ATHENA MINERALOGY |
Mineral: | IRTYSHITE |
---|---|
Formula: | Na2(Ta,Nb)4O11 |
Crystal System: | Hexagonal |
IMA Number: | 1984-025 |
References: | MZ 7/3 (1985), 83; HB3 (1997) |
Type Locality: | Irtysh River, Kazakhstan |
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