Meaning Of The Word Pegmatite

Real Dictionary

What's the definition of Pegmatite? Find Pegmatite meanings, definitions and more at the Real Dictionary online.

Pegmatite Meaning

Pegmatite Definition
Pegmatite Definition

What's The Definition Of Pegmatite?

pegmatite in American English
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
noun: a coarsely crystalline granite or other high-silica rock occurring in veins or dikes

pegmatite in British English
noun: any of a class of exceptionally coarse-grained intrusive igneous rocks consisting chiefly of quartz and feldspar: often occurring as dykes among igneous rocks of finer grain

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