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单词 cross-bedding
释义

Definition of cross-bedding in English:

cross-bedding

nounˈkrɒsbɛdɪŋˈkrɔsˌbɛdɪŋ
mass nounGeology
  • Layering within a stratum and at an angle to the main bedding plane.

    Example sentencesExamples
    • The large-scale cross-bedding shows that it was all laid down in deep, fast-flowing water in a matter of days.
    • Lower Cretaceous tides revealed by cross-bedding with mud drapes.
    • In addition to normal or planar bedding, other forms may be distinguished: tabular, wedge, lens, or irregular, in addition to cross-bedding, graded bedding, and rhythmic bedding.
    • Intra-sedimentary faults, palaeochannels, and cross-bedding in sandstones and conglomerates are locally abundant.
    • Intervals of siltstone and fine sandstone show climbing ripple lamination and low-angle cross-bedding.
 
 

Definition of cross-bedding in US English:

cross-bedding

nounˈkrɔsˌbɛdɪŋˈkrôsˌbediNG
Geology
  • Layering within a stratum and at an angle to the main bedding plane.

    Example sentencesExamples
    • In addition to normal or planar bedding, other forms may be distinguished: tabular, wedge, lens, or irregular, in addition to cross-bedding, graded bedding, and rhythmic bedding.
    • Intervals of siltstone and fine sandstone show climbing ripple lamination and low-angle cross-bedding.
    • Intra-sedimentary faults, palaeochannels, and cross-bedding in sandstones and conglomerates are locally abundant.
    • The large-scale cross-bedding shows that it was all laid down in deep, fast-flowing water in a matter of days.
    • Lower Cretaceous tides revealed by cross-bedding with mud drapes.
 
 
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更新时间:2024/12/23 20:34:00