Tenacity
-
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
2.362.98-3.10
1
7.18
👆🏻
Fracture
Uneven, Subconchoidal, Fibrous
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Cleavage
[110] perfect, [101] good, [010] distinct
[100] Perfect, [110] Good, [011] Distinct
Mohs Hardness
3.5-46
2
10
👆🏻
Chemical Composition
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references