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Cronstedtite Mineral Data
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General Cronstedtite Information
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Chemical Formula: |
Fe++2Fe+++(SiFe+++)O5(OH)4 |
Composition: |
Molecular Weight = 399.50 gm |
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Iron 55.92 % Fe 35.97 % FeO / 39.97 % Fe2O3 |
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Silicon 7.03 % Si 15.04 % SiO2 |
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Hydrogen 1.01 % H 9.02 % H2O |
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Oxygen 36.04 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Fe2+2Fe3+2SiO5(OH)4 |
Environment: |
A low-temperature hydrothermal product in ore veins. |
IMA Status: |
Valid Species (Pre-IMA) 1821 |
Locality: |
Pribram and Kuttenberg, Bohemia of Czechoslovakia. Link to MinDat.org Location Data. |
Name Origin: |
Named for Axel Fredrik Cronstedt (1722-1765), Swedish mineralogist and chemist. |
Name Pronunciation: |
Cronstedtite + Pronunciation |
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