V2EX pyroxenite

Pyroxenite

释义(中文)Definition

辉石岩:一种超镁铁质火成岩,主要由辉石(pyroxene)组成,常含少量橄榄石、角闪石等。多形成于地幔或岩浆房的结晶堆积过程。(也有更细的分类与变种。)

发音(IPA)Pronunciation

/parksnat/
/parksnat/

例句 Examples

Pyroxenite is a dark, dense rock rich in pyroxene.
辉石岩是一种颜色较深、密度较大、富含辉石的岩石。

In some layered intrusions, pyroxenite forms as crystals settle out of magma and accumulate in distinct bands.
在一些层状侵入体中,辉石岩可由晶体从岩浆中沉降并堆积而成,形成清晰的条带层。

词源(中文)Etymology

pyroxenite = pyroxene(辉石) + -ite(矿物/岩石后缀,表示“……石/……岩”)
其中 pyroxene 源自希腊语 pyr-(火)xenos(陌生的、异类的),早期因其与火山岩的关系被误解或显得“与火有关却又陌生”,遂得名;后来该词用于指一类常见的硅酸盐矿物“辉石”,再衍生出“辉石岩”。

相关词 Related Words

文学与著名作品用例 Literary Works

  • Igneous Rocks: A Classification and Glossary of Terms(Le Maitre 等,IUGS 相关著作)中用于火成岩分类与术语说明。
  • The Cambridge Encyclopedia of Earth Sciences(剑桥地球科学百科)等地学工具书中常以实例介绍辉石岩与超镁铁质岩。
  • The Encyclopedia of Igneous and Metamorphic Petrology 等岩石学参考书中用于描述辉石岩的成分、结构与产状。
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