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Tengchongite Mineral Data
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General Tengchongite Information
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 Chemical Formula: |
CaU++++++6Mo++++++2O25•12(H2O) |
| Composition: |
Molecular Weight = 2,276.30 gm |
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Calcium 1.76 % Ca 2.46 % CaO |
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Uranium 62.74 % U 75.39 % UO3 |
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Molybdenum 8.43 % Mo 12.65 % MoO3 |
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Hydrogen 1.06 % H 9.50 % H2O |
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Oxygen 26.01 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
CaU6Mo2O25•12(H2O) |
| Environment: |
In the oxidized portions of a uranium deposit in migmatite and gneiss. |
| IMA Status: |
Approved IMA 1986 |
| Locality: |
Tongbiguan village, Tengchong Co., Yunnan Province, China. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Tengchongite + Pronunciation  |
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