Palm-Sized Druzy Dioptase Crystal, Mineral Specimen from N’tola Mine, DR Congo

Description

Druzy Dioptase Crystal, Mineral Specimen from N’tola Mine, DR Congo

Dimensions:

7 cm (2.7”) x 5.5 cm (2.1”)

Weight: 125 g

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.

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!