[
  {
    "id": "2925",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.24,
      "Al2O3": 9.68,
      "Na2O": 2.01,
      "K2O": 2.94,
      "MgO": 7.44,
      "CaO": 6.08,
      "TiO2": 0.1,
      "Fe2O3": 8.63,
      "CoO": 1.88,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "kona f-4 feldspar discontinued",
        "amount": 20.0
      },
      {
        "material": "silica",
        "amount": 20.0
      },
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 20.0
      },
      {
        "material": "dolomite",
        "amount": 15.0
      },
      {
        "material": "talc",
        "amount": 13.0
      },
      {
        "material": "ball clay",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 9.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 112.0
      }
    ]
  },
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    "id": "2929",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.0,
      "Al2O3": 12.71,
      "Na2O": 0.82,
      "K2O": 2.57,
      "MgO": 1.03,
      "CaO": 13.58,
      "TiO2": 0.13,
      "Fe2O3": 0.14,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "wollastonite",
        "amount": 27.0
      },
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 25.0
      },
      {
        "material": "silica",
        "amount": 20.0
      },
      {
        "material": "ball clay",
        "amount": 12.5
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      {
        "material": "kaolin",
        "amount": 12.5
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      {
        "material": "talc",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.22,
      "Al2O3": 14.41,
      "Na2O": 1.0,
      "K2O": 3.14,
      "MgO": 1.04,
      "CaO": 11.35,
      "TiO2": 0.16,
      "Fe2O3": 0.67,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 30.5
      },
      {
        "material": "wollastonite",
        "amount": 22.5
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      {
        "material": "silica",
        "amount": 16.0
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      {
        "material": "ball clay",
        "amount": 15.5
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      {
        "material": "kaolin",
        "amount": 12.5
      },
      {
        "material": "talc",
        "amount": 3.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
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    "id": "3175",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 70.05,
      "Al2O3": 12.98,
      "Na2O": 0.86,
      "K2O": 3.11,
      "MgO": 0.07,
      "CaO": 12.75,
      "TiO2": 0.01,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 27.4
      },
      {
        "material": "wollastonite",
        "amount": 25.5
      },
      {
        "material": "silica",
        "amount": 25.2
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.9
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "3176",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.35,
      "Al2O3": 12.87,
      "Na2O": 0.85,
      "K2O": 3.08,
      "MgO": 1.06,
      "CaO": 12.62,
      "TiO2": 0.01,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 27.1
      },
      {
        "material": "wollastonite",
        "amount": 25.2
      },
      {
        "material": "silica",
        "amount": 23.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.7
      },
      {
        "material": "talc",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "3177",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.28,
      "Al2O3": 12.85,
      "Na2O": 0.85,
      "K2O": 3.07,
      "MgO": 1.15,
      "CaO": 12.62,
      "TiO2": 0.01,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 32.7
      },
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 24.7
      },
      {
        "material": "grolleg kaolin",
        "amount": 19.8
      },
      {
        "material": "whiting",
        "amount": 19.8
      },
      {
        "material": "talc",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "3181",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 70.81,
      "Al2O3": 8.99,
      "Na2O": 1.62,
      "K2O": 5.17,
      "MgO": 0.01,
      "CaO": 12.34,
      "TiO2": 0.01,
      "Fe2O3": 1.06,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 50.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 101.0
      }
    ]
  },
  {
    "id": "3183",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.28,
      "Al2O3": 12.2,
      "Na2O": 1.48,
      "K2O": 4.72,
      "MgO": 0.01,
      "CaO": 11.25,
      "TiO2": 0.0,
      "Fe2O3": 1.06,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 45.45
      },
      {
        "material": "silica",
        "amount": 27.27
      },
      {
        "material": "whiting",
        "amount": 18.18
      },
      {
        "material": "kaolin",
        "amount": 9.1
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 101.0
      }
    ]
  },
  {
    "id": "3187",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.54,
      "Al2O3": 12.29,
      "Na2O": 0.82,
      "K2O": 2.6,
      "MgO": 0.01,
      "CaO": 12.34,
      "BaO": 1.65,
      "TiO2": 0.01,
      "Fe2O3": 0.55,
      "CoO": 0.07,
      "SnO2": 1.12,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 34.3
      },
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 24.5
      },
      {
        "material": "whiting",
        "amount": 19.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 19.6
      },
      {
        "material": "barium carbonate",
        "amount": 1.9
      },
      {
        "material": "total base recipe",
        "amount": 99.9
      },
      {
        "material": "tin oxide",
        "amount": 1.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 0.5
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.1
      },
      {
        "material": "total",
        "amount": 101.5
      }
    ]
  },
  {
    "id": "3189",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.52,
      "Al2O3": 11.05,
      "Na2O": 1.25,
      "K2O": 3.99,
      "MgO": 0.68,
      "CaO": 12.9,
      "TiO2": 0.0,
      "Fe2O3": 0.61,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 41.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "silica",
        "amount": 22.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "dolomite",
        "amount": 3.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 0.65
      },
      {
        "material": "total",
        "amount": 100.65
      }
    ]
  },
  {
    "id": "3272",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.88,
      "Al2O3": 11.83,
      "Na2O": 1.33,
      "K2O": 4.23,
      "MgO": 0.01,
      "CaO": 12.59,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 0.1,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.1
      },
      {
        "material": "total",
        "amount": 100.1
      }
    ]
  },
  {
    "id": "3273",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.81,
      "Al2O3": 11.82,
      "Na2O": 1.33,
      "K2O": 4.23,
      "MgO": 0.01,
      "CaO": 12.58,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 0.21,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 100.2
      }
    ]
  },
  {
    "id": "3274",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.74,
      "Al2O3": 11.81,
      "Na2O": 1.32,
      "K2O": 4.22,
      "MgO": 0.01,
      "CaO": 12.57,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 0.31,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.3
      },
      {
        "material": "total",
        "amount": 100.3
      }
    ]
  },
  {
    "id": "3275",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.66,
      "Al2O3": 11.79,
      "Na2O": 1.32,
      "K2O": 4.22,
      "MgO": 0.01,
      "CaO": 12.55,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.4
      },
      {
        "material": "total",
        "amount": 100.4
      }
    ]
  },
  {
    "id": "3276",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.59,
      "Al2O3": 11.78,
      "Na2O": 1.32,
      "K2O": 4.21,
      "MgO": 0.01,
      "CaO": 12.54,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 0.52,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
  {
    "id": "3277",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.52,
      "Al2O3": 11.77,
      "Na2O": 1.32,
      "K2O": 4.21,
      "MgO": 0.01,
      "CaO": 12.53,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 0.62,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.6
      },
      {
        "material": "total",
        "amount": 100.6
      }
    ]
  },
  {
    "id": "3278",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.45,
      "Al2O3": 11.76,
      "Na2O": 1.32,
      "K2O": 4.2,
      "MgO": 0.01,
      "CaO": 12.51,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 0.72,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.7
      },
      {
        "material": "total",
        "amount": 100.7
      }
    ]
  },
  {
    "id": "3279",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.38,
      "Al2O3": 11.75,
      "Na2O": 1.32,
      "K2O": 4.2,
      "MgO": 0.01,
      "CaO": 12.5,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 0.83,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.8
      },
      {
        "material": "total",
        "amount": 100.8
      }
    ]
  },
  {
    "id": "3280",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.3,
      "Al2O3": 11.73,
      "Na2O": 1.32,
      "K2O": 4.2,
      "MgO": 0.01,
      "CaO": 12.49,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 0.93,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.9
      },
      {
        "material": "total",
        "amount": 100.9
      }
    ]
  },
  {
    "id": "3281",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.23,
      "Al2O3": 11.72,
      "Na2O": 1.31,
      "K2O": 4.19,
      "MgO": 0.01,
      "CaO": 12.48,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 1.03,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 101.0
      }
    ]
  },
  {
    "id": "3294",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.27,
      "Al2O3": 11.73,
      "Na2O": 1.32,
      "K2O": 4.19,
      "MgO": 0.01,
      "CaO": 12.48,
      "TiO2": 0.0,
      "Fe2O3": 0.99,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 101.0
      }
    ]
  },
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    "id": "3295",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.52,
      "Al2O3": 11.6,
      "Na2O": 1.3,
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      "MgO": 0.01,
      "CaO": 12.35,
      "TiO2": 0.0,
      "Fe2O3": 0.98,
      "SnO2": 1.09,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 1.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3296",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.78,
      "Al2O3": 11.48,
      "Na2O": 1.29,
      "K2O": 4.1,
      "MgO": 0.01,
      "CaO": 12.21,
      "TiO2": 0.0,
      "Fe2O3": 0.97,
      "SnO2": 2.16,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 2.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 103.0
      }
    ]
  },
  {
    "id": "3297",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.05,
      "Al2O3": 11.35,
      "Na2O": 1.27,
      "K2O": 4.06,
      "MgO": 0.01,
      "CaO": 12.08,
      "TiO2": 0.0,
      "Fe2O3": 0.96,
      "SnO2": 3.2,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 3.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
  {
    "id": "3298",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 66.35,
      "Al2O3": 11.23,
      "Na2O": 1.26,
      "K2O": 4.02,
      "MgO": 0.01,
      "CaO": 11.95,
      "TiO2": 0.0,
      "Fe2O3": 0.95,
      "SnO2": 4.23,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 4.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 105.0
      }
    ]
  },
  {
    "id": "3299",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.65,
      "Al2O3": 11.12,
      "Na2O": 1.25,
      "K2O": 3.97,
      "MgO": 0.01,
      "CaO": 11.83,
      "TiO2": 0.0,
      "Fe2O3": 0.94,
      "SnO2": 5.23,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 5.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 106.0
      }
    ]
  },
  {
    "id": "3300",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.52,
      "Al2O3": 11.6,
      "Na2O": 1.3,
      "K2O": 4.15,
      "MgO": 0.01,
      "CaO": 12.35,
      "TiO2": 0.0,
      "Fe2O3": 0.98,
      "ZnO": 1.09,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 1.0
      },
      {
        "material": "zinc oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3302",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.05,
      "Al2O3": 11.35,
      "Na2O": 1.27,
      "K2O": 4.06,
      "MgO": 0.01,
      "CaO": 12.08,
      "TiO2": 0.0,
      "Fe2O3": 0.96,
      "ZnO": 3.2,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "zinc oxide",
        "amount": 3.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
  {
    "id": "3303",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 66.35,
      "Al2O3": 11.23,
      "Na2O": 1.26,
      "K2O": 4.02,
      "MgO": 0.01,
      "CaO": 11.95,
      "TiO2": 0.0,
      "Fe2O3": 0.95,
      "ZnO": 4.23,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "zinc oxide",
        "amount": 4.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 105.0
      }
    ]
  },
  {
    "id": "3304",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.65,
      "Al2O3": 11.12,
      "Na2O": 1.25,
      "K2O": 3.97,
      "MgO": 0.01,
      "CaO": 11.83,
      "TiO2": 0.0,
      "Fe2O3": 0.94,
      "ZnO": 5.23,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "zinc oxide",
        "amount": 5.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 106.0
      }
    ]
  },
  {
    "id": "3305",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.78,
      "Al2O3": 10.94,
      "Na2O": 1.24,
      "K2O": 3.95,
      "MgO": 0.67,
      "CaO": 12.76,
      "TiO2": 0.0,
      "Fe2O3": 0.64,
      "SnO2": 1.01,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 41.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "silica",
        "amount": 22.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "dolomite",
        "amount": 3.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 1.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 0.7
      },
      {
        "material": "total",
        "amount": 101.7
      }
    ]
  },
  {
    "id": "3306",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.17,
      "Al2O3": 12.52,
      "Na2O": 0.85,
      "K2O": 2.72,
      "MgO": 0.03,
      "CaO": 11.82,
      "P2O5": 0.06,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "ZnO": 2.58,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 27.0
      },
      {
        "material": "silica",
        "amount": 26.5
      },
      {
        "material": "wollastonite",
        "amount": 23.5
      },
      {
        "material": "ep kaolin",
        "amount": 20.5
      },
      {
        "material": "zinc oxide",
        "amount": 2.5
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "3324",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 53.87,
      "Al2O3": 21.04,
      "Na2O": 1.71,
      "K2O": 5.46,
      "MgO": 6.31,
      "CaO": 11.57,
      "TiO2": 0.01,
      "Fe2O3": 0.03,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 48.0
      },
      {
        "material": "dolomite",
        "amount": 24.0
      },
      {
        "material": "kaolin",
        "amount": 24.0
      },
      {
        "material": "whiting",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "3326",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 55.3,
      "Al2O3": 21.6,
      "Na2O": 1.76,
      "K2O": 5.6,
      "MgO": 5.83,
      "CaO": 9.88,
      "TiO2": 0.01,
      "Fe2O3": 0.03,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 50.0
      },
      {
        "material": "kaolin",
        "amount": 25.0
      },
      {
        "material": "dolomite",
        "amount": 22.5
      },
      {
        "material": "whiting",
        "amount": 2.5
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "3417",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 57.92,
      "Al2O3": 14.98,
      "Na2O": 1.89,
      "K2O": 6.58,
      "MgO": 0.04,
      "CaO": 10.12,
      "P2O5": 0.03,
      "TiO2": 0.04,
      "Cr2O3": 0.89,
      "MnO2": 2.63,
      "Fe2O3": 2.98,
      "CoO": 1.91,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "g-200 feldspar",
        "amount": 60.0
      },
      {
        "material": "whiting",
        "amount": 17.0
      },
      {
        "material": "silica",
        "amount": 13.0
      },
      {
        "material": "ep kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 3.0
      },
      {
        "material": "manganese dioxide",
        "amount": 3.0
      },
      {
        "material": "iron chromate",
        "amount": 2.0
      },
      {
        "material": "iron oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 110.0
      }
    ]
  },
  {
    "id": "3453",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 71.3,
      "Al2O3": 8.62,
      "Na2O": 1.0,
      "K2O": 3.2,
      "MgO": 4.16,
      "CaO": 8.61,
      "TiO2": 0.0,
      "Fe2O3": 3.11,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 33.0
      },
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 31.0
      },
      {
        "material": "whiting",
        "amount": 14.0
      },
      {
        "material": "talc",
        "amount": 12.0
      },
      {
        "material": "kaolin",
        "amount": 7.0
      },
      {
        "material": "total base recipe",
        "amount": 97.0
      },
      {
        "material": "red iron oxide",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "3454",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 57.87,
      "Al2O3": 18.65,
      "Na2O": 1.54,
      "K2O": 4.9,
      "MgO": 7.75,
      "CaO": 7.95,
      "P2O5": 1.32,
      "TiO2": 0.01,
      "Fe2O3": 0.03,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 45.4
      },
      {
        "material": "kaolin",
        "amount": 22.2
      },
      {
        "material": "dolomite",
        "amount": 17.6
      },
      {
        "material": "talc",
        "amount": 9.3
      },
      {
        "material": "bone ash",
        "amount": 2.75
      },
      {
        "material": "silica",
        "amount": 2.75
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "3508",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.66,
      "Al2O3": 12.48,
      "Na2O": 0.86,
      "K2O": 3.08,
      "MgO": 0.07,
      "CaO": 11.76,
      "TiO2": 0.01,
      "Fe2O3": 2.08,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3509",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.66,
      "Al2O3": 12.48,
      "Na2O": 0.86,
      "K2O": 3.08,
      "MgO": 0.07,
      "CaO": 11.76,
      "TiO2": 0.01,
      "Fe2O3": 1.89,
      "CoO": 0.19,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.8
      },
      {
        "material": "cobalt oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3510",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.67,
      "Al2O3": 12.48,
      "Na2O": 0.86,
      "K2O": 3.08,
      "MgO": 0.07,
      "CaO": 11.77,
      "TiO2": 0.01,
      "MnO2": 0.18,
      "Fe2O3": 1.89,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.8
      },
      {
        "material": "manganese dioxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3511",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.68,
      "Al2O3": 12.48,
      "Na2O": 0.86,
      "K2O": 3.08,
      "MgO": 0.07,
      "CaO": 11.77,
      "TiO2": 0.01,
      "MnO2": 0.35,
      "Fe2O3": 1.69,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.6
      },
      {
        "material": "manganese dioxide",
        "amount": 0.4
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3512",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.67,
      "Al2O3": 12.48,
      "Na2O": 0.86,
      "K2O": 3.08,
      "MgO": 0.07,
      "CaO": 11.77,
      "TiO2": 0.01,
      "MnO2": 0.18,
      "Fe2O3": 1.69,
      "CoO": 0.19,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.6
      },
      {
        "material": "cobalt oxide",
        "amount": 0.2
      },
      {
        "material": "manganese dioxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3513",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.66,
      "Al2O3": 12.48,
      "Na2O": 0.86,
      "K2O": 3.08,
      "MgO": 0.07,
      "CaO": 11.76,
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        "material": "potash feldspar (zheng yi sk7)",
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      {
        "material": "total base recipe",
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      {
        "material": "red iron oxide",
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      {
        "material": "cobalt oxide",
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      {
        "material": "total",
        "amount": 102.0
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      {
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      {
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      },
      {
        "material": "total",
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        "material": "potash feldspar (zheng yi sk7)",
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        "material": "cobalt oxide",
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        "material": "potash feldspar (zheng yi sk7)",
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        "material": "red iron oxide",
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      {
        "material": "manganese dioxide",
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      },
      {
        "material": "total",
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      {
        "material": "manganese dioxide",
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      {
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      {
        "material": "total",
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      {
        "material": "cobalt oxide",
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      {
        "material": "manganese dioxide",
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      },
      {
        "material": "total",
        "amount": 102.0
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      {
        "material": "manganese dioxide",
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      },
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        "material": "total",
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      {
        "material": "total",
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        "material": "total",
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        "material": "manganese dioxide",
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      {
        "material": "total",
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      {
        "material": "cobalt oxide",
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      {
        "material": "manganese dioxide",
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      },
      {
        "material": "total",
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    "id": "3528",
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        "material": "potash feldspar (zheng yi sk7)",
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      {
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      },
      {
        "material": "red iron oxide",
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      },
      {
        "material": "total",
        "amount": 102.0
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    "id": "3531",
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        "material": "potash feldspar (zheng yi sk7)",
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        "material": "total base recipe",
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        "material": "manganese dioxide",
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      {
        "material": "red iron oxide",
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      },
      {
        "material": "total",
        "amount": 102.0
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      {
        "material": "cobalt oxide",
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      },
      {
        "material": "total",
        "amount": 102.0
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      {
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      {
        "material": "total",
        "amount": 102.0
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      "Na2O": 0.86,
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      "MgO": 0.07,
      "CaO": 11.77,
      "TiO2": 0.01,
      "MnO2": 0.53,
      "Fe2O3": 0.93,
      "CoO": 0.56,
      "LOI": 0.0
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    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.0
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 0.8
      },
      {
        "material": "cobalt oxide",
        "amount": 0.6
      },
      {
        "material": "manganese dioxide",
        "amount": 0.6
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "3535",
    "chemical_composition": {
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      "SiO2": 69.74,
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      "Fe2O3": 0.74,
      "LOI": 0.0
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        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
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        "material": "wollastonite",
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      {
        "material": "total base recipe",
        "amount": 100.0
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      {
        "material": "manganese dioxide",
        "amount": 1.4
      },
      {
        "material": "red iron oxide",
        "amount": 0.6
      },
      {
        "material": "total",
        "amount": 102.0
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    ]
  },
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      "MgO": 0.07,
      "CaO": 11.78,
      "TiO2": 0.01,
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      "Fe2O3": 0.74,
      "CoO": 0.19,
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    },
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        "material": "potash feldspar (zheng yi sk7)",
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      },
      {
        "material": "silica",
        "amount": 27.0
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      {
        "material": "wollastonite",
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      },
      {
        "material": "grolleg kaolin",
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      {
        "material": "total base recipe",
        "amount": 100.0
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      {
        "material": "manganese dioxide",
        "amount": 1.2
      },
      {
        "material": "red iron oxide",
        "amount": 0.6
      },
      {
        "material": "cobalt oxide",
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      },
      {
        "material": "total",
        "amount": 102.0
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    ]
  },
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      "SiO2": 69.72,
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      "MgO": 0.07,
      "CaO": 11.77,
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      "Fe2O3": 0.74,
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        "material": "potash feldspar (zheng yi sk7)",
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      },
      {
        "material": "silica",
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      },
      {
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      {
        "material": "grolleg kaolin",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
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      },
      {
        "material": "red iron oxide",
        "amount": 0.6
      },
      {
        "material": "cobalt oxide",
        "amount": 0.4
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "chemical_composition": {
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      "SiO2": 69.71,
      "Al2O3": 12.49,
      "Na2O": 0.86,
      "K2O": 3.08,
      "MgO": 0.07,
      "CaO": 11.77,
      "TiO2": 0.01,
      "MnO2": 0.7,
      "Fe2O3": 0.74,
      "CoO": 0.56,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
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      },
      {
        "material": "silica",
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      {
        "material": "wollastonite",
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      },
      {
        "material": "grolleg kaolin",
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      {
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      },
      {
        "material": "manganese dioxide",
        "amount": 0.8
      },
      {
        "material": "cobalt oxide",
        "amount": 0.6
      },
      {
        "material": "red iron oxide",
        "amount": 0.6
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3539",
    "chemical_composition": {
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      "SiO2": 69.75,
      "Al2O3": 12.5,
      "Na2O": 0.86,
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      "MgO": 0.07,
      "CaO": 11.78,
      "TiO2": 0.01,
      "MnO2": 1.4,
      "Fe2O3": 0.55,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 27.0
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      {
        "material": "wollastonite",
        "amount": 24.0
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      {
        "material": "grolleg kaolin",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 1.6
      },
      {
        "material": "red iron oxide",
        "amount": 0.4
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3540",
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      "SiO2": 69.74,
      "Al2O3": 12.5,
      "Na2O": 0.86,
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      "MgO": 0.07,
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      "Fe2O3": 0.55,
      "CoO": 0.19,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
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      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
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      },
      {
        "material": "grolleg kaolin",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 1.4
      },
      {
        "material": "red iron oxide",
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      },
      {
        "material": "cobalt oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 102.0
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    ]
  },
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    "id": "3541",
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      "MgO": 0.07,
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      "Fe2O3": 0.55,
      "CoO": 0.38,
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    "ingredients": [
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        "material": "potash feldspar (zheng yi sk7)",
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      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
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      },
      {
        "material": "grolleg kaolin",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 1.2
      },
      {
        "material": "cobalt oxide",
        "amount": 0.4
      },
      {
        "material": "red iron oxide",
        "amount": 0.4
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "3542",
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      "SiO2": 69.72,
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      "Na2O": 0.86,
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      "Fe2O3": 0.55,
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        "material": "potash feldspar (zheng yi sk7)",
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      },
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        "material": "silica",
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      {
        "material": "wollastonite",
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      },
      {
        "material": "grolleg kaolin",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 1.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.6
      },
      {
        "material": "red iron oxide",
        "amount": 0.4
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "3547",
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      "CaO": 11.78,
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      "MnO2": 1.58,
      "Fe2O3": 0.35,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 27.0
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      {
