V2EX mudstone

Mudstone

定义 Definition

mudstone(泥岩):一种细粒沉积岩,主要由泥(粉砂与黏土)压实、胶结形成,通常层理较明显,颗粒细到肉眼难以分辨。常见于湖泊、河漫滩、三角洲或深海等低能环境沉积。也可有更广义/相关用法与 shale(页岩) 等一起讨论(页岩通常更易劈裂成薄片)。

发音 Pronunciation

/md.ston/

例句 Examples

Mudstone is softer than sandstone.
泥岩通常比砂岩更软。

The fossil was preserved in a thin layer of mudstone deposited millions of years ago.
这块化石被保存在一层形成于数百万年前的薄薄泥岩中。

词源 Etymology

mud(泥)+ stone(石)构成的复合词,字面意思是“由泥形成的石头/岩石”。作为地质学术语,用来指代由细粒泥质沉积物固结成的岩石类别。

相关词 Related Words

文学作品中的用例 Literary Works

  • Thomas Hardy, Tess of the d'Urbervilles(作品中多次描写英格兰乡野地貌与岩层/土质语汇,涉及泥质岩层的自然描写语境)
  • John McPhee, Annals of the Former World(纪实文学中大量出现包括 mudstone 在内的地质术语,用于解释地层与地史)
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