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Also available:
World English Dictionary
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pegmatite
peg·ma·tite
[
pégmə tt
]
(
plural
peg·ma·tites
)
noun
Definition:
coarse-grained igneous rock:
a coarse-grained igneous rock, usually granite, that is characterized by large well-formed crystals and often contains rare elements
[
Mid-19th century. < Greek
pēgmat-
"something joined together"
]
peg·ma·tit·ic
[
pègmə títtik
]
adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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