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Chalcophanite & Hydrohetaerolite

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HCL117972

Chalcophanite & Hydrohetaerolite

Description Tabs

Description
Locality: 
Precaución Mine, Cabezo de San Ginés, El Estrecho de San Ginés, Cartagena, Murcia, Spain
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 8 × 4.5 cm
Description

  Black botryoidal aggregates of chalcophanite and violet microcrystals of hydrohetaerolite covering part fo the calcophanite in a limonite matrix.  

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

Hydrohetaerolite

Formula: 
ZnMn2O4·H2O
Strunz: 
4.BB.10
Hardness: 
5.0 - 6.0
Type Locality: 
Wolftone Mine, Carbonate Hill, Leadville, Leadville District, Lake Co., Colorado, USA

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