Feldspar Grinding Mill SBM Ultrafine Powder Technology
Feldspar is the general term for minerals in the feldspar group. It is a common type of aluminosilicate rockforming mineral containing calcium, sodium, and potassium. Feldspar has a glass luster and various colors. It accounts for up to 60% of the earth's crust and can appear in igneous rocks, metamorphic rocks, and sedimentary rocks.