INDIAN GEOGRAPHY

Detailed explanation-1: -The major resources of Gondwana coal, which are metallurgical coal, are located in Damodar valley (West Bengal-Jharkhand). Jharia, Raniganj, Bokaro are important coalfields. The Godavari, Mahanadi, Son and Wardha valleys also contain coal deposits.

Detailed explanation-2: -Gondwana Coalfields are found in Jharkhand. Major coalfields are present in Dumka (Santhal Parganas), Hazaribagh, Dhanbad, and Palamu of Jharkhand. Gondwana coal makes up 98% of the total reserves and 99% of the production of coal in India.

Detailed explanation-3: -In the Damodar Valley Basin, coalfields containing coal bearing Barakar Formation are Raniganj, Jharia, Bokaro, Ramgarh, and Karanpura. The Barakar Formation is composed of conglomerate, sandstone, siltstone, shale, fireclay, and coal.

Detailed explanation-4: -The correct answer is Damodar river valley. About 80 per cent of the coal deposits in India is of bituminous type and is of non-coking grade. The most important Gondwana coal fields of India are located in Damodar Valley.

Detailed explanation-5: -The major sources of Gondwana coal are located in the Damodar valley (West Bengal-Jharkhan). In this belt, Jharia, Raniganj and Bokaro are important coalfields. Coal deposits are also present in the Godavari, Mahanadi, Son and Wardha valleys.