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Kalborsite Mineral Data
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General Kalborsite Information
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 Chemical Formula: |
K6Al4Si6BO20(OH)4Cl |
| Composition: |
Molecular Weight = 989.63 gm |
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Potassium 23.70 % K 28.55 % K2O |
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Aluminum 10.91 % Al 20.61 % Al2O3 |
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Silicon 17.03 % Si 36.43 % SiO2 |
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Boron 1.53 % B 4.92 % B2O3 |
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Hydrogen 0.41 % H 3.64 % H2O |
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Chlorine 3.58 % Cl 3.58 % Cl |
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- %
Cl -0.81 % -O=Cl2 |
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Oxygen 42.84 % O |
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______ ______ |
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100.00 % 96.93 % = TOTAL OXIDE |
| Empirical Formula: |
K6Al4Si6B1.4O22.5(OH)4Cl |
| Environment: |
Rims around lovozeroite in segregations of petolite, in richorrite pegmatite from a differentiated alkalic massif. |
| IMA Status: |
Approved IMA 1980 |
| Locality: |
Mount Rasvumchorr, Khibiny massif, Kola Peninsula, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the composition (KAllium, ALuminum,BORate, and SIlicon). |
| Name Pronunciation: |
Kalborsite + Pronunciation  |
| Synonym: |
ICSD 34580 |
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PDF 33-999 |
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