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Tienshanite Mineral Data
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General Tienshanite Information
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 Chemical Formula: |
BaNa2MnTiB2Si6O20 |
| Composition: |
Molecular Weight = 796.25 gm |
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Barium 17.25 % Ba 19.26 % BaO |
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Sodium 5.77 % Na 7.78 % Na2O |
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Titanium 6.01 % Ti 10.03 % TiO2 |
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Manganese 6.90 % Mn 8.91 % MnO |
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Silicon 21.16 % Si 45.28 % SiO2 |
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Boron 2.72 % B 8.74 % B2O3 |
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Oxygen 40.19 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
BaNa2Mn2+TiB2Si6O20 |
| Environment: |
Pegmatite cutting alkalic syenite. |
| IMA Status: |
Approved IMA 1967 |
| Locality: |
Dara-i-pioz massif, Tien Shan, southern Tajikistan. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Tienshanite + Pronunciation  |
| Synonym: |
ICSD 76913 |
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PDF 20-1291 |
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