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Tantalite-(Mn) Mineral Data
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General Tantalite-(Mn) Information
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 Chemical Formula: |
MnTa2O6 |
| Composition: |
Molecular Weight = 512.83 gm |
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Tantalum 70.57 % Ta 86.17 % Ta2O5 |
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Manganese 10.71 % Mn 13.83 % MnO |
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Oxygen 18.72 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mn2+Ta2O6 |
| Environment: |
Pegmatites and alluvial deposits. |
| IMA Status: |
Valid Species (Pre-IMA) 1887 |
| Locality: |
Custer and Pennington Cos., South Dakota, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named after its chemical composition containing manganese and tantalum. |
| Synonym: |
Coltan |
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Manganotantalite - Renamed to Tantalite-(Mn) by Mineralogical Record, v39 (2008), p 131 |
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