Cite
 

Meaning of bournonite

bour•non•ite

Pronunciation: (bôr'nu-nīt", bōr'-, boor'-), [key]
— n. Mineral.
  1. a sulfide of lead, antimony, and copper, PbCuSbS, occurring in gray to black crystals or granular masses. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.