kimberlite(redirected from kimberlitic)
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A variety of peridotite forming pipes in which diamonds and garnets are often found.
[After Kimberley, a city in central South Africa where several kimberlite pipes mined for large diamonds are found.]
kim′ber·lit′ic (-lĭt′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Minerals) an intrusive igneous rock generated at great depth in the earth's mantle and consisting largely of olivine and phlogopite. It often contains diamonds
[C19: from Kimberley + -ite1]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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|Noun||1.||kimberlite - a rare type of peridotite that sometimes contains diamonds; found in South Africa and Siberia|
peridotite - a dark coarse-grained igneous rock consisting principally of olivine
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