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Excelso, R.; Azzone, R.; Gomes, C. B.; Chmyz, L.; Cabral Neto, I.; de Hollanda, M. H. B. M.; Aps, V.; Bettencourt, J. New Ar-Ar Age and C-O Isotope Geochemistry of the Piedade (Aps) Carbonatite Complex of the Ponta Grossa Arch Region, Southern Brazil: Petrological Implications. IKC abstracts 2024, 12.