(i) Location of industries is influenced by several factors like access to raw materials, power, market, capital, transport and labour. There is strong relationship between raw material and type of industry. Eastern India is the most rich region in the context. (ii) The other raw materials besides iron ore and coking coal for iron and steel industry are limestone, dolomite, manganese and fine clay. All these raw materials are gross. So, the best location for iron and steel plants is near the source of raw materials. (iii) It is a crescent shaped region comprising parts of Chhattisgarh, Northern Odisha, Jharkhand and western-West Bengal, which is rich in high grade iron ore and coking coal and other supplementing raw material, power and water.