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Tunellite Mineral Data
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General Tunellite Information
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 Chemical Formula: |
SrB6O9(OH)2•3(H2O) |
| Composition: |
Molecular Weight = 384.54 gm |
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Strontium 22.79 % Sr 26.95 % SrO |
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Boron 16.87 % B 54.31 % B2O3 |
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Hydrogen 2.10 % H 18.74 % H2O |
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Oxygen 58.25 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
SrB6O9(OH)2•3(H2O) |
| Environment: |
Borate deposits. |
| IMA Status: |
Approved IMA 1961 |
| Locality: |
U. S. Borax open pit, Boron, Kern Co., California. Link to MinDat.org Location Data. |
| Name Origin: |
Named for George Tunnel (1900-1996), U. S. Mineralogist. |
| Name Pronunciation: |
Tunellite + Pronunciation  |
| Synonym: |
Balavinskite ? |
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ICSD 15479 |
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PDF 14-616 |
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