Learn about Brochantite
emerald-green prisms and silky sprays of a copper sulfate hydroxide; valued for vivid color, varied crystal habits, and copper-collection appeal.Brochantite from Tsumeb, Namibia
from Tsumeb, Namibia — a supergene copper sulfate with velvety green crusts and acicular crystals, oxidation-zone textures aiding identification.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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