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Tincalconite Mineral Data
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General Tincalconite Information
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 Chemical Formula: |
Na6[B4O5(OH)4]3•8(H2O) |
| Composition: |
Molecular Weight = 855.86 gm |
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Sodium 16.12 % Na 21.73 % Na2O |
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Boron 15.16 % B 48.81 % B2O3 |
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Hydrogen 3.30 % H 29.47 % H2O |
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Oxygen 65.43 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Na6B12O15(OH)12•8(H2O) |
| Environment: |
Dehydration of borax or other Na borates. |
| IMA Status: |
Valid Species (Pre-IMA) 1878 |
| Locality: |
Searles Lake, San Bernardino Co., California. Link to MinDat.org Location Data. |
| Name Origin: |
Named for tincal (borax) and konos "powder" in allusion to the minerals composition and appearance. |
| Name Pronunciation: |
Tincalconite + Pronunciation  |
| Synonym: |
ICSD 66529 |
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PDF 7-277 |
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