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Duhamelite Mineral Data
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General Duhamelite Information
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 Chemical Formula: |
Pb2Cu4Bi(VO4)4(OH)3•8(H2O) |
| Composition: |
Molecular Weight = 1,532.47 gm |
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Vanadium 13.30 % V 23.74 % V2O5 |
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Copper 16.59 % Cu 18.67 % Cu2O |
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Bismuth 13.64 % Bi 15.20 % Bi2O3 |
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Hydrogen 1.25 % H 11.17 % H2O |
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Lead 27.04 % Pb 29.13 % PbO |
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Oxygen 28.19 % O |
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______ ______ |
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100.00 % 97.91 % = TOTAL OXIDE |
| Empirical Formula: |
Pb2Cu4Bi(VO4)4(OH)3•8(H2O) |
| Environment: |
Au-bearing quartz veins cutting Precambrian greenstones. Approved in 1981. Discredited as being a Bi, Ca-bearing mottramite (IMA Code 01-B) in 2001. |
| IMA Status: |
Discredited IMA 2001 - Approved IMA 1981 |
| Locality: |
5 km SW of Payson, at Lousy Gulch, Gila County, Arizona, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named in 1981 for J. E. DuHamel, geologist, Phelps Dodge Corp., who found the mineral. |
| Name Pronunciation: |
Duhamelite + Pronunciation  |
| Synonym: |
Discredited IMA 2001 |
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IMA2001-B |
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