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Manganite

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PDM882674

Manganite

Description Tabs

Description
Locality: 
NChwaning Mines, Kuruman, Northern Cape Province, South Africa
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
11.6 × 6.6 × 3.5 cm
Weight: 
385.00gr
Description

Extremely lustrous aggregate with hundreds of manganite crystals on matrix. No damages.

It was exchanged in 1962 in Johannesburg's Museum by Roger Van Dooren

Ex. Van Dooren collection, #8068.

Mineral Data
What's on the rock

Manganite

Formula: 
Mn3+O(OH)
Strunz: 
4.FD.15
Hardness: 
4.0
Type Locality: 
Manganese deposit, Ilfeld, Nordhausen, Harz, Thuringia, Germany

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