Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.85-6.156.30-6.39
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Fair in four directions forming octahedrons
[001] good, [210] distinct
Mohs Hardness
3.5-43-3.5
2
10
👆🏻
Chemical Composition
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references