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Calcite With Chalcophanite

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FNW38515

Calcite With Chalcophanite

Description Tabs

Description
Locality: 
La Union, Murcia, Spain
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 8.9 × 4 cm
Description

Excellent growth of scalendrohedral calcite crystals with chalcophanite inclusions.

Mineral Data
What's on the rock

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

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
Fine Minerals World