
General Information:

Chemical Formula:
K2SO4

Composition:
(Molecular Weight = 174.26 gm)
Potassium 44.87 %
K Sulfur 18.40 %
S Oxygen 36.73 %
O 
Empirical Formula:
K2(SO4)

Locality:
Santa Ana mine, Trabaco Canyon, Orange County, California.
Physical Properties:

Cleavage:
[010] Good, [001] Good

Color:
colorless, yellow, or white.

Density:
2.663

Diaphaniety:
Transparent

Hardness:
2 - Gypsum

Luster:
Vitreous (Glassy)

Streak:
white
More details...