General Information:
Chemical Formula:
Ca2B5O9(OH)·(H2O)
Composition:
(Molecular Weight = 313.22 gm)
Calcium 25.59 % Ca
Boron 17.26 % B
Hydrogen 0.97 % H
Oxygen 56.19 % O
Empirical Formula:
Ca2B5O9(OH)·(H2O)
IMA Status:
Approved IMA 1985
Physical Properties:
Color:
brownish, brownish white, or white.
Density:
2.189
Diaphaniety:
Transparent
Hardness:
5 - Apatite
Luster:
Vitreous (Glassy)
Streak:
white
More details...