General Information:
Chemical Formula:
Zn3(CO3,SO4)(OH)4
Composition:
(Molecular Weight = 333.22 gm)
Zinc 58.87 % Zn
Hydrogen 1.21 % H
Carbon 2.70 % C
Sulfur 2.41 % S
Oxygen 34.81 % O
Empirical Formula:
Zn3(CO3)0.75(SO4)0.25(OH)4
IMA Status:
Approved IMA 1991
Physical Properties:
Cleavage:
[???] Perfect
Color:
colorless.
Density:
3.93 - 4.09, Average = 4.01
Diaphaniety:
Transparent
Hardness:
2-2.5 - Gypsum-Finger Nail
Luster:
Vitreous (Glassy)
Streak:
white
More details...