The Rio Grande Rise and Jean Charcot Seamount Chain - microcontinents or the trail of the Tristan-Gough hotspot? Cruise No. MSM 82, 18 March 2019 - 24 April 2019, Montevideo (Uruguay) - Montevideo (Uruguay), RIOGRANDE

• Main Authors: Geissler, Wolfram, Krumm, Stefan, O'Connor, John, Geldmacher, Jörg, Altenbernd, Tabea, Homrighausen, Stephan, Geils, Jonah, Hoyer, Patrick, Lehmann, Carsten, Shearing, Jennifer
• Format: Report
• Language: English
• Published: Gutachterpanel Forschungsschiffe 2019
• Subjects: Charcot; Gough; Kongsberg; Tristan; Uruguay; South Atlantic Ocean
• Online Access: https://oceanrep.geomar.de/id/eprint/48596/; https://oceanrep.geomar.de/id/eprint/48596/1/MSM82_CR.pdf; https://doi.org/10.2312/cr_msm82

Rio Grande Rise: microcontinent, mantle plume, or both? The origin of the Rio Grande Rise (RGR) is debated. It could represent a continental sliver, or a large igneous province that was emplaced in the late Cretaceous after the opening of the South Atlantic Ocean. The interplay between the RGR and t...