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ATHENA MINERALOGY |
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ATHENA MINERALOGY |
| Mineral: | STURMANITE |
|---|---|
| Formula: | Ca6(Fe3+,Al,Mn2+)2(SO4)2[B(OH)4](OH)12.25H2O |
| Crystal System: | Hexagonal |
| Group: | Ettringite group |
| IMA Number: | 1981-011 |
| References: | CM 21 (1983), 705; HB5 (2003); ZK 233 (2018), 247 |
| Type Locality: | Kuruman, Cape Province, South Africa |
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