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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
[97 from 99] Spinel. Pink spinel in forsterite skarns.
The name, a brief visual description:
Spinel. Pink spinel in forsterite skarns.
Sample size:
Ore. 7.6 h5h3, 6 cm, 0.176 kg.
Place of sampling:
The field Kuhilal, Pamir.
Chalcedony Grey minerak with straw-colored colour. There are cavities o...
Spinel. The crystals are irregularly shaped formation.