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Azurite & Dolomite

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MGR574601

Azurite & Dolomite

Description Tabs

Description
Locality: 
St Gertraudi, Brixlegg, Tyrol, Austria
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 4.6 × 2.9 cm
Description

A very aesthetic combination of intense blue azurite with one isolated dolomite crystal exposed at the top of the specimen. Famous classic material from this historic locality. No significant damages to report.

Mineral Data
What's on the rock

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...

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White