Avail from us a wide range of high quality Feldspar Powder that is the most abundant rock-forming mineral in nature and consists of aluminum silicates with potassium, sodium and calcium or mixture of these. Feldspar is the name given to a group of minerals distinguished by the presence of alumina and silica (SiO2) in their chemistry. This group includes aluminum silicates of soda, potassium, or lime.