        "material": "wollastonite",
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      },
      {
        "material": "grolleg kaolin",
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      },
      {
        "material": "total base recipe",
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      },
      {
        "material": "manganese dioxide",
        "amount": 1.8
      },
      {
        "material": "red iron oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 102.0
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    ]
  },
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    "id": "3548",
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      "MgO": 0.07,
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      "Fe2O3": 0.35,
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      "LOI": 0.0
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        "material": "potash feldspar (zheng yi sk7)",
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      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
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      },
      {
        "material": "grolleg kaolin",
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      {
        "material": "total base recipe",
        "amount": 100.0
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      {
        "material": "manganese dioxide",
        "amount": 1.6
      },
      {
        "material": "cobalt oxide",
        "amount": 0.2
      },
      {
        "material": "red iron oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "3549",
    "chemical_composition": {
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      "MgO": 0.07,
      "CaO": 11.78,
      "TiO2": 0.01,
      "MnO2": 1.23,
      "Fe2O3": 0.35,
      "CoO": 0.38,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "potash feldspar (zheng yi sk7)",
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      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "grolleg kaolin",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 1.4
      },
      {
        "material": "cobalt oxide",
        "amount": 0.4
      },
      {
        "material": "red iron oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "3550",
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      "SiO2": 69.73,
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      "K2O": 3.09,
      "MgO": 0.07,
      "CaO": 11.78,
      "TiO2": 0.01,
      "MnO2": 1.05,
      "Fe2O3": 0.35,
      "CoO": 0.57,
      "LOI": 0.0
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        "material": "potash feldspar (zheng yi sk7)",
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      },
      {
        "material": "silica",
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      },
      {
        "material": "wollastonite",
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      },
      {
        "material": "grolleg kaolin",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 1.2
      },
      {
        "material": "cobalt oxide",
        "amount": 0.6
      },
      {
        "material": "red iron oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "3551",
    "chemical_composition": {
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      "SiO2": 69.77,
      "Al2O3": 12.5,
      "Na2O": 0.86,
      "K2O": 3.09,
      "MgO": 0.07,
      "CaO": 11.78,
      "TiO2": 0.01,
      "MnO2": 1.75,
      "Fe2O3": 0.16,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
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      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3552",
    "chemical_composition": {
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      "SiO2": 69.76,
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      "Na2O": 0.86,
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      "MgO": 0.07,
      "CaO": 11.78,
      "TiO2": 0.01,
      "MnO2": 1.58,
      "Fe2O3": 0.16,
      "CoO": 0.19,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 1.8
      },
      {
        "material": "cobalt oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3553",
    "chemical_composition": {
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      "SiO2": 69.75,
      "Al2O3": 12.5,
      "Na2O": 0.86,
      "K2O": 3.09,
      "MgO": 0.07,
      "CaO": 11.78,
      "TiO2": 0.01,
      "MnO2": 1.4,
      "Fe2O3": 0.16,
      "CoO": 0.38,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 1.6
      },
      {
        "material": "cobalt oxide",
        "amount": 0.4
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3554",
    "chemical_composition": {
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      "SiO2": 69.74,
      "Al2O3": 12.5,
      "Na2O": 0.86,
      "K2O": 3.09,
      "MgO": 0.07,
      "CaO": 11.78,
      "TiO2": 0.01,
      "MnO2": 1.23,
      "Fe2O3": 0.16,
      "CoO": 0.57,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "wollastonite",
        "amount": 24.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 1.4
      },
      {
        "material": "cobalt oxide",
        "amount": 0.6
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "3556",
    "chemical_composition": {
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      "SiO2": 50.62,
      "Al2O3": 16.97,
      "Na2O": 1.5,
      "K2O": 4.77,
      "MgO": 4.02,
      "CaO": 8.07,
      "TiO2": 0.0,
      "ZrO2": 10.72,
      "Fe2O3": 0.03,
      "SnO2": 3.3,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 53.2
      },
      {
        "material": "kaolin",
        "amount": 22.9
      },
      {
        "material": "dolomite",
        "amount": 19.4
      },
      {
        "material": "whiting",
        "amount": 4.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "zircopax",
        "amount": 16.9
      },
      {
        "material": "tin oxide",
        "amount": 3.5
      },
      {
        "material": "total",
        "amount": 120.4
      }
    ]
  },
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    "id": "3557",
    "chemical_composition": {
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      "MgO": 2.56,
      "CaO": 6.72,
      "TiO2": 0.14,
      "Fe2O3": 9.02,
      "LOI": 0.0
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    "ingredients": [
      {
        "material": "silica",
        "amount": 40.0
      },
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 28.0
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 12.0
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      {
        "material": "whiting",
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      },
      {
        "material": "talc",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 9.5
      },
      {
        "material": "total",
        "amount": 109.5
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    ]
  },
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    "id": "3558",
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      "Na2O": 1.3,
      "K2O": 4.15,
      "MgO": 0.01,
      "CaO": 12.37,
      "TiO2": 0.0,
      "MnO2": 1.9,
      "Fe2O3": 0.02,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3559",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.34,
      "Al2O3": 11.4,
      "Na2O": 1.28,
      "K2O": 4.08,
      "MgO": 0.01,
      "CaO": 12.13,
      "TiO2": 0.0,
      "MnO2": 3.73,
      "Fe2O3": 0.02,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
  {
    "id": "3560",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 66.11,
      "Al2O3": 11.19,
      "Na2O": 1.26,
      "K2O": 4.0,
      "MgO": 0.01,
      "CaO": 11.91,
      "TiO2": 0.0,
      "MnO2": 5.49,
      "Fe2O3": 0.02,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 6.0
      },
      {
        "material": "total",
        "amount": 106.0
      }
    ]
  },
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    "id": "3561",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 64.92,
      "Al2O3": 10.99,
      "Na2O": 1.23,
      "K2O": 3.93,
      "MgO": 0.01,
      "CaO": 11.7,
      "TiO2": 0.0,
      "MnO2": 7.19,
      "Fe2O3": 0.02,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
  {
    "id": "3562",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 63.78,
      "Al2O3": 10.8,
      "Na2O": 1.21,
      "K2O": 3.86,
      "MgO": 0.01,
      "CaO": 11.49,
      "TiO2": 0.0,
      "MnO2": 8.83,
      "Fe2O3": 0.02,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 110.0
      }
    ]
  },
  {
    "id": "3806",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 66.68,
      "Al2O3": 17.13,
      "Na2O": 1.03,
      "K2O": 3.59,
      "MgO": 4.07,
      "CaO": 7.39,
      "TiO2": 0.02,
      "Fe2O3": 0.1,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "g-200 feldspar",
        "amount": 30.0
      },
      {
        "material": "new zealand halloysite",
        "amount": 28.0
      },
      {
        "material": "silica",
        "amount": 19.0
      },
      {
        "material": "talc",
        "amount": 11.5
      },
      {
        "material": "whiting",
        "amount": 11.5
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "3861",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 54.73,
      "Al2O3": 21.12,
      "Na2O": 1.76,
      "K2O": 5.6,
      "MgO": 5.7,
      "CaO": 10.69,
      "TiO2": 0.01,
      "Fe2O3": 0.03,
      "CoO": 0.37,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 50.0
      },
      {
        "material": "kaolin",
        "amount": 24.0
      },
      {
        "material": "dolomite",
        "amount": 22.0
      },
      {
        "material": "whiting",
        "amount": 4.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
  {
    "id": "3862",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.92,
      "Al2O3": 14.57,
      "Na2O": 3.51,
      "K2O": 2.56,
      "MgO": 2.61,
      "CaO": 13.0,
      "TiO2": 0.19,
      "Fe2O3": 0.22,
      "CoO": 1.43,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "kona f-4 feldspar discontinued",
        "amount": 44.0
      },
      {
        "material": "ball clay",
        "amount": 17.0
      },
      {
        "material": "silica",
        "amount": 15.3
      },
      {
        "material": "whiting",
        "amount": 13.5
      },
      {
        "material": "dolomite",
        "amount": 10.2
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3863",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 57.36,
      "Al2O3": 9.48,
      "Na2O": 1.41,
      "K2O": 4.48,
      "MgO": 3.18,
      "CaO": 13.58,
      "TiO2": 0.0,
      "ZrO2": 8.43,
      "Fe2O3": 1.63,
      "CoO": 0.44,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 47.3
      },
      {
        "material": "silica",
        "amount": 17.8
      },
      {
        "material": "whiting",
        "amount": 16.2
      },
      {
        "material": "dolomite",
        "amount": 14.5
      },
      {
        "material": "kaolin",
        "amount": 4.2
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "ultrox",
        "amount": 13.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.7
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.7
      },
      {
        "material": "total",
        "amount": 115.4
      }
    ]
  },
  {
    "id": "3864",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 60.68,
      "Al2O3": 16.22,
      "Na2O": 4.37,
      "K2O": 2.05,
      "MgO": 4.93,
      "CaO": 8.98,
      "Cr2O3": 0.99,
      "Fe2O3": 1.08,
      "CoO": 0.7,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 24.0
      },
      {
        "material": "dolomite",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 13.0
      },
      {
        "material": "whiting",
        "amount": 3.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "iron chromate",
        "amount": 2.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 103.0
      }
    ]
  },
  {
    "id": "3865",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.79,
      "Al2O3": 17.69,
      "Na2O": 1.2,
      "K2O": 3.81,
      "MgO": 5.03,
      "CaO": 9.01,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 1.44,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 35.0
      },
      {
        "material": "kaolin",
        "amount": 24.0
      },
      {
        "material": "dolomite",
        "amount": 20.0
      },
      {
        "material": "silica",
        "amount": 18.0
      },
      {
        "material": "whiting",
        "amount": 3.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "3866",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.21,
      "Al2O3": 13.06,
      "Na2O": 1.34,
      "K2O": 4.28,
      "MgO": 0.01,
      "CaO": 10.95,
      "TiO2": 0.0,
      "Fe2O3": 2.06,
      "CoO": 1.08,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 42.0
      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "whiting",
        "amount": 18.0
      },
      {
        "material": "kaolin",
        "amount": 13.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 2.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 1.6
      },
      {
        "material": "total",
        "amount": 103.6
      }
    ]
  },
  {
    "id": "3867",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.37,
      "Al2O3": 13.52,
      "Na2O": 0.9,
      "K2O": 2.87,
      "MgO": 0.01,
      "CaO": 14.52,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "CoO": 3.48,
      "ZnO": 3.32,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 27.3
      },
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 27.3
      },
      {
        "material": "whiting",
        "amount": 23.3
      },
      {
        "material": "kaolin",
        "amount": 19.2
      },
      {
        "material": "zinc oxide",
        "amount": 3.0
      },
      {
        "material": "total base recipe",
        "amount": 100.1
      },
      {
        "material": "cobalt carbonate",
        "amount": 5.0
      },
      {
        "material": "total",
        "amount": 105.1
      }
    ]
  },
  {
    "id": "4287",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.82,
      "Al2O3": 14.42,
      "Na2O": 1.09,
      "K2O": 3.48,
      "MgO": 1.21,
      "CaO": 9.73,
      "P2O5": 0.93,
      "TiO2": 0.0,
      "Fe2O3": 1.33,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 33.5
      },
      {
        "material": "silica",
        "amount": 29.5
      },
      {
        "material": "kaolin",
        "amount": 19.0
      },
      {
        "material": "whiting",
        "amount": 11.0
      },
      {
        "material": "dolomite",
        "amount": 5.0
      },
      {
        "material": "bone ash",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "iron oxide",
        "amount": 1.26
      },
      {
        "material": "total",
        "amount": 101.26
      }
    ]
  },
  {
    "id": "4288",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.8,
      "Al2O3": 16.01,
      "Na2O": 1.14,
      "K2O": 3.64,
      "MgO": 0.01,
      "CaO": 9.91,
      "P2O5": 0.93,
      "TiO2": 0.0,
      "Fe2O3": 0.56,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 35.0
      },
      {
        "material": "silica",
        "amount": 27.0
      },
      {
        "material": "kaolin",
        "amount": 22.0
      },
      {
        "material": "whiting",
        "amount": 14.0
      },
      {
        "material": "bone ash",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "iron oxide",
        "amount": 0.52
      },
      {
        "material": "total",
        "amount": 100.52
      }
    ]
  },
  {
    "id": "4289",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 60.32,
      "Al2O3": 16.04,
      "Na2O": 1.21,
      "K2O": 3.86,
      "MgO": 2.55,
      "CaO": 14.69,
      "P2O5": 0.98,
      "TiO2": 0.0,
      "Fe2O3": 0.35,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 35.0
      },
      {
        "material": "kaolin",
        "amount": 20.0
      },
      {
        "material": "silica",
        "amount": 18.0
      },
      {
        "material": "whiting",
        "amount": 15.0
      },
      {
        "material": "dolomite",
        "amount": 10.0
      },
      {
        "material": "bone ash",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "iron oxide",
        "amount": 0.3
      },
      {
        "material": "total",
        "amount": 100.3
      }
    ]
  },
  {
    "id": "4338",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 48.44,
      "Al2O3": 18.28,
      "Na2O": 1.43,
      "K2O": 4.61,
      "MgO": 1.23,
      "CaO": 16.32,
      "P2O5": 4.41,
      "TiO2": 1.37,
      "Fe2O3": 3.91,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 43.97
      },
      {
        "material": "ep kaolin",
        "amount": 25.86
      },
      {
        "material": "whiting",
        "amount": 17.24
      },
      {
        "material": "bone ash",
        "amount": 9.48
      },
      {
        "material": "talc",
        "amount": 3.45
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 3.45
      },
      {
        "material": "rutile",
        "amount": 1.29
      },
      {
        "material": "total",
        "amount": 104.74
      }
    ]
  },
  {
    "id": "4339",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 50.06,
      "Al2O3": 17.76,
      "Na2O": 1.56,
      "K2O": 5.01,
      "MgO": 1.28,
      "CaO": 17.58,
      "P2O5": 4.36,
      "TiO2": 0.1,
      "Fe2O3": 0.21,
      "CuO": 2.08,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 46.5
      },
      {
        "material": "ep kaolin",
        "amount": 22.1
      },
      {
        "material": "whiting",
        "amount": 18.8
      },
      {
        "material": "bone ash",
        "amount": 9.1
      },
      {
        "material": "talc",
        "amount": 3.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 2.9
      },
      {
        "material": "total",
        "amount": 102.9
      }
    ]
  },
  {
    "id": "4340",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.91,
      "Al2O3": 13.35,
      "Na2O": 0.65,
      "K2O": 2.03,
      "MgO": 0.05,
      "CaO": 9.46,
      "TiO2": 0.16,
      "MnO2": 2.92,
      "Fe2O3": 9.14,
      "CoO": 0.33,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 20.5
      },
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 19.0
      },
      {
        "material": "wollastonite",
        "amount": 18.5
      },
      {
        "material": "ball clay",
        "amount": 14.7
      },
      {
        "material": "kaolin",
        "amount": 14.7
      },
      {
        "material": "iron oxide",
        "amount": 9.0
      },
      {
        "material": "manganese dioxide",
        "amount": 3.2
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.1
      }
    ]
  },
  {
    "id": "4343",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.4,
      "Al2O3": 8.3,
      "Na2O": 1.5,
      "K2O": 4.77,
      "MgO": 0.01,
      "CaO": 11.39,
      "TiO2": 0.01,
      "Fe2O3": 8.62,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 50.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 9.0
      },
      {
        "material": "total",
        "amount": 109.0
      }
    ]
  },
  {
    "id": "4344",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 66.57,
      "Al2O3": 11.63,
      "Na2O": 1.75,
      "K2O": 5.56,
      "MgO": 0.01,
      "CaO": 7.2,
      "TiO2": 0.01,
      "Fe2O3": 7.28,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 59.1
      },
      {
        "material": "silica",
        "amount": 23.4
      },
      {
        "material": "whiting",
        "amount": 12.7
      },
      {
        "material": "kaolin",
        "amount": 4.9
      },
      {
        "material": "total base recipe",
        "amount": 100.1
      },
      {
        "material": "red iron oxide",
        "amount": 7.7
      },
      {
        "material": "total",
        "amount": 107.8
      }
    ]
  },
  {
    "id": "4345",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 63.87,
      "Al2O3": 10.81,
      "Na2O": 1.21,
      "K2O": 3.87,
      "MgO": 0.01,
      "CaO": 11.51,
      "TiO2": 0.0,
      "Fe2O3": 8.72,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 9.0
      },
      {
        "material": "total",
        "amount": 109.0
      }
    ]
  },
  {
    "id": "4346",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 62.37,
      "Al2O3": 10.88,
      "Na2O": 1.54,
      "K2O": 4.91,
      "MgO": 0.01,
      "CaO": 6.68,
      "BaO": 1.89,
      "TiO2": 0.01,
      "Fe2O3": 9.28,
      "ZnO": 2.44,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 53.0
      },
      {
        "material": "silica",
        "amount": 24.0
      },
      {
        "material": "whiting",
        "amount": 12.0
      },
      {
        "material": "kaolin",
        "amount": 6.0
      },
      {
        "material": "barium carbonate",
        "amount": 2.5
      },
      {
        "material": "zinc oxide",
        "amount": 2.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 110.0
      }
    ]
  },
  {
    "id": "4347",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 60.39,
      "Al2O3": 11.94,
      "Na2O": 1.37,
      "K2O": 4.36,
      "MgO": 0.01,
      "CaO": 9.81,
      "TiO2": 0.0,
      "Fe2O3": 9.82,
      "ZnO": 2.29,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 46.2
      },
      {
        "material": "silica",
        "amount": 23.2
      },
      {
        "material": "whiting",
        "amount": 17.4
      },
      {
        "material": "kaolin",
        "amount": 10.9
      },
      {
        "material": "zinc oxide",
        "amount": 2.3
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 11.2
      },
      {
        "material": "total",
        "amount": 111.2
      }
    ]
  },
  {
    "id": "4376",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 48.33,
      "Al2O3": 10.72,
      "Na2O": 1.4,
      "K2O": 4.48,
      "MgO": 3.36,
      "CaO": 1.86,
      "BaO": 16.26,
      "TiO2": 0.0,
      "ZrO2": 10.6,
      "Fe2O3": 2.99,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 52.9
      },
      {
        "material": "barium carbonate",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 11.8
      },
      {
        "material": "kaolin",
        "amount": 8.2
      },
      {
        "material": "whiting",
        "amount": 3.5
      },
      {
        "material": "total base recipe",
        "amount": 99.9
      },
      {
        "material": "zircopax",
        "amount": 17.7
      },
      {
        "material": "red iron oxide",
        "amount": 3.5
      },
      {
        "material": "total",
        "amount": 121.1
      }
    ]
  },
  {
    "id": "4377",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 49.48,
      "Al2O3": 16.95,
      "Na2O": 6.49,
      "K2O": 3.06,
      "MgO": 4.84,
      "CaO": 7.03,
      "TiO2": 0.04,
      "ZrO2": 10.92,
      "Fe2O3": 1.18,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 71.6
      },
      {
        "material": "dolomite",
        "amount": 23.6
      },
      {
        "material": "ball clay",
        "amount": 4.8
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "zircopax",
        "amount": 17.9
      },
      {
        "material": "bentonite",
        "amount": 4.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.1
      },
      {
        "material": "total",
        "amount": 123.0
      }
    ]
  },
  {
    "id": "4378",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 53.69,
      "Al2O3": 21.12,
      "Na2O": 1.77,
      "K2O": 5.94,
      "MgO": 6.28,
      "CaO": 10.73,
      "P2O5": 0.08,
      "TiO2": 0.11,
      "Fe2O3": 0.29,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 48.9
      },
      {
        "material": "ep kaolin",
        "amount": 25.1
      },
      {
        "material": "dolomite",
        "amount": 22.4
      },
      {
        "material": "whiting",
        "amount": 3.5
      },
      {
        "material": "total base recipe",
        "amount": 99.9
      },
      {
        "material": "epsom salts",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 101.9
      }
    ]
  },
  {
    "id": "4380",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 52.7,
      "Al2O3": 21.01,
      "Na2O": 0.02,
      "K2O": 10.13,
      "MgO": 5.22,
      "CaO": 10.42,
      "P2O5": 0.01,
      "TiO2": 0.06,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "feldspar",
        "amount": 50.0
      },
      {
        "material": "dolomite",
        "amount": 20.0
      },
      {
        "material": "kaolin",
        "amount": 20.0
      },
      {
        "material": "red clay",
        "amount": 5.0
      },
      {
        "material": "whiting",
        "amount": 5.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "4382",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.24,
      "Al2O3": 12.41,
      "Na2O": 1.08,
      "K2O": 3.44,
      "MgO": 1.27,
      "CaO": 12.52,
      "TiO2": 0.0,
      "Fe2O3": 0.02,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 32.0
      },
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 32.0
      },
      {
        "material": "whiting",
        "amount": 16.8
      },
      {
        "material": "kaolin",
        "amount": 14.1
      },
      {
        "material": "dolomite",
        "amount": 5.1
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "4571",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.02,
      "Al2O3": 12.57,
      "Na2O": 0.93,
      "K2O": 2.96,
      "MgO": 0.01,
      "CaO": 12.39,
      "BaO": 1.59,
      "TiO2": 0.01,
      "Fe2O3": 0.51,
      "SnO2": 1.02,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 30.5
      },
      {
        "material": "wollastonite",
        "amount": 25.0
      },
      {
        "material": "silica",
        "amount": 22.0
      },
      {
        "material": "new zealand halloysite",
        "amount": 20.5
      },
      {
        "material": "barium carbonate",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 1.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 101.5
      }
    ]
  },
  {
    "id": "6352",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 66.73,
      "Al2O3": 12.85,
      "Na2O": 0.89,
      "K2O": 2.85,
      "MgO": 2.2,
      "CaO": 11.85,
      "P2O5": 0.47,
      "TiO2": 0.18,
      "Fe2O3": 1.97,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 31.0
      },
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 27.0
      },
      {
        "material": "new zealand halloysite",
        "amount": 20.0
      },
      {
        "material": "whiting",
        "amount": 13.0
      },
      {
        "material": "dolomite",
        "amount": 9.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.8
      },
      {
        "material": "bone ash",
        "amount": 1.0
      },
      {
        "material": "titanium dioxide",
        "amount": 0.15
      },
      {
        "material": "total",
        "amount": 102.95
      }
    ]
  },
  {
    "id": "8610",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.05,
      "Al2O3": 14.32,
      "Na2O": 2.36,
      "K2O": 2.6,
      "MgO": 0.59,
      "CaO": 12.62,
      "Fe2O3": 0.46,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "glaze stone 釉果 2015",
        "amount": 80.0
      },
      {
        "material": "glaze ash",
        "amount": 20.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "9411",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.58,
      "Al2O3": 13.47,
      "Na2O": 1.12,
      "K2O": 3.56,
      "MgO": 0.01,
      "CaO": 12.71,
      "TiO2": 0.02,
      "Fe2O3": 0.06,
      "CoO": 0.48,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 36.5
      },
      {
        "material": "wollastonite",
        "amount": 25.5
      },
      {
        "material": "new zealand halloysite",
        "amount": 20.0
      },
      {
        "material": "silica",
        "amount": 18.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
  {
    "id": "9412",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 70.35,
      "Al2O3": 13.84,
      "Na2O": 1.14,
      "K2O": 3.64,
      "MgO": 6.61,
      "CaO": 3.84,
      "TiO2": 0.02,
      "Fe2O3": 0.07,
      "CoO": 0.48,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 37.0
      },
      {
        "material": "new zealand halloysite",
        "amount": 20.4
      },
      {
        "material": "talc",
        "amount": 20.0
      },
      {
        "material": "silica",
        "amount": 15.1
      },
      {
        "material": "wollastonite",
        "amount": 7.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
  {
    "id": "11877",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.78,
      "Al2O3": 14.25,
      "Na2O": 2.41,
      "K2O": 2.64,
      "MgO": 0.3,
      "CaO": 12.14,
      "Fe2O3": 0.48,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "glaze stone 釉果 2015",
        "amount": 83.0
      },
      {
        "material": "whiting",
        "amount": 17.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 0.15
      },
      {
        "material": "total",
        "amount": 100.15
      }
    ]
  },
  {
    "id": "11878",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 70.33,
      "Al2O3": 12.35,
      "Na2O": 2.09,
      "K2O": 2.29,
      "MgO": 0.26,
      "CaO": 12.21,
      "Fe2O3": 0.47,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "glaze stone 釉果 2015",
        "amount": 78.0
      },
      {
        "material": "wollastonite",
        "amount": 22.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 100.2
      }
    ]
  },
  {
    "id": "11879",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 71.04,
      "Al2O3": 13.04,
      "Na2O": 3.22,
      "K2O": 3.51,
      "MgO": 0.14,
      "CaO": 8.41,
      "TiO2": 0.03,
      "Fe2O3": 0.6,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "sanbao porcelain stone 三宝瓷石",
        "amount": 84.0
      },
      {
        "material": "wollastonite",
        "amount": 16.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "13149",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.89,
      "Al2O3": 11.23,
      "Na2O": 1.64,
      "K2O": 5.48,
      "MgO": 0.01,
      "CaO": 5.29,
      "P2O5": 0.01,
      "TiO2": 0.02,
      "Fe2O3": 14.43,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 60.0
      },
      {
        "material": "silica",
        "amount": 24.27
      },
      {
        "material": "whiting",
        "amount": 10.02
      },
      {
        "material": "ep kaolin",
        "amount": 5.71
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 17.9
      },
      {
        "material": "total",
        "amount": 117.9
      }
    ]
  },
  {
    "id": "13158",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 60.36,
      "Al2O3": 12.06,
      "Na2O": 1.46,
      "K2O": 4.88,
      "MgO": 0.01,
      "CaO": 9.45,
      "P2O5": 0.03,
      "TiO2": 0.04,
      "Fe2O3": 9.52,
      "ZnO": 2.19,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 48.48
      },
      {
        "material": "silica",
        "amount": 22.52
      },
      {
        "material": "whiting",
        "amount": 16.57
      },
      {
        "material": "ep kaolin",
        "amount": 10.24
      },
      {
        "material": "zinc oxide",
        "amount": 2.19
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 9.9
      },
      {
        "material": "total",
        "amount": 109.9
      }
    ]
  },
  {
    "id": "13160",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 54.8,
      "Al2O3": 10.1,
      "Na2O": 1.38,
      "K2O": 4.59,
      "MgO": 2.77,
      "CaO": 11.1,
      "P2O5": 4.72,
      "TiO2": 0.02,
      "Fe2O3": 10.51,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 47.95
      },
      {
        "material": "silica",
        "amount": 15.87
      },
      {
        "material": "bone ash",
        "amount": 11.65
      },
      {
        "material": "talc",
        "amount": 9.1
      },
      {
        "material": "whiting",
        "amount": 8.88
      },
      {
        "material": "ep kaolin",
        "amount": 6.55
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 11.5
      },
      {
        "material": "total",
        "amount": 111.5
      }
    ]
  },
  {
    "id": "13161",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 62.82,
      "Al2O3": 10.74,
      "Na2O": 1.28,
      "K2O": 4.43,
      "MgO": 2.43,
      "CaO": 9.19,
      "TiO2": 0.14,
      "Fe2O3": 8.97,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "g-200 feldspar",
        "amount": 39.81
      },
      {
        "material": "silica",
        "amount": 25.0
      },
      {
        "material": "whiting",
        "amount": 15.74
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 12.04
      },
      {
        "material": "talc",
        "amount": 7.41
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 9.26
      },
      {
        "material": "total",
        "amount": 109.26
      }
    ]
  },
  {
    "id": "16277",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 48.17,
      "Al2O3": 19.26,
      "Na2O": 5.07,
      "K2O": 3.05,
      "MgO": 0.06,
      "CaO": 9.77,
      "BaO": 6.12,
      "P2O5": 0.04,
      "TiO2": 0.06,
      "Fe2O3": 0.16,
      "CuO": 0.36,
