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Gilmarite & Conichalcite

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ESM933154

Gilmarite & Conichalcite

Description Tabs

Description
Locality: 
El Guanaco Mine, Guanaco, Santa Catalina, Antofagasta Province, Antofagasta Region, Chile
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3 × 3 cm
Description

Clusters of blue gilmarite crystals on matrix with minor conichalcite

Mineral Data
What's on the rock

Gilmarite

Formula: 
Cu3(AsO4)(OH)3
Strunz: 
8.BE.25
Crystal System: 
Triclinic
Hardness: 
3.0
Type Locality: 
Roua Mines (Clue de Roua), Daluis, Guillaumes, Alpes-Maritimes, Provence-Alpes-Côte d'Azur, France...

Conichalcite

Formula: 
CaCu(AsO4)(OH)
Strunz: 
8.BH.35
Crystal System: 
Orthorhombic
Hardness: 
4.5
Type Locality: 
Hinojosa del Duque, Córdoba, Andalusia, Spain