General Information:
Chemical Formula:
Mn5(AsO4)2(OH)4
Composition:
(Molecular Weight = 620.56 gm)
Manganese 44.27 % Mn
Arsenic 24.15 % As
Hydrogen 0.65 % H
Oxygen 30.94 % O
Empirical Formula:
Mn2+5(AsO4)2(OH)4
Physical Properties:
Cleavage:
[010] Perfect
Color:
orange brown or red.
Density:
4.16
Diaphaniety:
Transparent
Hardness:
5-6 - Between Apatite and Orthoclase
Luster:
Adamantine
More details...