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单词 ilmenite
释义

Definition of ilmenite in English:

ilmenite

noun ˈɪlmənʌɪtˈɪlməˌnaɪt
mass noun
  • A black mineral consisting of oxides of iron and titanium, of which it is the main ore.

    钛铁矿

    Example sentencesExamples
    • Small anhedral pyrope garnets and ilmenite can be collected from the shallow pit that remains.
    • The pegmatite is composed of microcline, plagioclase and quartz with minor amounts of clinopyroxene, orthopyroxene, ilmenite and zircon.
    • Some of the characteristic minerals found in kimberlite are olivine, pyrope garnet, enstatite, diopside, ilmenite, phlogopite, perovskite, magnetite, and spinel.
    • Titanium resides principally in heavy minerals: ilmenite, rutile, anatase and sphene, whereas Zr is located predominantly in zircon.
    • Garnets form large idiomorphic and sub-idiomorphic grains; the majority contain inclusions of omphacite, ilmenite, rutile, zircon, apatite and quartz.

Origin

Early 19th century: named after the Ilmen mountains in the Urals + -ite1.

Definition of ilmenite in US English:

ilmenite

nounˈilməˌnītˈɪlməˌnaɪt
  • A black mineral consisting of iron titanium oxide, of which it is the main ore.

    钛铁矿

    Example sentencesExamples
    • Some of the characteristic minerals found in kimberlite are olivine, pyrope garnet, enstatite, diopside, ilmenite, phlogopite, perovskite, magnetite, and spinel.
    • Garnets form large idiomorphic and sub-idiomorphic grains; the majority contain inclusions of omphacite, ilmenite, rutile, zircon, apatite and quartz.
    • Titanium resides principally in heavy minerals: ilmenite, rutile, anatase and sphene, whereas Zr is located predominantly in zircon.
    • Small anhedral pyrope garnets and ilmenite can be collected from the shallow pit that remains.
    • The pegmatite is composed of microcline, plagioclase and quartz with minor amounts of clinopyroxene, orthopyroxene, ilmenite and zircon.

Origin

Early 19th century: named after the Ilmen mountains in the Urals + -ite.

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更新时间:2025/7/4 17:26:12