1 Physical Properties
1.1 Tenacity
1.4 Solubility
Not Available
Not Available
1.5 Durability
Not Available
Not Available
1.6 Specific Gravity
3.87-4.142.65-2.90
1
7.18
1.8 Fracture
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Gemstones (2009), Flexible Flexible fragments.
1.9 Cleavage
Poor on {120}, in traces on {001}
{001} Perfect
1.10 Mohs Hardness
1.11 Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references