Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Dioptase & Quartz

Views:
Watches:
NST703691

Dioptase & Quartz

Description Tabs

Description
Locality: 
Omaue Mine, Kaokoveld Plateau, Kunene Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.7 × 2.3 × 2 cm
Largest Crystal: 
1.80cm
Description

A fine group of lustrous Dioptase up to 1.8 cm on typical quartz matrix. One of the Dioptase crystals shows a crown of white, microcrystalline Quartz on top. A fine display specimen from Namibia.

Mineral Data
What's on the rock

Dioptase

Formula: 
CuSiO3·H2O
Strunz: 
9.CJ.30
Crystal System: 
Trigonal
Hardness: 
5.0
Streak: 
Green
Type Locality: 
Altyn-Tyube dioptase deposit (Altyn-Tube), Altyn-Tyube area, Kirghiz Steppes (Asiatic Steppes), Karagandy Province (Qaragandy Oblysy; Karaganda Oblast'), Kazakhstan...

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White