ATHENA MINERALOGY |
Mineral: | NIOBOHOLTITE |
---|---|
Formula: | (Nb0,6▢0,4)Al6BSi3O18 |
Crystal System: | Orthorhombic |
Group: | Dumortierite supergroup, Holtite group |
IMA Number: | 2012-068 |
References: | AM 95 (2010), 1478; MM 77/6 (2013), 2841 |
Type Locality: | Mt. Szklana Mine (Szklary pegmatite), Szklary (Gläsendorf), Zabkowice (Frankenstein), Dolnoslaskie (Lower Silesia), Poland |
Comments: | ▢ = vacancy |
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