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单词 glauconite
释义

Definition of glauconite in English:

glauconite

noun ˈɡlɔːkənʌɪtˈɡlôkəˌnīt
mass noun
  • A greenish clay mineral of the illite group, found chiefly in marine sands.

    海绿石

    Example sentencesExamples
    • Rounded 1 mm grains of glauconite occur in the Pentecost Sandstone.
    • Another source of slowly available potash is the clay-type mineral glauconite, commonly sold as greensand.
    • The presence of glauconite indicates deeper water and low sedimentation rates, with less oxygenated conditions.
    • In addition, colors that can be produced by using mixtures of the just-mentioned basic pigments, in some cases along with glauconite and charred bone, are also noted and illustrated.
    • At the base of the Reading Formation are several metres of brown clay-rich sand with glauconite, flint pebbles and oyster shells.

Origin

Mid 19th century: from German Glaukonit, from Greek glaukon (neuter of glaukos 'bluish-green') + -ite1.

Definition of glauconite in US English:

glauconite

nounˈɡlôkəˌnīt
  • A greenish clay mineral of the illite group, found chiefly in marine sands.

    海绿石

    Example sentencesExamples
    • At the base of the Reading Formation are several metres of brown clay-rich sand with glauconite, flint pebbles and oyster shells.
    • In addition, colors that can be produced by using mixtures of the just-mentioned basic pigments, in some cases along with glauconite and charred bone, are also noted and illustrated.
    • Another source of slowly available potash is the clay-type mineral glauconite, commonly sold as greensand.
    • Rounded 1 mm grains of glauconite occur in the Pentecost Sandstone.
    • The presence of glauconite indicates deeper water and low sedimentation rates, with less oxygenated conditions.

Origin

Mid 19th century: from German Glaukonit, from Greek glaukon (neuter of glaukos ‘bluish-green’) + -ite.

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更新时间:2024/12/28 5:10:21