... 3.can get final concentrate 4.make of alloy,more wear-resisting Iron ore Jigger Used to choose the other gold , tin ... , titanium , tungsten, hematite , iron ore, chromite , barite , sand gold, coal and other minerals, especially ... screening is widely used for sorting placer gold, tin, titanium, iron, iron ore, coal and other minerals, especially in manganese ore, barite ...