Tata Iron and Steel Company (TISCO) is one of the biggest steel producers in India. Production of iron and steel requires many raw materials which are supplied to TISCO from different places. The raw materials with their sources required for TISCO are:

1. Iron-ore: Iron ore is one of the primary raw materials for TISCO. Iron ore comes from mining fields of Orissa (Odisha) and Chhattisgarh.

2. Limestone, dolomite and manganese: Apart from iron ore, various other minerals are also required for iron and steel production like limestone, dolomite manganese. These minerals also come from mining fields of Orissa and Chhattisgarh.

3. Water: Water is used in abundance in any industrial unit. Water for TISCO comes from Kharkai and Subarnrekha rivers which flows through Jamshedpur, Jharkhand where the plant is situated.