Other names: {{ubl, Ferric chloride, Ferric chloride (anhydrous)Iron(3+);trichloride, Ferric;trichloride, [FeCl3], FeCl3, Iron chloride, Flores martis, Molysite
Appearance: Green-black by reflected light; purple-red by transmitted light; yellow solid as hexahydrate; brown as {{abbr|aq.|aqueous}} solution ; Black-to-brown hygroscopic crystals