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List of collections
Oxides
[83 from 99] Pyrochlore. Octahedral crystal form.
The name, a brief visual description:
Pyrochlore. Octahedral crystal form.
Sample size:
Crystall. Rib 7 cm 0,832 kg.
Place of sampling:
The field Tatar, Yenisei Ridge.
Fired Opal Thread 1,4, cm. in stratum.
Prase. Intergrowth of quartz crystals of dark green with small crystals...