General Information:
Chemical Formula:
NaAl(SO4)2·11(H2O)
Composition:
(Molecular Weight = 440.27 gm)
Sodium 5.22 % Na
Aluminum 6.13 % Al
Hydrogen 5.04 % H
Sulfur 14.57 % S
Oxygen 69.05 % O
Empirical Formula:
NaAl(SO4)2·11(H2O)
Physical Properties:
Cleavage:
[100] Good, [001] Indistinct, [010] Indistinct
Color:
colorless or white.
Density:
1.73 - 1.765, Average = 1.74
Diaphaniety:
Transparent to Translucent
Hardness:
3 - Calcite
Luster:
Vitreous (Glassy)
Streak:
white
More details...