Silicate example sentences

In silicates either the discrete unit is present or a number of such units are joined together via corners by sharing 1,2,3 or 4 oxygen atoms per silicate units.95% of the earth's crust is made up of silica and silicates.Negative charge on silicate structure is neutralized by positively charged metal ions.Bauxite deposits are formed by the decomposition of a wide variety of rocks rich in aluminium silicates.The basic structural unit of silicates is SiO4 4– (Figureure1 7) in which silicon atom is bonded to four oxygen atoms in tetrahedron fashion.A large number of silicates minerals exist in nature.When silicate units are linked together, they form chain, ring, sheet or three-dimensional structures.Silicon is the second (2 7 % by mass) most abundant element on the earth's crust and is present in nature in the form of silica and silicates.If aluminium atoms replace few silicon atoms in three-dimensional network of silicon dioxide, overall structure known as aluminosilicate, acquires a negative charge.