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dunite

Pronunciation: /ˈdʌnʌɪt/

Definition of dunite

noun

[mass noun] Geology
  • a green to brownish coarse-grained igneous rock consisting largely of olivine.

Origin:

mid 19th century: from the name of Dun Mountain, New Zealand, + -ite1

dunite in other Oxford dictionaries

Definition of dunite in the US English dictionary