ATHENA MINERALOGY |
Mineral: | MANJIROITE |
---|---|
Formula: | (Na,K)(Mn4+,Mn2+)8O16.nH2O |
Crystal System: | Quadradic (Tetragonal) |
Group: | Hollandite supergroup. Coronadite group |
IMA Number: | 1966-009 |
References: | AM 53 (1968), 2103; HB3 (1997); AM 107 (2022), 564 |
Type Locality: | Kohare mine, Iwate, Japan |
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