ilmenite iron-black heavy metallic oxide mineral composed of iron and titanium oxide (fetio3) that is used as the major source of titanium. it forms solid-solution series with geikielite and pyrophanite in which magnesium and manganese respectively replace iron in the crystal structure.
ilmenite is the most important ore of the element titanium. it has recently surpassed rutile as the main ore mineral of that metal. ilmenite was once used as a minor ore of iron prior to the discovery of titanium as an industrially important metal.
ilmenite also known as manaccanite is a titanium-iron oxide mineral with the idealized formula fetio 3.it is a weakly magnetic black or steel-gray solid. from a commercial perspective ilmenite is the most important ore of titanium. ilmenite is the main source of titanium dioxide which is used in paints printing inks fabrics plastics paper sunscreen food and cosmetics.
cr-rich picroilmenite: a cromium- and magnesium-rich variety of ilmenite containing up to 8.6% cr2o3 and up to 17.0% mgo. ferrian ilmenite: ilmenite containing up to 33% fe2o3 in solid-solution in the rhombohedral series fe2o3-fetio3.
what is ilmenite ilmenite is a common accessory mineral in igneous rocks sediments and sedimentary rocks in many parts of the world. apollo astronauts found abundant ilmenite in lunar rocks and the lunar regolith. ilmenite is a black iron-titanium oxide with a chemical composition of fetio 3.. ilmenite is the primary ore of titanium a metal needed to make a variety of high-performance alloys.
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