Answer: pyrites

AnswerCrossword Clue
PYRITESNatural metallic sulfide minerals
PYRITESFool's gold.
PYRITESMinerals of a type, sir
PYRITESFool's gold, e.g.
PYRITESBrass-yellow minerals
PYRITESSulfide-containing group
PYRITESMinerals that look like gold
PYRITESMinerals known as "fool's gold"
pyritescommon yellow mineral containing sulfur and iron
pyritesvery common brass-yellow mineral, iron disulfide, FeS2, with a metallic luster, burned to sulfur dioxide in the manufacture of sulfuric acid: chemically similar to marcasite, but crystallizing in the isometric system
pyritesPYRITE, a metallic sulfide
pyritesany of various other metallic sulfides, as of copper or tin
pyritesmarcasite