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Plancheite

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PDM587744

Plancheite

Description Tabs

Description
Locality: 
Kolwezi District, Lualaba, DR Congo
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.2 × 4.8 × 3 cm
Largest Crystal: 
0.90cm
Description

Spheroidal groups of light blue acicular crystals of plancheite richly covering a typical dolomitic rock from the Kolwezi district. It was extracted by Achiel Moors, a Belgian mineral collector who lived in Congo between 1957 and 1972.

Mineral Data
What's on the rock

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)

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