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Chalcophanite Segnitite & Carminite

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PJM51346

Chalcophanite Segnitite & Carminite

Description Tabs

Description
Locality: 
Kintore Open Cut, Broken Hill, New South Wales, Australia
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 2.5 × 2.2 cm
Description

Black chalcophanite in both lusterous black rosettes and crystals and as solid crystalline spheres over a garnet sandstone matrix lined with small druzy masses of yellow green segnitite (type locality) and red carminite

Mineral Data
What's on the rock

Chalcophanite

Formula: 
(Zn,Fe,Mn)Mn3O7·3H2O
Strunz: 
4.FL.20
Crystal System: 
Trigonal
Hardness: 
2.5
Type Locality: 
Passaic pit (Marshall Mine; Passaic Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA

Segnitite

Formula: 
PbFe3+3(AsO4)2(OH,H2O)6
Strunz: 
8.BL.10
Crystal System: 
Trigonal
Hardness: 
4.0
Type Locality: 
Kintore opencut, Broken Hill, Yancowinna Co., New South Wales, Australia

Carminite

Formula: 
PbFe3+2(AsO4)2(OH)2
Strunz: 
8.BH.30
Crystal System: 
Orthorhombic
Hardness: 
3.5
Type Locality: 
Louise Mine, Bürdenbach, Altenkirchen, Wied Iron Spar District, Westerwald, Rhineland-Palatinate, Germany
Earthstones Australia

Seller Information

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