      "ZnO": 7.88,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "kona f-4 feldspar discontinued",
        "amount": 35.7
      },
      {
        "material": "nepheline syenite",
        "amount": 21.4
      },
      {
        "material": "ep kaolin",
        "amount": 14.4
      },
      {
        "material": "whiting",
        "amount": 14.3
      },
      {
        "material": "barium carbonate",
        "amount": 7.1
      },
      {
        "material": "zinc oxide",
        "amount": 7.1
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
  {
    "id": "16664",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 66.69,
      "Al2O3": 10.14,
      "Na2O": 1.4,
      "K2O": 4.75,
      "MgO": 2.16,
      "CaO": 12.23,
      "P2O5": 0.95,
      "TiO2": 0.0,
      "Fe2O3": 1.69,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 41.33
      },
      {
        "material": "silica",
        "amount": 28.53
      },
      {
        "material": "whiting",
        "amount": 12.48
      },
      {
        "material": "dolomite",
        "amount": 8.71
      },
      {
        "material": "grolleg kaolin",
        "amount": 5.45
      },
      {
        "material": "bone ash",
        "amount": 2.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.5
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "id": "20547",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.18,
      "Al2O3": 13.8,
      "B2O3": 9.12,
      "Na2O": 4.22,
      "K2O": 2.39,
      "MgO": 0.93,
      "CaO": 9.8,
      "SrO": 0.1,
      "TiO2": 0.29,
      "Fe2O3": 0.16,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 46.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 26.0
      },
      {
        "material": "gillespie borate",
        "amount": 20.0
      },
      {
        "material": "jackson ball clay",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "20670",
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      "Amt.": 0.0,
      "SiO2": 52.62,
      "Al2O3": 19.24,
      "B2O3": 3.34,
      "Na2O": 3.69,
      "K2O": 1.28,
      "MgO": 0.05,
      "CaO": 13.94,
      "P2O5": 0.08,
      "TiO2": 4.96,
      "Fe2O3": 0.79,
      "LOI": 0.0
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    "ingredients": [
      {
        "material": "ep kaolin",
        "amount": 29.23
      },
      {
        "material": "ferro frit 3124",
        "amount": 22.56
      },
      {
        "material": "nepheline syenite",
        "amount": 20.37
      },
      {
        "material": "whiting",
        "amount": 17.1
      },
      {
        "material": "silica",
        "amount": 10.74
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "rutile",
        "amount": 5.0
      },
      {
        "material": "mason 6600 black stain",
        "amount": 5.0
      },
      {
        "material": "total",
        "amount": 110.0
      }
    ]
  },
  {
    "id": "20754",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "id": "20843",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 58.08,
      "Al2O3": 13.1,
      "B2O3": 8.55,
      "Na2O": 4.0,
      "K2O": 0.34,
      "MgO": 0.03,
      "CaO": 15.53,
      "P2O5": 0.07,
      "TiO2": 0.1,
      "Fe2O3": 0.2,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ep kaolin",
        "amount": 25.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 22.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 22.0
      },
      {
        "material": "silica",
        "amount": 15.0
      },
      {
        "material": "wollastonite",
        "amount": 9.0
      },
      {
        "material": "whiting",
        "amount": 5.0
      },
      {
        "material": "minspar 200",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "21100",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.55,
      "Al2O3": 12.08,
      "B2O3": 5.49,
      "Na2O": 3.5,
      "K2O": 1.81,
      "MgO": 0.73,
      "CaO": 9.73,
      "SrO": 4.8,
      "P2O5": 0.05,
      "TiO2": 0.06,
      "Fe2O3": 0.19,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 36.0
      },
      {
        "material": "silica",
        "amount": 22.0
      },
      {
        "material": "gerstley borate",
        "amount": 18.0
      },
      {
        "material": "ep kaolin",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 8.0
      },
      {
        "material": "strontium carbonate",
        "amount": 6.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "21102",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.93,
      "Al2O3": 15.04,
      "B2O3": 9.08,
      "Na2O": 4.37,
      "K2O": 2.22,
      "MgO": 1.28,
      "CaO": 7.32,
      "P2O5": 0.03,
      "TiO2": 0.31,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 40.0
      },
      {
        "material": "gerstley borate",
        "amount": 30.0
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 20.0
      },
      {
        "material": "silica",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "21133",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.01,
      "Al2O3": 12.95,
      "B2O3": 9.42,
      "Na2O": 4.2,
      "K2O": 2.43,
      "MgO": 0.83,
      "CaO": 8.85,
      "P2O5": 0.02,
      "TiO2": 0.18,
      "Fe2O3": 0.76,
      "CuO": 1.36,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 46.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 26.0
      },
      {
        "material": "gerstley borate",
        "amount": 20.0
      },
      {
        "material": "ball clay",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 2.0
      },
      {
        "material": "red iron oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 102.5
      }
    ]
  },
  {
    "id": "21182",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 62.4,
      "Al2O3": 14.36,
      "B2O3": 4.12,
      "Na2O": 3.49,
      "K2O": 1.2,
      "MgO": 0.02,
      "CaO": 13.43,
      "P2O5": 0.06,
      "TiO2": 0.08,
      "Fe2O3": 0.18,
      "CoO": 0.65,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "minspar 200",
        "amount": 24.0
      },
      {
        "material": "ep kaolin",
        "amount": 21.0
      },
      {
        "material": "wollastonite",
        "amount": 16.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 14.0
      },
      {
        "material": "silica",
        "amount": 14.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 9.0
      },
      {
        "material": "whiting",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 101.0
      }
    ]
  },
  {
    "id": "21183",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.49,
      "Al2O3": 14.15,
      "B2O3": 4.06,
      "Na2O": 3.44,
      "K2O": 1.18,
      "MgO": 0.02,
      "CaO": 13.24,
      "P2O5": 0.06,
      "TiO2": 0.08,
      "Fe2O3": 1.63,
      "CoO": 0.64,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "minspar 200",
        "amount": 24.0
      },
      {
        "material": "ep kaolin",
        "amount": 21.0
      },
      {
        "material": "wollastonite",
        "amount": 16.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 14.0
      },
      {
        "material": "silica",
        "amount": 14.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 9.0
      },
      {
        "material": "whiting",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.5
      },
      {
        "material": "cobalt carbonate",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 102.5
      }
    ]
  },
  {
    "id": "21184",
    "chemical_composition": {
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      "SiO2": 61.57,
      "Al2O3": 14.17,
      "B2O3": 4.06,
      "Na2O": 3.45,
      "K2O": 1.18,
      "MgO": 0.02,
      "CaO": 13.25,
      "P2O5": 0.06,
      "TiO2": 0.08,
      "MnO2": 1.33,
      "Fe2O3": 0.18,
      "CoO": 0.64,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "minspar 200",
        "amount": 24.0
      },
      {
        "material": "ep kaolin",
        "amount": 21.0
      },
      {
        "material": "wollastonite",
        "amount": 16.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 14.0
      },
      {
        "material": "silica",
        "amount": 14.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 9.0
      },
      {
        "material": "whiting",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "manganese dioxide",
        "amount": 1.5
      },
      {
        "material": "cobalt carbonate",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 102.5
      }
    ]
  },
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    "id": "21307",
    "chemical_composition": {
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      "SiO2": 63.06,
      "Al2O3": 9.71,
      "B2O3": 5.0,
      "Na2O": 3.36,
      "K2O": 1.33,
      "MgO": 0.69,
      "CaO": 7.25,
      "SrO": 9.35,
      "P2O5": 0.04,
      "TiO2": 0.05,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 32.8
      },
      {
        "material": "nepheline syenite",
        "amount": 24.0
      },
      {
        "material": "gerstley borate",
        "amount": 16.8
      },
      {
        "material": "strontium carbonate",
        "amount": 12.0
      },
      {
        "material": "ep kaolin",
        "amount": 8.0
      },
      {
        "material": "wollastonite",
        "amount": 6.4
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "22939",
    "chemical_composition": {
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      "SiO2": 62.5,
      "Al2O3": 11.72,
      "Na2O": 0.89,
      "K2O": 3.42,
      "MgO": 2.07,
      "CaO": 8.56,
      "P2O5": 0.05,
      "TiO2": 0.81,
      "MnO2": 0.24,
      "Fe2O3": 9.74,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "mahavir potash feldspar",
        "amount": 31.6
      },
      {
        "material": "silica",
        "amount": 23.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.1
      },
      {
        "material": "wollastonite",
        "amount": 19.0
      },
      {
        "material": "talc",
        "amount": 6.8
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 10.9
      },
      {
        "material": "titanium dioxide",
        "amount": 0.8
      },
      {
        "material": "manganese dioxide",
        "amount": 0.3
      },
      {
        "material": "total",
        "amount": 112.0
      },
      {
        "material": "hold (min) total 1 150 250 0 1",
        "amount": 12.0
      },
      {
        "material": "celsius fahrenheit total 12",
        "amount": 35.0
      }
    ]
  },
  {
    "id": "24872",
    "chemical_composition": {
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      "SiO2": 52.98,
      "Al2O3": 15.39,
      "Na2O": 2.3,
      "K2O": 1.16,
      "MgO": 0.05,
      "CaO": 7.69,
      "P2O5": 0.07,
      "TiO2": 0.1,
      "Fe2O3": 20.26,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ep kaolin",
        "amount": 24.0
      },
      {
        "material": "silica",
        "amount": 24.0
      },
      {
        "material": "nepheline syenite",
        "amount": 21.0
      },
      {
        "material": "red iron oxide",
        "amount": 19.0
      },
      {
        "material": "whiting",
        "amount": 12.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "24873",
    "chemical_composition": {
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      "SiO2": 54.68,
      "Al2O3": 15.76,
      "Na2O": 2.23,
      "K2O": 1.13,
      "MgO": 0.05,
      "CaO": 9.68,
      "P2O5": 0.07,
      "TiO2": 0.11,
      "Fe2O3": 16.28,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ep kaolin",
        "amount": 25.0
      },
      {
        "material": "silica",
        "amount": 25.0
      },
      {
        "material": "nepheline syenite",
        "amount": 20.0
      },
      {
        "material": "red iron oxide",
        "amount": 15.0
      },
      {
        "material": "whiting",
        "amount": 15.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "25001",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 60.69,
      "Al2O3": 11.16,
      "Na2O": 1.02,
      "K2O": 3.93,
      "MgO": 2.34,
      "CaO": 7.12,
      "P2O5": 2.95,
      "TiO2": 0.05,
      "Fe2O3": 10.74,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "mahavir potash feldspar",
        "amount": 39.3
      },
      {
        "material": "silica",
        "amount": 28.5
      },
      {
        "material": "ep kaolin",
        "amount": 16.4
      },
      {
        "material": "talc",
        "amount": 8.3
      },
      {
        "material": "wollastonite",
        "amount": 6.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 13.0
      },
      {
        "material": "bone ash",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 121.0
      },
      {
        "material": "hold (min) total 1 150 250 0 1",
        "amount": 12.0
      },
      {
        "material": "celsius fahrenheit total 12",
        "amount": 35.0
      }
    ]
  },
  {
    "id": "25069",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.41,
      "Al2O3": 13.03,
      "B2O3": 9.48,
      "Na2O": 4.22,
      "K2O": 2.45,
      "MgO": 0.84,
      "CaO": 8.91,
      "P2O5": 0.02,
      "TiO2": 0.18,
      "Fe2O3": 0.77,
      "CuO": 0.68,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 46.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 26.0
      },
      {
        "material": "gerstley borate",
        "amount": 20.0
      },
      {
        "material": "ball clay",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 1.0
      },
      {
        "material": "red iron oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 101.5
      }
    ]
  },
  {
    "id": "25070",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.31,
      "Al2O3": 13.01,
      "B2O3": 9.47,
      "Na2O": 4.22,
      "K2O": 2.44,
      "MgO": 0.84,
      "CaO": 8.89,
      "P2O5": 0.02,
      "TiO2": 0.18,
      "Fe2O3": 1.27,
      "CuO": 0.34,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 46.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 26.0
      },
      {
        "material": "gerstley borate",
        "amount": 20.0
      },
      {
        "material": "ball clay",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.0
      },
      {
        "material": "copper carbonate",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 101.5
      }
    ]
  },
  {
    "id": "25071",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.22,
      "Al2O3": 12.99,
      "B2O3": 9.45,
      "Na2O": 4.21,
      "K2O": 2.44,
      "MgO": 0.83,
      "CaO": 8.88,
      "P2O5": 0.02,
      "TiO2": 0.18,
      "Fe2O3": 1.77,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 46.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 26.0
      },
      {
        "material": "gerstley borate",
        "amount": 20.0
      },
      {
        "material": "ball clay",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.5
      },
      {
        "material": "total",
        "amount": 101.5
      }
    ]
  },
  {
    "id": "25072",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.3,
      "Al2O3": 13.01,
      "B2O3": 9.47,
      "Na2O": 4.22,
      "K2O": 2.44,
      "MgO": 0.83,
      "CaO": 8.89,
      "P2O5": 0.02,
      "TiO2": 0.18,
      "Fe2O3": 0.27,
      "CuO": 1.36,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "cornwall stone",
        "amount": 46.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 26.0
      },
      {
        "material": "gerstley borate",
        "amount": 20.0
      },
      {
        "material": "ball clay",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "25073",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.21,
      "Al2O3": 12.99,
      "B2O3": 9.45,
      "Na2O": 4.21,
      "K2O": 2.44,
      "MgO": 0.83,
      "CaO": 8.88,
      "P2O5": 0.02,
      "TiO2": 0.18,
      "Fe2O3": 0.77,
      "CuO": 1.02,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 46.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 26.0
      },
      {
        "material": "gerstley borate",
        "amount": 20.0
      },
      {
        "material": "ball clay",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 1.5
      },
      {
        "material": "red iron oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.11,
      "Al2O3": 12.97,
      "B2O3": 9.44,
      "Na2O": 4.2,
      "K2O": 2.44,
      "MgO": 0.83,
      "CaO": 8.86,
      "P2O5": 0.02,
      "TiO2": 0.18,
      "Fe2O3": 1.27,
      "CuO": 0.68,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 46.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 26.0
      },
      {
        "material": "gerstley borate",
        "amount": 20.0
      },
      {
        "material": "ball clay",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 1.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "25075",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.02,
      "Al2O3": 12.95,
      "B2O3": 9.42,
      "Na2O": 4.2,
      "K2O": 2.43,
      "MgO": 0.83,
      "CaO": 8.85,
      "P2O5": 0.02,
      "TiO2": 0.18,
      "Fe2O3": 1.77,
      "CuO": 0.34,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 46.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 26.0
      },
      {
        "material": "gerstley borate",
        "amount": 20.0
      },
      {
        "material": "ball clay",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.5
      },
      {
        "material": "copper carbonate",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "25076",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 58.92,
      "Al2O3": 12.93,
      "B2O3": 9.41,
      "Na2O": 4.19,
      "K2O": 2.43,
      "MgO": 0.83,
      "CaO": 8.83,
      "P2O5": 0.02,
      "TiO2": 0.18,
      "Fe2O3": 2.26,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 46.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 26.0
      },
      {
        "material": "gerstley borate",
        "amount": 20.0
      },
      {
        "material": "ball clay",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "25288",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 72.59,
      "Al2O3": 23.09,
      "Na2O": 0.73,
      "K2O": 3.09,
      "MgO": 0.13,
      "CaO": 0.07,
      "TiO2": 0.08,
      "Fe2O3": 0.23,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 29.0
      },
      {
        "material": "new zealand halloysite",
        "amount": 29.0
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 22.0
      },
      {
        "material": "super standard porcelain kaolin",
        "amount": 12.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "veegum t",
        "amount": 1.5
      },
      {
        "material": "epsom salts",
        "amount": 0.25
      },
      {
        "material": "total",
        "amount": 101.75
      }
    ]
  },
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    "id": "26056",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 60.12,
      "Al2O3": 13.66,
      "Na2O": 1.06,
      "K2O": 3.85,
      "MgO": 2.89,
      "CaO": 15.87,
      "P2O5": 0.74,
      "TiO2": 0.01,
      "MnO2": 0.51,
      "Fe2O3": 1.29,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 29.5
      },
      {
        "material": "silica",
        "amount": 22.5
      },
      {
        "material": "grolleg kaolin",
        "amount": 18.0
      },
      {
        "material": "whiting",
        "amount": 16.5
      },
      {
        "material": "dolomite",
        "amount": 11.0
      },
      {
        "material": "bone ash",
        "amount": 1.5
      },
      {
        "material": "red iron oxide",
        "amount": 1.0
      },
      {
        "material": "manganese dioxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
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    "id": "28755",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 64.55,
      "Al2O3": 12.62,
      "Na2O": 2.21,
      "K2O": 1.39,
      "MgO": 1.23,
      "CaO": 12.34,
      "Fe2O3": 0.02,
      "ZnO": 5.63,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "minspar 200",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 16.0
      },
      {
        "material": "kaolin",
        "amount": 14.0
      },
      {
        "material": "dolomite",
        "amount": 5.0
      },
      {
        "material": "zinc oxide",
        "amount": 5.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "id": "29420",
    "chemical_composition": {
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      "SiO2": 68.48,
      "Al2O3": 12.78,
      "Na2O": 0.75,
      "K2O": 2.87,
      "MgO": 0.68,
      "CaO": 12.19,
      "BaO": 1.58,
      "TiO2": 0.01,
      "Fe2O3": 0.65,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "calcined new zealand halloysite",
        "amount": 11.5
      },
      {
        "material": "new zealand halloysite",
        "amount": 10.0
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 98.0
      },
      {
        "material": "barium carbonate",
        "amount": 2.0
      },
      {
        "material": "red iron oxide",
        "amount": 0.6
      },
      {
        "material": "total",
        "amount": 100.6
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    ]
  },
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    "id": "30086",
    "chemical_composition": {
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      "SiO2": 70.52,
      "Al2O3": 24.24,
      "Na2O": 0.85,
      "K2O": 3.68,
      "MgO": 0.16,
      "CaO": 0.13,
      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6108 walnut",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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      "Al2O3": 24.24,
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      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6371 dark teal",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "chemical_composition": {
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      "Al2O3": 24.24,
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      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6030 mango",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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      "MgO": 0.16,
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      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6485 titanium yellow",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6410 canary yellow",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "30091",
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      "SiO2": 70.52,
      "Al2O3": 24.24,
      "Na2O": 0.85,
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      "MgO": 0.16,
      "CaO": 0.13,
      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6503 taupe",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
  {
    "id": "30092",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 70.52,
      "Al2O3": 24.24,
      "Na2O": 0.85,
      "K2O": 3.68,
      "MgO": 0.16,
      "CaO": 0.13,
      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6103 golden brown",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
  {
    "id": "30093",
    "chemical_composition": {
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      "SiO2": 70.52,
      "Al2O3": 24.24,
      "Na2O": 0.85,
      "K2O": 3.68,
      "MgO": 0.16,
      "CaO": 0.13,
      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason 6600 black stain",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "30094",
    "chemical_composition": {
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      "SiO2": 70.52,
      "Al2O3": 24.24,
      "Na2O": 0.85,
      "K2O": 3.68,
      "MgO": 0.16,
      "CaO": 0.13,
      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
  {
    "id": "30095",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 70.52,
      "Al2O3": 24.24,
      "Na2O": 0.85,
      "K2O": 3.68,
      "MgO": 0.16,
      "CaO": 0.13,
      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6500 sage",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "30096",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 70.52,
      "Al2O3": 24.24,
      "Na2O": 0.85,
      "K2O": 3.68,
      "MgO": 0.16,
      "CaO": 0.13,
      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6021 dark red",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
  {
    "id": "30097",
    "chemical_composition": {
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      "SiO2": 70.52,
      "Al2O3": 24.24,
      "Na2O": 0.85,
      "K2O": 3.68,
      "MgO": 0.16,
      "CaO": 0.13,
      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6320 delft",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "30098",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 70.52,
      "Al2O3": 24.24,
      "Na2O": 0.85,
      "K2O": 3.68,
      "MgO": 0.16,
      "CaO": 0.13,
      "TiO2": 0.01,
      "Fe2O3": 0.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "english porcelain",
        "amount": 100.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6330 cobalt aluminate",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 110.0
      }
    ]
  },
  {
    "id": "32057",
    "chemical_composition": {
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      "Al2O3": 22.53,
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      "K2O": 2.41,
      "MgO": 5.15,
      "CaO": 11.23,
      "P2O5": 0.1,
      "TiO2": 0.22,
      "Fe2O3": 0.38,
      "CoO": 0.56,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 42.72
      },
      {
        "material": "ep kaolin",
        "amount": 31.07
      },
      {
        "material": "dolomite",
        "amount": 19.42
      },
      {
        "material": "whiting",
        "amount": 4.85
      },
      {
        "material": "nepheline syenite",
        "amount": 1.94
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.75
      },
      {
        "material": "total",
        "amount": 100.75
      }
    ]
  },
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    "id": "32058",
    "chemical_composition": {
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      "MgO": 4.84,
      "CaO": 10.56,
      "P2O5": 0.08,
      "TiO2": 0.19,
      "Fe2O3": 0.32,
      "CoO": 0.55,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 40.82
      },
      {
        "material": "ep kaolin",
        "amount": 25.97
      },
      {
        "material": "dolomite",
        "amount": 18.55
      },
      {
        "material": "silica",
        "amount": 8.16
      },
      {
        "material": "whiting",
        "amount": 4.64
      },
      {
        "material": "nepheline syenite",
        "amount": 1.86
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.75
      },
      {
        "material": "total",
        "amount": 100.75
      }
    ]
  },
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      "MgO": 5.53,
      "CaO": 12.16,
      "P2O5": 0.06,
      "TiO2": 0.18,
      "Fe2O3": 0.3,
      "CoO": 0.55,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "cornwall stone",
        "amount": 52.63
      },
      {
        "material": "dolomite",
        "amount": 21.05
      },
      {
        "material": "ep kaolin",
        "amount": 20.0
      },
      {
        "material": "whiting",
        "amount": 5.26
      },
      {
        "material": "silica",
        "amount": 1.05
      },
      {
        "material": "total base recipe",
        "amount": 99.99
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.75
      },
      {
        "material": "total",
        "amount": 100.74
      }
    ]
  },
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    "id": "32060",
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      "Amt.": 0.0,
      "SiO2": 53.5,
      "Al2O3": 21.6,
      "Na2O": 2.51,
      "K2O": 2.49,
      "MgO": 5.94,
      "CaO": 12.78,
      "P2O5": 0.08,
      "TiO2": 0.19,
      "Fe2O3": 0.34,
      "CoO": 0.57,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 36.67
      },
      {
        "material": "ep kaolin",
        "amount": 26.67
      },
      {
        "material": "dolomite",
        "amount": 22.22
      },
      {
        "material": "nepheline syenite",
        "amount": 8.89
      },
      {
        "material": "whiting",
        "amount": 5.56
      },
      {
        "material": "total base recipe",
        "amount": 100.01
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.75
      },
      {
        "material": "total",
        "amount": 100.76
      }
    ]
  },
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      "SiO2": 49.63,
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      "MgO": 0.1,
      "CaO": 0.66,
      "SrO": 20.37,
      "BaO": 0.19,
      "TiO2": 2.2,
      "Fe2O3": 0.16,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite, north cape",
        "amount": 58.9
      },
      {
        "material": "strontium carbonate",
        "amount": 26.7
      },
      {
        "material": "silica - g&w",
        "amount": 12.2
      },
      {
        "material": "bentonite - eccabond 2014",
        "amount": 2.2
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "titanium dioxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "32617",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 56.77,
      "Al2O3": 10.39,
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      "K2O": 7.06,
      "MgO": 0.04,
      "CaO": 8.14,
      "TiO2": 5.49,
      "Fe2O3": 0.07,
      "ZnO": 11.98,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar",
        "amount": 41.7
      },
      {
        "material": "silica",
        "amount": 25.9
      },
      {
        "material": "whiting",
        "amount": 14.5
      },
      {
        "material": "zinc oxide",
        "amount": 12.0
      },
      {
        "material": "kaolin",
        "amount": 5.9
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "titanium dioxide",
        "amount": 5.5
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 107.5
      }
    ]
  },
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    "id": "32618",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 64.46,
      "Al2O3": 16.24,
      "Li2O": 1.76,
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      "K2O": 4.3,
      "MgO": 0.05,
      "CaO": 13.04,
      "Fe2O3": 0.08,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "lepidolite",
        "amount": 49.0
      },
      {
        "material": "silica",
        "amount": 29.5
      },
      {
        "material": "whiting",
        "amount": 19.5
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "id": "32619",
    "chemical_composition": {
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      "SiO2": 58.15,
      "Al2O3": 9.2,
      "Na2O": 0.1,
      "K2O": 6.23,
      "MgO": 0.07,
      "CaO": 9.61,
      "TiO2": 0.09,
      "ZrO2": 5.73,
      "Fe2O3": 0.16,
      "ZnO": 10.66,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar",
        "amount": 34.0
      },
      {
        "material": "silica",
        "amount": 24.0
      },
      {
        "material": "whiting",
        "amount": 16.0
      },
      {
        "material": "zinc oxide",
        "amount": 10.0
      },
      {
        "material": "ball clay",
        "amount": 8.0
      },
      {
        "material": "zircopax",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "32620",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.87,
      "Al2O3": 12.35,
      "K2O": 7.3,
      "CaO": 11.79,
      "ZrO2": 6.69,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar",
        "amount": 39.0
      },
      {
        "material": "silica",
        "amount": 23.0
      },
      {
        "material": "whiting",
        "amount": 19.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "zircopax",
        "amount": 9.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "id": "32622",
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      "SiO2": 61.22,
      "Al2O3": 16.67,
      "Li2O": 1.81,
      "Na2O": 0.07,
      "K2O": 4.43,
      "MgO": 15.7,
      "CaO": 0.02,
      "Fe2O3": 0.08,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "lepidolite",
        "amount": 55.0
      },
      {
        "material": "talc",
        "amount": 45.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "32623",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 50.82,
      "Al2O3": 21.91,
      "Na2O": 0.04,
      "K2O": 9.66,
      "MgO": 0.02,
      "CaO": 17.52,
      "Fe2O3": 0.04,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar",
        "amount": 48.6
      },
      {
        "material": "whiting",
        "amount": 26.6
      },
      {
        "material": "kaolin",
        "amount": 23.8
      },
      {
        "material": "bentonite",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "33833",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.71,
      "Al2O3": 13.92,
      "B2O3": 2.87,
      "Na2O": 2.85,
      "K2O": 7.83,
      "MgO": 0.44,
      "CaO": 8.88,
      "P2O5": 0.01,
      "TiO2": 0.01,
      "Fe2O3": 0.23,
      "CuO": 0.2,
      "SnO2": 1.05,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 70.97
      },
      {
        "material": "whiting",
        "amount": 10.67
      },
      {
        "material": "gerstley borate",
        "amount": 9.81
      },
      {
        "material": "silica",
        "amount": 4.71
      },
      {
