Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.23-3.263.32
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
Perfect on {010} imperfect on {100}
{???} Distinct, {???} Distinct, {???} Distinct
Mohs Hardness
6.5-7-9999
2
10
👆🏻
Chemical Composition
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
LiFe3+ (PO 4)(OH)Anthony et al , Handbook of mineralogy (2001)