NMDC Limited, formerly National Mineral Development Corporation, is an Indian public sector undertaking involved in the exploration of iron ore, rock, gypsum, magnesite, diamond, tin, tungsten, graphite, coal etc.

NMDC Ltd. has taken over a silica sand mining and beneficiation project from Uttar Pradesh State Mineral Development Corporation Ltd.

The plant is designed to produce beneficiated high purity silica sand to a capacity of 300,000 tonnes per year as the raw material for production of float/sheet glass.

NMDC set up a 3 MTPA capacity greenfield Nagarnar Steel Plant based on HiSmelt technology, 16 km from Jagdalpur in Chhattisgarh state, with an estimated outlay of Rs 20000 crore.

[7][5] A pure-play miner, NMDC had in 2009–10 conceived the Nagarnar steel plant with the intention of moving up the value chain and diversifying its portfolio.