General Information:
Chemical Formula:
Ca2Mn++2B4O7(OH)6
Composition:
(Molecular Weight = 447.31 gm)
Calcium 17.92 % Ca
Manganese 24.56 % Mn
Boron 9.67 % B
Hydrogen 1.35 % H
Oxygen 46.50 % O
Empirical Formula:
Ca2Mn2+2B4O7(OH)6
Physical Properties:
Cleavage:
[001] Indistinct, [021] Indistinct, [100] Distinct
Color:
light brown.
Density:
2.935
Diaphaniety:
Transparent
Hardness:
5 - Apatite
Luster:
Vitreous (Glassy)
Streak:
light brown
More details...