Dykes of the 1.11 Ga Umkondo LIP, Southern Africa: Clues to a complex plumbing system

• Published in: Precambrian Research
• Main Authors: De Kock, Michiel, Ernst, Richard, Söderlund, Ulf, Jourdan, Fred, Le Gall, Bernard, Bertrand, Hervé, Chisonga, Benny, Beukes, Nicolas J., Rajesh, H.M., Moseki, L.M., Fuchs, R.
• Other Authors: PPM Group University of Johannesburg, Department of Geology University of Johannesburg, University of Johannesburg (UJ)-University of Johannesburg (UJ), Department of Earth Sciences Ottawa, Carleton University, Department of Geology, Geobiosphere Science Centre, Lund University Lund, Laboratory for Isotope Geology, Swedish Museum of Natural History (NRM), Curtin University Perth, Planning and Transport Research Centre (PATREC), Domaines Océaniques (LDO), Institut national des sciences de l'Univers (INSU - CNRS)-Université de Brest (UBO)-Observatoire des Sciences de l'Univers-Institut d'écologie et environnement-Centre National de la Recherche Scientifique (CNRS), Laboratoire de Géologie de Lyon - Terre, Planètes, Environnement Lyon (LGL-TPE), Centre National de la Recherche Scientifique (CNRS)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Université de Lyon-École normale supérieure - Lyon (ENS Lyon), CAE Mining Africa, Department of Geology, University of Botswana, University of KwaZulu-Natal (UKZN), Geological Survey of Botswana
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2014
• Subjects: Mesoproterozoic; Large Igneous Province; Geochronology; Rodinia; Kalahari craton; Dyke swarms; [SDU.STU.VO]Sciences of the Universe [physics]/Earth Sciences/Volcanology; [SDE.MCG]Environmental Sciences/Global Changes; Grunehogna; Antarc*; Antarctica
• Online Access: https://hal-insu.archives-ouvertes.fr/insu-01004015; https://doi.org/10.1016/j.precamres.2014.05.006

International audience The Umkondo Large Igneous Province (LIP) is represented by widespread (∼2.0 × 106 km2) mafic intrusions that were rapidly emplaced (1112-1108 Ma) into the Kalahari craton of southern Africa and the formerly adjacent Grunehogna Province of Antarctica during Rodinia assembly. Ve...