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Dioptase & Duftite

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RAF70685

Dioptase & Duftite

Description Tabs

Description
Locality: 
Kandesei, Kaokoveld Plateau, Kunene Region, Namibia
Size Range: 
Cabinet (10-18 cm)
Size: 
11.5 × 11 × 4 cm
Description

A very fine combination of dioptase and duftite. Some crystals are partly covered by duftite.

One very large crystal measures 1cm x 1cm x 1cm.

Weight: 232gr

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...

Duftite

Formula: 
PbCu(AsO4)(OH)
Strunz: 
8.BH.35
Crystal System: 
Orthorhombic
Hardness: 
4.5
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia
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