General Information:
Chemical Formula:
Ca2ZnSi2O7
Composition:
(Molecular Weight = 313.71 gm)
Calcium 25.55 % Ca
Zinc 20.84 % Zn
Silicon 17.91 % Si
Oxygen 35.70 % O
Empirical Formula:
Ca2ZnSi2O7
Environment:
Metamorposed zinc deposits.
Locality:
Franklin, Sussex Co., New Jersey, USA.
Physical Properties:
Cleavage:
[100] Perfect, [110] Fair
Color:
white, light brown, or pink.
Density:
3.4
Diaphaniety:
Transparent to translucent
Habits:
Massive - Granular - Common texture observed in granite and other igneous rock., ,
Hardness:
3-4 - Calcite-Fluorite
Luminescence:
Non-fluorescent.
Luster:
Vitreous (Glassy)
Streak:
white
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