sapphirine[saf′ər in, -ə rīn′]
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
of or like sapphire
a rare, blue or green, very hard, monoclinic mineral, (Mg,Al)(Al,Si)O, found in some metamorphic rocks
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Of or resembling sapphire.noun
A rare light blue or green aluminum-magnesium silicate mineral.