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Walpurgite Mineral Data
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General Walpurgite Information
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 Chemical Formula: |
Bi4(UO2)(AsO4)2O4•2(H2O) |
| Composition: |
Molecular Weight = 1,483.82 gm |
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Uranium 16.04 % U 18.20 % UO2 |
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Bismuth 56.34 % Bi 62.81 % Bi2O3 |
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Arsenic 10.10 % As 15.49 % As2O5 |
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Hydrogen 0.27 % H 2.43 % H2O |
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Oxygen 17.25 % O |
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______ ______ |
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100.00 % 98.92 % = TOTAL OXIDE |
| Empirical Formula: |
Bi4(UO2)(AsO4)2O4•2(H2O) |
| Environment: |
Oxidized polymetallic ore deposit. |
| IMA Status: |
Valid Species (Pre-IMA) 1871 |
| Locality: |
Walpurgis vein, Weisse Hirsch mine, Neustadtel, Schneeberg, Saxony, Germany. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Walpurgite + Pronunciation  |
| Synonym: |
ICSD 31266 |
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PDF 42-587 |
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Phosphate-walpurgite |
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