Tenacity
Brittle
-
Solubility
Water-soluble
-
Durability
-
-
Specific Gravity
2.172.56-2.60
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, ConchoidalWalter Schumann
Cleavage
Perfect {001}, three directions cubic
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
Mohs Hardness
2.0-2.56-6.5
2
10
👆🏻
Chemical Composition
NaCl
Plagioclase Feldspar s: (Na,Ca)Al1-2Si3-2O8 Orthoclase Feldspar : KAlSi3O8