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Ongoing paleomagnetic and seismological investigations in South American Andes Research team Fabio Speranza - Senior Scientist - INGV Claudio Faccenna.

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Presentation on theme: "Ongoing paleomagnetic and seismological investigations in South American Andes Research team Fabio Speranza - Senior Scientist - INGV Claudio Faccenna."— Presentation transcript:

1 Ongoing paleomagnetic and seismological investigations in South American Andes Research team Fabio Speranza - Senior Scientist - INGV Claudio Faccenna - Full Professor - Università Roma Tre Claudio Chiarabba - Research Director - INGV Catalina Hernández Moreno - PhD student - INGV Giovanny Jimenez Diaz - PhD student - Università Roma Tre Danilo Seccia - PhD student - INGV

2 1-PATTERN OF PALEOMAGNETIC ROTATION IN THE CENTRAL ANDES (NW ARGENTINA) PUBLISHED ARTICLE: Maffione, M., F. Speranza, and C. Faccenna (2009), Bending of the Bolivian orocline and growth of the central Andean plateau: Paleomagnetic and structural constraints from the Eastern Cordillera (22-24°S, NW Argentina), Tectonics, 28, TC4006, doi: /2008TC JOURNAL IMPACT FACTOR: PhD Thesis of M. Maffione ( , INGV)

3 2- BENDING OF THE PATAGONIAN OROCLINES AND OPENING OF THE DRAKE GATEWAY PUBLISHED ARTICLE: Maffione, M., F. Speranza, C. Faccenna, and E. Rossello (2010), Paleomagnetic evidence for a pre-early Eocene (~50 Ma) bending of the Patagonian orocline (Tierra del Fuego, Argentina): Paleogeographic and tectonic implications, Earth and Planet. Sci. Lett., 289, JOURNAL IMPACT FACTOR: PhD Thesis of M. Maffione ( , INGV)

4 3- PALEOMAGNETISM OF THE EASTERN CORDILLERA OF COLOMBIA: CONSTRAINTS ON GENESIS AND EVOLUTION SUBMITTED ARTICLE: Jimenez Diaz, J., Speranza F., Faccenna C., Bayona G, and Mora A. (2012), Paleomagnetism and magnetic fabric of the Eastern Cordillera of Colombia: Evidence for oblique convergence and non-rotational reactivation of a Mesozoic intra-continental rift, Tectonics, submitted. JOURNAL IMPACT FACTOR: PhD Thesis of J. Jimenez Diaz ( , Univ. Roma Tre)

5 4- SEISMOLOGY AND DEEP STRUCTURE OF COLOMBIA Article in preparation; collaboration with G. Prieto, Universidad de los Andes, Bogota PhD Thesis of D. Seccia ( , INGV)

6 5- CONSTRAINING VOLCANIC HAZARD AT NEVADO DEL RUIZ VOLCANO (COLOMBIA) Collaboration with Universidad EAFIT, Medellin PhD Thesis to be activated Lahar flow at Nevado del Ruiz, , more than 23,000 people killed Use of paleomagnetism to provide age of emplacement for undated eruptions, thus constrain volcanic history

7 UNDERSTANDING STRAIN PARTITIONING AND CRUST RHEOLOGY AT THE LIQUINE-OFQUI FAULT (CHILE) PhD Thesis of Catalina Hernandez Moreno ( , INGV)

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