1 Physical Properties
1.2 Tenacity
Not Available
Not Available
1.4 Solubility
Not Available
Not Available
1.5 Durability
Not Available
Not Available
2.2 Specific Gravity
2.98-3.10Not Available
1
7.18
2.9 Fracture
Sub-Conchoidal, Irregular/uneven, Sub-Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Not Available
2.10 Cleavage
[100] Perfect, [110] Good, [011] Distinct
Not Available
2.11 Mohs Hardness
3.4 Chemical Composition
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Not Available