Rungta Mines to expand Kolmong Manganese Ore Mining Project located in village Kolmong in Sundergarh district of Orissa. The proposed rated capacity of the mine is to be expanded from 12,000tonnes per annum(TPA) to 40,100TPA of manganese ore. The total project cost is estimated at Rs. 25 million. The mine working will be opencast by semi-mechanized method involving drilling and blasting.