MINERALOGY
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ATHENA
MINERALOGY |
| Mineral: | GROUTITE |
| Formula: | Mn3+O(OH) |
| Crystal System: | Orthorhombic |
| Strunz Nr: | 4/F.06-80 |
| Group: | Diaspore Group |
| References: | AM 32 (1947), 654; HB3 (1997) |
| Type Locality: | Mahnomen mine, Cuyuna Range, Crow Wing Co., Minnesota, USA |
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