Definition of PEGMATITE

pegmatite

Meanings

Plural: pegmatites

Noun

  • a form of igneous rock consisting of extremely coarse granite resulting from the crystallization of magma rich in rare elements
  • A coarsely crystalline igneous or plutonic rock composed primarily of feldspar and quartz, normally with muscovite and/or biotite mica.

Origin / Etymology

From Ancient Greek πήγνυμι (pḗgnumi, “to attach, join”) + -ite

Scrabble Score: 14

pegmatite is a valid Scrabble (US) TWL word
pegmatite is a valid Scrabble Word in Merriam-Webster MW Dictionary
pegmatite is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 17

pegmatite is a valid Words With Friends word