        "material": "bentonite",
        "amount": 2.88
      },
      {
        "material": "tin oxide",
        "amount": 0.96
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 0.28
      },
      {
        "material": "total",
        "amount": 100.28
      }
    ]
  },
  {
    "id": "33836",
    "chemical_composition": {
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      "SiO2": 61.91,
      "Al2O3": 12.55,
      "B2O3": 2.85,
      "Na2O": 2.56,
      "K2O": 7.15,
      "MgO": 0.9,
      "CaO": 8.44,
      "BaO": 0.94,
      "P2O5": 0.01,
      "TiO2": 0.11,
      "Fe2O3": 0.34,
      "CuO": 0.21,
      "ZnO": 0.48,
      "SnO2": 1.53,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 65.09
      },
      {
        "material": "silica",
        "amount": 10.26
      },
      {
        "material": "gerstley borate",
        "amount": 9.74
      },
      {
        "material": "whiting",
        "amount": 8.86
      },
      {
        "material": "dolomite",
        "amount": 2.21
      },
      {
        "material": "tin oxide",
        "amount": 1.4
      },
      {
        "material": "barium carbonate",
        "amount": 1.11
      },
      {
        "material": "ep kaolin",
        "amount": 0.89
      },
      {
        "material": "zinc oxide",
        "amount": 0.44
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 0.3
      },
      {
        "material": "red iron oxide",
        "amount": 0.2
      },
      {
        "material": "rutile",
        "amount": 0.1
      },
      {
        "material": "total",
        "amount": 100.6
      }
    ]
  },
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    "id": "33838",
    "chemical_composition": {
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      "SiO2": 62.94,
      "Al2O3": 8.97,
      "B2O3": 1.41,
      "Na2O": 1.78,
      "K2O": 5.27,
      "MgO": 1.33,
      "CaO": 7.48,
      "BaO": 4.08,
      "P2O5": 0.01,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "CoO": 1.61,
      "CuO": 1.37,
      "ZnO": 2.62,
      "SnO2": 1.05,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 49.26
      },
      {
        "material": "silica",
        "amount": 24.63
      },
      {
        "material": "whiting",
        "amount": 7.88
      },
      {
        "material": "barium carbonate",
        "amount": 4.93
      },
      {
        "material": "dolomite",
        "amount": 4.93
      },
      {
        "material": "gerstley borate",
        "amount": 4.93
      },
      {
        "material": "zinc oxide",
        "amount": 2.46
      },
      {
        "material": "tin oxide",
        "amount": 0.99
      },
      {
        "material": "total base recipe",
        "amount": 100.01
      },
      {
        "material": "cobalt carbonate",
        "amount": 2.4
      },
      {
        "material": "copper carbonate",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 104.41
      }
    ]
  },
  {
    "id": "33843",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.51,
      "Al2O3": 10.94,
      "B2O3": 2.65,
      "Na2O": 2.13,
      "K2O": 5.82,
      "MgO": 1.67,
      "CaO": 9.19,
      "BaO": 2.13,
      "P2O5": 0.02,
      "TiO2": 0.13,
      "Fe2O3": 0.22,
      "CuO": 0.29,
      "ZnO": 1.1,
      "SnO2": 2.2,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 51.93
      },
      {
        "material": "silica",
        "amount": 17.31
      },
      {
        "material": "gerstley borate",
        "amount": 8.9
      },
      {
        "material": "whiting",
        "amount": 8.41
      },
      {
        "material": "dolomite",
        "amount": 5.44
      },
      {
        "material": "barium carbonate",
        "amount": 2.47
      },
      {
        "material": "ep kaolin",
        "amount": 2.47
      },
      {
        "material": "tin oxide",
        "amount": 1.98
      },
      {
        "material": "zinc oxide",
        "amount": 0.99
      },
      {
        "material": "titanium dioxide",
        "amount": 0.1
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 0.4
      },
      {
        "material": "yellow iron oxide",
        "amount": 0.1
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
  {
    "id": "34105",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 63.5,
      "Al2O3": 12.4,
      "Na2O": 1.09,
      "K2O": 4.19,
      "MgO": 7.36,
      "CaO": 7.42,
      "P2O5": 0.04,
      "TiO2": 0.06,
      "Fe2O3": 0.15,
      "CoO": 0.51,
      "ZnO": 3.27,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "mahavir potash feldspar",
        "amount": 33.0
      },
      {
        "material": "talc",
        "amount": 21.0
      },
      {
        "material": "silica",
        "amount": 16.0
      },
      {
        "material": "ep kaolin",
        "amount": 15.0
      },
      {
        "material": "whiting",
        "amount": 12.0
      },
      {
        "material": "total base recipe",
        "amount": 97.0
      },
      {
        "material": "zinc oxide",
        "amount": 3.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
  {
    "id": "34264",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.0,
      "Al2O3": 8.87,
      "B2O3": 1.96,
      "Na2O": 3.23,
      "K2O": 3.55,
      "MgO": 0.86,
      "CaO": 8.77,
      "Cr2O3": 0.21,
      "Fe2O3": 0.12,
      "CoO": 0.4,
      "SnO2": 5.04,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 31.8
      },
      {
        "material": "custer feldspar",
        "amount": 27.2
      },
      {
        "material": "nepheline syenite",
        "amount": 14.0
      },
      {
        "material": "whiting",
        "amount": 11.7
      },
      {
        "material": "ferro frit 3134",
        "amount": 8.2
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "magnesium carbonate",
        "amount": 1.6
      },
      {
        "material": "total base recipe",
        "amount": 96.5
      },
      {
        "material": "tin oxide",
        "amount": 4.8
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.6
      },
      {
        "material": "chrome oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 102.1
      }
    ]
  },
  {
    "id": "34339",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.97,
      "Al2O3": 13.11,
      "Na2O": 0.76,
      "K2O": 2.93,
      "MgO": 0.7,
      "CaO": 12.44,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "34342",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.55,
      "Al2O3": 12.84,
      "Na2O": 0.75,
      "K2O": 2.87,
      "MgO": 0.68,
      "CaO": 12.19,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Nd2O3": 2.03,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "neodymium oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "34343",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.18,
      "Al2O3": 12.58,
      "Na2O": 0.73,
      "K2O": 2.81,
      "MgO": 0.67,
      "CaO": 11.95,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Nd2O3": 3.98,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "neodymium oxide",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
  {
    "id": "34344",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.87,
      "Al2O3": 12.34,
      "Na2O": 0.72,
      "K2O": 2.76,
      "MgO": 0.66,
      "CaO": 11.72,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Nd2O3": 5.85,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "neodymium oxide",
        "amount": 6.0
      },
      {
        "material": "total",
        "amount": 106.0
      }
    ]
  },
  {
    "id": "34346",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 64.61,
      "Al2O3": 12.1,
      "Na2O": 0.71,
      "K2O": 2.71,
      "MgO": 0.65,
      "CaO": 11.49,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Nd2O3": 7.65,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "neodymium oxide",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
  {
    "id": "34347",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 63.4,
      "Al2O3": 11.88,
      "Na2O": 0.69,
      "K2O": 2.66,
      "MgO": 0.63,
      "CaO": 11.28,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Nd2O3": 9.39,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "neodymium oxide",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 110.0
      }
    ]
  },
  {
    "id": "34348",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.55,
      "Al2O3": 12.84,
      "Na2O": 0.75,
      "K2O": 2.87,
      "MgO": 0.68,
      "CaO": 12.19,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Pr2O3": 2.03,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "praseodymium oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "34349",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.18,
      "Al2O3": 12.58,
      "Na2O": 0.73,
      "K2O": 2.81,
      "MgO": 0.67,
      "CaO": 11.95,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Pr2O3": 3.98,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "praseodymium oxide",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
  {
    "id": "34350",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.87,
      "Al2O3": 12.34,
      "Na2O": 0.72,
      "K2O": 2.76,
      "MgO": 0.66,
      "CaO": 11.72,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Pr2O3": 5.85,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "praseodymium oxide",
        "amount": 6.0
      },
      {
        "material": "total",
        "amount": 106.0
      }
    ]
  },
  {
    "id": "34351",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 64.61,
      "Al2O3": 12.1,
      "Na2O": 0.71,
      "K2O": 2.71,
      "MgO": 0.65,
      "CaO": 11.49,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Pr2O3": 7.65,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "praseodymium oxide",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
  {
    "id": "34352",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 63.4,
      "Al2O3": 11.88,
      "Na2O": 0.69,
      "K2O": 2.66,
      "MgO": 0.63,
      "CaO": 11.28,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Pr2O3": 9.39,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "praseodymium oxide",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 110.0
      }
    ]
  },
  {
    "id": "34353",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.55,
      "Al2O3": 12.84,
      "Na2O": 0.75,
      "K2O": 2.87,
      "MgO": 0.68,
      "CaO": 12.19,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Er2O3": 2.03,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "erbium oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "34354",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.18,
      "Al2O3": 12.58,
      "Na2O": 0.73,
      "K2O": 2.81,
      "MgO": 0.67,
      "CaO": 11.95,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Er2O3": 3.98,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "erbium oxide",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
  {
    "id": "34355",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.87,
      "Al2O3": 12.34,
      "Na2O": 0.72,
      "K2O": 2.76,
      "MgO": 0.66,
      "CaO": 11.72,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Er2O3": 5.85,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "erbium oxide",
        "amount": 6.0
      },
      {
        "material": "total",
        "amount": 106.0
      }
    ]
  },
  {
    "id": "34356",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 64.61,
      "Al2O3": 12.1,
      "Na2O": 0.71,
      "K2O": 2.71,
      "MgO": 0.65,
      "CaO": 11.49,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Er2O3": 7.65,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "erbium oxide",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
  {
    "id": "34357",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 63.4,
      "Al2O3": 11.88,
      "Na2O": 0.69,
      "K2O": 2.66,
      "MgO": 0.63,
      "CaO": 11.28,
      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Er2O3": 9.39,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 25.1
      },
      {
        "material": "wollastonite",
        "amount": 24.8
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 24.6
      },
      {
        "material": "new zealand halloysite",
        "amount": 23.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "erbium oxide",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 110.0
      }
    ]
  },
  {
    "id": "34450",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 50.68,
      "Al2O3": 17.96,
      "Na2O": 6.08,
      "K2O": 0.09,
      "MgO": 0.06,
      "CaO": 10.42,
      "P2O5": 0.05,
      "TiO2": 4.21,
      "Fe2O3": 2.19,
      "ZnO": 8.26,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "soda feldspar",
        "amount": 49.2
      },
      {
        "material": "ep kaolin",
        "amount": 19.9
      },
      {
        "material": "whiting",
        "amount": 17.9
      },
      {
        "material": "zinc oxide",
        "amount": 8.0
      },
      {
        "material": "silica",
        "amount": 5.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "titanium dioxide",
        "amount": 4.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "red iron oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
  {
    "id": "34708",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 56.49,
      "Al2O3": 19.0,
      "Na2O": 1.71,
      "K2O": 6.2,
      "MgO": 2.34,
      "CaO": 12.72,
      "TiO2": 0.01,
      "Fe2O3": 1.54,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "g-200 feldspar",
        "amount": 47.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 21.5
      },
      {
        "material": "whiting",
        "amount": 14.5
      },
      {
        "material": "dolomite",
        "amount": 9.0
      },
      {
        "material": "silica",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.2
      },
      {
        "material": "bentonite",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 102.2
      }
    ]
  },
  {
    "id": "34721",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.25,
      "Al2O3": 13.2,
      "Na2O": 0.02,
      "K2O": 5.09,
      "MgO": 0.07,
      "CaO": 11.16,
      "TiO2": 0.01,
      "Fe2O3": 1.2,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 37.0
      },
      {
        "material": "potash feldspar",
        "amount": 25.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 20.0
      },
      {
        "material": "whiting",
        "amount": 18.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 101.0
      }
    ]
  },
  {
    "id": "34731",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 49.23,
      "Al2O3": 17.97,
      "Li2O": 0.89,
      "Na2O": 4.93,
      "K2O": 2.41,
      "MgO": 4.46,
      "CaO": 6.46,
      "TiO2": 0.13,
      "ZrO2": 8.19,
      "Fe2O3": 0.18,
      "CuO": 0.71,
      "ZnO": 4.43,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 52.94
      },
      {
        "material": "dolomite",
        "amount": 21.18
      },
      {
        "material": "ball clay",
        "amount": 14.12
      },
      {
        "material": "zircopax",
        "amount": 12.94
      },
      {
        "material": "spodumene",
        "amount": 11.76
      },
      {
        "material": "zinc oxide",
        "amount": 4.71
      },
      {
        "material": "total base recipe",
        "amount": 117.65
      },
      {
        "material": "copper carbonate",
        "amount": 1.18
      },
      {
        "material": "total",
        "amount": 118.83
      }
    ]
  },
  {
    "id": "34755",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6021 dark red",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "34756",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.65,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6021 dark red",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
  {
    "id": "34757",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6021 dark red",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
  {
    "id": "34758",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6026 lobster",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "34759",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.65,
      "Al2O3": 12.69,
      "B2O3": 3.79,
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      "K2O": 0.98,
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        "amount": 21.5
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        "material": "mason stain #6026 lobster",
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      {
        "material": "total",
        "amount": 104.0
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      {
        "material": "total",
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        "material": "mason stain #6027 tangerine",
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      },
      {
        "material": "total",
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      {
        "material": "total base recipe",
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      },
      {
        "material": "mason stain #6027 tangerine",
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      },
      {
        "material": "total",
        "amount": 104.0
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    ]
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        "material": "ferro frit 3134",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6027 tangerine",
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      },
      {
        "material": "total",
        "amount": 108.0
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    ]
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      {
        "material": "total base recipe",
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      },
      {
        "material": "mason stain #6030 mango",
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      },
      {
        "material": "total",
        "amount": 102.0
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        "material": "ep kaolin",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6030 mango",
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      },
      {
        "material": "total",
        "amount": 104.0
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    ]
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        "material": "silica",
        "amount": 21.5
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        "material": "ep kaolin",
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        "material": "minspar 200",
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      {
        "material": "wollastonite",
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        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6030 mango",
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      },
      {
        "material": "total",
        "amount": 108.0
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    ]
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        "amount": 21.5
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        "material": "ep kaolin",
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      {
        "material": "wollastonite",
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        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6108 walnut",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
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    ]
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      "P2O5": 0.05,
      "TiO2": 0.08,
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
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      {
        "material": "wollastonite",
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      {
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        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6108 walnut",
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      },
      {
        "material": "total",
        "amount": 104.0
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    ]
  },
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      "TiO2": 0.08,
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
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      },
      {
        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
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      },
      {
        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6108 walnut",
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      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "34770",
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      "B2O3": 3.72,
      "Na2O": 2.98,
      "K2O": 0.96,
      "MgO": 0.02,
      "CaO": 13.25,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.16,
      "Pr2O3": 2.03,
      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
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      },
      {
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      {
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      {
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        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "praseodymium oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "34771",
    "chemical_composition": {
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      "B2O3": 3.64,
      "Na2O": 2.93,
      "K2O": 0.94,
      "MgO": 0.02,
      "CaO": 12.98,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.16,
      "Pr2O3": 3.99,
      "LOI": 0.0
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
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      },
      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      },
      {
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      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "praseodymium oxide",
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      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
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    "id": "34772",
    "chemical_composition": {
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      "K2O": 0.9,
      "MgO": 0.02,
      "CaO": 12.48,
      "P2O5": 0.05,
      "TiO2": 0.07,
      "Fe2O3": 0.16,
      "Pr2O3": 7.67,
      "LOI": 0.0
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
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      },
      {
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      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "praseodymium oxide",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "34773",
    "chemical_composition": {
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      "SiO2": 64.31,
      "Al2O3": 12.43,
      "B2O3": 3.72,
      "Na2O": 2.98,
      "K2O": 0.96,
      "MgO": 0.02,
      "CaO": 13.25,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.16,
      "Er2O3": 2.03,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
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      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "erbium oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "34774",
    "chemical_composition": {
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      "SiO2": 63.03,
      "Al2O3": 12.19,
      "B2O3": 3.64,
      "Na2O": 2.93,
      "K2O": 0.94,
      "MgO": 0.02,
      "CaO": 12.98,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.16,
      "Er2O3": 3.99,
      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "erbium oxide",
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      },
      {
        "material": "total",
        "amount": 104.0
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    ]
  },
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    "chemical_composition": {
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      "K2O": 0.9,
      "MgO": 0.02,
      "CaO": 12.48,
      "P2O5": 0.05,
      "TiO2": 0.07,
      "Fe2O3": 0.16,
      "Er2O3": 7.67,
      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "erbium oxide",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
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    ]
  },
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      "B2O3": 3.72,
      "Na2O": 2.98,
      "K2O": 0.96,
      "MgO": 0.02,
      "CaO": 13.25,
      "P2O5": 0.05,
      "TiO2": 0.08,
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      "Nd2O3": 2.03,
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
        "amount": 19.8
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      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
        "amount": 17.6
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        "material": "ferro frit 3134",
        "amount": 10.0
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "neodymium oxide",
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      },
      {
        "material": "total",
        "amount": 102.0
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    ]
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      "CaO": 12.98,
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      "TiO2": 0.08,
      "Fe2O3": 0.16,
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        "amount": 100.0
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      {
        "material": "neodymium oxide",
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      {
        "material": "total",
        "amount": 104.0
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    ]
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      "Fe2O3": 0.16,
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        "amount": 21.5
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        "material": "ep kaolin",
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      {
        "material": "wollastonite",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "neodymium oxide",
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      },
      {
        "material": "total",
        "amount": 108.0
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        "amount": 21.5
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        "material": "ep kaolin",
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      {
        "material": "wollastonite",
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      {
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        "material": "ferro frit 3134",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6263 victoria green",
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      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
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      "SiO2": 65.65,
      "Al2O3": 12.69,
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      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
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      "TiO2": 0.08,
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      "LOI": 0.0
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        "material": "silica",
        "amount": 21.5
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        "material": "ep kaolin",
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        "material": "wollastonite",
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        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      },
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        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6263 victoria green",
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      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
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      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
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      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
        "amount": 19.8
      },
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        "material": "minspar 200",
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      {
        "material": "wollastonite",
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        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6263 victoria green",
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      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
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      "SiO2": 65.64,
      "Al2O3": 12.69,
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      "Na2O": 3.05,
      "K2O": 0.98,
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      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
        "amount": 19.8
      },
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        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      {
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        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6304 violet chrome tin",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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      "Al2O3": 12.69,
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      "Na2O": 3.05,
      "K2O": 0.98,
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      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
        "amount": 19.8
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      {
        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3124",
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        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6304 violet chrome tin",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
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      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
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      {
        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6304 violet chrome tin",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "34960",
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      "SiO2": 65.64,
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      "Na2O": 3.05,
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      "CaO": 13.52,
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      "TiO2": 0.08,
      "Fe2O3": 0.17,
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
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      },
      {
        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6310 wedgewood",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "34961",
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      "P2O5": 0.05,
      "TiO2": 0.08,
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      "LOI": 0.0
    },
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
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      },
      {
        "material": "ferro frit 3124",
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      },
      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6310 wedgewood",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
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    "id": "34962",
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      "Al2O3": 12.69,
      "B2O3": 3.79,
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      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
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      },
      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6310 wedgewood",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "34963",
    "chemical_composition": {
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      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
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      },
      {
        "material": "ferro frit 3124",
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      },
      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6319 lavender",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "34964",
    "chemical_composition": {
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      "SiO2": 65.65,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
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      },
      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6319 lavender",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
  {
    "id": "34965",
    "chemical_composition": {
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      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6319 lavender",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "34966",
    "chemical_composition": {
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      "SiO2": 65.64,
      "Al2O3": 12.69,
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      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
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      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6320 delft",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
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    ]
  },
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    "id": "34968",
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      "P2O5": 0.05,
      "TiO2": 0.08,
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      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
