General Information:
Chemical Formula:
Ca4Si3O9(OH)2
Composition:
(Molecular Weight = 422.58 gm)
Calcium 37.94 % Ca
Silicon 19.94 % Si
Hydrogen 0.48 % H
Oxygen 41.65 % O
Empirical Formula:
Ca4Si3O9(OH)2
Environment:
Metamorphosed limestone.
Locality:
Crestmore quarry, 5 miles NW of Riverside, Riverside Co. California.
Physical Properties:
Cleavage:
[001] Distinct
Color:
snow white.
Density:
2.36
Diaphaniety:
Translucent
Habits:
Acicular - Occurs as needle-like crystals., Fibrous - Crystals made up of fibers.,
Luminescence:
Non-fluorescent.
Luster:
Silky
Streak:
white
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