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Dioptase

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SCH655059

Dioptase

Classic Locality

Description Tabs

Description
Locality: 
Christoph Mine, Kaokoveld, Kunene Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 1.1 × 0.6 cm
Description

A great single dioptase crystal of 14mm. It is brilliantly lustrous with dark emerald-green color and very sharp, perfectly terminated. The quality is superior. When backlighted it is transparent and gem with marvelous blue and green nuances. The specimen is very three dimensional with an aesthetic and dazzling display. In superb condition. 

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...
schani

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