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Barnesite Mineral Data
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General Barnesite Information
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 Chemical Formula: |
Na2V6O16•3(H2O) |
| Composition: |
Molecular Weight = 661.66 gm |
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Sodium 6.95 % Na 9.37 % Na2O |
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Vanadium 46.19 % V 82.46 % V2O5 |
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Hydrogen 0.91 % H 8.17 % H2O |
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Oxygen 45.94 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Na2V5+6O16•3(H2O) |
| Environment: |
In small cavities and fractures and as interstitial filling in sandstone in the oxidized zone of a vanadiferous uranium deposit. |
| IMA Status: |
Approved IMA 1963 |
| Locality: |
Cactus Rat mine group, Yellow Cat district, 24 km southeast of Thompson, Grand Co., Utah. Link to MinDat.org Location Data. |
| Name Origin: |
Named for William H. Barnes (1903- ), National Research Council of Canada, Ottawa, Canada, authority on the crystallography of many vanadium minerals. |
| Name Pronunciation: |
Barnesite + Pronunciation  |
| Synonym: |
ICSD 15751 |
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PDF 16-601 |
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