General Information:
Chemical Formula:
Ca11(SiO4)4O2S
Composition:
(Molecular Weight = 873.26 gm)
Calcium 50.48 % Ca
Silicon 12.86 % Si
Sulfur 3.67 % S
Oxygen 32.98 % O
Empirical Formula:
Ca11(SiO4)4O2S
Physical Properties:
Cleavage:
None
Color:
brownish green, greenish brown, or dark brown.
Density:
3.03
Hardness:
5 - Apatite
Luster:
Resinous
Streak:
white
More details...