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      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6320 delft",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
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        "amount": 21.5
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        "material": "total base recipe",
        "amount": 100.0
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      {
        "material": "mason stain #6320 delft",
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      {
        "material": "total",
        "amount": 108.0
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      {
        "material": "total",
        "amount": 102.0
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        "material": "total base recipe",
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        "material": "mason stain #6330 cobalt aluminate",
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      },
      {
        "material": "total",
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        "material": "ferro frit 3134",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6330 cobalt aluminate",
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      },
      {
        "material": "total",
        "amount": 108.0
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6338 cobalt",
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      },
      {
        "material": "total",
        "amount": 102.0
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      {
        "material": "total base recipe",
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        "material": "mason stain #6338 cobalt",
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      {
        "material": "total",
        "amount": 104.0
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    ]
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      {
        "material": "total base recipe",
        "amount": 100.0
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        "material": "mason stain #6338 cobalt",
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      },
      {
        "material": "total",
        "amount": 108.0
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        "material": "ep kaolin",
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        "material": "wollastonite",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6371 dark teal",
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      },
      {
        "material": "total",
        "amount": 102.0
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        "material": "ep kaolin",
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      {
        "material": "total base recipe",
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      },
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        "material": "mason stain #6371 dark teal",
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      {
        "material": "total",
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        "material": "ep kaolin",
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      {
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6371 dark teal",
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      },
      {
        "material": "total",
        "amount": 108.0
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        "material": "silica",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6381 blackberry wine",
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      },
      {
        "material": "total",
        "amount": 102.0
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    ]
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        "material": "ep kaolin",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6381 blackberry wine",
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      },
      {
        "material": "total",
        "amount": 104.0
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    ]
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        "material": "silica",
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        "material": "ep kaolin",
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        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      {
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        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6381 blackberry wine",
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      },
      {
        "material": "total",
        "amount": 108.0
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    ]
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        "material": "silica",
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      {
        "material": "ep kaolin",
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      {
        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
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      },
      {
        "material": "ferro frit 3124",
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        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6385 pansy purple",
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      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
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      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3124",
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        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6385 pansy purple",
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      },
      {
        "material": "total",
        "amount": 104.0
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    ]
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
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        "material": "ep kaolin",
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      },
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        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3124",
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        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6385 pansy purple",
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      },
      {
        "material": "total",
        "amount": 108.0
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    ]
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        "material": "silica",
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        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
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        "material": "ferro frit 3134",
        "amount": 10.0
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6410 canary yellow",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
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    ]
  },
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        "material": "mason stain #6410 canary yellow",
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        "material": "mason stain #6500 sage",
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      },
      {
        "material": "total",
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      {
        "material": "total base recipe",
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        "material": "mason stain #6500 sage",
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      {
        "material": "total",
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        "material": "total base recipe",
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        "material": "mason stain #6500 sage",
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      },
      {
        "material": "total",
        "amount": 108.0
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      {
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      {
        "material": "mason stain #6503 taupe",
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      },
      {
        "material": "total",
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        "material": "total base recipe",
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        "material": "mason stain #6503 taupe",
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      },
      {
        "material": "total",
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        "material": "silica",
        "amount": 21.5
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        "material": "minspar 200",
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      {
        "material": "wollastonite",
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        "material": "ferro frit 3134",
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        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6503 taupe",
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      },
      {
        "material": "total",
        "amount": 108.0
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    ]
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        "material": "wollastonite",
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      {
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      {
        "material": "total base recipe",
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      },
      {
        "material": "mason 6600 black stain",
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      },
      {
        "material": "total",
        "amount": 102.0
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    ]
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        "material": "total base recipe",
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      {
        "material": "mason 6600 black stain",
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      },
      {
        "material": "total",
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    ]
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      {
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason 6600 black stain",
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      },
      {
        "material": "total",
        "amount": 108.0
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    ]
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      "Ho2O3": 2.03,
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        "material": "silica",
        "amount": 25.1
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      {
        "material": "wollastonite",
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      },
      {
        "material": "mahavir potash feldspar",
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      },
      {
        "material": "new zealand halloysite",
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      {
        "material": "talc",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "holmium oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
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    ]
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        "material": "silica",
        "amount": 25.1
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      {
        "material": "wollastonite",
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      },
      {
        "material": "mahavir potash feldspar",
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      {
        "material": "new zealand halloysite",
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      {
        "material": "talc",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "holmium oxide",
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      },
      {
        "material": "total",
        "amount": 104.0
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    ]
  },
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    "id": "35638",
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        "material": "silica",
        "amount": 25.1
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      {
        "material": "wollastonite",
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      },
      {
        "material": "mahavir potash feldspar",
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      },
      {
        "material": "new zealand halloysite",
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      },
      {
        "material": "talc",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "holmium oxide",
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      },
      {
        "material": "total",
        "amount": 106.0
      }
    ]
  },
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    "ingredients": [
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        "material": "silica",
        "amount": 25.1
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      {
        "material": "wollastonite",
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      },
      {
        "material": "mahavir potash feldspar",
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        "material": "new zealand halloysite",
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      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "holmium oxide",
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      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "35640",
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      "MgO": 0.63,
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      "TiO2": 0.01,
      "Fe2O3": 0.07,
      "Ho2O3": 9.39,
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    "ingredients": [
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        "material": "silica",
        "amount": 25.1
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      {
        "material": "wollastonite",
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      },
      {
        "material": "mahavir potash feldspar",
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        "material": "new zealand halloysite",
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      },
      {
        "material": "talc",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "holmium oxide",
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      },
      {
        "material": "total",
        "amount": 110.0
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    ]
  },
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    "id": "35641",
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      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.16,
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      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3124",
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        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "holmium oxide",
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      },
      {
        "material": "total",
        "amount": 102.0
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    ]
  },
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      "TiO2": 0.08,
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
        "amount": 19.8
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      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      {
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      {
        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
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      {
        "material": "holmium oxide",
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      },
      {
        "material": "total",
        "amount": 104.0
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    ]
  },
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      "K2O": 0.9,
      "MgO": 0.02,
      "CaO": 12.48,
      "P2O5": 0.05,
      "TiO2": 0.07,
      "Fe2O3": 0.16,
      "Ho2O3": 7.67,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "holmium oxide",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "36079",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.52,
      "Al2O3": 14.31,
      "B2O3": 3.41,
      "Na2O": 4.4,
      "K2O": 1.71,
      "MgO": 1.23,
      "CaO": 5.22,
      "P2O5": 0.03,
      "TiO2": 0.05,
      "Fe2O3": 6.81,
      "CoO": 3.32,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 33.66
      },
      {
        "material": "silica",
        "amount": 21.66
      },
      {
        "material": "ferro frit 3195",
        "amount": 14.06
      },
      {
        "material": "ep kaolin",
        "amount": 10.22
      },
      {
        "material": "red iron oxide",
        "amount": 6.56
      },
      {
        "material": "whiting",
        "amount": 5.16
      },
      {
        "material": "cobalt carbonate",
        "amount": 4.92
      },
      {
        "material": "amtalc-c98 talc",
        "amount": 3.75
      },
      {
        "material": "total",
        "amount": 99.99
      }
    ]
  },
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    "id": "36081",
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      "Amt.": 0.0,
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      "Al2O3": 16.91,
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      "K2O": 3.53,
      "MgO": 3.34,
      "CaO": 4.39,
      "P2O5": 0.04,
      "TiO2": 0.07,
      "Fe2O3": 7.22,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 25.91
      },
      {
        "material": "custer feldspar",
        "amount": 21.59
      },
      {
        "material": "ep kaolin",
        "amount": 15.11
      },
      {
        "material": "ferro frit 3195",
        "amount": 13.82
      },
      {
        "material": "red iron oxide",
        "amount": 6.91
      },
      {
        "material": "dolomite",
        "amount": 6.04
      },
      {
        "material": "amtalc-c98 talc",
        "amount": 6.04
      },
      {
        "material": "silica",
        "amount": 4.58
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "id": "36130",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.91,
      "Al2O3": 22.22,
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      "Na2O": 8.79,
      "K2O": 3.99,
      "MgO": 2.08,
      "CaO": 1.7,
      "TiO2": 0.06,
      "Fe2O3": 0.22,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 82.7
      },
      {
        "material": "ferro frit 3124",
        "amount": 7.5
      },
      {
        "material": "ball clay",
        "amount": 5.9
      },
      {
        "material": "magnesium carbonate",
        "amount": 3.9
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "epsom salts",
        "amount": 0.25
      },
      {
        "material": "total",
        "amount": 102.25
      }
    ]
  },
  {
    "id": "36141",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 58.01,
      "Al2O3": 17.29,
      "B2O3": 3.33,
      "Na2O": 4.3,
      "K2O": 1.7,
      "MgO": 3.34,
      "CaO": 4.47,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 7.44,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 32.66
      },
      {
        "material": "ep kaolin",
        "amount": 18.18
      },
      {
        "material": "silica",
        "amount": 16.06
      },
      {
        "material": "ferro frit 3195",
        "amount": 13.68
      },
      {
        "material": "red iron oxide",
        "amount": 7.06
      },
      {
        "material": "dolomite",
        "amount": 6.18
      },
      {
        "material": "amtalc-c98 talc",
        "amount": 5.74
      },
      {
        "material": "whiting",
        "amount": 0.44
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "36142",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 57.59,
      "Al2O3": 16.88,
      "B2O3": 3.36,
      "Na2O": 3.37,
      "K2O": 3.55,
      "MgO": 3.26,
      "CaO": 3.76,
      "P2O5": 0.04,
      "TiO2": 0.07,
      "Fe2O3": 7.26,
      "CoO": 0.88,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 26.14
      },
      {
        "material": "custer feldspar",
        "amount": 21.79
      },
      {
        "material": "ep kaolin",
        "amount": 14.95
      },
      {
        "material": "ferro frit 3195",
        "amount": 13.94
      },
      {
        "material": "amtalc-c98 talc",
        "amount": 7.41
      },
      {
        "material": "red iron oxide",
        "amount": 6.97
      },
      {
        "material": "dolomite",
        "amount": 3.92
      },
      {
        "material": "silica",
        "amount": 3.57
      },
      {
        "material": "cobalt carbonate",
        "amount": 1.31
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "36521",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.59,
      "Al2O3": 9.51,
      "Li2O": 1.65,
      "Na2O": 0.01,
      "K2O": 0.04,
      "MgO": 19.74,
      "CaO": 0.02,
      "P2O5": 0.03,
      "TiO2": 0.04,
      "Fe2O3": 0.08,
      "CoO": 1.3,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "talc",
        "amount": 60.0
      },
      {
        "material": "spodumene",
        "amount": 20.0
      },
      {
        "material": "ep kaolin",
        "amount": 10.0
      },
      {
        "material": "silica",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "36523",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 56.07,
      "Al2O3": 20.47,
      "Na2O": 5.66,
      "K2O": 2.77,
      "MgO": 5.69,
      "CaO": 8.9,
      "P2O5": 0.03,
      "TiO2": 0.16,
      "Fe2O3": 0.26,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 50.0
      },
      {
        "material": "dolomite",
        "amount": 15.0
      },
      {
        "material": "ball clay",
        "amount": 10.0
      },
      {
        "material": "ep kaolin",
        "amount": 10.0
      },
      {
        "material": "silica",
        "amount": 5.0
      },
      {
        "material": "talc",
        "amount": 5.0
      },
      {
        "material": "whiting",
        "amount": 5.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "36525",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 47.47,
      "Al2O3": 12.06,
      "Na2O": 2.06,
      "K2O": 6.3,
      "MgO": 0.56,
      "CaO": 1.03,
      "P2O5": 0.01,
      "TiO2": 0.04,
      "MnO2": 19.96,
      "Fe2O3": 0.71,
      "CoO": 2.04,
      "CuO": 7.75,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 53.0
      },
      {
        "material": "manganese dioxide",
        "amount": 21.0
      },
      {
        "material": "alberta slip",
        "amount": 13.0
      },
      {
        "material": "copper carbonate",
        "amount": 11.0
      },
      {
        "material": "cobalt oxide",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "silicon carbide",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 103.0
      }
    ]
  },
  {
    "id": "36526",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 56.41,
      "Al2O3": 17.82,
      "Na2O": 1.37,
      "K2O": 4.48,
      "MgO": 4.59,
      "CaO": 14.67,
      "P2O5": 0.04,
      "TiO2": 0.26,
      "Fe2O3": 0.36,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 35.0
      },
      {
        "material": "ball clay",
        "amount": 17.0
      },
      {
        "material": "dolomite",
        "amount": 17.0
      },
      {
        "material": "ep kaolin",
        "amount": 12.0
      },
      {
        "material": "whiting",
        "amount": 12.0
      },
      {
        "material": "silica",
        "amount": 7.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "36529",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 42.22,
      "Al2O3": 15.97,
      "Na2O": 0.01,
      "K2O": 9.12,
      "MgO": 0.02,
      "CaO": 11.08,
      "P2O5": 0.04,
      "TiO2": 10.34,
      "Fe2O3": 5.78,
      "ZnO": 5.42,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar",
        "amount": 56.3
      },
      {
        "material": "whiting",
        "amount": 20.7
      },
      {
        "material": "ep kaolin",
        "amount": 17.3
      },
      {
        "material": "zinc oxide",
        "amount": 5.7
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "rutile",
        "amount": 12.0
      },
      {
        "material": "red iron oxide",
        "amount": 5.0
      },
      {
        "material": "total",
        "amount": 117.0
      }
    ]
  },
  {
    "id": "36530",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 47.33,
      "Al2O3": 15.57,
      "Na2O": 1.67,
      "K2O": 5.47,
      "MgO": 0.04,
      "CaO": 11.34,
      "P2O5": 0.04,
      "TiO2": 8.84,
      "ZrO2": 3.94,
      "Fe2O3": 5.76,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 48.2
      },
      {
        "material": "whiting",
        "amount": 17.7
      },
      {
        "material": "ep kaolin",
        "amount": 14.7
      },
      {
        "material": "rutile",
        "amount": 8.7
      },
      {
        "material": "ultrox",
        "amount": 5.4
      },
      {
        "material": "red iron oxide",
        "amount": 4.3
      },
      {
        "material": "bentonite",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "36577",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 57.68,
      "Al2O3": 21.05,
      "Na2O": 1.86,
      "K2O": 2.33,
      "MgO": 4.99,
      "CaO": 10.89,
      "P2O5": 0.09,
      "TiO2": 0.2,
      "Fe2O3": 0.35,
      "CoO": 0.56,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 41.77
      },
      {
        "material": "ep kaolin",
        "amount": 28.52
      },
      {
        "material": "dolomite",
        "amount": 18.98
      },
      {
        "material": "whiting",
        "amount": 4.74
      },
      {
        "material": "silica",
        "amount": 4.08
      },
      {
        "material": "nepheline syenite",
        "amount": 1.9
      },
      {
        "material": "total base recipe",
        "amount": 99.99
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.75
      },
      {
        "material": "total",
        "amount": 100.74
      }
    ]
  },
  {
    "id": "36578",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 58.69,
      "Al2O3": 19.23,
      "Na2O": 1.93,
      "K2O": 2.49,
      "MgO": 5.18,
      "CaO": 11.36,
      "P2O5": 0.07,
      "TiO2": 0.18,
      "Fe2O3": 0.31,
      "CoO": 0.55,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 46.73
      },
      {
        "material": "ep kaolin",
        "amount": 22.99
      },
      {
        "material": "dolomite",
        "amount": 19.81
      },
      {
        "material": "whiting",
        "amount": 4.95
      },
      {
        "material": "silica",
        "amount": 4.61
      },
      {
        "material": "nepheline syenite",
        "amount": 0.93
      },
      {
        "material": "total base recipe",
        "amount": 100.02
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.75
      },
      {
        "material": "total",
        "amount": 100.77
      }
    ]
  },
  {
    "id": "36579",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 54.51,
      "Al2O3": 22.07,
      "Na2O": 2.21,
      "K2O": 2.45,
      "MgO": 5.54,
      "CaO": 12.0,
      "P2O5": 0.09,
      "TiO2": 0.2,
      "Fe2O3": 0.36,
      "CoO": 0.56,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 39.69
      },
      {
        "material": "ep kaolin",
        "amount": 28.86
      },
      {
        "material": "dolomite",
        "amount": 20.82
      },
      {
        "material": "nepheline syenite",
        "amount": 5.41
      },
      {
        "material": "whiting",
        "amount": 5.2
      },
      {
        "material": "total base recipe",
        "amount": 99.98
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.75
      },
      {
        "material": "total",
        "amount": 100.73
      }
    ]
  },
  {
    "id": "36581",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 55.55,
      "Al2O3": 20.22,
      "Na2O": 2.28,
      "K2O": 2.62,
      "MgO": 5.73,
      "CaO": 12.47,
      "P2O5": 0.07,
      "TiO2": 0.19,
      "Fe2O3": 0.32,
      "CoO": 0.56,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 44.65
      },
      {
        "material": "ep kaolin",
        "amount": 23.34
      },
      {
        "material": "dolomite",
        "amount": 21.63
      },
      {
        "material": "whiting",
        "amount": 5.41
      },
      {
        "material": "nepheline syenite",
        "amount": 4.44
      },
      {
        "material": "silica",
        "amount": 0.52
      },
      {
        "material": "total base recipe",
        "amount": 99.99
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.75
      },
      {
        "material": "total",
        "amount": 100.74
      }
    ]
  },
  {
    "id": "36582",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 56.62,
      "Al2O3": 20.64,
      "Na2O": 2.07,
      "K2O": 2.47,
      "MgO": 5.36,
      "CaO": 11.68,
      "P2O5": 0.08,
      "TiO2": 0.19,
      "Fe2O3": 0.34,
      "CoO": 0.56,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 43.2
      },
      {
        "material": "ep kaolin",
        "amount": 25.92
      },
      {
        "material": "dolomite",
        "amount": 20.31
      },
      {
        "material": "whiting",
        "amount": 5.07
      },
      {
        "material": "nepheline syenite",
        "amount": 3.17
      },
      {
        "material": "silica",
        "amount": 2.3
      },
      {
        "material": "total base recipe",
        "amount": 99.97
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.75
      },
      {
        "material": "total",
        "amount": 100.72
      }
    ]
  },
  {
    "id": "36770",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 53.78,
      "Al2O3": 9.94,
      "Li2O": 1.54,
      "Na2O": 2.92,
      "K2O": 1.84,
      "MgO": 5.09,
      "CaO": 8.55,
      "P2O5": 5.98,
      "TiO2": 0.01,
      "Fe2O3": 10.35,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 47.7
      },
      {
        "material": "talc",
        "amount": 17.2
      },
      {
        "material": "bone ash",
        "amount": 15.3
      },
      {
        "material": "silica",
        "amount": 11.6
      },
      {
        "material": "ep kaolin",
        "amount": 4.1
      },
      {
        "material": "lithium carbonate",
        "amount": 4.1
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 11.7
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 113.7
      }
    ]
  },
  {
    "id": "36771",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.1,
      "Al2O3": 10.8,
      "B2O3": 2.95,
      "Na2O": 1.7,
      "K2O": 4.06,
      "MgO": 3.29,
      "CaO": 12.83,
      "P2O5": 0.01,
      "TiO2": 0.17,
      "Fe2O3": 0.31,
      "CoO": 2.78,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 35.0
      },
      {
        "material": "silica",
        "amount": 19.0
      },
      {
        "material": "whiting",
        "amount": 17.0
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 12.0
      },
      {
        "material": "gerstley borate",
        "amount": 10.0
      },
      {
        "material": "talc",
        "amount": 5.0
      },
      {
        "material": "magnesium carbonate",
        "amount": 2.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 4.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 106.0
      }
    ]
  },
  {
    "id": "37368",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 51.36,
      "Al2O3": 10.83,
      "B2O3": 5.93,
      "Na2O": 3.51,
      "K2O": 2.32,
      "MgO": 0.15,
      "CaO": 11.36,
      "P2O5": 0.01,
      "TiO2": 0.02,
      "Fe2O3": 0.31,
      "CoO": 0.15,
      "ZnO": 5.33,
      "SnO2": 8.71,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ferro frit 3124",
        "amount": 44.5
      },
      {
        "material": "custer feldspar",
        "amount": 20.0
      },
      {
        "material": "whiting",
        "amount": 9.5
      },
      {
        "material": "silica",
        "amount": 8.0
      },
      {
        "material": "bentonite",
        "amount": 7.5
      },
      {
        "material": "zinc oxide",
        "amount": 5.5
      },
      {
        "material": "ep kaolin",
        "amount": 5.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 9.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.25
      },
      {
        "material": "total",
        "amount": 109.25
      },
      {
        "material": "specific gravity",
        "amount": 147.0
      }
    ]
  },
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    "id": "37396",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 47.39,
      "Al2O3": 15.06,
      "Na2O": 5.42,
      "K2O": 2.59,
      "MgO": 0.12,
      "CaO": 0.42,
      "SrO": 22.26,
      "TiO2": 4.69,
      "Fe2O3": 0.71,
      "CuO": 1.32,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 53.04
      },
      {
        "material": "strontium carbonate",
        "amount": 30.94
      },
      {
        "material": "silica",
        "amount": 8.29
      },
      {
        "material": "ball clay",
        "amount": 7.73
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "rutile",
        "amount": 5.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "copper carbonate",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 109.0
      }
    ]
  },
  {
    "id": "38204",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 60.99,
      "Al2O3": 9.32,
      "B2O3": 2.32,
      "Na2O": 5.27,
      "K2O": 0.04,
      "MgO": 8.09,
      "CaO": 8.17,
      "P2O5": 0.01,
      "TiO2": 0.02,
      "Fe2O3": 0.11,
      "CuO": 0.53,
      "ZnO": 3.39,
      "SnO2": 1.74,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "soda feldspar",
        "amount": 34.4
      },
      {
        "material": "talc",
        "amount": 24.6
      },
      {
        "material": "silica",
        "amount": 12.3
      },
      {
        "material": "whiting",
        "amount": 10.7
      },
      {
        "material": "ferro frit 3134",
        "amount": 9.9
      },
      {
        "material": "ep kaolin",
        "amount": 4.8
      },
      {
        "material": "zinc oxide",
        "amount": 3.3
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "tin oxide",
        "amount": 1.7
      },
      {
        "material": "copper carbonate",
        "amount": 0.8
      },
      {
        "material": "total",
        "amount": 104.5
      }
    ]
  },
  {
    "id": "38278",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 60.4,
      "Al2O3": 13.89,
      "Na2O": 0.06,
      "K2O": 10.63,
      "MgO": 3.21,
      "CaO": 6.7,
      "P2O5": 2.53,
      "Fe2O3": 0.07,
      "CoO": 2.51,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar",
        "amount": 63.0
      },
      {
        "material": "silica",
        "amount": 10.0
      },
      {
        "material": "talc",
        "amount": 10.0
      },
      {
        "material": "bone ash",
        "amount": 6.0
      },
      {
        "material": "whiting",
        "amount": 6.0
      },
      {
        "material": "kaolin",
        "amount": 5.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 4.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 106.0
      }
    ]
  },
  {
    "id": "38474",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.76,
      "Al2O3": 21.23,
      "Na2O": 8.77,
      "K2O": 4.11,
      "MgO": 3.29,
      "CaO": 0.65,
      "Fe2O3": 0.19,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 90.0
      },
      {
        "material": "talc",
        "amount": 10.0
      },
      {
        "material": "bentonite",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 103.0
      }
    ]
  },
  {
    "id": "38580",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 49.13,
      "Al2O3": 17.01,
      "Na2O": 6.44,
      "K2O": 3.04,
      "MgO": 4.82,
      "CaO": 6.98,
      "TiO2": 0.05,
      "ZrO2": 10.83,
      "Fe2O3": 1.69,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 63.9
      },
      {
        "material": "dolomite",
        "amount": 21.1
      },
      {
        "material": "zircopax",
        "amount": 16.0
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 4.3
      },
      {
        "material": "total base recipe",
        "amount": 105.3
      },
      {
        "material": "bentonite",
        "amount": 4.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.5
      },
      {
        "material": "total",
        "amount": 110.8
      }
    ]
  },
  {
    "id": "38581",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 46.94,
      "Al2O3": 18.2,
      "Na2O": 0.91,
      "K2O": 2.87,
      "MgO": 0.08,
      "CaO": 24.72,
      "P2O5": 0.09,
      "TiO2": 3.08,
      "Fe2O3": 0.7,
      "CoO": 0.15,
      "CuO": 2.26,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "whiting",
        "amount": 37.4
      },
      {
        "material": "ep kaolin",
        "amount": 30.0
      },
      {
        "material": "custer feldspar",
        "amount": 23.3
      },
      {
        "material": "silica",
        "amount": 9.3
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 3.0
      },
      {
        "material": "rutile",
        "amount": 2.8
      },
      {
        "material": "bentonite",
        "amount": 1.9
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 107.9
      }
    ]
  },
  {
    "id": "38583",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 63.33,
      "Al2O3": 12.41,
      "B2O3": 6.09,
      "Na2O": 4.26,
      "K2O": 1.7,
      "MgO": 0.84,
      "CaO": 11.04,
      "P2O5": 0.05,
      "TiO2": 0.07,
      "Fe2O3": 0.21,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 30.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "gerstley borate",
        "amount": 20.0
      },
      {
        "material": "ep kaolin",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 10.0
      },
      {
        "material": "stain",
        "amount": 7.5
      },
      {
        "material": "total",
        "amount": 107.5
      }
    ]
  },
  {
    "id": "38584",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 64.21,
      "Al2O3": 13.17,
      "B2O3": 4.27,
      "Na2O": 2.99,
      "K2O": 1.23,
      "MgO": 0.6,
      "CaO": 13.13,
      "P2O5": 0.07,
      "TiO2": 0.09,
      "Fe2O3": 0.24,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 33.1
      },
      {
        "material": "nepheline syenite",
        "amount": 20.69
      },
      {
        "material": "ep kaolin",
        "amount": 17.24
      },
      {
        "material": "whiting",
        "amount": 15.17
      },
      {
        "material": "gerstley borate",
        "amount": 13.79
      },
      {
        "material": "total",
        "amount": 99.99
      }
    ]
  },
  {
    "id": "38586",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 57.94,
      "Al2O3": 14.15,
      "B2O3": 4.05,
      "Na2O": 1.87,
      "K2O": 0.3,
      "MgO": 0.03,
      "CaO": 14.87,
      "P2O5": 0.08,
      "TiO2": 0.11,
      "ZrO2": 6.38,
      "Fe2O3": 0.23,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ep kaolin",
        "amount": 31.7
      },
      {
        "material": "ferro frit 3124",
        "amount": 31.0
      },
      {
        "material": "wollastonite",
        "amount": 23.3
      },
      {
        "material": "silica",
        "amount": 14.1
      },
      {
        "material": "total base recipe",
        "amount": 100.1
      },
      {
        "material": "zircopax",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 110.1
      }
    ]
  },
  {
    "id": "38588",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 57.0,
      "Al2O3": 16.21,
      "Na2O": 4.39,
      "K2O": 2.78,
      "MgO": 1.24,
      "CaO": 4.6,
      "P2O5": 0.02,
      "TiO2": 1.53,
      "ZrO2": 6.36,
      "MnO2": 2.47,
      "FeO": 1.34,
      "Fe2O3": 0.18,
      "ZnO": 1.89,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 70.0
      },
      {
        "material": "ep kaolin",
        "amount": 10.0
      },
      {
        "material": "dolomite",
        "amount": 5.0
      },
      {
        "material": "whiting",
        "amount": 4.0
      },
      {
        "material": "silica",
        "amount": 3.0
      },
      {
        "material": "zinc oxide",
        "amount": 2.0
      },
      {
        "material": "epsom salts",
        "amount": 1.0
      },
      {
        "material": "total base recipe",
        "amount": 95.0
      },
      {
        "material": "zircopax",
        "amount": 10.0
      },
      {
        "material": "ilmenite",
        "amount": 3.0
      },
      {
        "material": "manganese dioxide",
        "amount": 3.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 113.0
      }
    ]
  },
  {
    "id": "38589",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 55.37,
      "Al2O3": 20.25,
      "B2O3": 3.51,
      "Na2O": 3.88,
      "K2O": 1.35,
      "MgO": 0.06,
      "CaO": 14.67,
      "P2O5": 0.09,
      "TiO2": 0.13,
      "Cr2O3": 0.23,
      "Fe2O3": 0.27,
      "CoO": 0.19,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ep kaolin",
        "amount": 29.23
      },
      {
        "material": "ferro frit 3124",
        "amount": 22.56
      },
      {
        "material": "nepheline syenite",
        "amount": 20.37
      },
      {
        "material": "whiting",
        "amount": 17.1
      },
      {
        "material": "silica",
        "amount": 10.74
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.27
      },
      {
        "material": "chrome oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 100.47
      }
    ]
  },
  {
    "id": "38591",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.66,
      "Al2O3": 15.58,
      "B2O3": 4.51,
      "Na2O": 4.9,
      "K2O": 1.76,
      "MgO": 0.24,
      "CaO": 11.07,
      "P2O5": 0.04,
      "TiO2": 0.06,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 30.15
      },
      {
        "material": "ferro frit 3124",
        "amount": 19.92
      },
      {
        "material": "silica",
        "amount": 19.36
      },
      {
        "material": "ep kaolin",
        "amount": 13.31
      },
      {
        "material": "whiting",
        "amount": 10.65
      },
      {
        "material": "gerstley borate",
        "amount": 4.91
      },
      {
        "material": "darvan",
        "amount": 1.0
      },
      {
        "material": "total base recipe",
        "amount": 99.3
      },
      {
        "material": "stain",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 109.3
      }
    ]
  },
  {
    "id": "38592",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 62.09,
      "Al2O3": 14.7,
      "B2O3": 4.78,
      "Na2O": 4.26,
      "K2O": 1.41,
      "MgO": 0.22,
      "CaO": 12.25,
      "P2O5": 0.05,
      "TiO2": 0.07,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 21.8
      },
      {
        "material": "ferro frit 3124",
        "amount": 21.72
      },
      {
        "material": "silica",
        "amount": 21.11
      },
      {
        "material": "ep kaolin",
        "amount": 14.51
      },
      {
        "material": "whiting",
        "amount": 11.61
      },
      {
        "material": "gerstley borate",
        "amount": 4.26
      },
      {
        "material": "total base recipe",
        "amount": 95.01
      },
      {
        "material": "stain",
        "amount": 5.0
      },
      {
        "material": "darvan",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.01
      }
    ]
  },
  {
    "id": "38593",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.76,
      "Al2O3": 11.92,
      "B2O3": 3.78,
      "Na2O": 3.99,
      "K2O": 1.5,
      "MgO": 1.01,
      "CaO": 9.61,
      "P2O5": 0.04,
      "TiO2": 0.05,
      "Fe2O3": 0.12,
      "CuO": 1.04,
      "ZnO": 3.11,
      "SnO2": 2.07,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 34.0
      },
      {
        "material": "silica",
        "amount": 21.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 16.0
      },
      {
        "material": "ep kaolin",
        "amount": 13.0
      },
      {
        "material": "whiting",
        "amount": 10.0
      },
      {
        "material": "talc",
        "amount": 3.0
      },
      {
        "material": "zinc oxide",
        "amount": 3.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 2.0
      },
      {
        "material": "black copper oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 103.0
      }
    ]
  },
  {
    "id": "38594",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 49.05,
      "Al2O3": 18.63,
      "Na2O": 2.4,
      "K2O": 3.61,
      "MgO": 0.03,
      "CaO": 12.27,
      "P2O5": 0.07,
      "TiO2": 0.1,
      "Fe2O3": 0.24,
      "ZnO": 13.61,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ep kaolin",
        "amount": 23.0
      },
      {
        "material": "custer feldspar",
        "amount": 22.0
      },
      {
        "material": "minspar 200",
        "amount": 22.0
      },
      {
        "material": "whiting",
        "amount": 18.5
      },
      {
        "material": "zinc oxide",
        "amount": 12.0
      },
      {
        "material": "silica",
        "amount": 2.5
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "39211",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 58.72,
      "Al2O3": 9.32,
      "B2O3": 3.37,
      "Na2O": 1.87,
      "K2O": 4.42,
      "MgO": 13.81,
      "CaO": 4.84,
      "P2O5": 0.01,
      "TiO2": 0.08,
      "Fe2O3": 0.22,
      "CoO": 1.22,
      "SnO2": 2.1,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 41.0
      },
      {
        "material": "calcined talc, magnesium silicate",
        "amount": 20.0
      },
      {
        "material": "talc",
        "amount": 15.0
      },
      {
        "material": "gerstley borate",
        "amount": 12.0
      },
      {
        "material": "dolomite",
        "amount": 7.0
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 5.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "tin oxide",
        "amount": 2.0
      },
      {
        "material": "cobalt oxide",
        "amount": 1.25
      },
      {
        "material": "total",
        "amount": 105.25
      }
    ]
  },
  {
    "id": "39212",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 62.23,
      "Al2O3": 10.88,
      "B2O3": 1.63,
      "Na2O": 1.22,
      "K2O": 1.67,
      "MgO": 0.02,
      "CaO": 12.63,
      "P2O5": 0.06,
      "TiO2": 0.08,
      "ZrO2": 9.4,
      "Fe2O3": 0.18,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 27.97
      },
      {
        "material": "wollastonite",
        "amount": 24.58
      },
      {
        "material": "ep kaolin",
        "amount": 22.88
      },
      {
        "material": "custer feldspar",
        "amount": 16.95
      },
      {
        "material": "ferro frit 3134",
        "amount": 7.63
      },
      {
        "material": "total base recipe",
        "amount": 100.01
      },
      {
        "material": "zirconium dioxide",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 110.01
      }
    ]
  },
  {
    "id": "39213",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 53.94,
      "Al2O3": 20.01,
      "Na2O": 1.88,
      "K2O": 6.26,
      "MgO": 0.01,
      "CaO": 16.08,
      "P2O5": 0.03,
      "TiO2": 0.04,
      "Fe2O3": 0.15,
      "CoO": 0.18,
      "NiO": 1.41,
      "LOI": 0.0
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    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 55.0
      },
      {
        "material": "whiting",
        "amount": 25.0
      },
      {
        "material": "calcined kaolin",
        "amount": 10.0
      },
      {
        "material": "ep kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "black nickel oxide",
        "amount": 1.25
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.25
      },
      {
        "material": "total",
        "amount": 101.5
      }
    ]
  },
  {
    "id": "39214",
    "chemical_composition": {
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      "SiO2": 65.31,
      "Al2O3": 10.88,
      "B2O3": 1.63,
      "Na2O": 1.22,
      "K2O": 1.67,
      "MgO": 0.02,
      "CaO": 12.63,
      "P2O5": 0.06,
      "TiO2": 0.08,
      "ZrO2": 6.32,
      "Fe2O3": 0.18,
      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 27.97
      },
      {
        "material": "wollastonite",
        "amount": 24.58
      },
      {
        "material": "ep kaolin",
        "amount": 22.88
      },
      {
        "material": "custer feldspar",
        "amount": 16.95
      },
      {
        "material": "ferro frit 3134",
        "amount": 7.63
      },
      {
        "material": "total base recipe",
        "amount": 100.01
      },
      {
        "material": "zircopax",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 110.01
      }
    ]
  },
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    "chemical_composition": {
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      "SiO2": 54.86,
      "Al2O3": 19.66,
      "B2O3": 3.41,
      "Na2O": 3.77,
      "K2O": 1.31,
      "MgO": 0.06,
      "CaO": 14.24,
      "P2O5": 0.08,
      "TiO2": 0.12,
      "ZrO2": 2.22,
      "Fe2O3": 0.27,
      "LOI": 0.0
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    "ingredients": [
      {
        "material": "ep kaolin",
        "amount": 29.23
      },
      {
        "material": "ferro frit 3124",
        "amount": 22.56
      },
      {
        "material": "nepheline syenite",
        "amount": 20.37
      },
      {
        "material": "whiting",
        "amount": 17.1
      },
      {
        "material": "silica",
        "amount": 10.74
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "stain",
        "amount": 5.0
      },
      {
        "material": "zircopax",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "39216",
    "chemical_composition": {
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      "SiO2": 51.36,
      "Al2O3": 18.78,
      "B2O3": 3.26,
      "Na2O": 3.6,
      "K2O": 1.25,
      "MgO": 0.05,
      "CaO": 13.6,
      "P2O5": 0.08,
      "TiO2": 6.41,
      "Fe2O3": 0.25,
      "CuO": 1.35,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ep kaolin",
        "amount": 29.23
      },
      {
        "material": "ferro frit 3124",
        "amount": 22.56
      },
      {
        "material": "nepheline syenite",
        "amount": 20.37
      },
      {
        "material": "whiting",
        "amount": 17.1
      },
      {
        "material": "silica",
        "amount": 10.74
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "titanium dioxide",
        "amount": 6.0
      },
      {
        "material": "copper carbonate",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "39220",
    "chemical_composition": {
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      "SiO2": 65.66,
      "Al2O3": 15.93,
      "Na2O": 0.74,
      "K2O": 2.37,
      "MgO": 0.67,
      "CaO": 13.39,
      "P2O5": 0.22,
      "TiO2": 0.02,
      "Fe2O3": 1.0,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "new zealand halloysite",
        "amount": 32.0
      },
      {
        "material": "wollastonite",
        "amount": 26.0
      },
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 24.0
      },
      {
        "material": "silica",
        "amount": 15.5
      },
      {
        "material": "talc",
        "amount": 2.0
      },
      {
        "material": "bone ash",
        "amount": 0.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 101.0
      }
    ]
  },
  {
    "id": "39224",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.23,
      "Al2O3": 14.53,
      "Na2O": 2.41,
      "K2O": 2.65,
      "MgO": 0.56,
      "CaO": 11.17,
      "Fe2O3": 0.45,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "glaze stone 釉果 2015",
        "amount": 82.5
      },
      {
        "material": "glaze ash",
        "amount": 17.5
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "id": "39231",
    "chemical_composition": {
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      "SiO2": 71.28,
      "Al2O3": 13.2,
      "Na2O": 3.26,
      "K2O": 3.55,
      "MgO": 0.14,
      "CaO": 7.93,
      "TiO2": 0.03,
      "Fe2O3": 0.6,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "sanbao porcelain stone 三宝瓷石",
        "amount": 85.0
      },
      {
        "material": "wollastonite",
        "amount": 15.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "39232",
    "chemical_composition": {
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      "SiO2": 67.78,
      "Al2O3": 14.25,
      "Na2O": 2.41,
      "K2O": 2.64,
      "MgO": 0.3,
      "CaO": 12.14,
      "Fe2O3": 0.48,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "glaze stone 釉果 2015",
        "amount": 83.0
      },
      {
        "material": "whiting",
        "amount": 17.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "yellow iron oxide",
        "amount": 0.15
      },
      {
        "material": "total",
        "amount": 100.15
      }
    ]
  },
  {
    "id": "39476",
    "chemical_composition": {},
    "ingredients": [
      {
        "material": "loi",
        "amount": 0.0
      }
    ]
  },
  {
    "id": "39477",
    "chemical_composition": {},
    "ingredients": [
      {
        "material": "loi",
        "amount": 0.0
      }
    ]
  },
  {
    "id": "39478",
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      "SiO2": 46.02,
      "Al2O3": 8.34,
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      "K2O": 6.77,
      "MgO": 0.02,
      "CaO": 9.06,
      "TiO2": 0.1,
      "ZrO2": 4.41,
      "Fe2O3": 0.05,
      "ZnO": 25.22,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar",
        "amount": 39.0
      },
      {
        "material": "zinc oxide",
        "amount": 25.0
      },
      {
        "material": "whiting",
        "amount": 16.0
      },
      {
        "material": "silica",
        "amount": 14.0
      },
      {
        "material": "hyplas 71 ball clay",
        "amount": 6.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "zircopax",
        "amount": 6.5
      },
      {
        "material": "total",
        "amount": 112.0
      }
    ]
  },
  {
    "id": "39482",
    "chemical_composition": {
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      "SiO2": 62.19,
      "Al2O3": 10.11,
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      "Na2O": 2.79,
      "K2O": 3.47,
      "MgO": 0.06,
      "CaO": 9.59,
      "P2O5": 0.02,
      "TiO2": 1.89,
      "ZrO2": 5.22,
      "Fe2O3": 2.32,
      "ZnO": 2.02,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 30.77
      },
      {
        "material": "silica",
        "amount": 23.08
      },
      {
        "material": "whiting",
        "amount": 15.38
      },
      {
        "material": "ferro frit 3110",
        "amount": 11.54
      },
      {
        "material": "ep kaolin",
        "amount": 7.69
      },
      {
        "material": "zircopax",
        "amount": 7.69
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 3.85
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "red iron oxide",
        "amount": 2.0
      },
      {
        "material": "rutile",
        "amount": 2.0
      },
      {
        "material": "zinc oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "41187",
    "chemical_composition": {
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      "SiO2": 66.88,
      "Al2O3": 9.17,
      "B2O3": 3.17,
      "Na2O": 3.96,
      "K2O": 1.86,
      "MgO": 0.43,
      "CaO": 12.27,
      "P2O5": 0.01,
      "TiO2": 0.01,
      "Fe2O3": 0.09,
      "CuO": 0.28,
      "SnO2": 1.86,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 35.9
      },
      {
        "material": "nepheline syenite a270",
        "amount": 20.4
      },
      {
        "material": "whiting",
        "amount": 15.7
      },
      {
        "material": "nc-4 feldspar",
        "amount": 15.5
      },
      {
        "material": "gerstley borate",
        "amount": 10.8
      },
      {
        "material": "total base recipe",
        "amount": 98.3
      },
      {
        "material": "tin oxide",
        "amount": 1.7
      },
      {
        "material": "grolleg kaolin",
        "amount": 1.4
      },
      {
        "material": "copper carbonate",
        "amount": 0.4
      },
      {
        "material": "total",
        "amount": 101.8
      }
    ]
  },
  {
    "id": "41212",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 62.43,
      "Al2O3": 12.68,
      "Na2O": 5.3,
      "K2O": 2.45,
      "MgO": 0.11,
      "CaO": 8.57,
      "BaO": 7.69,
      "Fe2O3": 0.78,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "nepheline syenite a270",
        "amount": 50.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 15.0
      },
      {
        "material": "bentonite",
        "amount": 5.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "barium carbonate",
        "amount": 10.0
      },
      {
        "material": "red iron oxide",
        "amount": 0.6
      },
      {
        "material": "total",
        "amount": 110.6
      }
    ]
  },
  {
    "id": "41347",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 46.67,
      "Al2O3": 15.27,
      "B2O3": 16.95,
      "Li2O": 0.81,
      "Na2O": 5.6,
      "K2O": 0.09,
      "MgO": 0.03,
      "CaO": 10.97,
      "P2O5": 0.06,
      "TiO2": 0.09,
      "Fe2O3": 0.19,
      "CuO": 1.28,
      "SnO2": 1.99,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ferro frit 3195",
        "amount": 45.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 30.0
      },
      {
        "material": "ep kaolin",
        "amount": 25.0
      },
      {
        "material": "copper carbonate",
        "amount": 2.0
      },
      {
        "material": "lithium carbonate",
        "amount": 2.0
      },
      {
        "material": "tin oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 106.0
      }
    ]
  },
  {
    "id": "42374",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.11,
      "Al2O3": 13.26,
      "Na2O": 1.17,
      "K2O": 3.73,
      "MgO": 0.62,
      "CaO": 11.64,
      "TiO2": 0.01,
      "Fe2O3": 0.46,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "potash feldspar (zheng yi sk7)",
        "amount": 35.0
      },
      {
        "material": "silica",
        "amount": 28.5
      },
      {
        "material": "whiting",
        "amount": 17.0
      },
      {
        "material": "new zealand halloysite",
        "amount": 17.0
      },
      {
        "material": "dolomite",
        "amount": 2.5
      },
      {
        "material": "yellow iron oxide",
        "amount": 0.4
      },
      {
        "material": "total",
        "amount": 100.4
      }
    ]
  },
  {
    "id": "42376",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 64.62,
      "Al2O3": 13.86,
      "Na2O": 2.27,
      "K2O": 2.5,
      "MgO": 0.67,
      "CaO": 15.6,
      "Fe2O3": 0.48,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "glaze stone 釉果 2015",
        "amount": 75.0
      },
      {
        "material": "glaze ash",
        "amount": 25.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "47969",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6206 grass green",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "47970",
    "chemical_composition": {
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      "SiO2": 65.65,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6206 grass green",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
  {
    "id": "47971",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6206 grass green",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
  {
    "id": "47972",
    "chemical_composition": {
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      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
        "amount": 10.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6000 shell pink",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
  {
    "id": "47973",
    "chemical_composition": {
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      "Al2O3": 12.69,
      "B2O3": 3.79,
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      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
        "amount": 17.6
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        "material": "ferro frit 3134",
        "amount": 10.0
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        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6000 shell pink",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
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      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
        "amount": 19.8
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      {
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3134",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6000 shell pink",
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      },
      {
        "material": "total",
        "amount": 108.0
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    ]
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      {
        "material": "ep kaolin",
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      {
        "material": "wollastonite",
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        "material": "ferro frit 3134",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6101 chestnut",
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      },
      {
        "material": "total",
        "amount": 102.0
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    ]
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      {
        "material": "ep kaolin",
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        "material": "ferro frit 3134",
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      {
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6101 chestnut",
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      },
      {
        "material": "total",
        "amount": 104.0
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    ]
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      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
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      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6101 chestnut",
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      },
      {
        "material": "total",
        "amount": 108.0
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    ]
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      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
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      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
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      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6306 vivid blue",
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      },
      {
        "material": "total",
        "amount": 102.0
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    ]
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      "Al2O3": 12.69,
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      "K2O": 0.98,
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      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
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      {
        "material": "ep kaolin",
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      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6306 vivid blue",
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      },
      {
        "material": "total",
        "amount": 104.0
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    ]
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        "material": "silica",
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      {
        "material": "ep kaolin",
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      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6306 vivid blue",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
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    ]
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        "material": "silica",
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      {
        "material": "ep kaolin",
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      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6028 orange",
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      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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      "TiO2": 0.08,
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        "material": "silica",
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      {
        "material": "ep kaolin",
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      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6028 orange",
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      },
      {
        "material": "total",
        "amount": 104.0
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    ]
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      "TiO2": 0.08,
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        "material": "silica",
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      {
        "material": "ep kaolin",
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      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6028 orange",
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      },
      {
        "material": "total",
        "amount": 108.0
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    ]
  },
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      "CaO": 13.52,
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      "TiO2": 0.08,
      "Fe2O3": 0.17,
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
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      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6097 dark red",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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      "Al2O3": 12.69,
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      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
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      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
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      },
      {
        "material": "minspar 200",
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      {
        "material": "wollastonite",
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      {
