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Dioptase & Quartz

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RAF54323

Dioptase & Quartz

Description Tabs

Description
Locality: 
Kandesei, Kaokoveld Plateau, Kunene Region, Namibia
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 4 × 3.2 cm
Largest Crystal: 
0.50cm
Description

A specimen of dioptase on quartz from Kaokoland, Namibia. Deep green crystals can be seen  on the quartz.

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