Question
Chemistry Question on Concentration of ores
Among the following ores Bauxite, Siderite, Cuprite, Calamine, Haematite, Kaolinite, Malachite, Magnetite, Sphalerite, Limonite, Cryolite, the number of principal ores of iron is____.
Answer
The principal ores of iron are :
Siderite, Haematite, Magnetite, Limonite.