mineral beneficiation and its methods

4 Kinds of Beneficiation Methods of Potassium Feldspar 2018-10-09 Feldspar is an aluminosilicate mineral of a framework structure of alkali metal or alkaline earth metal such as potassium, sodium, calcium and a small amount of cerium, and its main components are SiO2, Al2O3, K2O, Na2O, CaO and …