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Mcguinnessite Mineral Data
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General Mcguinnessite Information
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 Chemical Formula: |
(Mg,Cu)2(CO3)(OH)2 |
| Composition: |
Molecular Weight = 162.25 gm |
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Magnesium 22.47 % Mg 37.26 % MgO |
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Copper 19.58 % Cu 24.51 % CuO |
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Hydrogen 1.24 % H 11.10 % H2O |
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Carbon 7.40 % C 27.12 % CO2 |
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Oxygen 49.30 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mg1.5Cu0.5(CO3)(OH)2 |
| Environment: |
Occurs in serpentinized peridotite. |
| IMA Status: |
Approved IMA 1981 |
| Locality: |
Miners Ridge, Red Mountain, 15 miles SE of Ukiah, Mendocino County, California, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Albert L. McGuinness (1926-1990), mineral dealer, San Mateo, California, USA> |
| Name Pronunciation: |
Mcguinnessite + Pronunciation  |
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