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Leucosphenite Mineral Data
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General Leucosphenite Information
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 Chemical Formula: |
Na4BaTi2O2[B2Si10O28] |
| Composition: |
Molecular Weight = 1,107.50 gm |
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Barium 12.40 % Ba 13.84 % BaO |
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Sodium 8.30 % Na 11.19 % Na2O |
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Titanium 8.65 % Ti 14.43 % TiO2 |
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Silicon 25.36 % Si 54.25 % SiO2 |
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Boron 1.95 % B 6.29 % B2O3 |
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Oxygen 43.34 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Na4BaTi2B2Si10O30 |
| Environment: |
Found in the Tertiary-aged Green River Formation, Utah, USA. |
| IMA Status: |
Valid Species (Pre-IMA) 1901 |
| Locality: |
Narsarsuk, Julianehaab district, Southern Greenland. Link to MinDat.org Location Data. |
| Name Origin: |
Named in 1901 by Flink from the Greek for white (=leuco) and wedge (=sphen), in allusion to its color and morphology. |
| Name Pronunciation: |
Leucosphenite + Pronunciation  |
| Synonym: |
ICSD 20149 |
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PDF 25-784 |
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