What is another word for pyrrhotite?
Pronunciation: [pˈɪrhətˌa͡ɪt] (IPA) 
Pyrrhotite is a mineral that belongs to the pyrrhotite group. It is an iron sulfide mineral that is usually found in metamorphic rocks. Pyrrhotite is also commonly referred to as magnetic pyrite, magnetic iron sulfide, and troilite. It has a bronze-yellow color that tarnishes to a brassy color when exposed to air. Pyrrhotite can also be called ferropyrite, pyrrhotin, and bronzite. The mineral is often confused with pyrite or marcasite due to its similar appearance, but it has a unique magnetic property that distinguishes it from these other minerals. Pyrrhotite is commonly used in industry as a source of iron and sulfur.
