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amphibolite

[am-fib-uh-lahyt]
noun Petrography.
  1. a metamorphic rock composed mainly of amphibole and plagioclase.
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Origin of amphibolite

First recorded in 1825–35; amphibole + -ite1
Related formsam·phib·o·lit·ic [am-fib-uh-lit-ik] /æmˌfɪb əˈlɪt ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for amphibolite

Historical Examples

  • The specimen was taken from a pegmatite dike at its contact with an amphibolite.

    The Long Labrador Trail

    Dillon Wallace

  • The term is to some extent synonymous with “amphibolite” and “hornblende-schist.”


British Dictionary definitions for amphibolite

amphibolite

noun
  1. a metamorphic rock consisting mainly of amphibole and plagioclase
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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

amphibolite in Science

amphibolite

[ăm-fĭbə-līt′]
  1. A metamorphic rock composed chiefly of amphibole and plagioclase and having little or no quartz.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.