Tenacity
-
Flexible
Solubility
insoluble
-
Durability
-
-
Specific Gravity
2.364.6-4.76
1
7.18
👆🏻
Fracture
Uneven, Subconchoidal, Fibrous
-
Cleavage
[110] perfect, [101] good, [010] distinct
Perfect on {0001}
Mohs Hardness
3.5-4-9999
2
10
👆🏻
Chemical Composition
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references