Interpreting and reporting 40Ar/39Ar geochronologic data
Allen J. Schaen1,†, Brian R. Jicha1, Kip V. Hodges2, Pieter Vermeesch3, Mark E. Stelten4, Cameron M. Mercer5, David Phillips6, Tiffany A. Rivera7, Fred Jourdan8, Erin L. Matchan6, Sidney R. Hemming9, Leah E. Morgan10, Simon P. Kelley11, William S. Cassata12, Matt T. Heizler13, Paulo M. Vasconcelos14, Jeff A. Benowitz15, Anthony A.P. Koppers16, Darren F. Mark17,18, Elizabeth M. Niespolo19,20, Courtney J. Sprain21, Willis E. Hames22, Klaudia F. Kuiper23, Brent D. Turrin24, Paul R. Renne18,19, Jake Ross13, Sebastien Nomade25, Hervé Guillou25, Laura E. Webb26, Barbara A. Cohen5, Andrew T. Calvert4, Nancy Joyce27, Morgan Ganerød28, Jan Wijbrans23, Osamu Ishizuka29,30, Huaiyu He31, Adán Ramirez32, Jörg A. Pfänder33, Margarita Lopez-Martínez34, Huaning Qiu35, and Brad S. Singer1 1 Department of Geoscience, University of Wisconsin–Madison, Madison, Wisconsin 53706, USA 2 School of Earth and Space Exploration, Arizona State University, Tempe, Arizona 85287, USA 3 Department of Earth Science, University College London, London WC1E 6BT, UK 4 U.S. Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, USA 5 Solar System Exploration Division, National Aeronautics and Space Administration (NASA) Goddard Space Flight Center, Greenbelt, Maryland 20771, USA 6 School of Earth Sciences, The University of Melbourne, Parkville, VIC 3010, Australia 7 Department of Geology, Westminster College, Salt Lake City, Utah 84105, USA 8 Western Australian Argon Isotope Facility, John de Laeter Centre & Applied Geology, Curtin University, Perth, WA 6845, Australia 9 Lamont-Doherty Earth Observatory, Columbia University, Palisades, New York 10964, USA 10 U.S. Geological Survey, Denver Federal Center, MS 963, Denver, Colorado 80225, USA 11 School of Geosciences, University of Edinburgh, Edinburgh EH8 9XP, UK 12 Nuclear & Chemical Sciences Division, Lawrence Livermore National Laboratory, Livermore, California 94550, USA 13 New Mexico Bureau of Geology and Mineral Resources, New Mexico Tech, Socorro, New Mexico 87801, USA 14 School of Earth and Environmental Sciences, The University of Queensland, Brisbane, QLD 4072, Australia 15 Geophysical Institute and Geochronology Laboratory, University of Alaska–Fairbanks, Fairbanks, Alaska 99775, USA 16 College of Earth, Ocean, and Atmospheric Science, Oregon State University, Corvallis, Oregon 97331, USA 17 Isotope Geoscience Unit, Scottish Universities Environmental Research Centre (SUERC), East Kilbride G75 0QF, UK 18 Department of Earth & Environmental Science, University of St. Andrews, St. Andrews KY16 9AJ, UK 19 Berkeley Geochronology Center (BGC), 2455 Ridge Road, Berkeley, California 94709, USA 20 Department of Earth and Planetary Science, University of California, Berkeley, California 94720, USA 21 Department of Geological Sciences, University of Florida, Gainesville, Florida 32611, USA 22 Department of Geosciences, Auburn University, Auburn, Alabama 36849, USA 23 Faculty of Earth and Life Sciences, VU University Amsterdam, De Boelelaan 1085, 1081HV, Amsterdam, The Netherlands 24 Wright-Rieman Labs, Department of Earth and Planetary Sciences, Rutgers—State University of New Jersey, Piscataway, New Jersey 08854, USA 25 Laboratoire des Sciences du Climat et de l’Environnement (LSCE), Institut Pierre Simon Laplace (IPSL), UMR8212, Commissariat à l’Énergie Atomique (CEA)–Centre National de la Recherche Scientifique (CNRS)–University of Versailles Saint-Quentin-enYvelines (UVSQ), and Sciences de la Planète et de l’Univers (SPU), Université Paris-Saclay, 91190 Gif-Sur-Yvette, France 26 Department of Geology, University of Vermont, Burlington, Vermont 05401, USA 27 Geological Survey of Canada, 601 Booth Street, Ottawa, Ontario K1A 0E8, Canada 28 Geological Survey of Norway, Leiv Erikssonsvei 39, 7040 Trondheim, Norway 29 Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology (AIST), Ibaraki 305-8567, Japan 30 Japan Agency for Marine-Earth Science and Technology, Yokosuka, Kanagawa 237-0061, Japan 31 College of Earth Sciences, Chinese Academy of Sciences, Beijing 100029, China 32 SERNAGEOMIN Servicio National de Geología y Minería, Anexo 3101, Til Til 1993, Nunoa, Santiago, Chile 33 Institut für Geologie, Technische Universität Freiberg, Gustav-Zeuner-Strasse 12, 09599 Freiberg, Germany 34 Departamento de Geología, Centro de Investigación Científica y de Educación Superior de Ensenada (CICESE), Carretera Ensenada-Tijuana No. 3918, Ensenada 22860, Baja California, Mexico 35 Key Laboratory of Tectonics and Petroleum Resources, China University of Geosciences, Ministry of Education, Wuhan 430074, China