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Nchwaningite Mineral Data
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General Nchwaningite Information
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 Chemical Formula: |
Mn++2SiO3(OH)2•(H2O) |
| Composition: |
Molecular Weight = 237.99 gm |
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Manganese 46.17 % Mn 59.61 % MnO |
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Silicon 11.80 % Si 25.25 % SiO2 |
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Hydrogen 1.69 % H 15.14 % H2O |
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Oxygen 40.34 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mn2+2SiO3(OH)2•(H2O) |
| Environment: |
In a vug in manganese ore. |
| IMA Status: |
Approved IMA 1995 |
| Locality: |
The N,chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, Republic of South Africa. Link to MinDat.org Location Data. |
| Name Origin: |
Named for its locality. |
| Name Pronunciation: |
Nchwaningite + Pronunciation  |
| Synonym: |
ICSD 80118 |
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IMA1994-002 |
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PDF 47-1869 |
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