exclusiveminerals2:
Zincian olivenite crystal cluster with other copper bearing arsenate species, 1st Oxidation Zone, Tsumeb, Namibia; ExThomas K Tousley Fine Mineral Specimen Collection; 6.5 cm across
exclusiveminerals2:
Zincian olivenite crystal cluster with small partial malachite pseudomorphs after azurite with azurite, Tsumeb, Namibia; 5 cm across
exclusiveminerals2:
Zincian olivenite on malachite, Tsumeb, Namibia; 3.1 cm tall