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Barytolamprophyllite Mineral Data
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General Barytolamprophyllite Information
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 Chemical Formula: |
Ba2Na3(Fe+++,Ti)3(Si2O7)2(O,OH,F)4 |
| Composition: |
Molecular Weight = 807.31 gm |
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Potassium 2.95 % K 3.56 % K2O |
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Barium 14.97 % Ba 16.71 % BaO |
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Sodium 5.95 % Na 8.02 % Na2O |
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Strontium 3.58 % Sr 4.24 % SrO |
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Calcium 0.65 % Ca 0.90 % CaO |
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Magnesium 0.15 % Mg 0.25 % MgO |
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Titanium 17.26 % Ti 28.79 % TiO2 |
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Manganese 1.91 % Mn 2.46 % MnO |
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Niobium 0.12 % Nb 0.16 % Nb2O5 |
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Aluminum 0.10 % Al 0.19 % Al2O3 |
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Iron 2.42 % Fe |
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Silicon 13.92 % Si 29.77 % SiO2 |
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Hydrogen 0.09 % H 0.78 % H2O |
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Oxygen 34.23 % O |
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Fluorine 1.72 % F 1.72 % F |
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- %
F -0.72 % -O=F2 |
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______ ______ |
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100.00 % 97.33 % = TOTAL OXIDE |
| Empirical Formula: |
Ba0.88K0.61Sr0.33Ca0.05Na2.09Fe0+0.3Mn2+0.28Ca0.08Mg0.05Ti2.91Fe3+0.05Al0.03Nb0.01
(Si2O7)2O2F0.73OH0.7O0.57 |
| Environment: |
Alkalic rocks. |
| IMA Status: |
Approved IMA 1965 |
| Locality: |
Lovozero massif, Khibiny, Kola, Peninsula, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the composition and similarity to lamprophyllite. |
| Name Pronunciation: |
Barytolamprophyllite + Pronunciation  |
| Synonym: |
ICSD 39868 |
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PDF 34-313 |
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