Dictionary
ar•se•no•py•rite
Pronunciation: (är"su-nō-pī'rīt, är-sen"u-), [key]—
n.
a common mineral, iron arsenic sulfide, FeAsS, occurring in silver-white to steel-gray crystals or masses: an ore of arsenic. Also called
mispickel. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.