Geography
Name the coalfield that is oldest and one that is largest in India.
Related Questions
How is Gondwana coalfield different from tertiary coalfield in terms of location and quality?
Give a geographical reason for each of the following:
Petroleum is called 'liquid gold'.
Give a geographical reason for each of the following:
Natural gas is a fossil fuel.
(i) Name the varieties of coal found in India.
(ii) Give a characteristic of each type of coal.