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Parsettensite Mineral Data
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General Parsettensite Information
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 Chemical Formula: |
(K,Na,Ca)(Mn,Al)7Si8O20(OH)8•2(H2O) (?) |
| Composition: |
Molecular Weight = 1,150.86 gm |
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Potassium 0.68 % K 0.82 % K2O |
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Sodium 0.60 % Na 0.81 % Na2O |
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Calcium 4.18 % Ca 5.85 % CaO |
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Magnesium 1.48 % Mg 2.45 % MgO |
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Manganese 25.78 % Mn 33.28 % MnO |
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Aluminum 2.34 % Al 4.43 % Al2O3 |
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Silicon 19.52 % Si 41.77 % SiO2 |
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Hydrogen 1.35 % H 12.05 % H2O |
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Oxygen 44.07 % O |
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______ ______ |
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100.00 % 101.46 % = TOTAL OXIDE |
| Empirical Formula: |
Ca1.2Na0.3K0.2Mn2+5.4AlMg0.7Si8O20(OH)8�3.7(H2O) |
| Environment: |
Manganese deposits. |
| IMA Status: |
Valid Species (Pre-IMA) 1923 |
| Locality: |
Parsettens Alp, Val d'Err, Grisons, Switzerland. Link to MinDat.org Location Data. |
| Name Origin: |
Named after its locality. |
| Name Pronunciation: |
Parsettensite + Pronunciation  |
| Synonym: |
ICSD 75286 |
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PDF 44-1443 |
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