0 to 0.5Solvent/SiO2 1 to 1500OH- /SiO2 0 to 10(M2/e O + R2/f O)/ 0.01 to 20(SiO2 + Al2 O3)M2/e O/ 0 to 5(SiO2 + Al2 O3)R2/f O/ 0.01 to 2(SiO2 + Al2 O3)______________________________________ wherein e and f are the weighted average valences of M and R, respectively, M is an alkali or alkaline earth metal ion and R comprises