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Plancheite With Malachite

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PDM777957

Plancheite With Malachite

Classic Locality

Description Tabs

Description
Locality: 
M'Sesa Mine, Kambove, Haut-Katanga, DR Congo
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.2 × 5.5 × 3.7 cm
Description

Typical M'sesa specimen featuring an irregular aggregate of light blue acicular plancheite and minor shattuckite forming spheroidal groups that reach 18 mm in size. The clusters were brecciated and the fractures and cavities were filled up by primary crystallized malachite and black patches of heterogenite.

Collected before 1968 by Martíal Borzee, a Belgian colonist to Congo. Ex. Martíal Borzee specimen.

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)

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

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