Advertisement

pyrite (n.)

"metallic iron disulfide," occurring naturally in cubes and crystals, "fool's gold," 1550s, from Old French pyrite (12c.), from Latin pyrites, from Greek pyritēs lithos "stone of fire, flint" (so called because it glitters), from pyritēs "of or in fire," from pyr (genitive pyros) "fire" (from PIE root *paewr- "fire"). Related: Pyritic.

Others are reading

Advertisement
Definitions of pyrite from WordNet

pyrite (n.)
a common mineral (iron disulfide) that has a pale yellow color;
Synonyms: iron pyrite / fool's gold
From wordnet.princeton.edu