Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.22-3.403.05-3.21
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Subconchoidal, Splintery
Cleavage
Perfect
Good on {110}, poor on {100}
Mohs Hardness
5-67.5
2
10
👆🏻
Chemical Composition
(Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)
Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references