Tenacity
Brittle
-
Solubility
Soluble
-
Durability
-
-
Specific Gravity
1.9933.95-4.10
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
Perfect on [100], [010], [001]
{110} Perfect, {110} Perfect, {110} Perfect
Mohs Hardness
2.53.5-4
2
10
👆🏻
Chemical Composition
KCl
(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references