Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.56-2.602.00-2.45
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann
Sub-Conchoidal, Conchoidal
Cleavage
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
none
Mohs Hardness
6-6.52-4
2
10
👆🏻
Chemical Composition
Plagioclase Feldspar s: (Na,Ca)Al1-2Si3-2O8 Orthoclase Feldspar : KAlSi3O8
Cu2H2Si2O5(OH)4