Tenacity
-
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
2.364.95-5.0
1
7.18
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Fracture
Uneven, Subconchoidal, Fibrous
Uneven
Cleavage
[110] perfect, [101] good, [010] distinct
Imperfect to indistinct on {10 1 0}, parting on {0001}
Mohs Hardness
3.5-44-5
2
10
👆🏻
Chemical Composition
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references