Mineral - Azurite

Name Azurite
Class Carbonates
Category Secondary copper mineral
Crystal system Monoclinic
Chemical composition Copper hydroxycarbonate (Cu₃(CO₃)₂(OH)₂)
Hardness (Mohs scale) 3.5 to 4
Transparency Transparent to translucent, sometimes opaque
Geographical origin Morocco, Namibia, Democratic Republic of the Congo, Australia, United States, Mexico