Supplement to: Aumento, Fabrizio; MacGillivray, J M (1975): Geochemistry of Buried MiocenePleistocene Ferromanganese Nodules from the Antarctic Ocean. In: Hayes, D.E.; Frakes, L.A.; et al., Initial Reports of the Deep Sea Drilling Project, Initial Reports of the Deep Sea Drilling Project, U.S. Government Printing Office, XXVIII, 795-803, https://doi.org/10.2973/dsdp.proc.28.126.1975