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Farneseite Mineral Data
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General Farneseite Information
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 Chemical Formula: |
(Na37K9Ca10)S56(Si42Al42)S84O168(SO4)12•6(H2O) |
| Composition: |
Molecular Weight = 8,075.57 gm |
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Potassium 4.44 % K 5.35 % K2O |
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Sodium 10.37 % Na 13.98 % Na2O |
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Calcium 4.34 % Ca 6.08 % CaO |
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Aluminum 13.87 % Al 26.20 % Al2O3 |
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Silicon 14.78 % Si 31.62 % SiO2 |
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Hydrogen 0.08 % H 0.68 % H2O |
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Sulfur 4.54 % S 11.33 % SO3 |
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Chlorine 4.60 % Cl 4.60 % Cl |
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- %
Cl -1.04 % -O=Cl2 |
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Oxygen 42.94 % O |
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Fluorine 0.04 % F 0.04 % F |
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- %
F -0.02 % -O=F2 |
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______ ______ |
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100.00 % 98.82 % = TOTAL OXIDE |
| Empirical Formula: |
Na36.43K9.18Ca8.75Si42.5Al41.5O168(SO4)11.43F0.16Cl10.48�3.03(H2O) |
| Environment: |
Found in a pyroclastic sequence, associated with the Latera caldera collapse in the Latium volcanic area. Cancrinite-sodalite group. |
| IMA Status: |
Approved IMA 2004 (Dana # Added) |
| Locality: |
Farnese, Viterbo province, Latium, Italy. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Synonym: |
IMA2004-043 |
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