Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.98-3.103.22-3.40
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
{100} Perfect, {110} Good, {011} Distinct
Perfect
Mohs Hardness
5.5-65-6
2
10
👆🏻
Chemical Composition
LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references
(Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)