1 Physical Properties
1.1 Tenacity
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.5 Fracture
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Uneven
1.6 Cleavage
Perfect on {100}
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
1.7 Mohs Hardness
1.8 Chemical Composition
Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references