Home Preparation for National Talent Search Examination (NTSE)/ Olympiad
Chapter : 1. Minerals and Energy Resources
Classification of Coal field in India
Classification of Coal field in India : Figure Gondwana Coal Field : Gondwana coal is over 200 millions years in age gondwana coal metallurgical coal is located in Damodar valley (West Bengal Jharkhand). Jharia, Raniganj, Bokaro, Godavari, Mahanadi, Son and Wardha Valleys. Tertiary Coal Field : The Tertiary rock system bears coals of younger age which are only about 55 million years old and are mainly confined to the extra Peninsula. Important area of tertiary coal include parts of Assam Meghalaya, Arunachal Pradesh, Nagaland.