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Cancrisilite Mineral Data
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General Cancrisilite Information
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 Chemical Formula: |
Na7Al5Si7O24(C03)•3(H2O) |
| Composition: |
Molecular Weight = 990.48 gm |
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Sodium 16.25 % Na 21.90 % Na2O |
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Aluminum 13.62 % Al 25.74 % Al2O3 |
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Silicon 19.85 % Si 42.46 % SiO2 |
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Hydrogen 0.61 % H 5.46 % H2O |
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Carbon 1.21 % C 4.44 % CO2 |
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Oxygen 48.46 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Na7Al5Si7O24(CO3)•3(H2O) |
| Environment: |
In ultra-agpaitic pegmatites in a differentiated alkalic massif. |
| IMA Status: |
Approved IMA 1991 |
| Locality: |
From the Lovozero massif, Kola Peninsula, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
For the relatively high ration of silicon to aluminum, and its relation to "cancrinite." |
| Synonym: |
Carbonate vishnevite |
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IMA1990-013 |
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