四明山麥飯石:SiO270.07%,Al2O314.87%,Na2O4.26%,K2O3.94%,CaO2.14%,F(xiàn)e2O31.42%,F(xiàn)eO1.27%,MgO0.70%,TiO20.34%,H2O0.29%,P2O50.09%,MnO0.06%