General Information:
Chemical Formula:
(Zn,Cu)2(CO3)(OH)2
Composition:
(Molecular Weight = 223.42 gm)
Zinc 36.58 % Zn
Copper 21.33 % Cu
Hydrogen 0.90 % H
Carbon 5.38 % C
Oxygen 35.81 % O
Empirical Formula:
Zn1.25Cu0.75(CO3)(OH)2
Physical Properties:
Cleavage:
[???] Good, [???] Good
Color:
white, white green, or light green.
Density:
4 - 4.2, Average = 4.09
Diaphaniety:
Transparent to Translucent
Hardness:
4.5 - Between Fluorite and Apatite
Luster:
Subadamantine
More details...