... 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 ... on the basis of the development and improvement of the re-election of a energy-saving equipment, the jig pulsating ...