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Theisite Aragonite & Azurite

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RSL549404

Theisite Aragonite & Azurite

Description Tabs

Description
Locality: 
Les Ferreres Mine, Rocabruna, Camprodon, Ripollès, Girona, Catalonia, Spain
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 5.5 × 3.5 cm
Description

Nice specimen of theisite where we can observe several globular clusters formed by lamellar crystals with an intense blue-green color contrasting with the azurite. This is a rare arsenate-antimonate of copper and zinc has been described in this mine in the Pyrenees and it is the second citation in Spain. Analysis will be sent to buyer. Accompanied by prismatic brilliant and transparent aragonite crystals.

Mineral Data
What's on the rock

Theisite

Formula: 
Cu5Zn5(AsO4,SbO4)2(OH)14
Strunz: 
8.BE.75
Hardness: 
0.0
Streak: 
Off-white
Type Locality: 
Tuckerville prospects, Hinsdale Co., Colorado, USA

Aragonite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.15
Crystal System: 
Hexagonal
Hardness: 
3.5 - 4.0
Type Locality: 
Gallo river, Molina de Aragón, Guadalajara, Castile-La Mancha, Spain

Azurite

Formula: 
Cu3(CO3)2(OH)2
Strunz: 
5.BA.05
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Type Locality: 
Chessy copper mines, Chessy-les-Mines, Le Bois d'Oingt, Rhône, Rhône-Alpes, France...
Analysis
Analysis Report - only: Theisite Aragonite & Azurite