The company plans to increase its aluminium-making capacity by 25 times, zinc by five times and silver by about 12 times. It plans to produce 2.5Mt of aluminium, which would position Vedanta among the top five global aluminium producers.

Vedanta has metal producing units in Chhattisgarh, Orissa, Rajasthan and Tamil Nadu and a copper facility in Zambia.

With the acquisition of iron-ore producer Sesa Goa, the group is now also into mining ore in Goa. The capacity of Sesa Goa is also expected to increase from 15Mt to 50Mt by 2014.