Description
Dioptase (in Matrix)
Vitreous lustre and a green stripe, Darker Green natural colour, with Crust of crystals partially covering an open crevice and part of the front face.
No other minerals / crystals, but Quartz like Matrix.
Dioptase is a not-so-common specimen that belongs to the Silicates family of minerals. Chemical formula Cu6Si6O18·6H2O (also reported as CuSiO2(OH)2
This Specimen suits the amateur, hobbyist and seasoned collectors alike.