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(Minerals) any of various yellow minerals, esp pyrite or chalcopyrite, that can be mistaken for gold
iron or copper pyrites, sometimes mistaken for gold.
Any of several minerals, especially pyrite and chalcopyrite, sometimes mistaken for gold.
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|Noun||1.||fool's gold - a common mineral (iron disulfide) that has a pale yellow color|
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