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Takanelite Mineral Data
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General Takanelite Information
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 Chemical Formula: |
(Mn++,Ca)Mn++++4O8•(H2O) |
| Composition: |
Molecular Weight = 419.21 gm |
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Calcium 0.96 % Ca 1.34 % CaO |
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Manganese 64.21 % Mn 15.23 % MnO / 82.95 % MnO2 |
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Hydrogen 0.48 % H 4.30 % H2O |
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Oxygen 34.35 % O |
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______ ______ |
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100.00 % 103.82 % = TOTAL OXIDE |
| Empirical Formula: |
Mn2+0.9Ca0.1Mn4+4O8•(H2O) |
| Environment: |
Oxidation zone of a braunite-rhodochrosite-Carpopilite deposit. |
| IMA Status: |
Approved IMA 1971 |
| Locality: |
Nomura mine, Ehime, Japan. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Katsutoshi Takane (1899-1945), professor of mineralogy, Tohoku University, Sendai, Japan. |
| Name Pronunciation: |
Takanelite + Pronunciation  |
| Synonym: |
Wad |
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