Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.82-3.973.63-3.9
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Conchoidal, Uneven
Cleavage
Perfect on [001] and [011]
Indistinct
Mohs Hardness
5.5-67.5-8
2
10
👆🏻
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references