Particle size decreases predictably as grinding time increases, meaning P80 serves as a practical operational parameter when ...

Brazilian miner Vale will begin building this year a processing plant in southeastern Minas Gerais state for tailings and waste rock, the company said on Friday. The plant, which will have capacity to ...

Mining companies around the world are under growing pressure to use resources more efficiently and reduce waste. Every truckload of ore that doesn’t end up as tailings means less impact on the ...