General Benstonite Information
|
 Chemical Formula: |
(Ba,Sr)6(Ca,Mn)6Mg(CO3)13 |
| Composition: |
Molecular Weight = 1,816.58 gm |
| |
Barium 34.02 % Ba 37.98 % BaO |
| |
Strontium 7.24 % Sr 8.56 % SrO |
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Calcium 9.93 % Ca 13.89 % CaO |
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Magnesium 1.34 % Mg 2.22 % MgO |
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Manganese 4.54 % Mn 5.86 % MnO |
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Carbon 8.60 % C 31.49 % CO2 |
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Oxygen 34.35 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Ba4.5Sr1.5Ca4.5Mn2+1.5Mg(CO3)13 |
| Environment: |
Barite deposit. |
| IMA Status: |
Approved IMA 1961 |
| Locality: |
Magnet Cove, Arkansas, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Orlando J. Benston (1901-1966), metallurgist for the Baroid Division, National Lead Co., Malvern, Arkansas, USA, who supplied the first specimens. |
| Name Pronunciation: |
Benstonite + Pronunciation  |
| Synonym: |
ICSD 100479 |
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PDF 14-637 |
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