noun Download 🔗Share The common mineral iron disulfide (FeS2), of a pale brass-yellow color and brilliant metallic luster, crystallizing in the isometric system. Examples : "The prospector excitedly showed his friend a rock covered in pyrite, hoping it was gold, but disappointed to learn it was just "fool's gold". " geology mineral chemistry material substance Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share (usually as a plural: pyrites) Any metallic-looking sulphide, such as the above, which is the most common. Examples : "The curious rock collector thought the shiny yellow stones were gold, but they were just pyrite, also known as "fool's gold." " geology mineral material substance Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share (usually as a plural: pyrites) Any metal dichalcogenide that is isostructural to the common mineral. Examples : "Copper diselenide can occur both as a marcasite and a pyrite." mineral chemistry geology material substance Chat with AIVocabulary GamePractice Reading