Description

Pseudomorphosis of chalcopyrite to malachite on rhombohedral dolomite crystals, minerals from the Azkarate quarry, Eugui , Esteribar, Navarre, Spain.
This deposit is an active magnesite quarry, famous for its large, beautiful slabs of dolomite crystals, sometimes reaching 10 cm.
Video of this specimen of chalcopyrite pseudomorphosis into malachite from Eugui (Spain):

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