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
[91 from 99] Sapphirine. Tight unit bluish-purple color. Polished plate.
The name, a brief visual description:
Sapphirine. Tight unit bluish-purple color. Polished plate.
Sample size:
Plate. 12h10h5 see 1,702 kg.
Place of sampling:
Kamchatka.
Ruby Barrel like crystal in white fine-grained marble.
Tashelgit Skarnoid, blue- grey mid- spotted aggregate. Contains plate h...