V2EX norite

Norite

释义 Definition

Norite(诺辉长岩):一种侵入性基性火成岩,与辉长岩相近,主要由斜长石斜方辉石(orthopyroxene)组成(常含少量单斜辉石与角闪石等)。在野外与薄片鉴定中,常以“含斜方辉石的辉长岩类型”来理解。(该词在其他语境下较少见,主要用于地质学/岩石学。)

发音 Pronunciation (IPA)

/nrat/

例句 Examples

Norite is an intrusive igneous rock.
诺辉长岩是一种侵入性火成岩。

Thin-section analysis showed a norite dominated by plagioclase and orthopyroxene, suggesting slow cooling in a deep magma chamber.
薄片分析显示该样品为以斜长石和斜方辉石为主的诺辉长岩,提示其在深部岩浆房中缓慢冷却形成。

词源 Etymology

noriteNor-(指 Norway,挪威)+ -ite(常见于矿物/岩石名称的后缀,表示“……岩/……石”)构成。该岩石名称与其早期研究和典型产地在挪威有关,因此得名。

相关词 Related Words

文献作品 Literary / Notable Works

  • Igneous Rocks: A Classification and Glossary of Terms(Le Maitre 等编):火成岩分类与术语书中常收录 norite 作为标准岩石名。
  • Principles of Igneous and Metamorphic Petrology(Philpotts & Ague):在讨论基性侵入岩与结晶分异时会涉及 norite
  • Petrology of the Igneous Rocks(Hatch, Wells 等):经典岩石学教材中用于对比辉长岩系与相关岩石类型。
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