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Riomarinaite Mineral Data
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General Riomarinaite Information
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 Chemical Formula: |
Bi(OH)SO4•H2O |
| Composition: |
Molecular Weight = 345.49 gm |
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Bismuth 61.70 % Bi 68.78 % Bi2O3 |
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Hydrogen 0.77 % H 6.88 % H2O |
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Sulfur 9.75 % S 24.33 % SO3 |
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Oxygen 27.79 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Bi1.02H2.64S1.05O6 |
| Environment: |
Occurs on weathered and corroded pyrite probably derived from the breakdown of primary bismuthinite and cosalite. Second natural bismuth sulfate. |
| IMA Status: |
Approved IMA 2000 (Dana # Added) |
| Locality: |
Falcacci mine, Rio Marina iron mine, Elba Island, Toscana (Tuscany), Italy Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality |
| Synonym: |
IMA2000-004 |
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