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Cancrinite Mineral Data
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General Cancrinite Information
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 Chemical Formula: |
Na6Ca2Al6Si6O24(CO3)2 |
| Composition: |
Molecular Weight = 1,052.50 gm |
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Sodium 13.11 % Na 17.67 % Na2O |
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Calcium 7.62 % Ca 10.66 % CaO |
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Aluminum 15.38 % Al 29.06 % Al2O3 |
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Silicon 16.01 % Si 34.25 % SiO2 |
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Carbon 2.28 % C 8.36 % CO2 |
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Oxygen 45.60 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Na6Ca2Al6Si6O24(CO3)2 |
| Environment: |
Alteration of nepheline in igneous rocks. |
| IMA Status: |
Valid Species (Pre-IMA) 1839 |
| Locality: |
Tunkinsk Mountains, west of Irkutsk in Siberia. Link to MinDat.org Location Data. |
| Name Origin: |
Named after the Russian minister, E. F. Kankrin (1774-1845). |
| Name Pronunciation: |
Cancrinite + Pronunciation  |
| Synonym: |
ICSD 20334 |
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PDF 25-776 |
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