Geochronology and geochemistry of the South Scotia Ridge: Miocene island arc volcanism of the Scotia Sea

• Published in: Global and Planetary Change
• Main Authors: Riley, Teal R., Burton-Johnson, Alex, Leat, Philip T., Hogan, Kelly A., Halton, Alison M.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: 2021
• Subjects: Antarctic; Discovery Bank; East Scotia Ridge; Pacific; Scotia Sea; South Scotia Ridge; The Antarctic; Weddell; Weddell Sea; Antarc*
• Online Access: https://oro.open.ac.uk/78760/; https://doi.org/10.1016/j.gloplacha.2021.103615

The ancestral South Sandwich arc (ASSA) records evidence of Oligocene – Miocene intra-oceanic island arc volcanism in the central Scotia Sea and potentially formed an important topographic barrier to deep ocean currents during the early development of the Antarctic Circumpolar Current. New geochemis...