Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.98-3.103.20-3.22
1
7.18
👆🏻
Fracture
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Conchoidal
Cleavage
[100] Perfect, [110] Good, [011] Distinct
Perfect on pseudo {0001}
Mohs Hardness
63
2
10
👆🏻
Chemical Composition
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Na2SrZrSi6O17(OH)3·3H2O