1. Middle to Late Pleistocene activity of the northern Matese fault system (southern Apennines, Italy)
- Author
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Paolo Galli (a, Biagio Giaccio (b), Paolo Messina (b), Edoardo Peronace (b, Vincenzo Amato (d), Giuseppe Naso (a), Sebastian Nomade (e), Alison Pereira (e, Sabatino Piscitelli (g), Jessica Bellanova (g), Andrea Billi (b), Dominique Blamart (e), Antonio Galderisi (h), Alessandro Giocoli (i), Tony Stabile (g), Francoise Thil (e), Giocoli, A., Consiglio Nazionale delle Ricerche [Roma] (CNR), Département de Chimie - ENS Paris, École normale supérieure - Paris (ENS Paris), Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL), Università degli Studi del Molise (Unimol), Laboratoire des Sciences du Climat et de l'Environnement [Gif-sur-Yvette] (LSCE), Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ), Paléocéanographie (PALEOCEAN), Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ), Istituto di Metodologie per l'Analisi Ambientale (IMAA), Consiglio Nazionale delle Ricerche [Potenza] (CNR), Università degli studi di Napoli Federico II, ENEA - Casaccia, Roma, Géochrononologie Traceurs Archéométrie (GEOTRAC), National Research Council of Italy | Consiglio Nazionale delle Ricerche (CNR), École normale supérieure - Paris (ENS-PSL), Università degli Studi del Molise = University of Molise (UNIMOL), Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS), Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Commissariat à l'énergie atomique et aux énergies alternatives (CEA)-Institut national des sciences de l'Univers (INSU - CNRS)-Université Paris-Saclay-Centre National de la Recherche Scientifique (CNRS), and University of Naples Federico II = Università degli studi di Napoli Federico II
- Subjects
earth-surface processes ,Apennine ,40Ar/39Ar dating ,active tectonics ,Apennines ,earthquakes ,Late Pleistocene ,Middle Pleistocene ,paleoseismology ,geophysics ,Earthquake ,010504 meteorology & atmospheric sciences ,Pleistocene ,Outcrop ,Paleoseismology ,Slip (materials science) ,Structural basin ,010502 geochemistry & geophysics ,01 natural sciences ,Active tectonic ,Paleoseismologys ,Apenninesesocene ,[SDU.ENVI]Sciences of the Universe [physics]/Continental interfaces, environment ,Tephra ,ComputingMilieux_MISCELLANEOUS ,Holocene ,0105 earth and related environmental sciences ,[SDU.OCEAN]Sciences of the Universe [physics]/Ocean, Atmosphere ,Earthquakes ,Active tectonics ,Earthquakesocene ,Tectonics ,13. Climate action ,Seismology ,Geology - Abstract
An integrated investigation including geological, geomorphological, geophysical and structural survey, tephra analyses, 14C and 40Ar/39Ar dating, as well as paleoseismic trenching along the N-Matese fault system is presented. The study allowed the characterization of the tectonic mobility of this structure as well as the associated Bojano basin sedimentary-tectonic evolution since the early Middle Pleistocene, providing also new clues concerning the fault historical activity and the associated Mw > 6.5 earthquakes. We have found lines of evidence for > 1 mm/yr slip rate along the presently buried Bojano fault during the mid Middle Pleistocene, and similar rates for the main fault segments paralleling the Matese flanks. The buried Bojano fault significantly slowed down during the last 300 kyr, ceasing its activity before the Holocene. In turn, the segments outcropping along the Matese flanks reactivated at the onset of Late Pleistocene, after a long period of quiescence (480–110 ka), with robust slip rates that would seem even accelerating in post LGM times. Paleoseismic data suggest the occurrence of four Mw > 6.6 earthquakes in the past 3 ka, three of which match the little known 280 BC event, and the devastating 1456 and 1805 earthquakes. © 2017 Elsevier B.V.
- Published
- 2017