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Ilmenite
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Basics
Category
Mineral Group
Chemical Formula
Crystal System
Oxide
Ilmenite Group
FeTiO3
Hexagonal (Rhombohedral)
Physical Properties
Normally thick and tabular crystal, often massive
Black
Opaque
Sub-metallic
Black to brownish red
None
5.0-6.0
Magnetic
Appearance / Shape
Colour
Transparency
Lustre
Streak
Cleavage
Hardness (Mohr Scale)
Other Physical Properties
Others
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Accessory mineral in igneous rocks, e.g. gabbro and diorite
-
In quartz veins and pegmatites
-
In gneisses
-
Associated with hematite and chalcopyrite
-
Alluvial deposits due to resistant to weathering
Source of iron and titanium
Occurrence
Other Chemical Properties
Usage
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