Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.82-3.974.32-4.48
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Uneven, Subconchoidal, Conchoidal
Cleavage
Perfect on [001] and [011]
{101}, good; {010}, poor
Mohs Hardness
5.5-63.5
2
10
👆🏻
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)