General Information:
Chemical Formula:
Ca6Si6O17(OH)2
Composition:
(Molecular Weight = 714.99 gm)
Calcium 33.63 % Ca
Silicon 23.57 % Si
Hydrogen 0.28 % H
Oxygen 42.52 % O
Empirical Formula:
Ca6Si6O17(OH)2
Locality:
Santa Ynez, Santa Barbara Co., Califonia, USA.
Physical Properties:
Cleavage:
[???] Good
Color:
colorless, gray, lemon white, light gray, or pink.
Density:
2.7
Diaphaniety:
Transparent
Habits:
Acicular - Occurs as needle-like crystals., Massive - Uniformly indistinguishable crystals forming large masses.,
Hardness:
6.5 - Pyrite
Luminescence:
Non-fluorescent.
Luster:
Vitreous - Silky
Streak:
white
More details...