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felsic

 - 3 dictionary results

fel⋅sic

  [fel-sik]
Use felsic in a Sentence
–adjective Geology.
(of rocks) consisting chiefly of feldspars, feldspathoids, quartz, and other light-colored minerals.
Compare mafic.

Origin:
1910–15; fel(dspar) + s(ilica) + -ic
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To felsic
fel·sic   (fěl'sĭk)   
adj.  Containing a group of light-colored silicate minerals that occur in igneous rocks.

[fel(dspar) + s(ilica) + -ic.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Science Dictionary
felsic   (fěl'sĭk)  Pronunciation Key 
Relating to an igneous rock that contains a group of light-colored silicate minerals, including feldspar, feldspathoid, quartz, and muscovite. Compare mafic.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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