Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.70-3.953.19-3.56
1
7.18
👆🏻
Fracture
-
Uneven, Conchoidal
Cleavage
1,1 basal.
{110} Perfect, {010} Indistinct
Mohs Hardness
3.5-45.5-6
2
10
👆🏻
Chemical Composition
(Cu) 3(OH) 2(CO 3) 2 + Cu 2(CO 3)(OH) 2Gemdat.org , Management Team (2012)
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)