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Gilmarite

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CR763854

Gilmarite

Rare Mineral

Description Tabs

Description
Locality: 
El Guanaco Mine, Guanaco, Santa Catalina, Antofagasta Province, Antofagasta Region, Chile
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.4 × 0.5 cm
Description

A very good and rich specimen of bluegreen gilmarite crystals and minor conichalcite in vugs.

Rare mineral
 

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...