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Eugsterite Mineral Data
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General Eugsterite Information
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Chemical Formula: |
Na4Ca(SO4)3•2(H2O) |
Composition: |
Molecular Weight = 456.26 gm |
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Sodium 20.16 % Na 27.17 % Na2O |
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Calcium 8.78 % Ca 12.29 % CaO |
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Hydrogen 0.88 % H 7.90 % H2O |
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Sulfur 21.08 % S 52.64 % SO3 |
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Oxygen 49.09 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Na4Ca(SO4)3•2(H2O) |
Environment: |
Surface efflorescence on soils. |
IMA Status: |
Approved IMA 1981 |
Locality: |
Sindo and Luanda, near Lake Victoria, Kenya. Link to MinDat.org Location Data. |
Name Origin: |
Named for Hans P. Eugster (1925-1987), Swiss-American mineralogist, John Hopkins University, awarded the Roebling Medal, 1983. |
Name Pronunciation: |
Eugsterite + Pronunciation |
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