Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.27-2.335.90-6.10
1
7.18
👆🏻
Fracture
-
Conchoidal
Cleavage
Perfect
{110} Distinct, {001} Indistinct, {100} Indistinct
Mohs Hardness
5.5-62.5-3
2
10
👆🏻
Chemical Composition
Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references