Tenacity
Brittle
Sectile
Solubility
-
-
Durability
-
-
Specific Gravity
3.87-4.142.39
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Irregular
Cleavage
Poor on {120}, in traces on {001}
Perfect on {0001}
Mohs Hardness
5.5-62.5
2
10
👆🏻
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)