State-owned NMDC has reported a 15 per cent rise in its iron ore production and 3 per cent growth in sales of the mineral in April.
Iron ore deposits in the Donimali mine are estimated at 143 million tonnes and worth around Rs 40,000 crore. NMDC had leased the mine in 1968 for a period of 50 years. The lease expired on November 3, 2018.