ANSWER: Both
Explanation:
- Coal reserves in India is one of the largest in the world.
Depending upon its grade from highest to lowest following, The coal found in India can be classified as Anthracite Coal, Bituminous Coal, Lignite (Brown Coal), Peat etc.
- Bituminous Coal: This is the most widely used coal and contains 50 to 85 per cent carbon. It is dense, compact, and brittle and is usually of black color. Most of the bituminous coal is found in Jharkhand, Orissa, West Bengal, Chattisgarh and Madhya Pradesh.
- Lignite ( Brown Coal): lignite is a lower grade coal and contains about 35-50 per cent carbon. It is found in Palna of Rajasthan, Neveli to Tamil Nadu, Lakhimpur of Assam and Karewa of Jammu and Kashmir.
- Peat:This is the first stage of transformation of wood into coal and contains less than 35 per cent carbon. It is seldom sufficiently compact to make a good fuel without compressing into bricks. Left to itself, it burns like wood, gives less heat, emits more smoke and leaves a lot of ash after burning.