magnetite Min.
(ˈmægnɪtaɪt)
[ad. G. magnetit (Haidinger 1845): see magnet and -ite.]
Proto-sesquioxide of iron, which is readily attracted by the magnet; magnetic oxide of iron.
| 1851 D. Wilson Preh. Ann. (1863) II. 19 The most important iron ore wrought in Norway and Sweden is Magnetite. 1879 Rutley Stud. Rocks x. 153 Magnetite is frequently titaniferous. |