Gravitational Gold Washing Method for Alluvial Gold Fields
2021-9-23 · Alluvial gold ore are mainly mined from land surface or river or underground. There are various types of gold raw material: alluvial gold, placer gold, sand gold, river gold, gold tailing, etc. The main gold beneficiation process includes feeding, washing, sieving, rough separation, final concentration and refining. Because the gold density is ...