Coal occurs in rock sequences in India mainly of which of the following geological ages? |
Gondwana deposits Tertiary Deposits Both 1 and 2 None of the above |
Both 1 and 2 |
Coal is a one of the important minerals which is mainly used in the generation of thermal power and smelting of iron ore. Coal occurs in rock sequences mainly of two geological ages, namely Gondwana and tertiary deposits. |