General Information:
Chemical Formula:
(K,Na)AlSiO4
Composition:
(Molecular Weight = 154.14 gm)
Potassium 19.02 % K
Sodium 3.73 % Na
Aluminum 17.51 % Al
Silicon 18.22 % Si
Oxygen 41.52 % O
Empirical Formula:
K0.75Na0.25AlSiO4
Physical Properties:
Cleavage:
None
Color:
colorless.
Density:
2.63
Diaphaniety:
Transparent
Hardness:
6 - Orthoclase
Luster:
Vitreous (Glassy)
Streak:
white
More details...