Early opening of Australia and Antarctica: New inferences and regional consequences

• Published in: Tectonophysics
• Main Authors: Jacob, Jensen, Dyment, Jérôme
• Other Authors: Institut de Physique du Globe de Paris (IPGP), Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris Diderot - Paris 7 (UPD7)-Université de La Réunion (UR)-Institut de Physique du Globe de Paris (IPG Paris)-Centre National de la Recherche Scientifique (CNRS)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2014
• Subjects: <ce:text id="tx0010">Passive margins; <ce:text id="tx0015">Plate tectonics; <ce:text id="tx0020">Plate reconstructions; <ce:text id="tx0025">Australia-Antarctica; <ce:text id="tx0030">Zelandia; <ce:text id="tx0035">Trans-Antarctic Mountains; [SDU]Sciences of the Universe [physics]; Antarctic; Campbell Plateau; East Antarctica; Kerguelen; West Antarctica; Antarc*; Antarctica
• Online Access: https://hal-insu.archives-ouvertes.fr/insu-03581051; https://doi.org/10.1016/j.tecto.2014.08.020

International audience Both continental margins of Australia and Antarctica exhibit a very clear gravity anomaly on the satellite free-air gravity data. The detailed sinuosity of these first-order conjugate features matches perfectly, suggesting that they are the signature of the initial continental...