Tenacity
Flexible
Brittle
Solubility
-
Soluble
Durability
-
-
Specific Gravity
4.6-4.763.25-3.35
1
7.18
👆🏻
Fracture
-
Conchoidal, ConchoidalWalter Schumann
Cleavage
Perfect on {0001}
Perfect in three directions
Mohs Hardness
-99995
2
10
👆🏻
Chemical Composition
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references