V2EX claystone

Claystone

释义 Definition

claystone(黏土岩):一种以黏土粒级沉积物为主、经压实和胶结形成的细粒沉积岩。通常层理不明显,比页岩(shale)更少出现明显的薄层劈理;常见于湖泊、洪泛平原、三角洲等较安静的沉积环境。

发音 Pronunciation (IPA)

/kleston/

例句 Examples

Claystone is softer than many sandstones.
黏土岩比许多砂岩更软。

The borehole logs suggest a thick claystone layer that could act as a seal above the reservoir.
钻孔测井资料显示有一层较厚的黏土岩,可能作为储层上方的封盖层。

词源 Etymology

clay(黏土)+ stone(石、岩) 组成的复合词,字面义为“由黏土形成的岩石”。该术语常用于地质学与沉积岩分类中,用来强调岩石以黏土粒级物质为主、整体更“块状”而非明显薄层状。

相关词 Related Words

文学与著作中的用例 Literary & Notable Works

  • Principles of Sedimentology and Stratigraphy(Sam Boggs Jr.)在细粒沉积岩分类与沉积环境讨论中出现。
  • Sedimentary Rocks in the Field: A Practical Guide(Maurice E. Tucker)野外识别与描述细粒岩性时使用该词。
  • Petroleum Geoscience(多作者教材/参考书)在盖层(seal)与储层组合的岩性描述中常见该术语。
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