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Hydromolysite Mineral Data
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General Hydromolysite Information
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 Chemical Formula: |
FeCl3•6(H2O) |
| Composition: |
Molecular Weight = 270.30 gm |
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Iron 20.66 % Fe 29.54 % Fe2O3 |
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Hydrogen 4.47 % H 39.99 % H2O |
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Chlorine 39.35 % Cl 39.35 % Cl |
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- %
Cl -8.88 % -O=Cl2 |
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Oxygen 35.52 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Fe3+Cl3•6(H2O) |
| Environment: |
Sea water alteration of pyrite. |
| IMA Status: |
Discredited IMA 1968 |
| Locality: |
Rio Marina, Elba, Italy. Link to MinDat.org Location Data. |
| Name Origin: |
Named in 1965 for the composition. |
| Name Pronunciation: |
Hydromolysite + Pronunciation  |
| Synonym: |
Discredited |
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ICSD 30453 |
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PDF 33-645 |
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