V2EX trachyte

Trachyte

释义 Definition

粗面岩:一种喷出岩(火山岩),通常呈浅色(灰白、浅褐等),以碱性长石为主要成分,常含少量黑云母、角闪石等。其名称与常见的“粗糙”质感有关(多与岩石中细小晶体与结构有关)。

发音 Pronunciation (IPA)

/trki.at/

例句 Examples

Trachyte is common in some volcanic regions.
粗面岩在一些火山地区很常见。

The geologist mapped a sequence of lava flows, noting a transition from basalt to trachyte as the magma evolved.
地质学家绘制了一系列熔岩流的分布图,并记录到随着岩浆演化,岩性从玄武岩过渡到粗面岩。

词源 Etymology

trachyte 来自希腊语 trakhys(τραχ,意为“粗糙的”),最初用来描述这种岩石在外观或触感上常显得“粗糙”。后缀 -ite 常用于矿物或岩石名称,表示“某种岩石/矿物”。

相关词 Related Words

文学与著作 Literary Works

  • Charles Darwin, The Voyage of the Beagle(《小猎犬号航海记》):达尔文在地质观察中会提到包括 trachyte(粗面岩) 在内的火山岩类型。
  • Charles Lyell, Principles of Geology(《地质学原理》):作为经典地质学著作,讨论火山作用与岩石分类时会使用 trachyte 等术语。
  • Encyclopedia Britannica(《大英百科全书》)相关地质条目:在火山岩分类与成因介绍中常出现 trachyte
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