In the field of extractive metallurgy, mineral processing, also known as ore dressing, is the . Before the advent of heavy machinery the raw ore was broken up using . The process of panning and sifting for gold uses both of these methods.
Gold extraction refers to the processes required to extract gold from its ores. This may require a .. accuracy to implement adhesive gold dressing of fine and nano size particles within a few hundred microns a few tens of nanometers.