>> Feldspar is supplied in two varieties sodium feldspar and potassium feldspar. It is a universal flux used in all types of ceramic bodies & glaze. >> The Ceramic industries & glass industries are the major consumers of feldspar. >> Some of the other known uses of Feldspar mineral include catalyst agent, acid resistant and Decorative Stone as a flux or binding agent in certain scanning Soaps and artificial teeth.>> Feldspar is the most abundant silicate with Potassium, sodium, and calcium or mixtures of these elements. The common feldspar is potassium feldspar, namely orthoclase K2O, Al2O36 SiO2, sodium feldspar is albite Na2O, Al2O36 SiO2, and calcium feldspar is anorthite CaO, Al2O36 SiO2, They occur in various colors but the pink brown and grey ones are common.>> Available in Chips & Powder form.