MOIL is a miniratna government manganese ore mining company headquartered in Nagpur, India. With a market share of 50%, it is the largest producer of manganese ore in India. MOIL operates 11 mines in adjoining districts of Maharashtra and Madhya Pradesh. It has been ranked #486 among the 500 top companies in India and 9th in the mines and metals sector of the Fortune India 500 list for 2011.