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Jamesite Mineral Data
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General Jamesite Information
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 Chemical Formula: |
Pb2Zn2Fe+++5(AsO4)5O4 |
| Composition: |
Molecular Weight = 1,583.01 gm |
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Zinc 8.26 % Zn 10.28 % ZnO |
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Iron 17.64 % Fe 25.22 % Fe2O3 |
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Arsenic 23.66 % As 36.30 % As2O5 |
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Lead 26.18 % Pb 28.20 % PbO |
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Oxygen 24.26 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Pb2Zn2Fe3+5(AsO4)5O4 |
| Environment: |
Secondary mineral in oxidized lead ore in a dolostone-hosted hydrothermal polymetallic ore deposit. |
| IMA Status: |
Approved IMA 1981 |
| Locality: |
Tsumeb, Namibia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Christopher James, one of the first mining engineers at the Tsumeb mine, Namibia. |
| Name Pronunciation: |
Jamesite  |
| Synonym: |
ICSD 87744 |
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PDF 35-509 |
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