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Azurite

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NST720070

Azurite

Description Tabs

Description
Locality: 
Schmitt Quarry, Altenmittlau, Spessart, Hesse, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 3.2 × 2.8 cm
Description

An aggregate of deep blue Azurite crystals on saddle-shaped Dolomite from the quarry in Altenmittlau. This locality is considered having produced Germany's best Azurites. The quarry is abandoned since 1990 and backfilled.

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...