Zircosulfate

General Information:
 Chemical Formula:
Zr(SO4)2·4(H2O)
 Composition:
(Molecular Weight = 355.41 gm)
Zirconium 25.67 % Zr
Hydrogen 2.27 % H 
Sulfur 18.04 % S 
Oxygen 54.02 % O 
 Empirical Formula:
Zr(SO4)2·4(H2O)
 IMA Status:
Approved IMA 1965
Physical Properties:
 Color:
colorless or white.
 Density:
2.83 - 2.85, Average = 2.84
 Diaphaniety:
Transparent to Translucent
 Hardness:
2.5-3 - Finger Nail-Calcite
 Luster:
Earthy (Dull)
 Streak:
white
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