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Dioptase

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QRI812565

Dioptase

Former collection Dodsworth (UK)
Classic Locality

Description Tabs

Description
Locality: 
Altyn-Tyube Deposit, Karaganda Oblast, Kazakhstan
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 2.8 × 2 cm
Largest Crystal: 
0.60cm
Weight: 
9.00gr
Description

Rich thumbnail specimen featuring a dozen of deep green dioptase crystals on matrix from the classic Kazakhstani locality. Dioptase crystals display superb lustre, occasionally double terminated and some with partial transparency. A few white calcite crystals provide an excellent color crystals. Some growth patterns are sometimes visible when observed with direct light. 

In excellent conditions, provided some minor peripheral wears. The specimen comes from the former collection Dodsworth (CH) and will be shipped with the original cardboard box and related label from Crystal Vine.

Boxed with Label
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...

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