... the separation of gold, tin, tungsten, titanium, hematite, coal and other minerals due to its high processing capacity, large range of separation ... as placer gold, tungsten, iron, tin, hematite, cope, tantalum-niobium, titanium, manganese, barite, zirconium, chrome and gemstone etc.This product is ... don't gold, diamonds, precious stones, tin, tungsten and mineral. High quality jigger