The oldest and richest coalfield of India with respect to quantity of production and quality is
- ABokaro
- BJharia
- CRaniganj
- DMakum-Nazira
Solution & Step-by-step Explanation
Raniganj coalfield in West Bengal is the oldest coalfield in India, where coal mining started in 1774 during the British East India Company. However, Jharia coalfield (located in Jharkhand) is considered the richest coalfield in India in terms of both the premium quality of metallurgical/coking coal and its high volume of production. It represents one of the largest reserves of coking coal in India.