Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.48-3.604.32-4.48
1
7.18
👆🏻
Fracture
Sub-Conchoidal, Conchoidal
Uneven, Subconchoidal, Conchoidal
Cleavage
Distinct on [110], parting on {221}
{101}, good; {010}, poor
Mohs Hardness
5-5.53.5
2
10
👆🏻
Chemical Composition
CaTiSiO5
Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)