V2EX silicic

Silicic

Definition / 释义

silicic *(adj.)*:含硅的;富硅的(尤指火成岩、岩浆等二氧化硅 SiO 含量较高的);也可指与二氧化硅或硅酸(silicic acid)有关的
(该词在地质学、火山学、地球化学语境中很常见。)

Pronunciation / 发音

/slsk/

Examples / 例句

Silicic lava is usually thick and slow-moving.
富硅熔岩通常很黏稠,流动缓慢。

Because silicic magma is highly viscous, it can trap gases and lead to explosive eruptions.
由于富硅岩浆黏度很高,它容易困住气体,从而引发爆炸性喷发。

Etymology / 词源

silicicsilica(二氧化硅)+ 形容词后缀 -ic(“……的”)构成;而 silica 追溯到拉丁语 silex / silicis,意为“燧石(flint)”。整体含义就是“与二氧化硅/含硅物质有关的、富硅的”。

Related Words / 相关词

Literary Works / 文学与著作例证

  • Igneous and Metamorphic Petrology(John D. Winter):讨论岩浆成分时常用 silicic 描述富硅体系及其性质。
  • Igneous Petrology(Anthony Philpotts & Jay Ague):在火成岩分类与岩浆演化章节中频繁出现 silicic magma/rock
  • Volcanoes(Robert & Barbara Decker):介绍不同岩浆类型与喷发行为时会用 silicic 对比基性(mafic)岩浆。
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