The main business segments are,
(a) Oil & Gas which consists of exploration, development and production of oil and gas
(b) Zinc which consists of mining of ore, manufacturing of zinc and lead ingots and silver, both from own mining and purchased concentrate
(c) Iron ore including pig iron, metallurgical coke
(d) Copper which consist of mining of copper concentrate, manufacturing of copper cathode, continuous cast copper rod, anode slime from purchased concentrate and manufacturing of precious metal from anode slime, sulphuric acid, phosphoric acid (Refer note 7)
(e) Aluminium which consist of mining of bauxite and manufacturing of alumina and various aluminium products
(f) Power excluding captive power but including power facilities predominantly engaged in generation and sale of commercial power and
(g) Other business segment comprises of port/berth, glass substrate and steel. The assets and liabilities that cannot be allocated between the segments are shown as unallocated assets and liabilities, respectively.
Increase in assets and liabilities of ‘Others Segment’ is mainly on account of acquisition of Electrosteel Steels Limited. (Refer note 6)
Additional intra segment information of revenues and results for the Zinc, Lead and Silver segment have been provided to enhance understanding of segment business.
Export incentives have been included under respective segment revenues.