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Gebhardite Mineral Data
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General Gebhardite Information
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 Chemical Formula: |
Pb8(As+++2O5)2OCl6 |
| Composition: |
Molecular Weight = 2,346.00 gm |
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Arsenic 12.77 % As 16.87 % As2O3 |
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Lead 70.66 % Pb 76.11 % PbO |
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Chlorine 9.07 % Cl 9.07 % Cl |
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- %
Cl -2.05 % -O=Cl2 |
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Oxygen 7.50 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Pb8As4O11Cl6 |
| Environment: |
On a specimen of highly oxidized ore from the lower oxidation zone of a dolostone-hosted hydrothermal polymetallic ore deposit. |
| IMA Status: |
Approved IMA 1983 |
| Locality: |
Tsumeb, Namibia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Georg Gebhard (1945- ), German chemist, mineral collector, and authority on rare minerals, who supplied the specimen. |
| Name Pronunciation: |
Gebhardite + Pronunciation  |
| Synonym: |
ICSD 40343 |
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PDF 36-611 |
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