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Fig. 3


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Geochemical characterization of lava flows. A: Total alkali vs. silica diagram after Bas et al. (1986), previous data from: Samper et al. (2007), Ricci et al. (2017) and Navelot et al. (2018); B: SiO2 vs. K2O plot after Peccerillo and Taylor (1976), previous data from Samper et al. (2007, 2009), Ricci et al. (2017) and Navelot et al. (2018); C: SiO2 vs. Nb/Y diagram after Winchester and Floyd (1977), previous data from Ricci et al. (2017); D: Co vs. Th plot after Hastie et al. (2007), previous data from Ricci et al. (2017).

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