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词汇 iddingsite
释义

Definition of iddingsite in English:

iddingsite

noun ˈɪdɪŋzʌɪtˈidiNGˌzīt
mass noun

  • A brownish mineral deposit consisting of a mixture of silicates, formed by alteration of olivine.

    伊丁石

    Example sentencesExamples
    • Iddingsite is a mixture of orthopyroxene, maghemite, hematite, cristobalite, and amorphous silica that is formed from olivine.
    • The Lafayette meteorite contains abundant iddingsite, a fine-grained intergrowth of smectite clay, ferrihydrite, and ionic salt minerals.

Origin

Late 19th century: from the name of Joseph P. Iddings (1857–1920), American geologist, + -ite1.

Definition of iddingsite in US English:

iddingsite

nounˈidiNGˌzīt

  • A brownish mineral deposit consisting of a mixture of silicates, formed by alteration of olivine.

    伊丁石

    Example sentencesExamples
    • The Lafayette meteorite contains abundant iddingsite, a fine-grained intergrowth of smectite clay, ferrihydrite, and ionic salt minerals.
    • Iddingsite is a mixture of orthopyroxene, maghemite, hematite, cristobalite, and amorphous silica that is formed from olivine.

Origin

Late 19th century: from the name of Joseph P. Iddings (1857–1920), American geologist, + -ite.
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