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Voltaite Mineral Data
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General Voltaite Information
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 Chemical Formula: |
K2Fe++5Fe+++3Al(SO4)12•18(H2O) |
| Composition: |
Molecular Weight = 2,028.99 gm |
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Potassium 3.85 % K 4.64 % K2O |
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Aluminum 1.33 % Al 2.51 % Al2O3 |
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Iron 22.02 % Fe 17.70 % FeO / 11.81 % Fe2O3 |
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Hydrogen 1.79 % H 15.98 % H2O |
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Sulfur 18.96 % S 47.35 % SO3 |
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Oxygen 52.04 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
K2Fe2+5Fe3+3Al(SO4)12•18(H2O) |
| Environment: |
Solfatara and fumaroles associated with volcanic activity and continental evaporite deposits. |
| IMA Status: |
Valid Species (Pre-IMA) 1841 |
| Locality: |
Pozzuoli near Naples, Italy. Link to MinDat.org Location Data. |
| Name Origin: |
Named after the Italian physicist, Alessandro G. A. A. Volta (1745-1841). |
| Name Pronunciation: |
Voltaite  |
| Synonym: |
ICSD 9254 |
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Monsmedite |
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PDF 20-1388 |
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