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Parnauite Mineral Data
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General Parnauite Information
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 Chemical Formula: |
Cu9(AsO4)2(SO4)(OH)10•7(H2O) |
| Composition: |
Molecular Weight = 1,242.00 gm |
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Copper 46.05 % Cu 51.84 % Cu2O |
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Arsenic 12.06 % As 18.51 % As2O5 |
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Hydrogen 1.95 % H 17.41 % H2O |
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Sulfur 2.58 % S 6.45 % SO3 |
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Oxygen 37.36 % O |
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______ ______ |
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100.00 % 94.20 % = TOTAL OXIDE |
| Empirical Formula: |
Cu9(AsO4)2(SO4)(OH)10•7(H2O) |
| IMA Status: |
Approved IMA 1978 |
| Locality: |
Majuba Hill mine, Pershing County, Nevada, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for John L. Parnau (1906-1990), U.S. Mineral collector who discovered the mineral. |
| Name Pronunciation: |
Parnauite + Pronunciation  |
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