XINYANG Minerals Group is located in Fengcheng City of Liaoning , China. which possess some own brucite mines, one of them is the larggest brucite mine in China with biggest reserves. Brucite is called natural magnesium hydroxide, molecular formula is Mg(OH)2,shows itself in white or white gray color. There are wide applications for brucite, it is not only a kind of high grade refractory materials but also the best material for make magnesium metal.Due to its good fire retardancy,it is ideal not-toxic,smokeless,non-polluting flame retardant. Brucite can be usde as the raw material for making nucleus reactor's protecting material; it can be used for soil improvement and also regulating PH value .Naturally it can be directly used as raw material for making lightweight magnesium oxide,magnesium oxide and magnesia cement.