Description : In which two geological ages did coal occur in India? -SST 10th
Last Answer : In India, coal occured in two geological ages-Gondwana and tertiary deposits. .Gondwana is a little over 200 million years in age. The major resources of Gondwana coal, which are metallurgical ... Tertiary coals occur in the north-eastern states of Meghalaya, Assam, Arunachal Pradesh and Nagaland.