Kimberlite definition

kĭmbər-līt
A variety of peridotite forming pipes in which diamonds and garnets are often found.
noun
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A kind of peridotite which sometimes contains diamonds.
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A type of peridotite consisting of a fine-grained matrix of calcite and olivine and containing phenocrysts of olivine, garnet, and sometimes diamonds. Kimberlites are found in long, vertical volcanic pipes, especially in South Africa.
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(geology) A variety of peridotite containing a high proportion of carbon dioxide; often contains diamonds.
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Other Word Forms

Noun

Singular:
kimberlite
Plural:
kimberlites

Origin of kimberlite

  • After Kimberley a city in central South Africa where several kimberlite pipes mined for large diamonds are found

    From American Heritage Dictionary of the English Language, 5th Edition

  • Kimberley +‎ -ite, from the name of the South African town of Kimberley where the mineral was first found.

    From Wiktionary