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Filatovite Mineral Data
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General Filatovite Information
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 Chemical Formula: |
K[(Al,Zn)2(As,Si)2O8] |
| Composition: |
Molecular Weight = 340.02 gm |
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Potassium 10.58 % K 12.74 % K2O |
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Sodium 0.47 % Na 0.64 % Na2O |
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Aluminum 14.36 % Al 27.14 % Al2O3 |
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Zinc 3.08 % Zn 3.83 % ZnO |
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Iron 0.16 % Fe 0.21 % FeO |
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Copper 0.75 % Cu 0.94 % CuO |
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Silicon 5.78 % Si 12.37 % SiO2 |
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Arsenic 26.44 % As 40.56 % As2O5 |
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Phosphorus 0.73 % P 1.67 % P2O5 |
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Oxygen 37.64 % O |
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______ ______ |
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100.00 % 100.09 % = TOTAL OXIDE |
| Empirical Formula: |
K0.92Na0.07Al1.81Zn0.16Cu0.04Fe2+0.01As1.2Si0.7P0.08O8 |
| Environment: |
A product of fumarolic activity. Gas temperatures in the fumarole were ~410 to 420° C. As-dominant Feldspar group; structure determined. |
| IMA Status: |
Approved IMA 2004 (Dana # Added) |
| Locality: |
The second cinder cone of the North Breach of Great fissure Tolbachik eruption (GFTE), Kamchatka Peninsula, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Stanislav K. Filatov (b. 1940), Professor, Department of Crystallography, St. Petersburg State University, St. Petersburg, Russia. |
| Synonym: |
IMA2002-052 |
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