Ancient atmospheric noble gases preserved in post-impact hydrothermal minerals of the 200 Ma-old Rochechouart impact structure, France

Guillaume Avice, Institut de Physique du Globe de Paris, Paris, France; Institut de Physique du Globe de Paris, CNRS, Paris, France, Mark A Kendrick, The University of Queensland, School of Earth and Environmental Sciences, Brisbane, Australia, Antonin Richard, Université de Lorraine, Géoressources, Nancy, France and Ludovic Ferrière, Natural History Museum Vienna, Vienna, Austria