Ru About
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
[93 from 99] Magnetite Dense fine-grained, dark gray.
The name, a brief visual description:
Magnetite Dense fine-grained, dark gray.
Sample size:
Ore. 12х6х5 cm. 0,76 kg.
Place of sampling:
The field Podlysanskoe , East Sayan. Adit.
Tashelgit Skarnoid, blue- grey mid- spotted aggregate. Contains plate h...
Forsterite with spinel. Phenocrysts of pink spinel solid white granular...