Figure S2: Geochemistry used to infer source characteristics and provenance of mudrocks of the Permian–Triassic Maitai Group and the associated Patuki Melange, South Island, New Zealand PalamakumburaRomesh N. RobertsonAlastair H.F. 2019 Mudrock major element cross-plots (MgO), Maitai Group, Ch 11.