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单词 stishovite
释义

Definition of stishovite in English:

stishovite

noun ˈstɪʃəvʌɪtˈstiSHəˌvīt
mass noun
  • A mineral that is a dense polymorph of silica and is formed at very high pressures, especially in meteorite craters.

    超石英

    Example sentencesExamples
    • Furthermore, we provide experimental confirmation of the prediction that the transition from stishovite to the CaCl 2 type structure near 50 GPa is accompanied by an elastic instability.
    • Here we use in situ Raman spectroscopy and a new theoretical model to investigate the high-pressure behaviour of stishovite.
    • In order to explore the release ‘isentrope’ we also re-traced the loading curve backwards for stishovite and alpha-quartz cases only.
    • They could not determine the composition of the object, but they surmise that it might be a large blob of silicate material from the mantle enriched by about 25 percent stishovite.

Origin

1960s: from the name of Sergei M. Stishov, 20th-century Russian chemist, + -ite1.

Definition of stishovite in US English:

stishovite

nounˈstiSHəˌvīt
  • A mineral that is a dense polymorph of silica and is formed at very high pressures, especially in meteorite craters.

    超石英

    Example sentencesExamples
    • Here we use in situ Raman spectroscopy and a new theoretical model to investigate the high-pressure behaviour of stishovite.
    • Furthermore, we provide experimental confirmation of the prediction that the transition from stishovite to the CaCl 2 type structure near 50 GPa is accompanied by an elastic instability.
    • They could not determine the composition of the object, but they surmise that it might be a large blob of silicate material from the mantle enriched by about 25 percent stishovite.
    • In order to explore the release ‘isentrope’ we also re-traced the loading curve backwards for stishovite and alpha-quartz cases only.

Origin

1960s: from the name of Sergei M. Stishov, 20th-century Russian chemist, + -ite.

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更新时间:2024/11/11 6:14:45