Supplemental material: Backarc origin for Neoarchean ultrahigh-temperature metamorphism, eclogitization, and orogenic root growth G. Dumond et al. 10.1130/2017313 https://gsapubs.figshare.com/articles/journal_contribution/Supplemental_material_Backarc_origin_for_Neoarchean_ultrahigh-temperature_metamorphism_eclogitization_and_orogenic_root_growth/12535562 GSA Data Repository Item 2017313, Geology. 2017-01-01 00:00:00 Geoscience