General Brianroulstonite Information
|
 Chemical Formula: |
Ca3[B5O6(OH)6](OH)Cl2•8(H2O) |
| Composition: |
Molecular Weight = 604.36 gm |
| |
Calcium 19.89 % Ca 27.84 % CaO |
| |
Boron 8.94 % B 28.80 % B2O3 |
| |
Hydrogen 3.84 % H 34.28 % H2O |
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Chlorine 11.73 % Cl 11.73 % Cl |
| |
- %
Cl -2.65 % -O=Cl2 |
| |
Oxygen 55.59 % O |
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______ ______ |
| |
100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Ca3(B5O6)(OH)6(OH)Cl2•8(H2O) |
| Environment: |
In the lower third of the Upper Halite member of the Mississippian-aged Widsor Group evaporites. |
| IMA Status: |
Approved IMA 1997 (Dana # Added) |
| Locality: |
Potash Corporation of Saskatchewan Mine, 5 km east of Penobsquis, Carwell Parish, Kings County, New Brunswick, Canada. Link to MinDat.org Location Data. |
| Name Origin: |
For Brian V. Roulston (1948-), in recognition of his work on the geology of evaporite deposits. |
| Name Pronunciation: |
Brianroulstonite + Pronunciation  |
| Synonym: |
ICSD 89259 |
| |
IMA1996-009 |
| |
PDF 50-1632 |
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