Definition of norite in English:

norite

Line breaks: nor¦ite
Pronunciation: /ˈnɔːrʌɪt
 
/

noun

[mass noun] Geology
  • A coarse-grained plutonic rock similar to gabbro but containing hypersthene.
    More example sentences
    • Coeval gabbro intrusions are composed of unlayered, fine- to medium-grained, biotite-bearing norite, gabbronorite, gabbro and diorite.
    • Enstatite occurs in plutonic basic and ultrabasic rocks such as peridotite and norite, and also in some high-grade metamorphic rocks.
    • The basement is mainly composed of quartz biotite norite and minor serpentinite which belong to the Ordovician Boganclough intrusion.

Origin

late 19th century: from Norway + -ite1.

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