Pegmatite Definition

pĕgmə-tīt
noun
A light-colored, coarsegrained, intrusive igneous rock, usually granitic, containing large crystals of quartz, feldspar, and mica, and sometimes rare minerals: typically found in fissures of other igneous rocks.
Webster's New World

Other Word Forms of Pegmatite

Noun

Singular:
pegmatite
Plural:
pegmatites

Origin of Pegmatite

  • Greek pēgma pēgmat- something fastened together (from pēgnunai to fasten pag- in Indo-European roots) –ite

    From American Heritage Dictionary of the English Language, 5th Edition

Pegmatite Sentence Examples

  • The granite, which is intruded through the Eocene beds, is associated with a pegmatite containing tourmaline and cassiterite.

  • Large sheets of muscovite, such as are of commercial value, are found only in the very coarsely crystallized pegmatite veins traversing granite, gneiss or micaschist.

  • The feldspar of a splendid pegmatite and its products of disintegration on the borders of Owari, Mino and Mikawa form the raw material of the very extensive ceramic industry of this district, with its chief place, Seto.

  • Chaper found diamond with corundum in a decomposed red pegmatite vein in gneiss.

  • The varying texture of this rock, its irregular foliation and jointing, and its ramifying veins of pegmatite give it very unequal powers of resistance.

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Words Starting With

PPEPEG

Words Ending With

ETEITE

Unscrambles

pegmatite

Words Starting With P and Ending With E

Starts With P & Ends With EStarts With PE & Ends With EStarts With P & Ends With TE

Word Length

9 Letter Words9 Letter Words Starting With P9 Letter Words Ending With E