General Information:
Chemical Formula:
NaAl3Al6(BO3)3(Si6O18)(O,OH)4
Composition:
(Molecular Weight = 1,140.18 gm)
Sodium 2.02 % Na
Aluminum 21.30 % Al
Silicon 14.78 % Si
Boron 5.69 % B
Hydrogen 0.09 % H
Oxygen 56.13 % O
Empirical Formula:
NaAl9(BO3)3Si6O21(OH)
IMA Status:
Approved IMA
Physical Properties:
Color:
light pink.
Density:
3.01
Diaphaniety:
Transparent
Hardness:
7 - Quartz
Luster:
Vitreous (Glassy)
Streak:
white
More details...