We are offering sodium feldspar.The name of 'feldspar' refers to group of aluminum silicate of potassium, sodium and calcium. The chief use of feldspar is in the ceramic and glass industries. Smaller quantities are used in the manufacturing of tiles, white ware, and sanitary ware. Other uses of feldspar include catalysts, acid resistant and decorative stone as a flux or binding agent in certain scanning soaps and artificial teeth.