1 Physical Properties
1.1 Tenacity
1.2 Solubility
Not Available
Nearly insoluble in HCl and HNO3
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.5 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Conchoidal, Brittle
1.6 Cleavage
Perfect on {011}, fair on {100}, poor on {110}
Distinct on {010}
1.7 Mohs Hardness
1.8 Chemical Composition
Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Not Available