1 Physical Properties
1.1 Tenacity
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.745-3.7763.62-3.80
1
7.18
4.7 Fracture
Conchoidal, Conchoidal, Brittle
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
4.8 Cleavage
Perfect on {010}, fair on {101}
Not Available
4.9 Mohs Hardness
4.16 Chemical Composition
Cu2Cl(OH)3
Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)