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Chalcophyllite & Cyanotrichite

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ESM708702

Chalcophyllite & Cyanotrichite

Description Tabs

Description
Locality: 
Salsigne Mine, Salsigne, Aude, Occitanie, France
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2 × 3 × 1.8 cm
Description

Transparent green hexagonal plates of chalcophyllite with spheres of blue cyanotrichite crystals on matrix

Mineral Data
What's on the rock

Chalcophyllite

Formula: 
Cu18Al2(SO4)3(AsO4)3(OH)27·33H2O
Strunz: 
8.DF.30
Crystal System: 
Trigonal
Hardness: 
2.0

Cyanotrichite

Formula: 
Cu4Al2(SO4)(OH)12·2H2O
Strunz: 
7.DE.10
Crystal System: 
Orthorhombic
Hardness: 
1.0 - 3.0
Type Locality: 
Moldova Nouă (Neumoldowa), Moldova Nouă-Sasca Cu-Mo ore field, Banat Mts, Caraş-Severin Co., Romania