fool's gold

fool's gold

n.

See pyrite.

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fool's gold

n

(Earth Sciences / Minerals) any of various yellow minerals, esp pyrite or chalcopyrite, that can be mistaken for gold

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fool's gold  (flz)

Any of several minerals, especially pyrite and chalcopyrite, sometimes mistaken for gold.

Thesaurus

Noun

1.

fool's gold - a common mineral (iron disulfide) that has a pale yellow color iron pyrite, pyrite atomic number 34, Se, selenium - a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite) mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition