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Creaseyite Mineral Data
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General Creaseyite Information
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 Chemical Formula: |
Pb2Cu2(Fe+++,Al)2Si5O17•6(H2O) |
| Composition: |
Molecular Weight = 1,166.48 gm |
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Aluminum 0.58 % Al 1.09 % Al2O3 |
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Iron 8.38 % Fe 11.98 % Fe2O3 |
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Copper 10.90 % Cu 13.64 % CuO |
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Silicon 12.04 % Si 25.75 % SiO2 |
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Hydrogen 1.04 % H 9.27 % H2O |
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Lead 35.53 % Pb 38.27 % PbO |
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Oxygen 31.55 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Pb2Cu2Fe3+1.75Al0.25Si5O17•6(H2O) |
| Environment: |
Found in the oxidation zones. |
| IMA Status: |
Approved IMA 1975 |
| Locality: |
Mammoth mine, Tiger, Pinal County, Arizona, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for S. C. Creasey (1917-), in recognition of his studies of the Mammoth-St. Anthony mine. |
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