V2EX rhyolite

Rhyolite

释义 Definition

流纹岩:一种浅色、细粒的火山喷出岩,成分通常富含二氧化硅(与花岗岩成分相近),常呈流纹状构造,由高黏度岩浆快速冷却形成。

发音 Pronunciation (IPA)

/ra.lat/

例句 Examples

Rhyolite is often light-colored and fine-grained.
流纹岩通常颜色较浅、颗粒细小。

The volcanic dome was built largely from rhyolite, whose silica-rich magma cooled quickly and trapped gas, shaping the rock’s texture.
这座火山穹丘主要由流纹岩构成;其富含二氧化硅的岩浆快速冷却并困住气体,从而影响了岩石的质地。

词源 Etymology

rhyolite 来自希腊语词根 **rhyax / rhyax-**(意为“熔岩流、流动”)加上岩石名称常见后缀 -lite(“石、岩”)。中文“流纹岩”也体现了其常见的“流动纹理(流纹)”外观特征。

相关词 Related Words

文学作品 Literary Works

  • H.G. WellsA Modern Utopia》中出现过 rhyolite(以地质材料举例的语境)。
  • John McPheeAnnals of the Former World》中讨论火成岩与地质过程时会提及包括 rhyolite 在内的岩石类型。
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