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Despujolsite & Andradite & Hausmannite

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ESM738075

Despujolsite & Andradite & Hausmannite

Description Tabs

Description
Locality: 
NChwaning II Mine, Kuruman, Kalahari, Northern Cape Province, South Africa
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 4 × 3 cm
Description

Lustrous yellow despujolsite crystals perched on a dark hausmannite crystals with minor red-brown andradite on matrix ( FOV 4,4 mm )

Mineral Data
What's on the rock

Despujolsite

Formula: 
Ca3Mn4+(SO4)2(OH)6·3H2O
Strunz: 
7.DF.25
Hardness: 
2.5
Type Locality: 
Tachgagalt Mine, Ouarzazate Province, Souss-Massa-Draâ Region, Morocco

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

Hausmannite

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