Fig. 3From: Dating emplacement and evolution of the orogenic magmatism in the internal Western Alps: 1. The Miagliano PlutonDistribution of Al# [=Al4/(Al6 + Al4)] versus Na(tot) in amphiboles from the tonalite of the Miagliano Pluton. Analyses from Valle del Cervo Pluton after Bigioggero et al. (1994), Biella volcanic suite after Callegari et al. (2004) are additionally shownBack to article page