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Kuzmenkoite-Zn Mineral Data
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General Kuzmenkoite-Zn Information
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 Chemical Formula: |
K2Zn(Ti,Nb)4(Si4O12)2(OH,O)4•6-8(H2O) |
| Composition: |
Molecular Weight = 1,214.76 gm |
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Potassium 4.76 % K 5.74 % K2O |
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Barium 1.81 % Ba 2.02 % BaO |
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Sodium 0.36 % Na 0.48 % Na2O |
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Strontium 0.14 % Sr 0.17 % SrO |
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Calcium 1.58 % Ca 2.22 % CaO |
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Magnesium 0.02 % Mg 0.03 % MgO |
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Titanium 10.68 % Ti 17.82 % TiO2 |
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Manganese 1.63 % Mn 2.10 % MnO |
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Niobium 8.87 % Nb 12.69 % Nb2O5 |
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Aluminum 0.04 % Al 0.08 % Al2O3 |
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Zinc 3.01 % Zn 3.75 % ZnO |
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Iron 0.41 % Fe 0.53 % FeO |
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Silicon 18.22 % Si 38.98 % SiO2 |
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Hydrogen 1.56 % H 13.93 % H2O |
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Oxygen 46.89 % O |
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______ ______ |
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100.00 % 100.55 % = TOTAL OXIDE |
| Empirical Formula: |
K1.48Ca0.48Na0.19Ba0.16Sr0.02Zn0.56Mn2+0.36Fe2+0.09Mg0.01Ti2.71Nb1.162(Si3.94)2(Al0.01)
2(O11.85)(OH)2.19O1.41�8.3(H2O) |
| Environment: |
Hydrothermal product in 3 pegmatites. May form pseudomorphs after murmanite. (labuntosovite group; structure) |
| IMA Status: |
Approved IMA 2002 (Dana # Added) |
| Locality: |
Mount Kedydverpakhk and Mount Krrnasurt, Lovozero massif, Kola Peninsula, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the Russian geochemist and mineralogist Maria V. Kuz'menko (1918-1995) and the Zn content. |
| Synonym: |
IMA2001-037 |
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