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Sacrofanite Mineral Data
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General Sacrofanite Information
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 Chemical Formula: |
(Na,Ca,K)9Si6Al6O24[(OH),(SO4),(CO3),Cl)]4•n(H2O) |
| Composition: |
Molecular Weight = 1,168.52 gm |
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Potassium 4.68 % K 5.64 % K2O |
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Sodium 12.39 % Na 16.71 % Na2O |
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Calcium 6.17 % Ca 8.64 % CaO |
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Aluminum 13.16 % Al 24.87 % Al2O3 |
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Silicon 15.14 % Si 32.39 % SiO2 |
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Hydrogen 0.28 % H 2.54 % H2O |
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Carbon 0.31 % C 1.13 % CO2 |
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Sulfur 3.02 % S 7.54 % SO3 |
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Chlorine 0.61 % Cl 0.61 % Cl |
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- %
Cl -0.14 % -O=Cl2 |
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Oxygen 44.23 % O |
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______ ______ |
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100.00 % 99.93 % = TOTAL OXIDE |
| Empirical Formula: |
Na6.3Ca1.8K1.4Si6.3Al5.7O24(OH)2.7(SO4)1.1(CO3)0.3Cl0.2�0.3(H2O) |
| Environment: |
In a cavity of an ejecta block. |
| IMA Status: |
Approved IMA 1980 |
| Locality: |
Mt. Sabatini, Sacrafano volcano area, Latium, Italy. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Sacrofanite + Pronunciation  |
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