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Nissonite Mineral Data
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General Nissonite Information
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 Chemical Formula: |
Cu2Mg2(PO4)2(OH)2•5(H2O) |
| Composition: |
Molecular Weight = 489.74 gm |
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Magnesium 9.93 % Mg 16.46 % MgO |
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Copper 25.95 % Cu 32.49 % CuO |
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Phosphorus 12.65 % P 28.98 % P2O5 |
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Hydrogen 2.47 % H 22.07 % H2O |
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Oxygen 49.00 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Cu2Mg2(PO4)2(OH)2•5(H2O) |
| Environment: |
Rare mineral in a copper prospect. |
| IMA Status: |
Approved IMA 1966 |
| Locality: |
Llanada copper mine, 4 miles NNE of Llanada, San Benito Co., California. Link to MinDat.org Location Data. |
| Name Origin: |
Named for William H. Nisson (1912-1965), amateur mineralogist, mineral collector and dealer, of Petaluma, California, USA. |
| Name Pronunciation: |
Nissonite + Pronunciation  |
| Synonym: |
ICSD 69386 |
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PDF 40-478 |
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