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Vyacheslavite Mineral Data
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General Vyacheslavite Information
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 Chemical Formula: |
U++++(PO4)(OH)•2.5(H2O) |
| Composition: |
Molecular Weight = 395.05 gm |
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Uranium 60.25 % U 68.35 % UO2 |
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Phosphorus 7.84 % P 17.97 % P2O5 |
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Hydrogen 1.53 % H 13.68 % H2O |
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Oxygen 30.38 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
U(PO4)(OH)•2.5(H2O) |
| Environment: |
Found on quartz crystals associated with octahedral pyrite. |
| IMA Status: |
Approved IMA 1984 |
| Locality: |
Uzbekistan. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Vyacheslav Gavilovich Melkov (1911-1991), Russian mineralogist. |
| Name Pronunciation: |
Vyacheslavite + Pronunciation  |
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