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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
Silicates
[94 from 152] Feldspar Feldspar crystal with horn coil
The name, a brief visual description:
Feldspar Feldspar crystal with horn coil
Sample size:
Ore. 6,2x5,3x4,2 cm.0,258 kg.
Place of sampling:
Grinite array Czahirin- Hudug, West Mongolia
Peridot (olivine). Green olivine crystals in the stratum.
Riebeckite (crocidolite) - aggreate of blue- grey fibrillation structur...