alunite Hear it!

alunite definition

alu·nite (al′yo̵̅o̅ nīt′, -yə-)

noun

a semihard, hydrous mineral, KAl(SO)(OH), used to produce alum

Etymology: Fr < alun < L alumen, alum

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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