smithsonite Hear it!

smithsonite definition

smith·son·ite (smit̸h′sə nīt′)

noun

☆ a hard, variously colored, rhombohedral mineral, ZnCO, an ore of zinc; zinc carbonate

Etymology: after James Smithson (see Smithsonian Institution) + -ite

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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