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Hausmannite With Baryte & Andradite

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PDM905634

Hausmannite With Baryte & Andradite

Description Tabs

Description
Locality: 
NChwaning Mines, Kuruman, Northern Cape Province, South Africa
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.7 × 4.3 × 2.3 cm
Description

Group with hundreds of black pseudo-octahedral crystals of hausmannite with granny surfaces, associated to thick, undamaged pale-white baryte crystals, which is uncommon for the locality, and tiny reddish dodecahedral andradites.

Bought in 1990, it is an Ex. J.Muizebelt specimen.

Combine specimens to reduce shipping costs!.

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

Baryte

Formula: 
BaSO4
Strunz: 
7.AD.35
Hardness: 
3.0 - 3.5
Streak: 
White

Andradite

Formula: 
Ca3Fe3+2(SiO4)3
Strunz: 
9.AD.25
Crystal System: 
Isometric
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Drammen, Buskerud, Norway

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