The role of bacteria in the leaching of mineral sulphides is discussed with respect to Thiobacillus ferrooxidans. Column leaching studies were carried out on Malanjkhand lean?grade chalcopyrite ore samples using Thiobacillus ...

A gradual depletion of high-grade ores, coupled with the growing demand for mineral commodities across the world has culminated in the increased exploitation of lean-grade ores with complex mineralogy. The mineral processing ...