Question

name the important coal belts of India and describe any two

Answer 1

Important coal mines in India are Madhya Pradesh, Orissa, Kerala etc.
The largest coal mines Of India are in -
Bokaro (Jharkhand)
Rani Ganj (West Bengal)

Answer 2

Explanation:

Other properties, such as hardness, grindability, ash-fusion temperature, and free-swelling index (a visual measurement of the amount of swelling that occurs when a coal sample is heated in a covered crucible), may affect coal mining and preparation, as well as the way in which a coal is used.