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Fluornatromicrolite Mineral Data
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General Fluornatromicrolite Information
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 Chemical Formula: |
(Na,Ca,Bi)2Ta2O6F |
| Composition: |
Molecular Weight = 570.32 gm |
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Sodium 4.84 % Na 6.52 % Na2O |
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Calcium 4.22 % Ca 5.90 % CaO |
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Tantalum 63.45 % Ta 77.48 % Ta2O5 |
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Bismuth 7.33 % Bi 8.17 % Bi2O3 |
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Oxygen 16.83 % O |
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Fluorine 3.33 % F 3.33 % F |
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- %
F -1.40 % -O=F2 |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Na1.2Ca0.6Bi0.2Ta2O6F |
| Environment: |
A member of the microlite group |
| IMA Status: |
Proposed IMA 1998 (Dana # Added) |
| Locality: |
Link to MinDat.org Location Data. |
| Name Origin: |
Commission on New Minerals, Nomenclature and Classification (CNMNC) |
| Synonym: |
IMA1998-018 |
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