Oxides[60 from 99] Quartz-hair-worm. Straight short-prismatic crystals of quartz.
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The name, a brief visual description:
Quartz-hair-worm.
Straight short-prismatic crystals of quartz.
Sample size:
Crystall. 7,5 x6, 5x3, 5 cm 0,210 kg.
Place of sampling:
Brazil