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Knasibfite Mineral Data
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General Knasibfite Information
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 Chemical Formula: |
K3Na4[SiF6]3[BF4] |
| Composition: |
Molecular Weight = 723.72 gm |
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Potassium 16.69 % K 20.11 % K2O |
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Sodium 13.06 % Na 17.60 % Na2O |
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Silicon 11.29 % Si 24.16 % SiO2 |
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Boron 1.49 % B 4.81 % B2O3 |
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Fluorine 57.46 % F 57.46 % F |
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- %
F -24.20 % -O=F2 |
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______ ______ |
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100.00 % 99.94 % = TOTAL OXIDE |
| Empirical Formula: |
K3.09Na4.11Si2.91BF21.89 |
| Environment: |
Low temperature fumarole. |
| IMA Status: |
Approved IMA 2006 (Dana # Added) |
| Locality: |
La Fossa crater, Vulcano, Aeolian Islands, Italy. Link to MinDat.org Location Data. |
| Name Origin: |
Named from the chemical compostion (K-Na-Si-B-F). |
| Synonym: |
IMA2006-042 |
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