Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.70-3.953.95-4.10
1
7.18
👆🏻
Fracture
-
Uneven
Cleavage
1,1 basal.
{110} Perfect, {110} Perfect, {110} Perfect
Mohs Hardness
3.5-43.5-4
2
10
👆🏻
Chemical Composition
(Cu) 3(OH) 2(CO 3) 2 + Cu 2(CO 3)(OH) 2Gemdat.org , Management Team (2012)
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references