        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6097 dark red",
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      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
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    "id": "47987",
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      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
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      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
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      },
      {
        "material": "ferro frit 3124",
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      },
      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6097 dark red",
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      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
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      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
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      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6069 dark coral",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "47990",
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      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
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      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
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      {
        "material": "wollastonite",
        "amount": 17.6
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      {
        "material": "ferro frit 3124",
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        "material": "ferro frit 3134",
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      },
      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6069 dark coral",
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      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
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    "chemical_composition": {
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      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
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      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6069 dark coral",
        "amount": 8.0
      },
      {
        "material": "total",
        "amount": 108.0
      }
    ]
  },
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    "id": "49690",
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      "CaO": 9.72,
      "P2O5": 0.2,
      "TiO2": 1.0,
      "MnO2": 0.97,
      "Fe2O3": 6.47,
      "CoO": 0.52,
      "CuO": 1.12,
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    "ingredients": [
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        "material": "redart",
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      {
        "material": "whiting",
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      {
        "material": "dolomite",
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      },
      {
        "material": "black copper oxide",
        "amount": 1.0
      },
      {
        "material": "manganese dioxide",
        "amount": 1.0
      },
      {
        "material": "cobalt oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
  {
    "id": "49693",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 66.5,
      "Al2O3": 11.35,
      "Na2O": 0.46,
      "K2O": 7.22,
      "CaO": 14.42,
      "Fe2O3": 0.05,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "g200 hp feldspar, g200hp discontinued",
        "amount": 50.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 25.0
      },
      {
        "material": "kaolin",
        "amount": 5.0
      },
      {
        "material": "total",
        "amount": 110.0
      }
    ]
  },
  {
    "id": "49696",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 69.72,
      "Al2O3": 15.43,
      "Na2O": 3.12,
      "K2O": 4.06,
      "MgO": 2.43,
      "CaO": 4.91,
      "TiO2": 0.14,
      "Fe2O3": 0.18,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 90.0
      },
      {
        "material": "dolomite",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "49702",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 64.76,
      "Al2O3": 14.13,
      "Na2O": 2.2,
      "K2O": 4.53,
      "MgO": 0.03,
      "CaO": 13.18,
      "P2O5": 0.03,
      "TiO2": 0.05,
      "Fe2O3": 1.09,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "g200 hp feldspar, g200hp discontinued",
        "amount": 25.0
      },
      {
        "material": "whiting",
        "amount": 23.0
      },
      {
        "material": "nepheline syenite",
        "amount": 20.0
      },
      {
        "material": "ep kaolin",
        "amount": 13.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 112.0
      }
    ]
  },
  {
    "id": "49703",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 66.42,
      "Al2O3": 14.22,
      "Na2O": 0.72,
      "K2O": 4.18,
      "MgO": 1.12,
      "CaO": 11.78,
      "P2O5": 0.05,
      "TiO2": 0.1,
      "Fe2O3": 1.41,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 31.0
      },
      {
        "material": "g200 hp feldspar, g200hp discontinued",
        "amount": 25.0
      },
      {
        "material": "ep kaolin",
        "amount": 20.0
      },
      {
        "material": "whiting",
        "amount": 18.0
      },
      {
        "material": "cornwall stone",
        "amount": 15.0
      },
      {
        "material": "dolomite",
        "amount": 5.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.3
      },
      {
        "material": "total",
        "amount": 115.3
      }
    ]
  },
  {
    "id": "49706",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 68.88,
      "Al2O3": 13.89,
      "Na2O": 2.56,
      "K2O": 4.47,
      "MgO": 1.05,
      "CaO": 7.54,
      "TiO2": 0.11,
      "Fe2O3": 1.48,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 70.0
      },
      {
        "material": "whiting",
        "amount": 8.0
      },
      {
        "material": "g200 hp feldspar, g200hp discontinued",
        "amount": 8.0
      },
      {
        "material": "silica",
        "amount": 7.0
      },
      {
        "material": "dolomite",
        "amount": 4.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.3
      },
      {
        "material": "total",
        "amount": 98.3
      }
    ]
  },
  {
    "id": "49707",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 67.19,
      "Al2O3": 12.74,
      "B2O3": 0.28,
      "Na2O": 2.32,
      "K2O": 2.91,
      "MgO": 1.7,
      "CaO": 10.6,
      "P2O5": 0.01,
      "TiO2": 0.12,
      "Fe2O3": 0.17,
      "CuO": 0.55,
      "ZnO": 0.02,
      "F": 0.03,
      "SnO2": 1.37,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 70.0
      },
      {
        "material": "silica",
        "amount": 18.0
      },
      {
        "material": "whiting",
        "amount": 14.0
      },
      {
        "material": "dolomite",
        "amount": 8.0
      },
      {
        "material": "ep kaolin",
        "amount": 6.0
      },
      {
        "material": "ferro frit 3269",
        "amount": 2.0
      },
      {
        "material": "tin oxide",
        "amount": 1.5
      },
      {
        "material": "black copper oxide",
        "amount": 0.6
      },
      {
        "material": "total",
        "amount": 120.1
      }
    ]
  },
  {
    "id": "49708",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 60.68,
      "Al2O3": 15.32,
      "B2O3": 0.78,
      "Na2O": 4.61,
      "K2O": 2.47,
      "MgO": 0.03,
      "CaO": 11.29,
      "P2O5": 0.08,
      "TiO2": 0.12,
      "Fe2O3": 1.19,
      "CuO": 0.49,
      "SnO2": 2.94,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ep kaolin",
        "amount": 33.0
      },
      {
        "material": "ferro frit 3110",
        "amount": 30.0
      },
      {
        "material": "silica",
        "amount": 18.0
      },
      {
        "material": "whiting",
        "amount": 17.0
      },
      {
        "material": "g200 hp feldspar, g200hp discontinued",
        "amount": 12.0
      },
      {
        "material": "tin oxide",
        "amount": 3.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.0
      },
      {
        "material": "black copper oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 114.5
      }
    ]
  },
  {
    "id": "49709",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.15,
      "Al2O3": 12.64,
      "B2O3": 0.27,
      "Na2O": 3.48,
      "K2O": 5.42,
      "MgO": 0.98,
      "CaO": 14.55,
      "TiO2": 0.08,
      "Fe2O3": 0.12,
      "CuO": 1.24,
      "SnO2": 2.07,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 50.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "g200 hp feldspar, g200hp discontinued",
        "amount": 20.0
      },
      {
        "material": "ferro frit 3110",
        "amount": 10.0
      },
      {
        "material": "dolomite",
        "amount": 4.0
      },
      {
        "material": "tin oxide",
        "amount": 2.0
      },
      {
        "material": "black copper oxide",
        "amount": 1.2
      },
      {
        "material": "total",
        "amount": 107.2
      }
    ]
  },
  {
    "id": "49710",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 62.16,
      "Al2O3": 17.26,
      "Na2O": 1.96,
      "K2O": 7.12,
      "MgO": 1.54,
      "CaO": 7.91,
      "P2O5": 0.88,
      "TiO2": 0.06,
      "Fe2O3": 1.11,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "g200 hp feldspar, g200hp discontinued",
        "amount": 45.0
      },
      {
        "material": "silica",
        "amount": 17.0
      },
      {
        "material": "ep kaolin",
        "amount": 15.0
      },
      {
        "material": "nepheline syenite a270",
        "amount": 15.0
      },
      {
        "material": "whiting",
        "amount": 8.0
      },
      {
        "material": "dolomite",
        "amount": 7.0
      },
      {
        "material": "bone ash",
        "amount": 2.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 110.0
      }
    ]
  },
  {
    "id": "49711",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.13,
      "Al2O3": 13.69,
      "Na2O": 1.71,
      "K2O": 3.19,
      "MgO": 4.32,
      "CaO": 11.65,
      "P2O5": 0.05,
      "TiO2": 0.45,
      "MnO": 0.02,
      "Fe2O3": 3.78,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 50.0
      },
      {
        "material": "redart",
        "amount": 25.0
      },
      {
        "material": "dolomite",
        "amount": 18.0
      },
      {
        "material": "ocmulgee red clay discontinued",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 10.0
      },
      {
        "material": "silica",
        "amount": 5.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.5
      },
      {
        "material": "total",
        "amount": 119.5
      }
    ]
  },
  {
    "id": "49712",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 66.46,
      "Al2O3": 9.0,
      "Na2O": 0.44,
      "K2O": 6.99,
      "MgO": 0.98,
      "CaO": 8.53,
      "P2O5": 1.52,
      "Fe2O3": 0.04,
      "CoO": 0.23,
      "CuO": 5.81,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "g200 hp feldspar, g200hp discontinued",
        "amount": 55.0
      },
      {
        "material": "silica",
        "amount": 38.0
      },
      {
        "material": "whiting",
        "amount": 10.0
      },
      {
        "material": "black copper oxide",
        "amount": 6.5
      },
      {
        "material": "dolomite",
        "amount": 5.0
      },
      {
        "material": "bone ash",
        "amount": 4.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 0.4
      },
      {
        "material": "total",
        "amount": 118.9
      }
    ]
  },
  {
    "id": "49713",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 71.17,
      "Al2O3": 8.91,
      "Na2O": 0.4,
      "K2O": 6.19,
      "MgO": 1.14,
      "CaO": 9.18,
      "P2O5": 1.18,
      "TiO2": 0.1,
      "Fe2O3": 1.54,
      "CuO": 0.18,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "g200 hp feldspar, g200hp discontinued",
        "amount": 45.0
      },
      {
        "material": "silica",
        "amount": 42.0
      },
      {
        "material": "whiting",
        "amount": 12.0
      },
      {
        "material": "redart",
        "amount": 10.0
      },
      {
        "material": "dolomite",
        "amount": 5.0
      },
      {
        "material": "bone ash",
        "amount": 3.0
      },
      {
        "material": "red iron oxide",
        "amount": 1.0
      },
      {
        "material": "black copper oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 118.2
      }
    ]
  },
  {
    "id": "49714",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 63.53,
      "Al2O3": 12.41,
      "Na2O": 0.61,
      "K2O": 9.63,
      "MgO": 0.69,
      "CaO": 11.1,
      "P2O5": 0.88,
      "Fe2O3": 0.06,
      "CoO": 0.29,
      "CuO": 0.81,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "g200 hp feldspar, g200hp discontinued",
        "amount": 65.0
      },
      {
        "material": "silica",
        "amount": 18.0
      },
      {
        "material": "whiting",
        "amount": 15.0
      },
      {
        "material": "dolomite",
        "amount": 3.0
      },
      {
        "material": "bone ash",
        "amount": 2.0
      },
      {
        "material": "copper carbonate",
        "amount": 1.2
      },
      {
        "material": "cobalt oxide",
        "amount": 0.3
      },
      {
        "material": "total",
        "amount": 104.5
      }
    ]
  },
  {
    "id": "49715",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.25,
      "Al2O3": 12.05,
      "Na2O": 1.38,
      "K2O": 8.13,
      "MgO": 3.18,
      "CaO": 9.71,
      "P2O5": 1.53,
      "TiO2": 2.72,
      "Fe2O3": 0.06,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "g200 hp feldspar, g200hp discontinued",
        "amount": 60.0
      },
      {
        "material": "silica",
        "amount": 22.0
      },
      {
        "material": "dolomite",
        "amount": 16.0
      },
      {
        "material": "nepheline syenite",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 6.0
      },
      {
        "material": "bone ash",
        "amount": 4.0
      },
      {
        "material": "titanium dioxide",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 121.0
      }
    ]
  },
  {
    "id": "49762",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.56,
      "Al2O3": 13.79,
      "Na2O": 1.71,
      "K2O": 3.14,
      "MgO": 4.32,
      "CaO": 11.81,
      "P2O5": 0.07,
      "TiO2": 0.36,
      "Fe2O3": 3.25,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 50.0
      },
      {
        "material": "redart",
        "amount": 25.0
      },
      {
        "material": "dolomite",
        "amount": 18.0
      },
      {
        "material": "whiting",
        "amount": 10.0
      },
      {
        "material": "silica",
        "amount": 7.3
      },
      {
        "material": "ep kaolin",
        "amount": 5.5
      },
      {
        "material": "red iron oxide",
        "amount": 1.5
      },
      {
        "material": "total",
        "amount": 117.3
      }
    ]
  },
  {
    "id": "54627",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.3,
      "Al2O3": 9.84,
      "B2O3": 3.31,
      "Na2O": 3.35,
      "K2O": 1.04,
      "MgO": 0.09,
      "CaO": 14.64,
      "TiO2": 0.22,
      "Cr2O3": 0.21,
      "Fe2O3": 0.22,
      "SnO2": 7.77,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "whiting",
        "amount": 20.0
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 18.0
      },
      {
        "material": "nepheline syenite",
        "amount": 18.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 14.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 7.5
      },
      {
        "material": "chrome oxide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 107.7
      }
    ]
  },
  {
    "id": "54628",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 55.5,
      "Al2O3": 7.79,
      "B2O3": 12.35,
      "Na2O": 4.5,
      "K2O": 0.16,
      "MgO": 0.06,
      "CaO": 8.72,
      "TiO2": 2.65,
      "Fe2O3": 8.26,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ferro frit 3134",
        "amount": 33.5
      },
      {
        "material": "ferro frit 3195",
        "amount": 26.0
      },
      {
        "material": "silica",
        "amount": 23.5
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 17.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 9.0
      },
      {
        "material": "rutile",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 112.0
      }
    ]
  },
  {
    "id": "54629",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.33,
      "Al2O3": 6.83,
      "B2O3": 7.01,
      "Na2O": 3.19,
      "K2O": 0.22,
      "MgO": 2.79,
      "CaO": 6.07,
      "TiO2": 1.6,
      "Fe2O3": 12.95,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ferro frit 3134",
        "amount": 34.5
      },
      {
        "material": "silica",
        "amount": 31.0
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 25.0
      },
      {
        "material": "talc",
        "amount": 9.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 15.0
      },
      {
        "material": "titanium dioxide",
        "amount": 1.5
      },
      {
        "material": "total",
        "amount": 116.5
      }
    ]
  },
  {
    "id": "54630",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 55.47,
      "Al2O3": 9.39,
      "B2O3": 8.8,
      "Na2O": 2.07,
      "K2O": 2.66,
      "MgO": 3.2,
      "CaO": 7.98,
      "P2O5": 0.07,
      "TiO2": 0.08,
      "ZrO2": 10.03,
      "Fe2O3": 0.25,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "gerstley borate",
        "amount": 33.0
      },
      {
        "material": "custer feldspar",
        "amount": 25.0
      },
      {
        "material": "silica",
        "amount": 21.0
      },
      {
        "material": "ep kaolin",
        "amount": 13.0
      },
      {
        "material": "dolomite",
        "amount": 5.0
      },
      {
        "material": "talc",
        "amount": 3.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "zircopax",
        "amount": 15.0
      },
      {
        "material": "total",
        "amount": 115.0
      }
    ]
  },
  {
    "id": "55404",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 64.1,
      "Al2O3": 13.52,
      "B2O3": 4.33,
      "Na2O": 3.38,
      "K2O": 0.76,
      "MgO": 0.6,
      "CaO": 12.92,
      "P2O5": 0.07,
      "TiO2": 0.1,
      "Fe2O3": 0.21,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 31.0
      },
      {
        "material": "ep kaolin",
        "amount": 23.3
      },
      {
        "material": "ferro frit 3134",
        "amount": 17.0
      },
      {
        "material": "whiting",
        "amount": 13.2
      },
      {
        "material": "nepheline syenite",
        "amount": 13.1
      },
      {
        "material": "dolomite",
        "amount": 2.3
      },
      {
        "material": "total",
        "amount": 99.9
      }
    ]
  },
  {
    "id": "55409",
    "chemical_composition": {
      "Amt.": 0.0,
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      "CaO": 13.07,
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      {
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      {
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      {
        "material": "total",
        "amount": 100.0
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      {
        "material": "total",
        "amount": 100.0
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    ]
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      {
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      {
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      },
      {
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      },
      {
        "material": "total",
        "amount": 102.0
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    ]
  },
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    "ingredients": [
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        "material": "barium carbonate",
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      {
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      {
        "material": "total base recipe",
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      },
      {
        "material": "cobalt carbonate",
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      {
        "material": "total",
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    ]
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    "ingredients": [
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      {
        "material": "strontium carbonate",
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      {
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      {
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      {
        "material": "total base recipe",
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      },
      {
        "material": "cobalt carbonate",
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      },
      {
        "material": "total",
        "amount": 101.0
      }
    ]
  },
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      {
        "material": "total base recipe",
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      },
      {
        "material": "cobalt carbonate",
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      },
      {
        "material": "total",
        "amount": 101.0
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    ]
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    "ingredients": [
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        "material": "ep kaolin",
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      {
        "material": "talc",
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      {
        "material": "silica",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
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      },
      {
        "material": "total",
        "amount": 101.0
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    ]
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        "material": "silica",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
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      },
      {
        "material": "total",
        "amount": 101.0
      }
    ]
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    "ingredients": [
      {
        "material": "nepheline syenite a270",
        "amount": 60.3
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      {
        "material": "silica",
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      {
        "material": "ferro frit 3134",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
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      },
      {
        "material": "total",
        "amount": 101.0
      }
    ]
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    "id": "56241",
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    "ingredients": [
      {
        "material": "mahavir potash feldspar",
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      },
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        "material": "ferro frit 3134",
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      {
        "material": "silica",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
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      },
      {
        "material": "total",
        "amount": 101.0
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    ]
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    "id": "56245",
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        "material": "silica",
        "amount": 28.3
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        "material": "ep kaolin",
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      {
        "material": "zinc oxide",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 101.0
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    ]
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      "TiO2": 0.09,
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        "material": "silica",
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      {
        "material": "zinc oxide",
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      {
        "material": "whiting",
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      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt carbonate",
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      },
      {
        "material": "total",
        "amount": 101.0
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    ]
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    "id": "61386",
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        "material": "ferro frit 3124",
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        "material": "gerstley borate",
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      {
        "material": "silica",
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        "material": "minspar 200",
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      {
        "material": "whiting",
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      },
      {
        "material": "total base recipe",
        "amount": 93.49
      },
      {
        "material": "mason stain #6306 vivid blue",
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      },
      {
        "material": "total",
        "amount": 93.99
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    ]
  },
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    "id": "61480",
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      "TiO2": 0.01,
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    "ingredients": [
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        "material": "minspar 200",
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      },
      {
        "material": "wollastonite",
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      },
      {
        "material": "grolleg kaolin",
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      },
      {
        "material": "gerstley borate",
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      },
      {
        "material": "silica",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6306 vivid blue",
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      },
      {
        "material": "total",
        "amount": 100.5
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    ]
  },
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    "id": "62044",
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      "K2O": 1.34,
      "MgO": 1.83,
      "CaO": 10.6,
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      "TiO2": 0.07,
      "Fe2O3": 0.17,
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      {
        "material": "nepheline syenite",
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      },
      {
        "material": "ferro frit 3134",
        "amount": 24.54
      },
      {
        "material": "silica",
        "amount": 20.81
      },
      {
        "material": "ep kaolin",
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      },
      {
        "material": "dolomite",
        "amount": 7.46
      },
      {
        "material": "whiting",
        "amount": 4.38
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "id": "62045",
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      "K2O": 5.26,
      "MgO": 1.49,
      "CaO": 8.16,
      "P2O5": 0.04,
      "TiO2": 0.25,
      "Fe2O3": 0.39,
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    },
    "ingredients": [
      {
        "material": "g-200 feldspar",
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      },
      {
        "material": "gerstley borate",
        "amount": 35.0
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 15.0
      },
      {
        "material": "silica",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "id": "67301",
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      "Li2O": 1.24,
      "Na2O": 4.96,
      "K2O": 0.05,
      "MgO": 3.85,
      "CaO": 7.28,
      "P2O5": 0.01,
      "TiO2": 0.01,
      "ZrO2": 14.83,
      "Fe2O3": 0.05,
      "CuO": 1.78,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "soda feldspar",
        "amount": 34.0
      },
      {
        "material": "zircopax",
        "amount": 20.0
      },
      {
        "material": "dolomite",
        "amount": 14.0
      },
      {
        "material": "spodumene",
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      },
      {
        "material": "gerstley borate",
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      },
      {
        "material": "kaolin",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 2.5
      },
      {
        "material": "total",
        "amount": 102.5
      }
    ]
  },
  {
    "id": "67303",
    "chemical_composition": {
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      "MgO": 0.63,
      "CaO": 8.49,
      "P2O5": 0.02,
      "TiO2": 0.14,
      "Fe2O3": 0.2,
      "ZnO": 4.26,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "soda feldspar",
        "amount": 40.0
      },
      {
        "material": "silica",
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      },
      {
        "material": "gerstley borate",
        "amount": 16.0
      },
      {
        "material": "ball clay",
        "amount": 12.0
      },
      {
        "material": "wollastonite",
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      },
      {
        "material": "zinc oxide",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "67305",
    "chemical_composition": {
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      "CaO": 14.43,
      "ZrO2": 12.06,
      "CuO": 1.6,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "soda feldspar",
        "amount": 30.0
      },
      {
        "material": "wollastonite",
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      },
      {
        "material": "zircopax",
        "amount": 18.0
      },
      {
        "material": "spodumene",
        "amount": 12.0
      },
      {
        "material": "kaolin",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 2.5
      },
      {
        "material": "total",
        "amount": 102.5
      }
    ]
  },
  {
    "id": "67306",
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      "K2O": 0.1,
      "MgO": 3.36,
      "CaO": 4.66,
      "TiO2": 0.11,
      "ZrO2": 16.05,
      "Fe2O3": 0.11,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "soda feldspar",
        "amount": 40.0
      },
      {
        "material": "zircopax",
        "amount": 22.0
      },
      {
        "material": "dolomite",
        "amount": 14.0
      },
      {
        "material": "spodumene",
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      },
      {
        "material": "ball clay",
        "amount": 10.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "67313",
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      "K2O": 0.16,
      "MgO": 0.61,
      "CaO": 13.33,
      "P2O5": 0.02,
      "TiO2": 0.12,
      "ZrO2": 14.01,
      "Fe2O3": 0.17,
      "CoO": 1.95,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "soda feldspar",
        "amount": 34.0
      },
      {
        "material": "wollastonite",
        "amount": 20.0
      },
      {
        "material": "zircopax",
        "amount": 20.0
      },
      {
        "material": "gerstley borate",
        "amount": 16.0
      },
      {
        "material": "ball clay",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "67315",
    "chemical_composition": {
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      "SiO2": 55.99,
      "Al2O3": 13.9,
      "B2O3": 2.2,
      "Na2O": 5.99,
      "K2O": 0.2,
      "MgO": 0.34,
      "CaO": 6.61,
      "P2O5": 0.01,
      "TiO2": 0.19,
      "ZrO2": 12.43,
      "Fe2O3": 0.22,
      "CoO": 1.92,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "soda feldspar",
        "amount": 46.0
      },
      {
        "material": "ball clay",
        "amount": 18.0
      },
      {
        "material": "zircopax",
        "amount": 18.0
      },
      {
        "material": "wollastonite",
        "amount": 10.0
      },
      {
        "material": "gerstley borate",
        "amount": 8.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "cobalt oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 48.97,
      "Al2O3": 11.3,
      "B2O3": 3.57,
      "Na2O": 6.34,
      "K2O": 0.11,
      "MgO": 3.41,
      "CaO": 6.67,
      "P2O5": 0.01,
      "TiO2": 0.08,
      "ZrO2": 19.41,
      "Fe2O3": 0.12,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "soda feldspar",
        "amount": 44.0
      },
      {
        "material": "zircopax",
        "amount": 26.0
      },
      {
        "material": "dolomite",
        "amount": 12.0
      },
      {
        "material": "gerstley borate",
        "amount": 12.0
