Aurichalcite, (with Hemimorphite and Hydrozincite)

Aurichalcite


Composition: (Zn,Cu2+)5(CO3)2(OH)6
Crystal System : Monoclinic
Colours: Blue-white, pale-blue, greenish-blue
Lustre : Silky, pearly
Hardness : 1-2
Specific Gravity : 3.96
References: Gebhard (1999)