Coal is an important source of power and energy. It is mainly found in Gondawana and Tertiary age rocks.
Major coal producing areas of Gondwana period: Here, coal deposits are found in Damodar, Godavari, Mahanadi, and in Son river valley areas. These coal fields are situated in Jharkhand, West Bengal, MP, Chhattisgarh, Odisha, Maharashtra and Andhra Pradesh.
In Jharkhand state, Jharia, Bokaro, Giridih, Karanpura, and in West Bengal, Raniganj is the main coalfield and Jharia is the biggest coalfield of country while Raniganj comes on the second place.
In M.P. state, Singrauli, whose some part is in MP, is an important coal field. Korba and Ramkola, and Tatapani in Chhattisgarh. Talcher in Odisha, in Maharashtra – Chanda – Wardha, Kamptee and Yavatmal, and in Andhra Pradesh state, Singreni are the major coal producing areas.