Fig. 7From: Widespread Permian granite magmatism in Lower Austroalpine units: significance for Permian rifting in the Eastern AlpsGeochemical classification diagrams for the samples. a Total alkalies vs. SiO2 diagram (Middlemost 1994); b SiO2 vs. K2O diagram (Rickwood 1989); c SiO2 vs. Na2O + K2O + CaO diagram (Frost et al. 2001); and d A/CNK versus A/NK diagram (Maniar and Piccoli 1989)Back to article page