Dictionary

pegmatite

noun peg·ma·tite \ˈpeg-mə-ˌtīt\

Definition of PEGMATITE

:  a coarse variety of granite occurring in dikes or veins
peg·ma·tit·ic \ˌpeg-mə-ˈti-tik\ adjective

Origin of PEGMATITE

French, from Greek pēgmat-, pēgma something fastened together, from pēgnynai to fasten together — more at pact
First Known Use: circa 1828

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June 29, 2015
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efficient or prompt
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