General Information:
Chemical Formula:
ZnFe+++2(AsO4)2(OH)2·4(H2O)
Composition:
(Molecular Weight = 561.00 gm)
Zinc 11.66 % Zn
Iron 19.91 % Fe
Arsenic 26.71 % As
Hydrogen 1.80 % H
Oxygen 39.93 % O
Empirical Formula:
ZnFe3+2(AsO4)2(OH)2·4(H2O)
IMA Status:
Approved IMA 1979
Physical Properties:
Cleavage:
[???] Good
Color:
greenish yellow.
Density:
2.39
Diaphaniety:
Transparent
Hardness:
3 - Calcite
Luster:
Vitreous (Glassy)
Streak:
light yellow
More details...