Definition of kimberlite in English:

kimberlite

Line breaks: kim¦ber|lite
Pronunciation: /ˈkɪmbəlʌɪt
 
/

noun

[mass noun] Geology
A rare, blue-tinged, coarse-grained intrusive igneous rock sometimes containing diamonds, found in South Africa and Siberia. Also called blue ground.
More example sentences
  • It was suggested by some readers that the matrix for the featured diamond crystal from the Jagersfontein mine looked suspiciously like the rock eclogite rather than kimberlite.
  • Diamond is obtained from volcanic pipes composed of kimberlite or lamproite, rocks that are found only in cratons, very old stable areas of the Earth's crust.
  • Lamproite is also a mantle-derived ultramafic rock that differs from kimberlite in bulk chemistry, being richer in silicon and poorer in aluminum and iron.

Origin

late 19th century: from Kimberley + -ite1.

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