Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic. This is used in mineral processing, paper recycling and waste water treatment industries. Historically this was first used in the mining industry, where it was one of the In the mining industry, the plants where flotation is undertaken to concentrate.
Artisanal and Small Scale Gold Mining Without Mercury EPA
Nov 21, 2018 . Seeking to learn about gold mining without mercury? . Panning uses water to separate heavy gold particles from other lighter particles .. a pipe at the top of the machine in a slurry of around 60 75% water and 40 35% solids. . Flotation creates high quality concentrates and is good at capturing fine gold.