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(c) Mineral Picture courtesy of www.yuprocks.com
Mineral Picture courtesy of www.yuprocks.com

AzuriteCu3(CO3)2(OH)2

Class: Carbonate
Hardness: 3.5 - 4
Density: 3.8
Streak: Lighter blue
Lustre: Vitreous, earthy (fine grained)
Habit: Fine grained coating or fracture filling on rock
Colours: Azure blue

  Crystal System: Monoclinic
Cleavage: Perfect
Fracture: Conchoidal
Magnetism: None
Reaction with HCl: Strong

Identification in hand sample:
Colour is reliable, association with malachite is also indicative.

Associations:
Common mineral in the near-surface oxidized portion of copper-bearing hydrothermal sulfide mineral deposits. Associated with malachite.

Industrial / ecomonic uses:
A minor ore of copper, also has ornamental uses. Sometimes a pigment (when powdered).

  

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