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monzonite Line breaks: mon¦zon|ite
Pronunciation: /ˈmɒnzənʌɪt/

Definition of monzonite in English:


[mass noun] Geology
A granular igneous rock with a composition intermediate between syenite and diorite, containing approximately equal amounts of orthoclase and plagioclase.
Example sentences
  • The northwestern parts of La Hague comprise a suite of igneous units ranging in composition from diorite to granite monzonite collectively termed the Northern Granites.
  • The St Martin monzonite is the earliest member of the Northern Granites.
  • That is why at 8 A.M. on a Saturday I find myself standing in a parking lot in Southern California's Joshua Tree National Park, which is famous for the quartz monzonite rock that draws climbers from all over the world.


Example sentences
  • A wide variety of rocks of monzonitic composition make up about 40% of the magmatic rocks in the region.


Late 19th century: named after Mount Monzoni in the Tyrol, Italy, + -ite1.

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