exclusiveminerals2:
Dioptase crystals with plancheite, Tantara Mine, Katanga Province, Democratic Republic of the Congo; 15 cm wide
exclusiveminerals2:
Dioptase, Katanga Province, Democratic Republic of the Congo; 12.5 cm across
exclusiveminerals2:
Primary malachite crystal cluster with dioptase and minor shattuckite, Tantara Mine, Katanga Province, Democratic Republic of the Congo; 11 cm across