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Phaunouxite Mineral Data
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General Phaunouxite Information
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 Chemical Formula: |
Ca3(AsO4)•11(H2O) |
| Composition: |
Molecular Weight = 596.24 gm |
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Calcium 20.17 % Ca 28.22 % CaO |
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Arsenic 25.13 % As 38.55 % As2O5 |
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Hydrogen 3.72 % H 33.24 % H2O |
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Oxygen 50.98 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Ca3(AsO4)2•11(H2O) |
| Environment: |
Rare post-mine low-temperature reaction product of carbonate gangue with arsenical solutions |
| IMA Status: |
Approved IMA 1982 |
| Locality: |
Gabe-Gottes mine, Rauenthal, near Sainte-Marie-aux-Mines, Haut-Rhin, France. Link to MinDat.org Location Data. |
| Name Origin: |
Named from Phaunoux, the French name for the Rauenthal Valley, France, within which the mineral was first found. |
| Name Pronunciation: |
Phaunouxite + Pronunciation  |
| Synonym: |
ICSD 36046 |
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PDF 41-581 |
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