1 Physical Properties
1.1 Tenacity
1.2 Solubility
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.5 Fracture
Irregular/uneven
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
1.6 Cleavage
Perfect cleavage parallel to base and prism faces: {001} Perfect, {210} Perfect, {010} Imperfect
{100} Perfect, {110} Good, {011} Distinct
1.7 Mohs Hardness
1.8 Chemical Composition
Not Available
LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references