Narrengold

== German == === Etymology === Narr (“fool”) +‎ Gold (“gold”) === Noun === Narrengold n (strong, genitive Narrengoldes or Narrengolds, no plural) fool's gold; pyrite; a mineral from the class of sulfides with the chemical formula FeS2. Synonyms: Pyrit, Katzengold, Schwefelkies ==== Declension ==== ==== Synonyms ==== Eisen(II)-disulfid