magnetite

[ mag-ni-tahyt ]
/ ˈmæg nɪˌtaɪt /

noun

a very common black iron oxide mineral, Fe3O4, that is strongly attracted by magnets: an important iron ore.

Origin of magnetite

1850–55; magnet + -ite1; compare German Magnetit

Words nearby magnetite

magnetic variation, magnetic wire, magnetic wood, magnetics, magnetism, magnetite, magnetizable, magnetization, magnetize, magnetizing force, magneto

Example sentences from the Web for magnetite

British Dictionary definitions for magnetite

magnetite
/ (ˈmæɡnɪˌtaɪt) /

noun

a black magnetic mineral, found in igneous and metamorphic rocks and as a separate deposit. It is a source of iron. Composition: iron oxide. Formula: Fe 3 O 4 . Crystal structure: cubic

Derived forms of magnetite

magnetitic (ˌmæɡnɪˈtɪtɪk), adjective

Scientific definitions for magnetite

magnetite
[ măg′nĭ-tīt′ ]

A brown to black mineral that is strongly magnetic. It crystallizes in the cubic system and commonly occurs as small octahedrons. Magnetite occurs in many different types of rock and is an important source of iron. Chemical formula: Fe3O4.