General Information:
Chemical Formula:
TiO2
Composition:
(Molecular Weight = 79.88 gm)
Titanium 59.94 % Ti
Oxygen 40.06 % O
Empirical Formula:
TiO2
IMA Status:
Accepted IMA 1980
Locality:
Minas Geraes, Brazil
Name Origin:
From the Greek, anatasis - "elongation."
Physical Properties:
Cleavage:
[101] Perfect, [001] Distinct
Color:
black, reddish brown, yellowish brown, dark blue, or gray.
Density:
3.9
Diaphaniety:
Transparent to translucent
Habits:
Pyramidal - Crystals are shaped like pyramids., Tabular - Form dimensions are thin in one direction.,
Hardness:
5.5-6 - Knife Blade-Orthoclase
Luminescence:
None.
Luster:
Adamantine - Resinous
Streak:
pale yellowish white
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