General Information:
Chemical Formula:
CaTiSiO5 = CaTiOSiO4
Composition:
(Molecular Weight = 196.04 gm)
Calcium 20.44 % Ca
Titanium 24.42 % Ti
Silicon 14.33 % Si
Oxygen 40.81 % O
Empirical Formula:
CaTiSiO5
Environment:
Magmatic, metamorphic and hydrothermal rocks.
IMA Status:
Approved IMA 1960
Locality:
Laacher See and Eifel, Germany.
Name Origin:
Named after its chemical composition of titanium.
Physical Properties:
Cleavage:
[110] Distinct, [100] Imperfect, [112] Imperfect
Color:
reddish brown, gray, yellow, green, or red.
Density:
3.4 - 3.56, Average = 3.48
Diaphaniety:
Transparent to translucent to opaque
Habits:
Massive - Lamellar - Distinctly foliated fine-grained forms., Crystalline - Fine - Occurs as well-formed fine sized crystals.,
Hardness:
5-5.5 - Apatite-Knife Blade
Luminescence:
Non-fluorescent.
Luster:
Adamantine - Resinous
Streak:
reddish white
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