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Copiapite Mineral Data
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General Copiapite Information
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Chemical Formula: |
Fe++Fe+++4(SO4)6(OH)2•20(H2O) |
Composition: |
Molecular Weight = 1,249.94 gm |
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Iron 22.34 % Fe 5.75 % FeO / 25.55 % Fe2O3 |
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Hydrogen 3.39 % H 30.27 % H2O |
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Sulfur 15.39 % S 38.43 % SO3 |
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Oxygen 58.88 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Fe2+Fe3+4(SO4)6(OH)2•20(H2O) |
Environment: |
Oxidized iron sulfide deposits. |
IMA Status: |
Valid Species (Pre-IMA) 1833 |
Locality: |
Copiapo, Chile. Link to MinDat.org Location Data. |
Name Origin: |
Named after its locality. |
Name Pronunciation: |
Copiapite + Pronunciation |
Synonym: |
ICSD 10276 |
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Janosite |
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Misy |
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PDF 35-583 |
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