Crossley, SamuelAsh, RichardSunshine, JessicaCorrigan, CatherineMcCoy, TimothyMittlefehldt, DavidPuchtel, IgorThis dataset includes supplementary data used to generate figures in manuscript "Brachinites record divergent evolutionary pathways" by Crossley et al., submitted to Geochemica et Cosmochemica Acta in 2020The brachinite family of meteorites records divergent trends of differentiation based on O and S fugacities. We find that S and O-rich materials differentiate into distinct igneous products from reduced counterparts.en-USEMPSEMModal MineralogyMeteoriteBrachiniteDataset