Definition of norite in English:

norite

noun

Geology
  • A coarse-grained plutonic rock similar to gabbro but containing hypersthene.

    • ‘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 + -ite.

Pronunciation

norite

/ˈnôrīt//ˈnɔraɪt/