1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.17-3.243.65-4.55
1
7.18
1.5 Fracture
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle
ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
(0001) indistinct
None, but may exhibit slight parting
1.7 Mohs Hardness
1.8 Chemical Composition
SiCArthur Thomas , Gemstones (2009)
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)