Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Plural form of lamproite.

Etymologies

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Examples

  • Apex comments that kimberlites and to a lesser degree, lamproites, lamprophyres and alluvial deposits are the source of economic diamond deposits worldwide.

    Marketwire - Breaking News Releases

  • Diamonds occurs in nature in (1) primary form in igneous rocks like kimberlite, lamproites (2) secondary in conglomerates, grits and similar sedimentary rocks, (3) in Quaternary to Recent placers and (4) extra-terrestrial, as in meteorites.

    American Chronicle

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