20051 Dioptase, Calcite, Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia
Sharp green dioptase crystals on calcite. Ex Roger Colling Collection. Video best viewed full screen.
Sharp green dioptase crystals on calcite. Ex Roger Colling Collection. Video best viewed full screen.
Ex Roger Colling Collection
ex Hatfield Goudey Collection. ex Bernie and Margaret Day Collection
Cluster of emerald-green crystals
Green sprays of dioptase with white apatite. This mine not mentioned in this district in Mindat (Jan 2015).
Mounted in 1981 by Emilie Kendig. Labelled as Yuma Co. Now known as the Bonanza Mine and is in La Paz (County boundaries since changed)
Green dioptase crystals from the Malpaso Quarry (Esperanza Quarry), Dumesnil, Colón Department, Córdoba, Argentina.
2.2×1.6×1.5cm specimen of dioptase crystals with wulfenite crystals and zincian dolomite or minrecordite (not known if tested) from Tsumeb, Namibia. Ex Virgin Valley Sales. View Larger Map | Get Directions