Dioptase - image 1
Photo by Blanca Espinoza

Dioptase

U

University of Texas at Austin
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Dioptase, 6cm, from the Tsumeb mine, Oshikoto Region, Namibia. Blanca Espinoza photo.

Product details

Species
DioptaseAbout Dioptase →
Added on03/26/2026
Locality
Namibia, Oshikoto Region, TsumebRegional guide →
Publications
  • Mineralogical Record 57 2 page 110

Learn more

Dioptase
Mineral guide
Learn about Dioptase
vivid emerald-green crystals with glassy luster, often on white calcite or quartz; highly collectible due to color, clarity, and brittleness.
Dioptase
Regional guide
Dioptase from Tsumeb, Namibia
Tsumeb collector's guide - razor-sharp emerald-green crystals on calcite, prized trophies from a famed locality with specimens and rarity.