The result is growing interest in the use of rockeating bacteria to extract metals from lowgrade ores, mining waste or industrial effluent. This approach has its pros and cons. To recover large quantities of metals quickly from ores with a high metal content, smelting remains the most profitable route.
Aug 22, 2018· Mineral munching microbes: the future of metal mining? Mining . Aug 1, 2012 . With demand for copper on the up and the number of high grade mining . of years, eventually extract the copper from the ores all on their own. Get Price