Tenacity
Brittle
-
Solubility
Slowly dissolves in water
-
Durability
-
-
Specific Gravity
-99992.56-2.60
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, ConchoidalWalter Schumann
Cleavage
None
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
Mohs Hardness
3.5-46-6.5
2
10
👆🏻
Chemical Composition
K2Mg2(SO4)3
Plagioclase Feldspar s: (Na,Ca)Al1-2Si3-2O8 Orthoclase Feldspar : KAlSi3O8