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norite

Syllabification: nor·ite
Pronunciation: /ˈnôrīt
 
/

Definition of norite in English:

noun

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

Definition of norite in:

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