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Mineralati

Minerals

Azurite

Cu3(CO3)2(OH)2

Is Azurite a Crystal or Gemstone? - Rock & Mineral

Is Azurite a Crystal or Gemstone? - Rock & Mineral — via www.findgemstone.com · Source

Overview

Deep blue secondary copper carbonate.

Identification characteristics

  • Mohs hardness 3.5–4
  • Streak: Light blue
  • Lustre: Vitreous

Formation and occurrence

Oxidised copper deposits

Common uses

Ore, pigment historically

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