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Zircophyllite Mineral Data
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General Zircophyllite Information
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 Chemical Formula: |
K2(Na,Ca)(Mn,Fe++)7(Zr,Nb)2Si8O26(OH)4F |
| Composition: |
Molecular Weight = 1,423.34 gm |
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Potassium 4.67 % K 5.63 % K2O |
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Sodium 1.13 % Na 1.52 % Na2O |
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Calcium 0.56 % Ca 0.79 % CaO |
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Zirconium 10.25 % Zr 13.85 % ZrO2 |
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Titanium 1.35 % Ti 2.24 % TiO2 |
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Manganese 14.67 % Mn 18.94 % MnO |
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Niobium 1.96 % Nb 2.80 % Nb2O5 |
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Iron 14.13 % Fe 18.17 % FeO |
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Silicon 15.00 % Si 32.08 % SiO2 |
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Hydrogen 0.35 % H 3.16 % H2O |
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Oxygen 34.73 % O |
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Fluorine 1.20 % F 1.20 % F |
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- %
F -0.51 % -O=F2 |
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______ ______ |
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100.00 % 99.89 % = TOTAL OXIDE |
| Empirical Formula: |
K1.7Na0.7Ca0.2Fe2+3.6Mn2+3.8Zr1.6Nb0.3Ti0.4Si7.6O26.8(OH)3.2F0.9�0.9(H2O) |
| Environment: |
In the natrolite zone of alkalic pegmatites. |
| IMA Status: |
Approved IMA 1972 |
| Locality: |
Korgeredabinsh massif, Tuva, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the ZIRCOnium in the composition and the Greek for "leaf," in reference to the habit. |
| Name Pronunciation: |
Zircophyllite + Pronunciation  |
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