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Feinglosite Mineral Data
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General Feinglosite Information
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 Chemical Formula: |
Pb2(Zn,Fe)[(As,S)O4]2•(H2O) |
| Composition: |
Molecular Weight = 751.83 gm |
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Zinc 6.52 % Zn 8.12 % ZnO |
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Iron 1.86 % Fe 2.39 % FeO |
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Arsenic 14.95 % As 22.93 % As2O5 |
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Hydrogen 0.27 % H 2.40 % H2O |
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Lead 55.12 % Pb 59.37 % PbO |
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Sulfur 2.13 % S 5.32 % SO3 |
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Oxygen 19.15 % O |
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______ ______ |
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100.00 % 100.53 % = TOTAL OXIDE |
| Empirical Formula: |
Pb2Zn0.75Fe2+0.25(AsO4)1.5(SO4)0.5•(H2O) |
| Environment: |
The Zn-dominant analogue of arsenbrackebuschite. |
| IMA Status: |
Approved IMA 1995 (Dana # Added) |
| Locality: |
Tsumeb mine, Tsumeb, Namibia. Link to MinDat.org Location Data. |
| Name Origin: |
Named after Mark N. Feinglos (b. 1948), Professor at the Duke University Medical Center, Durham, North Carolina, U.S.A., who discovered the mineral. |
| Name Pronunciation: |
Feinglosite + Pronunciation  |
| Synonym: |
IMA1995-013 |
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