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Akaganeite Mineral Data
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General Akaganeite Information
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 Chemical Formula: |
Fe+++(O,OH,Cl) |
| Composition: |
Molecular Weight = 761.37 gm |
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Iron 55.75 % Fe 79.70 % Fe2O3 |
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Nickel 3.08 % Ni 3.92 % NiO |
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Hydrogen 1.28 % H 11.48 % H2O |
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Chlorine 6.05 % Cl 6.05 % Cl |
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- %
Cl -1.37 % -O=Cl2 |
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Oxygen 33.83 % O |
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______ ______ |
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100.00 % 99.79 % = TOTAL OXIDE |
| Empirical Formula: |
Fe3+7.6Ni0.4O6.4(OH)9.7Cl1.3 |
| Environment: |
Apparently formed from pyrrhotite by ferric-sulfate-bearing solutions. Transforms to hematite at 290 to 310 Deg. C. |
| IMA Status: |
Approved IMA 1961 |
| Locality: |
Akagane mine, Iwate Prefecture, Japan. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Akaganeite + Pronunciation  |
| Synonym: |
ICSD 69606 |
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PDF 42-1315 |
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