The mineral from which metal can be extracted economically is called ore.
`{:("Aluminium ores ",:,"Bauxite"=Al_(2)O_(3).2H_(2)O,,"Cryolite"=Na_(3)AlF_(6)),("Zinc ores",: ,"Zinc blende" =Zns,,"Calamine"=ZnCO_(3)),("Copper ores" ,:, "Cuprite":CuO,,"Copper pyrites"=Cu_(2)S),("Iron ores" ,:,"Haematite"=Fe_(2)O_(3),,"Magnetite"=Fe_(3)O_(4)):}`
