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Cuprite & Plancheite On Quartz

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RHT732680

Cuprite & Plancheite On Quartz

Classic Locality

Description Tabs

Description
Locality: 
Mashamba West Mine, Kolwezi, Lualaba, DR Congo
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.9 × 4.4 × 3.7 cm
Largest Crystal: 
1.10cm
Weight: 
67.00gr
Description

Dark metallic red cuprite crystals and crusts of pale blue plancheite on quartz.

Mineral Data
What's on the rock

Cuprite

Formula: 
Cu2O
Strunz: 
4.AA.10
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

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)

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White
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