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Azurite & Malachite & Dolomite

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ESM1032998

Azurite & Malachite & Dolomite

Description Tabs

Description
Locality: 
Schmitt Quarry, Altenmittlau, Spessart, Hesse, Germany
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 5 × 3 cm
Description

Deep blue azurite crystals with green malachite crystals on dolomite crystals lining a vug

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...

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

Dolomite

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