V2EX anorthite

Anorthite

释义 Definition

Anorthite钙长石;一种富含钙的斜长石(长石族矿物),常见于玄武岩、辉长岩等火成岩中,也是某些变质岩与月球岩石的重要组成矿物。

发音 Pronunciation

/nrθat/

例句 Examples

Anorthite is common in basalt.
钙长石在玄武岩中很常见。

Under the microscope, the rock shows plagioclase crystals rich in anorthite.
在显微镜下,这块岩石显示出富含钙长石的斜长石晶体。

词源 Etymology

anorthite 源自希腊语词根 **an-**(“不、非”)+ orthos(“直的、正的”),与其晶体形态并非“正交/直角”意义上的规则形态相关;后缀 -ite 常用于矿物名称,表示“某种矿物”。

相关词 Related Words

文学与作品 Notable Works

  • Norman L. Bowen,《The Evolution of the Igneous Rocks》中讨论斜长石系列与钙端元(钙长石)在岩浆分异中的意义。
  • H. H. Hess 等地质学经典论文与著作中,涉及月球高地岩石与富斜长石(常以钙长石成分为主)的描述。
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