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dunite

[ doo-nahyt, duhn-ahyt ]

noun

  1. a coarse-grained igneous rock composed almost entirely of olivine.


dunite

/ ˈʌԲɪ /

noun

  1. an ultrabasic igneous rock consisting mainly of olivine
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

dunite

/ ̅̅ī′,ŭī′ /

  1. A coarse-grained igneous rock that consists mainly of olivine.
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yvlog History and Origins

Origin of dunite1

1865–70; named after Mt. Dun in New Zealand, where it is found; -ite 1
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yvlog History and Origins

Origin of dunite1

C19: named after Dun Mountain, a mountain in New Zealand where it is abundant
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Example Sentences

Examples have not been reviewed.

The research involved dunite, a coarse, dense type of igneous rock named after a mountain in New Zealand.

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Previous research suggests that dunite powder could one day be spread on croplands in a variety of geographic regions and be used to mitigate climate change in places such as India and Brazil.

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When the scientists soaked dunite in carbonized water, the minerals created reduced the rocks’ permeability at first.

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German scientists have been investigating the cooling potential of two types of rock: dunite and basalt.

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The Ural Mountain deposits of Russia are gold- and platinum-bearing placers, in streams which drain areas of dunite rock containing minute quantities of native platinum.

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