General Information:
Chemical Formula:
Ca3Al2(SiO4)3-x(OH)4x x=1.5-3
Composition:
(Molecular Weight = 414.37 gm)
Calcium 29.02 % Ca
Aluminum 13.02 % Al
Silicon 10.17 % Si
Hydrogen 1.46 % H
Oxygen 46.33 % O
Empirical Formula:
Ca3Al2(SiO4)1.5(OH)6
IMA Status:
Approved IMA 1983
Physical Properties:
Cleavage:
None
Color:
colorless or milky white.
Density:
2.76
Diaphaniety:
Transparent to Translucent
Hardness:
5-6 - Between Apatite and Orthoclase
Luster:
Vitreous (Glassy)
Streak:
white
More details...