Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.814.95-5.0
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
{001} Perfect
Imperfect to indistinct on {10 1 0}, parting on {0001}
Mohs Hardness
4.5-54-5
2
10
👆🏻
Chemical Composition
NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references