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Coquimbite Mineral Data
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General Coquimbite Information
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 Chemical Formula: |
Fe+++2(SO4)3•9(H2O) |
| Composition: |
Molecular Weight = 562.02 gm |
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Iron 19.87 % Fe 28.41 % Fe2O3 |
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Hydrogen 3.23 % H 28.85 % H2O |
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Sulfur 17.12 % S 42.74 % SO3 |
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Oxygen 59.78 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Fe3+2(SO4)3•9(H2O) |
| Environment: |
Water soluble efflorescence commonly produced by mine fires or other oxidation with iron sulfide minerals. Dimorphous with paracoquimbite. |
| IMA Status: |
Valid Species (Pre-IMA) 1841 |
| Locality: |
Coquimbo province, Chile. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Coquimbite + Pronunciation  |
| Synonym: |
ICSD 15182 |
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PDF 44-1425 |
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