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Hetaerolite & Chalcophanite

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RSG982126

Hetaerolite & Chalcophanite

Description Tabs

Description
Locality: 
Mohawk Mine, Mohawk Hill, San Bernardino County, California, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 2.2 × 1.5 cm
Description

Black lustrous hetaerolite crystals associated with chalcophanite balls

In a box 2.8x2.8cm, labelled

FoV : 3.8mm

Ex Cornu 1991

Mineral Data
What's on the rock

Hetaerolite

Formula: 
ZnMn2O4
Strunz: 
4.BB.10
Hardness: 
6.0
Colour: 
Black
Type Locality: 
Passaic pit (Marshall Mine; Passaic Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA

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

Seller Information

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