ATHENA MINERALOGY |
Mineral: | BIRNESSITE |
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Formula: | Na4Mn14O27.9H2O |
Crystal System: | Orthorhombic |
IMA Number: | 1956 |
References: | Australian Min. 6 (1992), 65; HB3 (1997) |
Type Locality: | Birness, Aberdeenshire, Scotland, United Kingdom |
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