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Sanbornite Mineral Data
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General Sanbornite Information
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 Chemical Formula: |
BaSi2O5 |
| Composition: |
Molecular Weight = 273.50 gm |
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Barium 50.21 % Ba 56.06 % BaO |
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Silicon 20.54 % Si 43.94 % SiO2 |
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Oxygen 29.25 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Ba(Si2O5) |
| Environment: |
beta-BaSi2O5 is a high temperature phase. Major component of Ba-silicate assemblages at or near fringes of large granite intrusives. |
| IMA Status: |
Valid Species (Pre-IMA) 1932 |
| Locality: |
Incline sanbornite deposit, Truball Peak, 4 miles WNW of Incline, Mariposa Co, California. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Frank B. Sanborn, (1862-1936), Mineralogist, California Department of Natural Resources. |
| Name Pronunciation: |
Sanbornite + Pronunciation  |
| Synonym: |
ICSD 100313 |
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PDF 26-176 |
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