General Information:
Chemical Formula:
Be2(BO3)(OH,F)·(H2O)
Composition:
(Molecular Weight = 171.16 gm)
Beryllium 10.53 % Be
Boron 12.63 % B
Hydrogen 1.62 % H
Oxygen 72.44 % O
Fluorine 2.77 % F
Empirical Formula:
Be2(BO3)(OH)0.75F0.25·(H2O)
IMA Status:
Approved IMA 1967
Physical Properties:
Cleavage:
[0001] Perfect
Color:
colorless.
Density:
2.2
Diaphaniety:
Transparent
Hardness:
3 - Calcite
Luster:
Vitreous (Glassy)
Streak:
white
More details...