General Information:
Chemical Formula:
Ca4MgB4O6(OH)6(CO3)2
Composition:
(Molecular Weight = 545.92 gm)
Calcium 29.37 % Ca
Magnesium 4.45 % Mg
Boron 7.92 % B
Hydrogen 1.11 % H
Carbon 4.40 % C
Oxygen 52.75 % O
Empirical Formula:
Ca4MgB4O6(OH)6(CO3)2
IMA Status:
Approved IMA 1965
Physical Properties:
Cleavage:
[100] Perfect, [110] Perfect
Color:
blue green, colorless, green, or greenish blue.
Density:
2.77
Hardness:
4 - Fluorite
Luster:
Vitreous - Pearly
Streak:
white
More details...