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Fig. 7 | Progress in Earth and Planetary Science

Fig. 7

From: Geochemical characteristics of back-arc basin lower crust and upper mantle at final spreading stage of Shikoku Basin: an example of Mado Megamullion

Fig. 7

CI chondrite-normalized bulk trace-element patterns. Mado Megamullion basalt compositions are from Basch et al. (2020). CI chondrite values are after Sun and McDonough (1989). Abbreviations: CI chon = CI chondrite, Ba = basalt, Dol = dolerite, Ox ga = oxide gabbro, Ga = gabbro, Ol ga = olivine gabbro, Du = dunite, and Pe = peridotite

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