Bauxite. Use of bauxite is actually refers to the industry, in sanshui LvShi, soft LvShi monohydrate or hard LvShi monohydrate as the main mineral composition of ore. White or because of impurities in light grey, pale green, pale red color. Vitreous luster, cleavage plane pearl luster. Transparent to translucent. Cleavage completely.