ruby-red copper oxide crystals with brilliant luster, from cubes to octahedra, prized for color, rarity, and historic collecting appeal.
Regional guide
Cuprite from Tsumeb, Namibia
Tsumeb cuprite — Namibia's famed copper-lead-zinc-silver deposit yields wine-red to cherry-red crystals with brilliant luster, often on calcite or smithsonite.
Locality guide
Tsumeb
Tsumeb, Namibia — world-renowned locality famed for a rich copper–lead–zinc ore pipe, with dioptase on calcite, azurite blades, and smithsonite prized by colle…
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