Magma flow in dyke swarms of the Karoo LIP: Implications for the mantle plume hypothesis

• Published in: Gondwana Research
• Main Authors: Hastie, W.W., Watkeys, Michael K., Aubourg, Charles
• Other Authors: School of Geological and Computer sciences, University of Natal, Laboratoire des Fluides Complexes et leurs Réservoirs (LFCR), TOTAL FINA ELF-Université de Pau et des Pays de l'Adour (UPPA)-Centre National de la Recherche Scientifique (CNRS)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2014
• Subjects: AMS; Dyke swarm; Karoo large Igneous Province; Magma flow; Mantle plume; [SDU.STU]Sciences of the Universe [physics]/Earth Sciences; Dronning Maud Land; Jutulrøra; Straumsvola; Transantarctic Mountains; Weddell; Weddell Sea; Antarc*; Antarctica
• Online Access: https://hal.science/hal-00904214; https://doi.org/10.1016/j.gr.2013.08.010

International audience The ~ 183 Ma old Karoo Large Igneous Province extends across southern Africa and is related to magmatism in Antarctica (west Dronning Maud Land and Transantarctic Mountains) and parts of Australasia. Intrusive events, including the emplacement of at least ten dyke swarms, occu...