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Ningyoite Mineral Data
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General Ningyoite Information
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 Chemical Formula: |
(U,Ca,Ce)2(PO4)2•1-2(H2O) |
| Composition: |
Molecular Weight = 554.67 gm |
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Calcium 4.34 % Ca 6.07 % CaO |
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Cerium 5.05 % Ce 5.92 % Ce2O3 |
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Uranium 51.50 % U 58.42 % UO2 |
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Phosphorus 11.17 % P 25.59 % P2O5 |
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Hydrogen 0.55 % H 4.87 % H2O |
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Oxygen 27.40 % O |
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______ ______ |
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100.00 % 100.87 % = TOTAL OXIDE |
| Empirical Formula: |
2(U0.6)2(Ca0.3)2(Ce0.1)(PO4)2•1.5(H2O) |
| Environment: |
Principal uranium mineral, as coatings and filling cavities in a carbonaceous conglomerate |
| IMA Status: |
Approved IMA 1959 |
| Locality: |
Ningyo-Toge uranium mine, Tottori Prefecture, Japan. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Ningyo Pass, Japan, where the mine in which the mineral was first found is located. |
| Name Pronunciation: |
Ningyoite + Pronunciation  |
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