V2EX lithostratigraphy

Lithostratigraphy

定义 Definition

岩性地层学:地层学的一个分支,按岩石的岩性特征(如成分、颜色、粒度、层理等)来划分、描述并对比地层单位(如岩性地层单元:组、段、层等),强调“岩石长什么样、由什么组成”,不以地质年代为主要划分依据。(该词在不同语境下也可能与地层对比、地层单位命名规则等相关。)

发音 Pronunciation (IPA)

/lθostrtrfi/

例句 Examples

Lithostratigraphy helps geologists map rock layers in the field.
岩性地层学帮助地质学家在野外绘制岩层分布图。

Although two basins formed at different times, lithostratigraphy can correlate their sandstone units based on similar lithology and stratigraphic relationships.
尽管两个盆地形成时间不同,岩性地层学仍可依据相似的岩性特征与地层关系,对它们的砂岩单元进行对比关联。

词源 Etymology

litho- 来自希腊语 lithos(“石头”),stratigraphy 源自拉丁语 stratum(“层”)+ 希腊语 -graphia(“书写、描述”)。合起来字面意思是“对岩石层的描述”,强调用“岩性”来进行地层划分与描述。

相关词 Related Words

文学与经典著作中的用例 Literary / Notable Works

  • International Stratigraphic Guide: A Guide to Stratigraphic Classification, Terminology, and Procedure(国际地层指南;讨论岩性地层单位的划分与术语时常出现该词)
  • Principles of Sedimentology and Stratigraphy(Sam Boggs Jr.;沉积学与地层学教材中用于介绍岩性地层学与地层对比方法)
  • Stratigraphy: A Modern Synthesis(面向现代地层学框架的综述性著作中常将 lithostratigraphy 与 biostratigraphy、chronostratigraphy 对照讨论)
  • 多篇区域地质与盆地分析论文(如对某地“砂岩组/页岩段”的划分与对比部分,常用该词说明划分依据为岩性特征而非年代)
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