V2EX diagenesis

Diagenesis

定义 Definition

成岩作用:沉积物在埋藏后、尚未达到变质作用之前,经过压实、胶结、溶解、再结晶等过程,逐渐变成沉积岩的一系列物理与化学变化。(该词也可更广义地指沉积岩早期“改造”的全过程。)

发音 Pronunciation (IPA)

/dadenss/

例句 Examples

Diagenesis turns soft mud into rock over time.
成岩作用会随着时间把松软的泥变成岩石。

Geochemists study diagenesis to understand how pore water and minerals change during burial, which can affect reservoir quality.
地球化学家研究成岩作用,以了解埋藏过程中孔隙水与矿物如何变化,而这些变化会影响储层品质。

词源 Etymology

来自希腊语构词:**dia-**(“通过、贯穿”)+ genesis(“生成、起源”)。字面意思接近“通过变化而生成”,用来描述沉积物在地层中经历一系列作用后“生成/转变”为岩石的过程。该术语在地质学中与“变质作用(metamorphism)”相区分,强调较低温压条件下的成岩改造。

相关词 Related Words

文学与经典作品 Literary Works

  • “Principles of Sedimentology and Stratigraphy”(Sam Boggs Jr.):沉积学与地层学教材中常用该词解释沉积岩形成与改造过程。
  • “Sedimentary Geology”(期刊 Sedimentary Geology):大量论文以 diagenesis 为核心关键词讨论沉积岩的孔隙演化与矿物变化。
  • “Carbonate Diagenesis”(关于碳酸盐岩成岩的专著与综述类文献常见标题用语):在碳酸盐岩研究领域中尤为高频。
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