noun.
A weakly magnetic dark gray mineral found in metamorphic and igneousrocks; it is a mixed oxide of iron and titanium, FeTiO3
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a weakly magnetic black mineral found in metamorphic and plutonic rocks; an iron titanium oxide in crystalline form; a source of titanium
Word Usage
"The proposed titanium plant in Orissa state's Ganjan district will initially produce titanium slag, after processing ilmenite from a sand mine owned by India Rare Earths."