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Tyrolite & Azurite

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BMM801938

Tyrolite & Azurite

Description Tabs

Description
Locality: 
Profunda Mine, Cármenes, León, Castile & León, Spain
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 7 × 2.8 cm
Description

Rich specimen with intensely green tyrolite and very dark azurite. Very good contrast through the light brown matrix! The specimen stands in the displayed position without support (second photo).

Mineral Data
What's on the rock

Tyrolite

Formula: 
Ca2Cu9(AsO4)4(CO3)(OH)8·11H2O
Strunz: 
8.DM.10
Hardness: 
1.5 - 2.0
Type Locality: 
Falkenstein, Falkenstein District, Schwaz, Brixlegg - Schwaz area, Inn valley, North Tyrol, Tyrol, Austria

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...