grade manganese ore is available at a throw-away price. By way of suitable processing, it can be made as a marketable product. Beneficiation, is one such process, ... Iron Ore Beneficiation Low grade iron ore 4,00,000 Beneficiated Ore 3,36,000 Tailings 1,44,000 Total 600,000 Total 4,80,000 . Sri ChannakeshavaWeb