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Silicates
[119 from 152] Tourmaline (schorl). Columnar crystals, needle and placed either in parallel or in the "stars" in the quartz-feldspar rock.
The name, a brief visual description:
Tourmaline (schorl). Columnar crystals, needle and placed either in parallel or in the "stars" in the quartz-feldspar rock.
Sample size:
Ore. 15х9х5 cm. 0,95 kg.
Place of sampling:
The field Kavalerovo, Primorye.
Tourmaline (schorl). Fragment of crystal.
Tourmaline Green translucent crystals in polished quartz crystal.