Fig. 6From: Variscan granitoids of the East Serbian Carpatho-Balkanides: new insight inferred from U–Pb zircon ages and geochemical dataSilica (wt%) vs aluminum-saturation index [molecular A12O3/(Na2O + K2O + CaO)] diagram (Shand 1943) for samples of the ESCB Variscan granitoids, which were radiometrically dated; note that two samples of the Radičevac granitoid are plotted for correlation, although they are missing in Table 3Back to article page