Meaning of sphalerite

sphal•er•ite

Pronunciation: (sfal'u-rīt", sfā'lu-), [key]
— n.
  1. a very common mineral, zinc sulfide, ZnS, usually containing some iron and a little cadmium, occurring in yellow, brown, or black crystals or cleavable masses with resinous luster: the principal ore of zinc and cadmium; blackjack.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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