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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
Gemology
[101 from 103] Spinel. Small pinkish spinel disseminated in marble.
The name, a brief visual description:
Spinel. Small pinkish spinel disseminated in marble.
Sample size:
Ore. 7х6х3cm. 0,162 kg.
Place of sampling:
The field unknown
Citrine Fragment
Amber with inclusions of insects. Rounded flat piece.