Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.69-2.794.95-5.0
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
Poor on {0001}
Imperfect to indistinct on {10 1 0}, parting on {0001}
Mohs Hardness
5.5-6.54-5
2
10
👆🏻
Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references