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Kokchetavite Mineral Data
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General Kokchetavite Information
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Chemical Formula: |
KAlSi3O8 |
Composition: |
Molecular Weight = 278.33 gm |
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Potassium 14.05 % K 16.92 % K2O |
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Aluminum 9.69 % Al 18.32 % Al2O3 |
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Silicon 30.27 % Si 64.76 % SiO2 |
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Oxygen 45.99 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
KAlSi3O8 |
Environment: |
Micrometer-size inclusions in clinopyroxene and garnet in a garnet-pyroxene rock. Ultrahigh pressure metastable polymorph of K-feldspar. |
IMA Status: |
Approved IMA 2004 (Dana # Added) |
Locality: |
Kumdy-Kul, Kokchetav, Kazakhstan. Link to MinDat.org Location Data. |
Name Origin: |
Named for the locality. |
Synonym: |
IMA2004-011 |
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