Supplement to: Hahn, Annette; Miller, Charlotte; Andó, Sergio; Bouimetarhan, Ilham; Cawthra, Hayley C; Garzanti, Eduardo; Green, Andrew N; Radeff, Giuditta; Schefuß, Enno; Zabel, Matthias (2018): The provenance of terrigenous components in marine sediments along the east coast of southern Africa. Geochemistry, Geophysics, Geosystems, 19(7), 1946-1962, https://doi.org/10.1029/2017GC007228