1 Physical Properties
1.1 Tenacity
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.70-3.905.50-6.00
1
7.18
1.7 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Not Available
1.8 Cleavage
Perfect on {011}, fair on {100}, poor on {110}
Not Available
1.9 Mohs Hardness
1.13 Chemical Composition
Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
ZrO 2 + CaO or Y 2O 3 or MgOUlrich Henn and Claudio C.