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Hausmannite

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CR16364

Hausmannite

Description Tabs

Description
Locality: 
NChwaning II Mine, Kuruman, Kalahari, Northern Cape Province, South Africa
Size Range: 
Cabinet (10-18 cm)
Size: 
11 × 13 × 6.5 cm
Largest Crystal: 
1.50cm
Description

Very rich specimen of hundreds of black hausmannite octahedrons all over the specimen.

Ex Dr. Hartel collection, Germany

Mineral Data
What's on the rock

Hausmannite

Formula: 
Mn2+Mn3+2O4
Strunz: 
4.BB.10
Hardness: 
5.5
Type Locality: 
Oehrenstock (Öhrenstock), Langewiesen, Ilmenau District, Thuringian Forest, Thuringia, Germany