Ministry of Mines is responsible for survey and exploration of all minerals, other than natural gases, petroleum and atomic minerals, for mining and metallurgy of non-ferrous metals like aluminium, copper, zinc, lead, gold, nickel, etc. and for administration of all mines and minerals other than coal, natural gas and petroleum. Geological Survey of India (https:/ / and Indian Bureau of Mines (https:/ / are under the Ministry of Mines. Central Public Sectors like National Aluminium Company Limited (NALCO) in aluminium sector, Hindustan Copper Limited (HCL) in copper sector and Mineral Exploration Corporation Limited (MECL) in exploration are also under the aegis of Ministry of Mines.