Mimetite

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Attractive green crystallized smithsonite covering one side of matrix. Minor mimetite is present. This is in very good condition with just slight micro-damage present but quite minimal.The Tsumeb Mine in northern Namibia was one of the worlds most famous polymetallic mines, known for producing copper, lead, and zinc from a large pipe like orebody hosted in dolomite. Mining began in the late 19th century and expanded through the 20th century with extensive underground workings and a major smelter that supported the local economy. The deposit became internationally renowned for its extraordinary mineral diversity, with hundreds of mineral species identified from the mine. Although primary mining ended in the 1990s, Tsumeb remains one of the most celebrated mineral localities in the world for both scientific study and mineral collecting.This specimen was on public display at the Tucson Gem and Mineral Show, 2026.