Chalcocite With Gypsum
Small Cabinet, 6.5 x 4.5 x 4.1 cm
West Mine, Nababeep, Cape Province, South Africa

From a remote copper mining locale, this is a hefty, very rich specimen of sharp chalcocite crystals on matrix. The crystals, to about 1 cm, are intergrown with gypsum and copper ore. Highly unusual, rare material. Ex Scalisi collection