Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.23-3.262.60-2.64
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Splintery, Conchoidal
Cleavage
Perfect on {010} imperfect on {100}
Absent
Mohs Hardness
6.5-76.5-7
2
10
👆🏻
Chemical Composition
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
SiO 2Arthur Thomas , Gemstones (2009)