Ślęża minerals 51 – Ni-chalcedony…

Ślęża minerals 51 – Ni-chalcedony…

Chalcedony, Ni-chalcedony and sepiolite (arrows); a specimen from the magnesite mine near Wiry

Romuald Kosina
on Dec 31, 2021 7:05 am
Image ID: 1066675

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