Titanomagnetite is a mineral containing

oxides An oxide () is a chemical compound that contains at least one oxygen atom and one other element in its chemical formula. "Oxide" itself is the dianion of oxygen, an O2– (molecular) ion. with oxygen in the oxidation state of −2. Most of the ...

titanium Titanium is a chemical element with the symbol Ti and atomic number 22. Found in nature only as an oxide, it can be reduced to produce a lustrous transition metal with a silver color, low density, and high strength, resistant to corrosion in ...

and

iron Iron () is a chemical element with symbol Fe (from la, ferrum) and atomic number 26. It is a metal that belongs to the first transition series and group 8 of the periodic table. It is, by mass, the most common element on Earth, right in fr ...

, with the formula Fe²⁺(Fe³⁺,Ti)₂O₄. It is also known as titaniferous

magnetite Magnetite is a mineral and one of the main iron ores, with the chemical formula Fe2+Fe3+2O4. It is one of the oxides of iron, and is ferrimagnetic; it is attracted to a magnet and can be magnetized to become a permanent magnet itself. With the ...

, mogensenite, Ti-magnetite, or titanian magnetite. It is part of the

spinel group The spinels are any of a class of minerals of general formulation which crystallise in the cubic (isometric) crystal system, with the X anions (typically chalcogens, like oxygen and sulfur) arranged in a cubic close-packed lattice and the cations ...

of minerals. The

Curie temperature In physics and materials science, the Curie temperature (''T''C), or Curie point, is the temperature above which certain materials lose their magnet, permanent magnetic properties, which can (in most cases) be replaced by magnetization, induce ...

for titanomagnetite has been found to have a wide range of 200 to 580°C. It is can be found in association with zircon, fluorapatite, ferro-ferri-katophrite, ulvöspinel, nepheline, chalcopyrite, phyrrotite, pyrite, natrolite, and chevkinite-(Ce).

References

Minerals Spinel group {{mineral-stub