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Dioptase & Plancheite

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ESM784045

Dioptase & Plancheite

Description Tabs

Description
Locality: 
Omaue Mine, Kaokoveld Plateau, Kunene Region, Namibia
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 3 × 3 cm
Description

Lustrous emerald green dioptase crystals with pale blue plancheite, partially covering quartz crystals

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...

Plancheite

Formula: 
Cu8(Si8O22)(OH)4·H2O
Strunz: 
9.DB.35
Crystal System: 
Orthorhombic
Hardness: 
6.0
Type Locality: 
Sanda carriere (Sanda quarry; Sanda Mine), Mindouli, Mindouli District, Pool Department, Republic of Congo (Brazzaville)