General Information:
Chemical Formula:
K2Mg2(SO4)3
Composition:
(Molecular Weight = 415.00 gm)
Potassium 18.84 % K
Magnesium 11.71 % Mg
Sulfur 23.18 % S
Oxygen 46.26 % O
Empirical Formula:
K2Mg2(SO4)3
Environment:
Marine evaporite deposits.
Physical Properties:
Cleavage:
None
Color:
colorless, violet, greenish, gray, or yellowish.
Density:
2.83
Diaphaniety:
Transparent to Translucent
Hardness:
3.5-4 - Copper Penny-Flourite
Luminescence:
Phosphorescent.
Luster:
Vitreous (Glassy)
Streak:
white
More details...