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Silicates
[141 from 152] Schorl Prismatic crystals of black tourmaline in small-scaly mica.
The name, a brief visual description:
Schorl Prismatic crystals of black tourmaline in small-scaly mica.
Sample size:
Ore.9,5*6*2,5 cm. 0,320 kg.
Place of sampling:
The field Malishivsloe, Ural
Charoit. Polished ore.
Schorl Radiant aggregate length of thin prismatic crystals up to 5 cm i...