General Information:
Chemical Formula:
(Fe,Mg)2(OH)3Cl
Composition:
(Molecular Weight = 182.40 gm)
Magnesium 6.66 % Mg
Iron 45.93 % Fe
Hydrogen 1.66 % H
Chlorine 19.44 % Cl
Oxygen 26.32 % O
Empirical Formula:
Fe2+1.5Mg0.5(OH)3Cl
IMA Status:
Approved IMA
Physical Properties:
Cleavage:
[???] Good
Color:
colorless, yellow, light green, or red.
Density:
3.04
Diaphaniety:
Translucent to Opaque
Hardness:
3.5 - Copper Penny
Streak:
white
More details...