Tenacity
-
Brittle
Solubility
-
Slowly dissolves in water
Durability
-
-
Specific Gravity
3.19-3.56-9999
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
{110} Perfect, {010} Indistinct
None
Mohs Hardness
5.5-63.5-4
2
10
👆🏻
Chemical Composition
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
K2Mg2(SO4)3