Supplement to: Mewes, Konstantin; Mogollón, José M; Picard, Aude; Rühlemann, Carsten; Eisenhauer, Anton; Kuhn, Thomas; Ziebis, Wiebke; Kasten, Sabine (2016): Diffusive transfer of oxygen from seamount basaltic crust into overlying sediments: an example from the Clarion-Clipperton Fracture Zone. Earth and Planetary Science Letters, 433, 215-225, https://doi.org/10.1016/j.epsl.2015.10.028