      },
      {
        "material": "ball clay",
        "amount": 6.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "id": "67664",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.64,
      "Al2O3": 12.69,
      "B2O3": 3.79,
      "Na2O": 3.05,
      "K2O": 0.98,
      "MgO": 0.02,
      "CaO": 13.52,
      "P2O5": 0.05,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 21.5
      },
      {
        "material": "ep kaolin",
        "amount": 19.8
      },
      {
        "material": "minspar 200",
        "amount": 19.6
      },
      {
        "material": "wollastonite",
        "amount": 17.6
      },
      {
        "material": "ferro frit 3124",
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      },
      {
        "material": "ferro frit 3134",
        "amount": 10.0
      },
      {
        "material": "whiting",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "mason stain #6320 delft",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "72404",
    "chemical_composition": {
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      "SiO2": 49.37,
      "Al2O3": 14.63,
      "Li2O": 0.44,
      "Na2O": 5.28,
      "K2O": 2.54,
      "MgO": 0.08,
      "CaO": 0.4,
      "BaO": 24.96,
      "TiO2": 0.09,
      "Fe2O3": 0.14,
      "CuO": 2.07,
      "LOI": 0.0
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    "ingredients": [
      {
        "material": "nepheline syenite",
        "amount": 50.0
      },
      {
        "material": "barium carbonate",
        "amount": 30.0
      },
      {
        "material": "silica",
        "amount": 11.0
      },
      {
        "material": "ball clay",
        "amount": 8.0
      },
      {
        "material": "lithium carbonate",
        "amount": 1.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "copper carbonate",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 103.0
      }
    ]
  },
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    "id": "72407",
    "chemical_composition": {
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      "SiO2": 68.1,
      "Al2O3": 4.36,
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      "K2O": 0.03,
      "MgO": 10.65,
      "CaO": 15.56,
      "Fe2O3": 0.12,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "talc",
        "amount": 30.0
      },
      {
        "material": "silica",
        "amount": 25.0
      },
      {
        "material": "whiting",
        "amount": 25.0
      },
      {
        "material": "petalite",
        "amount": 20.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "bentonite",
        "amount": 3.0
      },
      {
        "material": "total",
        "amount": 103.0
      }
    ]
  },
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    "id": "72408",
    "chemical_composition": {
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      "CaO": 23.85,
      "Fe2O3": 0.02,
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      "LOI": 0.0
    },
    "ingredients": [
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        "material": "dolomite",
        "amount": 32.0
      },
      {
        "material": "silica",
        "amount": 20.0
      },
      {
        "material": "whiting",
        "amount": 15.0
      },
      {
        "material": "nepheline syenite",
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      },
      {
        "material": "kaolin",
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      },
      {
        "material": "zinc oxide",
        "amount": 7.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
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    "id": "72409",
    "chemical_composition": {
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      "SiO2": 52.75,
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      "CaO": 23.67,
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      "Fe2O3": 0.47,
      "CoO": 0.72,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "cornwall stone",
        "amount": 58.0
      },
      {
        "material": "whiting",
        "amount": 35.0
      },
      {
        "material": "kaolin",
        "amount": 7.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "rutile",
        "amount": 3.0
      },
      {
        "material": "cobalt carbonate",
        "amount": 1.0
      },
      {
        "material": "total",
        "amount": 104.0
      }
    ]
  },
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    "id": "73702",
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      "Al2O3": 11.67,
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      "CaO": 8.51,
      "P2O5": 0.02,
      "TiO2": 0.02,
      "Fe2O3": 0.13,
      "ZnO": 4.29,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "soda feldspar",
        "amount": 40.0
      },
      {
        "material": "silica",
        "amount": 21.0
      },
      {
        "material": "gerstley borate",
        "amount": 16.0
      },
      {
        "material": "wollastonite",
        "amount": 10.0
      },
      {
        "material": "grolleg kaolin",
        "amount": 8.0
      },
      {
        "material": "zinc oxide",
        "amount": 4.0
      },
      {
        "material": "total",
        "amount": 99.0
      }
    ]
  },
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    "id": "75035",
    "chemical_composition": {
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      "SiO2": 71.91,
      "Al2O3": 22.36,
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      "K2O": 1.98,
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      "CaO": 0.26,
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      "Fe2O3": 0.42,
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    },
    "ingredients": [
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        "material": "grolleg kaolin",
        "amount": 30.0
      },
      {
        "material": "silica",
        "amount": 30.0
      },
      {
        "material": "nepheline syenite",
        "amount": 25.0
      },
      {
        "material": "kentucky om #4 ball clay",
        "amount": 15.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "veegum t",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 102.0
      }
    ]
  },
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    "id": "78409",
    "chemical_composition": {
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      "SiO2": 64.04,
      "Al2O3": 10.69,
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      "K2O": 0.84,
      "MgO": 0.07,
      "CaO": 13.52,
      "TiO2": 0.01,
      "Cr2O3": 0.05,
      "Fe2O3": 0.17,
      "SnO2": 4.89,
      "LOI": 0.0
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    "ingredients": [
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        "material": "silica",
        "amount": 28.7
      },
      {
        "material": "grolleg kaolin",
        "amount": 23.7
      },
      {
        "material": "wollastonite",
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      },
      {
        "material": "ferro frit 3134",
        "amount": 15.7
      },
      {
        "material": "minspar 200",
        "amount": 10.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 5.0
      },
      {
        "material": "chrome oxide",
        "amount": 0.05
      },
      {
        "material": "total",
        "amount": 105.05
      }
    ]
  },
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    "id": "78410",
    "chemical_composition": {
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      "K2O": 0.96,
      "MgO": 0.06,
      "CaO": 17.4,
      "TiO2": 0.01,
      "Cr2O3": 0.05,
      "Fe2O3": 0.14,
      "SnO2": 4.87,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "wollastonite",
        "amount": 28.3
      },
      {
        "material": "ferro frit 3134",
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      },
      {
        "material": "grolleg kaolin",
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      },
      {
        "material": "silica",
        "amount": 17.2
      },
      {
        "material": "minspar 200",
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      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 5.0
      },
      {
        "material": "chrome oxide",
        "amount": 0.05
      },
      {
        "material": "total",
        "amount": 105.05
      }
    ]
  },
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    "id": "78411",
    "chemical_composition": {
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      "Al2O3": 12.98,
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      "Na2O": 3.95,
      "K2O": 1.22,
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      "CaO": 22.77,
      "TiO2": 0.01,
      "Cr2O3": 0.05,
      "Fe2O3": 0.18,
      "SnO2": 5.2,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "ferro frit 3134",
        "amount": 25.9
      },
      {
        "material": "grolleg kaolin",
        "amount": 23.5
      },
      {
        "material": "wollastonite",
        "amount": 18.1
      },
      {
        "material": "minspar 200",
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      },
      {
        "material": "whiting",
        "amount": 13.9
      },
      {
        "material": "silica",
        "amount": 1.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "tin oxide",
        "amount": 5.0
      },
      {
        "material": "chrome oxide",
        "amount": 0.05
      },
      {
        "material": "total",
        "amount": 105.05
      }
    ]
  },
  {
    "id": "80968",
    "chemical_composition": {
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      "SiO2": 58.57,
      "Al2O3": 12.83,
      "B2O3": 8.39,
      "Na2O": 4.07,
      "K2O": 0.46,
      "MgO": 0.02,
      "CaO": 15.33,
      "P2O5": 0.06,
      "TiO2": 0.09,
      "Fe2O3": 0.18,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ferro frit 3124",
        "amount": 27.67
      },
      {
        "material": "ep kaolin",
        "amount": 21.29
      },
      {
        "material": "silica",
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      },
      {
        "material": "ferro frit 3134",
        "amount": 16.99
      },
      {
        "material": "whiting",
        "amount": 12.0
      },
      {
        "material": "minspar 200",
        "amount": 3.86
      },
      {
        "material": "total",
        "amount": 100.0
      },
      {
        "material": "specific gravity",
        "amount": 148.0
      }
    ]
  },
  {
    "id": "90440",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 62.26,
      "Al2O3": 14.39,
      "B2O3": 2.82,
      "Na2O": 4.22,
      "K2O": 2.16,
      "MgO": 0.38,
      "CaO": 13.15,
      "TiO2": 0.0,
      "Fe2O3": 0.62,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 44.2
      },
      {
        "material": "wollastonite",
        "amount": 19.4
      },
      {
        "material": "grolleg kaolin",
        "amount": 15.2
      },
      {
        "material": "ferro frit 3134",
        "amount": 12.1
      },
      {
        "material": "silica",
        "amount": 7.6
      },
      {
        "material": "dolomite",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
  {
    "id": "90442",
    "chemical_composition": {
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      "SiO2": 61.4,
      "Al2O3": 14.21,
      "B2O3": 2.8,
      "Na2O": 4.16,
      "K2O": 2.12,
      "MgO": 0.38,
      "CaO": 10.21,
      "TiO2": 0.0,
      "Fe2O3": 0.62,
      "ZnO": 4.09,
      "LOI": 0.0
    },
    "ingredients": [
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        "material": "minspar 200",
        "amount": 43.5
      },
      {
        "material": "grolleg kaolin",
        "amount": 15.1
      },
      {
        "material": "wollastonite",
        "amount": 13.5
      },
      {
        "material": "ferro frit 3134",
        "amount": 12.0
      },
      {
        "material": "silica",
        "amount": 10.4
      },
      {
        "material": "zinc oxide",
        "amount": 4.0
      },
      {
        "material": "dolomite",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.5
      }
    ]
  },
  {
    "id": "90443",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.4,
      "Al2O3": 14.21,
      "B2O3": 2.8,
      "Na2O": 4.16,
      "K2O": 2.12,
      "MgO": 0.38,
      "CaO": 10.21,
      "TiO2": 0.0,
      "Fe2O3": 0.62,
      "ZnO": 4.09,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 43.5
      },
      {
        "material": "grolleg kaolin",
        "amount": 15.1
      },
      {
        "material": "wollastonite",
        "amount": 13.5
      },
      {
        "material": "ferro frit 3134",
        "amount": 12.0
      },
      {
        "material": "silica",
        "amount": 10.4
      },
      {
        "material": "zinc oxide",
        "amount": 4.0
      },
      {
        "material": "dolomite",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 0.5
      },
      {
        "material": "silicon carbide",
        "amount": 0.2
      },
      {
        "material": "total",
        "amount": 100.7
      }
    ]
  },
  {
    "id": "90630",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.68,
      "Al2O3": 14.27,
      "B2O3": 2.8,
      "Na2O": 4.18,
      "K2O": 2.13,
      "MgO": 0.38,
      "CaO": 11.19,
      "TiO2": 0.0,
      "Fe2O3": 0.62,
      "ZnO": 2.74,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 43.73
      },
      {
        "material": "wollastonite",
        "amount": 15.47
      },
      {
        "material": "grolleg kaolin",
        "amount": 15.13
      },
      {
        "material": "ferro frit 3134",
        "amount": 12.03
      },
      {
        "material": "silica",
        "amount": 9.47
      },
      {
        "material": "zinc oxide",
        "amount": 2.68
      },
      {
        "material": "dolomite",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.01
      },
      {
        "material": "red iron oxide",
        "amount": 0.5
      },
      {
        "material": "silicon carbide",
        "amount": 0.15
      },
      {
        "material": "total",
        "amount": 100.66
      }
    ]
  },
  {
    "id": "90751",
    "chemical_composition": {
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      "SiO2": 61.4,
      "Al2O3": 14.21,
      "B2O3": 2.8,
      "Na2O": 4.16,
      "K2O": 2.12,
      "MgO": 0.38,
      "CaO": 10.21,
      "TiO2": 0.0,
      "Fe2O3": 0.62,
      "ZnO": 4.09,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 43.5
      },
      {
        "material": "grolleg kaolin",
        "amount": 15.1
      },
      {
        "material": "wollastonite",
        "amount": 13.5
      },
      {
        "material": "ferro frit 3134",
        "amount": 12.0
      },
      {
        "material": "silica",
        "amount": 10.4
      },
      {
        "material": "zinc oxide",
        "amount": 4.0
      },
      {
        "material": "dolomite",
        "amount": 1.5
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 0.5
      },
      {
        "material": "silicon carbide",
        "amount": 0.15
      },
      {
        "material": "total",
        "amount": 100.65
      }
    ]
  },
  {
    "id": "91162",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.41,
      "Al2O3": 14.22,
      "B2O3": 2.8,
      "Na2O": 4.17,
      "K2O": 2.13,
      "MgO": 0.05,
      "CaO": 10.64,
      "TiO2": 0.0,
      "Fe2O3": 0.52,
      "ZnO": 4.06,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 43.8
      },
      {
        "material": "wollastonite",
        "amount": 15.4
      },
      {
        "material": "grolleg kaolin",
        "amount": 15.2
      },
      {
        "material": "ferro frit 3134",
        "amount": 12.1
      },
      {
        "material": "silica",
        "amount": 9.5
      },
      {
        "material": "zinc oxide",
        "amount": 4.0
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "red iron oxide",
        "amount": 0.4
      },
      {
        "material": "silicon carbide",
        "amount": 0.12
      },
      {
        "material": "total",
        "amount": 100.52
      }
    ]
  },
  {
    "id": "92213",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 58.8,
      "Al2O3": 13.56,
      "B2O3": 2.11,
      "Na2O": 4.86,
      "K2O": 2.58,
      "MgO": 0.02,
      "CaO": 12.4,
      "TiO2": 0.0,
      "Fe2O3": 0.46,
      "ZnO": 5.21,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 59.62
      },
      {
        "material": "wollastonite",
        "amount": 19.96
      },
      {
        "material": "ferro frit 3134",
        "amount": 9.2
      },
      {
        "material": "grolleg kaolin",
        "amount": 6.03
      },
      {
        "material": "zinc oxide",
        "amount": 5.18
      },
      {
        "material": "total base recipe",
        "amount": 99.99
      },
      {
        "material": "red iron oxide",
        "amount": 0.4
      },
      {
        "material": "silicon carbide",
        "amount": 0.15
      },
      {
        "material": "total",
        "amount": 100.54
      },
      {
        "material": "specific gravity",
        "amount": 155.0
      }
    ]
  },
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    "id": "111067",
    "chemical_composition": {
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      "SiO2": 45.37,
      "Al2O3": 11.95,
      "B2O3": 2.42,
      "Na2O": 4.53,
      "K2O": 0.16,
      "MgO": 2.7,
      "CaO": 6.23,
      "P2O5": 0.03,
      "TiO2": 6.36,
      "ZrO2": 10.02,
      "Fe2O3": 4.95,
      "ZnO": 5.26,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "soda feldspar",
        "amount": 33.0
      },
      {
        "material": "ferro frit 3124",
        "amount": 20.0
      },
      {
        "material": "zircopax",
        "amount": 17.0
      },
      {
        "material": "dolomite",
        "amount": 14.0
      },
      {
        "material": "ep kaolin",
        "amount": 14.0
      },
      {
        "material": "rutile",
        "amount": 8.0
      },
      {
        "material": "silica",
        "amount": 6.0
      },
      {
        "material": "zinc oxide",
        "amount": 6.0
      },
      {
        "material": "red iron oxide",
        "amount": 5.0
      },
      {
        "material": "total",
        "amount": 123.0
      }
    ]
  },
  {
    "id": "111070",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 56.12,
      "Al2O3": 12.75,
      "B2O3": 8.25,
      "Na2O": 3.46,
      "K2O": 1.56,
      "MgO": 1.13,
      "CaO": 11.34,
      "P2O5": 0.07,
      "TiO2": 2.79,
      "Fe2O3": 2.53,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 33.1
      },
      {
        "material": "gerstley borate",
        "amount": 30.8
      },
      {
        "material": "silica",
        "amount": 20.4
      },
      {
        "material": "ep kaolin",
        "amount": 15.8
      },
      {
        "material": "whiting",
        "amount": 8.6
      },
      {
        "material": "rutile",
        "amount": 3.0
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "red iron oxide",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 115.7
      }
    ]
  },
  {
    "id": "113617",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 60.13,
      "Al2O3": 13.08,
      "B2O3": 7.6,
      "Na2O": 3.96,
      "K2O": 0.62,
      "MgO": 0.02,
      "CaO": 12.89,
      "SrO": 1.39,
      "P2O5": 0.06,
      "TiO2": 0.08,
      "Fe2O3": 0.17,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "ferro frit 3124",
        "amount": 29.03
      },
      {
        "material": "ep kaolin",
        "amount": 20.32
      },
      {
        "material": "silica",
        "amount": 19.14
      },
      {
        "material": "ferro frit 3134",
        "amount": 13.28
      },
      {
        "material": "whiting",
        "amount": 9.07
      },
      {
        "material": "minspar 200",
        "amount": 7.33
      },
      {
        "material": "strontium carbonate",
        "amount": 1.83
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "118118",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 62.09,
      "Al2O3": 7.02,
      "B2O3": 3.89,
      "Na2O": 2.9,
      "K2O": 3.7,
      "MgO": 1.36,
      "CaO": 10.99,
      "TiO2": 2.7,
      "Fe2O3": 0.41,
      "CuO": 1.93,
      "ZnO": 3.0,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "custer feldspar",
        "amount": 34.41
      },
      {
        "material": "silica",
        "amount": 26.05
      },
      {
        "material": "ferro frit 3134",
        "amount": 15.98
      },
      {
        "material": "whiting",
        "amount": 9.49
      },
      {
        "material": "dolomite",
        "amount": 5.63
      },
      {
        "material": "copper carbonate",
        "amount": 2.81
      },
      {
        "material": "rutile",
        "amount": 2.81
      },
      {
        "material": "zinc oxide",
        "amount": 2.81
      },
      {
        "material": "total base recipe",
        "amount": 99.99
      },
      {
        "material": "bentonite",
        "amount": 2.0
      },
      {
        "material": "total",
        "amount": 101.99
      }
    ]
  },
  {
    "id": "121106",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 66.09,
      "Al2O3": 13.86,
      "Na2O": 2.51,
      "K2O": 1.92,
      "MgO": 0.6,
      "CaO": 14.21,
      "TiO2": 0.01,
      "Fe2O3": 0.8,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "minspar 200",
        "amount": 38.03
      },
      {
        "material": "wollastonite",
        "amount": 26.51
      },
      {
        "material": "grolleg kaolin",
        "amount": 18.22
      },
      {
        "material": "silica",
        "amount": 17.14
      },
      {
        "material": "dolomite",
        "amount": 2.48
      },
      {
        "material": "red iron oxide",
        "amount": 0.68
      },
      {
        "material": "total",
        "amount": 103.06
      }
    ]
  },
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    "id": "121119",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 65.94,
      "Al2O3": 14.72,
      "Na2O": 0.78,
      "K2O": 3.15,
      "MgO": 0.7,
      "CaO": 13.51,
      "P2O5": 0.4,
      "TiO2": 0.1,
      "Fe2O3": 0.7,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "wollastonite",
        "amount": 26.19
      },
      {
        "material": "mahavir potash feldspar",
        "amount": 23.91
      },
      {
        "material": "silica",
        "amount": 20.93
      },
      {
        "material": "grolleg kaolin",
        "amount": 15.47
      },
      {
        "material": "glomax ll calcined kaolin",
        "amount": 10.14
      },
      {
        "material": "talc",
        "amount": 1.9
      },
      {
        "material": "bone ash",
        "amount": 0.92
      },
      {
        "material": "red iron oxide",
        "amount": 0.54
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "121943",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 57.59,
      "Al2O3": 9.77,
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      "K2O": 0.62,
      "MgO": 4.13,
      "CaO": 15.38,
      "P2O5": 0.09,
      "TiO2": 0.7,
      "MnO": 0.14,
      "Fe2O3": 9.43,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 66.35
      },
      {
        "material": "silica",
        "amount": 19.08
      },
      {
        "material": "whiting",
        "amount": 14.57
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "121944",
    "chemical_composition": {
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      "SiO2": 62.61,
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      "Na2O": 2.13,
      "K2O": 0.65,
      "MgO": 4.12,
      "CaO": 7.38,
      "P2O5": 0.11,
      "TiO2": 0.73,
      "MnO": 0.14,
      "Fe2O3": 9.43,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 69.17
      },
      {
        "material": "silica",
        "amount": 21.56
      },
      {
        "material": "ep kaolin",
        "amount": 7.79
      },
      {
        "material": "whiting",
        "amount": 1.48
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "121945",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 60.83,
      "Al2O3": 12.32,
      "Na2O": 2.14,
      "K2O": 0.65,
      "MgO": 4.14,
      "CaO": 9.46,
      "P2O5": 0.11,
      "TiO2": 0.73,
      "MnO": 0.14,
      "Fe2O3": 9.48,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 68.65
      },
      {
        "material": "silica",
        "amount": 19.87
      },
      {
        "material": "ep kaolin",
        "amount": 6.54
      },
      {
        "material": "whiting",
        "amount": 4.94
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "121946",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.01,
      "Al2O3": 11.92,
      "Na2O": 2.15,
      "K2O": 0.65,
      "MgO": 4.17,
      "CaO": 11.6,
      "P2O5": 0.11,
      "TiO2": 0.73,
      "MnO": 0.14,
      "Fe2O3": 9.53,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 68.13
      },
      {
        "material": "silica",
        "amount": 18.18
      },
      {
        "material": "whiting",
        "amount": 8.41
      },
      {
        "material": "ep kaolin",
        "amount": 5.28
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "121947",
    "chemical_composition": {
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      "SiO2": 57.13,
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      "K2O": 0.65,
      "MgO": 4.19,
      "CaO": 13.79,
      "P2O5": 0.11,
      "TiO2": 0.73,
      "MnO": 0.15,
      "Fe2O3": 9.58,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 67.61
      },
      {
        "material": "silica",
        "amount": 16.49
      },
      {
        "material": "whiting",
        "amount": 11.87
      },
      {
        "material": "ep kaolin",
        "amount": 4.03
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "121949",
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      "SiO2": 59.72,
      "Al2O3": 13.48,
      "Na2O": 2.39,
      "K2O": 0.72,
      "MgO": 4.63,
      "CaO": 7.35,
      "P2O5": 0.12,
      "TiO2": 0.81,
      "MnO": 0.16,
      "Fe2O3": 10.6,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 78.45
      },
      {
        "material": "silica",
        "amount": 14.89
      },
      {
        "material": "ep kaolin",
        "amount": 6.67
      },
      {
        "material": "total",
        "amount": 100.01
      }
    ]
  },
  {
    "id": "121950",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 63.16,
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      "Na2O": 2.34,
      "K2O": 0.68,
      "MgO": 4.53,
      "CaO": 7.19,
      "P2O5": 0.1,
      "TiO2": 0.77,
      "MnO": 0.16,
      "Fe2O3": 10.34,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 77.67
      },
      {
        "material": "silica",
        "amount": 22.33
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "121951",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 53.99,
      "Al2O3": 15.8,
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      "Na2O": 3.02,
      "K2O": 0.63,
      "MgO": 3.8,
      "CaO": 10.65,
      "P2O5": 0.13,
      "TiO2": 0.71,
      "MnO": 0.13,
      "Fe2O3": 8.76,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 62.0
      },
      {
        "material": "ep kaolin",
        "amount": 16.88
      },
      {
        "material": "ferro frit 3134",
        "amount": 9.88
      },
      {
        "material": "silica",
        "amount": 6.88
      },
      {
        "material": "whiting",
        "amount": 4.37
      },
      {
        "material": "total",
        "amount": 100.01
      }
    ]
  },
  {
    "id": "121953",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 58.98,
      "Al2O3": 10.07,
      "B2O3": 2.56,
      "Na2O": 2.98,
      "K2O": 0.55,
      "MgO": 3.57,
      "CaO": 12.29,
      "P2O5": 0.09,
      "TiO2": 0.62,
      "MnO": 0.12,
      "Fe2O3": 8.16,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 58.9
      },
      {
        "material": "silica",
        "amount": 19.27
      },
      {
        "material": "ferro frit 3134",
        "amount": 10.7
      },
      {
        "material": "whiting",
        "amount": 7.53
      },
      {
        "material": "ep kaolin",
        "amount": 3.6
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "121954",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 47.18,
      "Al2O3": 17.24,
      "B2O3": 3.02,
      "Na2O": 3.1,
      "K2O": 0.59,
      "MgO": 3.39,
      "CaO": 16.71,
      "P2O5": 0.14,
      "TiO2": 0.66,
      "MnO": 0.12,
      "Fe2O3": 7.86,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 52.4
      },
      {
        "material": "ep kaolin",
        "amount": 21.7
      },
      {
        "material": "whiting",
        "amount": 14.0
      },
      {
        "material": "ferro frit 3134",
        "amount": 11.9
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "121955",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 58.09,
      "Al2O3": 13.09,
      "Na2O": 2.32,
      "K2O": 0.7,
      "MgO": 4.5,
      "CaO": 9.93,
      "P2O5": 0.12,
      "TiO2": 0.79,
      "MnO": 0.16,
      "Fe2O3": 10.3,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 74.63
      },
      {
        "material": "silica",
        "amount": 14.26
      },
      {
        "material": "ep kaolin",
        "amount": 6.33
      },
      {
        "material": "whiting",
        "amount": 4.78
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "121956",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.86,
      "Al2O3": 10.13,
      "Na2O": 2.21,
      "K2O": 0.65,
      "MgO": 4.29,
      "CaO": 12.11,
      "P2O5": 0.1,
      "TiO2": 0.73,
      "MnO": 0.15,
      "Fe2O3": 9.78,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 70.56
      },
      {
        "material": "silica",
        "amount": 20.44
      },
      {
        "material": "whiting",
        "amount": 9.0
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "121957",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 54.56,
      "Al2O3": 15.81,
      "Na2O": 2.37,
      "K2O": 0.74,
      "MgO": 4.59,
      "CaO": 10.27,
      "P2O5": 0.14,
      "TiO2": 0.83,
      "MnO": 0.16,
      "Fe2O3": 10.54,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 75.15
      },
      {
        "material": "ep kaolin",
        "amount": 12.67
      },
      {
        "material": "silica",
        "amount": 7.13
      },
      {
        "material": "whiting",
        "amount": 5.06
      },
      {
        "material": "total",
        "amount": 100.01
      }
    ]
  },
  {
    "id": "121960",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 61.04,
      "Al2O3": 12.37,
      "Na2O": 2.15,
      "K2O": 0.65,
      "MgO": 5.21,
      "CaO": 8.06,
      "P2O5": 0.11,
      "TiO2": 0.73,
      "MnO": 0.14,
      "Fe2O3": 9.53,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "pioneer valley basalt",
        "amount": 68.98
      },
      {
        "material": "silica",
        "amount": 19.88
      },
      {
        "material": "ep kaolin",
        "amount": 6.54
      },
      {
        "material": "dolomite",
        "amount": 4.6
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "126620",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 49.38,
      "Al2O3": 13.71,
      "Na2O": 1.93,
      "K2O": 7.89,
      "MgO": 0.39,
      "CaO": 1.09,
      "TiO2": 0.06,
      "MnO2": 19.52,
      "Fe2O3": 1.11,
      "CoO": 0.49,
      "CuO": 4.44,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "manganese dioxide",
        "amount": 21.5
      },
      {
        "material": "albany slip discontinued",
        "amount": 13.75
      },
      {
        "material": "black copper oxide",
        "amount": 4.25
      },
      {
        "material": "cobalt oxide",
        "amount": 0.5
      },
      {
        "material": "total",
        "amount": 100.0
      }
    ]
  },
  {
    "id": "404632",
    "chemical_composition": {
      "Amt.": 0.0,
      "SiO2": 59.6,
      "Al2O3": 13.66,
      "Na2O": 1.98,
      "K2O": 1.01,
      "MgO": 0.04,
      "CaO": 11.43,
      "P2O5": 0.06,
      "TiO2": 4.57,
      "Fe2O3": 0.25,
      "CoO": 1.52,
      "CuO": 0.27,
      "ZnO": 4.01,
      "SnO2": 1.6,
      "LOI": 0.0
    },
    "ingredients": [
      {
        "material": "silica",
        "amount": 34.83
      },
      {
        "material": "ep kaolin",
        "amount": 23.0
      },
      {
        "material": "nepheline syenite",
        "amount": 19.17
      },
      {
        "material": "whiting",
        "amount": 19.17
      },
      {
        "material": "zinc oxide",
        "amount": 3.83
      },
      {
        "material": "total base recipe",
        "amount": 100.0
      },
      {
        "material": "titanium dioxide",
        "amount": 3.83
      },
      {
        "material": "cobalt carbonate",
        "amount": 2.3
      },
      {
        "material": "tin oxide",
        "amount": 1.53
      },
      {
        "material": "rutile",
        "amount": 0.5
      },
      {
        "material": "copper carbonate",
        "amount": 0.4
      },
      {
        "material": "total",
        "amount": 108.56
      }
    ]
  }
]