noun🔗Share白铁矿, 硫铁矿 The orthorhombic form of iron disulfide, FeS2, occurring as yellow crystals."The geology student identified the shiny, yellow crystals as marcasite, a form of iron pyrite. "这位地质系学生认出那些闪亮的黄色晶体是白铁矿，也就是一种硫铁矿。geologymineralchemistrymaterialsubstanceChat with AIVocabulary GamePractice Reading
noun🔗Share黄铁矿, 愚人金 (jewellery) Pyrite."The antique brooch was decorated with sparkling marcasite, giving it a vintage look. "这个古董胸针上镶嵌着闪闪发光的黄铁矿（愚人金），显得很有复古韵味。materialgeologyChat with AIVocabulary GamePractice Reading
noun🔗Share白铁矿, 硫铁矿 Any of various metal sulfides, usually iron sulfide minerals."The geology student identified the shiny, brass-yellow mineral as marcasite, an iron sulfide. "这位地质学专业的学生鉴定出那种闪闪发光的黄铜色矿物是白铁矿，也就是一种硫铁矿。mineralgeologymaterialsubstanceChat with AIVocabulary GamePractice Reading
