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Henritermierite & Hausmannite

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SKY599466

Henritermierite & Hausmannite

Type Locality

Description Tabs

Description
Locality: 
NChwaning Mines, Kuruman, Northern Cape Province, South Africa
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.5 × 0.5 × 0.5 cm
Description

Henritermierite is an extremely rare Ca-Mn silicate mineral only known from 3 localities worldwide. It occurs in this specimen as well formed orange crystals associated to minoritary black metallic hausmannite.

Very sought after mineral in this quality, since sharp crystals of the mineral are very difficult to get.

Mineral Data
What's on the rock

Henritermierite

Formula: 
Ca3(Mn3+,Al)2(SiO4)2(OH)4
Strunz: 
9.AD.25
Hardness: 
0.0
Streak: 
White
Type Locality: 
Tachgagalt Mine, Ouarzazate Province, Souss-Massa-Draâ Region, Morocco

Hausmannite

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

Seller Information

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