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.
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.