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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
[3 from 99] Agate. Tonkopoloschaty drusoid with gray agate quartz in the center. Polished plate.
The name, a brief visual description:
Agate. Tonkopoloschaty drusoid with gray agate quartz in the center. Polished plate.
Sample size:
Plate. 10,5 x6, 5x1, 5 cm, 0.222 kg.
Place of sampling:
Kamchatka.
Agate. Tonkopoloschaty agate gray with patches of drusoid quartz. Polis...
agate Polished slate-gray banded agate with drusoid quartz in the cente...