ATHENA MINERALOGY |
Mineral: | MARUYAMAITE |
---|---|
Formula: | K(MgAl2)(Al5Mg)(BO3)3(Si6O18)(OH)3O |
Crystal System: | Rhombohedral (Trigonal) pseudo Hexagonal |
Group: | Tourmaline group |
IMA Number: | 2013-123 |
References: | AM 101 (2016), 355; Min. Pet. 113 (2019), 613 |
Type Locality: | Kumdy-Kol area, Kokchetav Massif, Kokshetau, Akmola, Kazakhstan |
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