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词汇 chronostratigraphy
释义

Definition of chronostratigraphy in English:

chronostratigraphy

noun ˌkrɒnə(ʊ)strəˈtɪɡrəfiˌkrōnəˌstrəˈtiɡrəfē
mass noun
  • The branch of geology concerned with establishing the absolute ages of strata.

    年代地层学

    Example sentencesExamples
    • A tentative correlation with a Tethyan reference carbon-isotope curve allows the provisional application of stage-level chronostratigraphy to the Wealden Group.
    • This unique succession of ammonoid assemblages allows unequivocal recognition of European substage-level chronostratigraphy across the mid-Carboniferous boundary interval in North America for the first time.
    • These are set against the standard British Ordovician chronostratigraphy of Fortey et aL with the series boundaries calibrated as closely as possible to the chronometric timescale.
    • In terms of regional chronostratigraphy of European Russia and Ukraine, this level is correlated with the Tsninian substage (or lower Kashirian substage) of the lower Moscovian stage, as defined primarily in the Moscow Basin.
    • Stratigraphy, then, was originally concerned with rocks, that is, lithostratigraphy; it soon afterwards included the ranges of fossils throughout the successions, biostratigraphy; and the more abstract chronostratigraphy.

Derivatives

  • chronostratigraphic

  • adjectiveˌkrɒnə(ʊ)stratɪˈɡrafɪk
    • Spectral gamma-ray logs provide additional data on lithological composition that can aid identification of chronostratigraphic surfaces in a high-resolution sequence stratigraphic correlation framework.
      Example sentencesExamples
      • Marine tephra layers form important chronostratigraphic markers and may also provide information on eruption dynamics and chronology.
      • The division of the Phanerozoic into chronostratigraphic divisions - eras, periods, epochs and ages - has itself evolved over a period of about 200 years.
      • The Thera and Aegean World III conference in 1990 concluded that there was a need for accurate characterization of the Minoan tephra from Santorini, an important chronostratigraphic marker in the Eastern Mediterranean.
      • Biostratigraphic analysis of sediments provided detailed chronostratigraphic and palaeoenvironmental constraints on the geophysical framework.

Definition of chronostratigraphy in US English:

chronostratigraphy

nounˌkrōnəˌstrəˈtiɡrəfē
  • The branch of geology concerned with establishing the absolute ages of strata.

    年代地层学

    Example sentencesExamples
    • In terms of regional chronostratigraphy of European Russia and Ukraine, this level is correlated with the Tsninian substage (or lower Kashirian substage) of the lower Moscovian stage, as defined primarily in the Moscow Basin.
    • Stratigraphy, then, was originally concerned with rocks, that is, lithostratigraphy; it soon afterwards included the ranges of fossils throughout the successions, biostratigraphy; and the more abstract chronostratigraphy.
    • This unique succession of ammonoid assemblages allows unequivocal recognition of European substage-level chronostratigraphy across the mid-Carboniferous boundary interval in North America for the first time.
    • These are set against the standard British Ordovician chronostratigraphy of Fortey et aL with the series boundaries calibrated as closely as possible to the chronometric timescale.
    • A tentative correlation with a Tethyan reference carbon-isotope curve allows the provisional application of stage-level chronostratigraphy to the Wealden Group.
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