ilmenite

American  

[il-muh-nahyt] / ˈɪl məˌnaɪt /

noun

1. a very common black mineral, iron titanate, FeTiO 3 , occurring in crystals but more commonly massive.

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ilmenite British  

/ ˈɪlmɪˌnaɪt /

noun

1. a black mineral found in igneous rocks as layered deposits and in veins. It is the chief source of titanium. Composition: iron titanium oxide. Formula: FeTiO 3 . Crystal structure: hexagonal (rhombohedral)

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ilmenite Scientific  

/ ĭl′mə-nīt′ /

1. A lustrous black to brownish rhombohedral mineral that is an ore of titanium. Ilmenite occurs in igneous rocks and is one of the principal dark minerals observed in beach sands. Chemical formula: FeTiO ₃ .

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Etymology

Origin of ilmenite

1820–30; after the Ilmen Mountains ( Russian Ilʾménskie góry ) in the southern Urals, where it was first identified; see -ite ¹

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Example Sentences

See Examples For:

ilmenite

Models suggest that the last dregs of the magma ocean crystallized into dense minerals including ilmenite, a mineral containing titanium and iron.

From Science Daily ● Apr. 8, 2024

Rio Tinto's South African subsidiary Richards Bay Minerals extracts and refines heavy mineral sands and produces ilmenite, rutile, and zircon at its site in northern KwaZulu-Natal province.

From Reuters ● Feb. 3, 2022

The railroad was needed to carry ilmenite, a mineral used to make titanium for armored vehicles, from mines in Tahawus.

From New York Times ● Nov. 13, 2017

Native gold, native platinum, zircon, ilmenite, rutile, magnetite, diamonds, and other gemstones can be found in placers.

From Textbooks ● Jan. 1, 2017

The iron oxides, originally ilmenite, are usually altered to sphene.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 6 "English Language" to "Epsom Salts" by Various

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