Ślęża minerals 49 – Chalcedony…

Ślęża minerals 49 – Chalcedony…

A fragment of a cavity in the Ni-matriks (light green, arrows) and magnesite covered with chalcedony and micro-quartz; the magnesite mine near Wiry

Romuald Kosina
on Dec 30, 2021 9:56 am
Image ID: 1066634

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