Chalcopyrite Rodna, Bistrita-Nasaud Co., Romania 6.5 x 9.0 ...
Description:
Chalcopyrite Rodna, Bistrita-Nasaud Co., Romania 6.5 x 9.0 cm. A large chalcopyrite crystal with flat gray quartz pseudomorphs after pyrrhotite and small black tetrahedrites crystals.
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