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Fedorite Mineral Data
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General Fedorite Information
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 Chemical Formula: |
KNa4Ca4(Al,Si)16O36(OH,F)4•6(H2O) |
| Composition: |
Molecular Weight = 1,493.94 gm |
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Potassium 2.62 % K 3.15 % K2O |
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Sodium 6.16 % Na 8.30 % Na2O |
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Calcium 10.73 % Ca 15.01 % CaO |
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Aluminum 1.44 % Al 2.73 % Al2O3 |
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Silicon 28.58 % Si 61.13 % SiO2 |
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Hydrogen 1.01 % H 9.04 % H2O |
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Oxygen 48.19 % O |
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Fluorine 1.27 % F 1.27 % F |
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- %
F -0.54 % -O=F2 |
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______ ______ |
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100.00 % 100.11 % = TOTAL OXIDE |
| Empirical Formula: |
KNa4Ca4Al0.8Si15.2O36(OH)3F•6(H2O) |
| Environment: |
In fine veinlets in a fenititzed sandstone. |
| IMA Status: |
Approved IMA 1965 |
| Locality: |
On the Tur'yii Peninsula, Kola Peninsula, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Evgraf Stepanovich Fedorov (1853-1919), eminent Russian crystallographer. |
| Name Pronunciation: |
Fedorite  |
| Synonym: |
ICSD 20853 |
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PDF 19-466 |
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