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List of collections
Native elements Sulfides Oxides Silicates Forms allocation of minerals Phosphates Carbonates Sulfates Halides Synthetic minerals Chromates Tungstates Gemology Jewelry and semi-precious stones Articles of stone Deposits of semiprecious raw Precious metals Minerals gold deposits
Oxides
[60 from 99] Quartz-hair-worm. Straight short-prismatic crystals of quartz.
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
Quartz-hair-worm. Transparent rock crystal with rutile.
Quartz. Splice translucent white crystals.