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Thaumasite Baryte & Hausmannite

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RAF736382

Thaumasite Baryte & Hausmannite

Rare Mineral

Description Tabs

Description
Locality: 
NChwaning II Mine, Kuruman, Kalahari, Northern Cape Province, South Africa
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.5 × 8.7 × 4.1 cm
Largest Crystal: 
6.40cm
Weight: 
416.00gr
Description

A fabulous Thaumasite large Baryte & Hausmannite specimen from N'Chwaning II Mine, Northern Cape. This is a nice palm size specimen.

Mineral Data
What's on the rock

Thaumasite

Formula: 
Ca3(SO4)[Si(OH)6](CO3)·12H2O
Strunz: 
7.DG.15
Hardness: 
3.5
Streak: 
White
Type Locality: 
Bjelke Mines, Åreskutan, Åre, Jämtland, Sweden

Baryte

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

Hausmannite

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