Separation Methods Magnetism. Magnetism is ideal for separating mixtures of two solids, with one part having magnetic properties. Some metals like iron, nickel, and cobalt have magnetic properties whiles gold, silver and aluminum do not. Magnetic elements are attracted to a magnet. It works like this Let us take a mixture of sand and iron ... China Iron Sand Processing High Magnetic Wet Strong Magnetic Plate Magnetic Separator, Find details about China Plate Magnetic Separator, Magnetic Separator from Iron Sand Processing High Magnetic Wet Strong Magnetic Plate Magnetic Separator - Nanjing Sinonine Heavy Industry Science Technology Co., Ltd.