Definition of kimberlite in English:

kimberlite

Syllabification: kim·ber·lite
Pronunciation: /ˈkimbərˌlīt
 
/

noun

Geology
  • A rare, blue-tinged, coarse-grained intrusive igneous rock sometimes containing diamonds, found especially 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.

More definitions of kimberlite

Definition of kimberlite in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day tortie
Pronunciation: ˈtôrtē
noun
a tortoiseshell cat