noun
pyrite; iron pyrites; fool's gold
Refers to the mineral pyrite (FeS₂), commonly known as fool's gold due to its metallic luster and pale brass-yellow hue.
黄鉄鉱は、その金色の輝きから「愚か者の金」とも呼ばれる。
Pyrite is also called 'fool's gold' because of its golden luster.
黄銅鉱 (chalcopyrite) is a copper iron sulfide mineral, often confused with pyrite but has a more brassy yellow color and lower hardness.
Compound of 黄 (yellow) + 鉄鉱 (iron ore), referring to its yellow metallic appearance and iron content.