The coal resources are categorized as Gondwana coal and Territory coal. Identify the state which is not a part of the Gondwana coal.

Assam state is not a part of the Gondwana coal . Assam is part of the Territory coal . Northeast states are placed under the Territory Coal, whereas other states with coal reserves are placed under Gondwana Coal. Coal reserves are found in states like Jharkhand, Odisha, West Bengal, Chhattisgarh, Madhya Pradesh, Maharashtra, Andhra Pradesh, Uttar Pradesh and Northeast states of Sikkim, Nagaland, Meghalaya, Assam and Arunachal Pradesh.