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Lanmuchangite Mineral Data
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General Lanmuchangite Information
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 Chemical Formula: |
TlAl(SO4)2•12(H2O) |
| Composition: |
Molecular Weight = 637.87 gm |
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Aluminum 4.23 % Al 7.99 % Al2O3 |
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Thallium 32.04 % Tl 33.30 % Tl2O |
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Hydrogen 3.76 % H 33.61 % H2O |
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Sulfur 10.05 % S 25.10 % SO3 |
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Oxygen 49.91 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
TlAl(SO4)2•11.9(H2O) |
| Environment: |
Secondary mineral in the oxidation zone. |
| IMA Status: |
Approved IMA 2001 (Dana # Added) |
| Locality: |
Lanmuchang Tl-Hg deposit, Xinren County, Guizhou Province, China. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Synonym: |
IMA2001-018 |
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