Silicates[123 from 152] Phlogopite. Fragment of a twinned crystal.
The name, a brief visual description:
Phlogopite.
Fragment of a twinned crystal.
Sample size:
Crystall. 12,5 x10, 5x1, 5 cm 0,366 kg.
Place of sampling:
Sludyanka field, Mt. Khamar-Daban