????? ? ??? ??? ?????? ??? ??? ? ???, ??? ????? ?? ?? ??? ???? ??? ???? ??? ??? ??? ??? ? ????.It is India's largest iron ore producer and exporter, producing much more than forty five million tonnes of iron ore from 3 mechanized mines in Chhattisgarh and Karnataka. In addition, it operates the only mechanized diamond mine in the nation at Panna in