Dioptase, 3.5 carats (.7 grams), Kunene Region, Namibia, Africa
Dioptase is an intense emerald-green to bluish-green copper cyclosilicate mineral. It is transparent to translucent. Its luster is vitreous to sub-adamantine. Its formula is CuSiO3·H2O (also reported as CuSiO2(OH)2). It has a hardness of 5.
Height: .6 cm
Width: .4 cm
Length: 1.7 cm
Weight: 3.5 carats (.7 grams)
Nharo has been collecting mineral specimens in Southern Africa since 2002. We focus on bringing a wide variety of unusual, beautiful and energetic minerals back home with us!