Data for "Depth variations in multi-stage hydrogen generation associated with serpentinization in the lower crust and mantle sections of the Oman Ophiolite"

This repositry include data used in "Depth variations in multi-stage hydrogen generation associated with serpentinization in the lower crust and mantle sections of the Oman Ophiolite" by Kazuki Yoshida, Atsushi Okamoto, Ryosuke Oyanagi, Masakazu Fujii, Kenta K. Yoshida, Yasuhiro Niwa, Yasuo Takeichi, and Masao Kimura."Tables.xlsx" includes the composition of serpentine and brucite in each sample (Table 1), Fe³⁺/ΣFe ratio of serpentine in each sample measured by 2D XAFS imaging (Table 2), sample list (Table S1), olivine compositions determined by electron microprobe analysis (Table S2), semi-quantitative analyses of Ni–Fe alloys and sulfides by energy dispersive X-ray spectroscopy (Table S3), characteristics of the X-ray absorption fine-structure spectra (Table S4), linear combination fitting results and estimated Fe³⁺/ΣFe ratios (Table S5), bulk-rock major element compositions (Table S6), bulk-rock magnetic properties (Table S7), and mass losses at 250–450°C and 450–800°C measured by thermogravimetric analysis (Table S8)."XAFS.zip" includes X-ray absorption fine edge structure spectra for each sample."TG.zip" includes thermogravimetric data for each sample.