Comparative seismic and petrographic crustal study between the Western and Eastern Sierras Pampeanas region (31°S)

Revista de la Asociacion Geologica Argentina

Volumn 60, Issue 4, 2005, Pages 787-796

  Alvarado, Patricia ^a,b   De Machuca, Brígida Castro ^b,c   Beck, Susan ^a  

^a University of Arizona   (United States)

^b UNIVERSIDAD NACIONAL DE SAN JUAN   (Argentina)

^c Facultad de Ciencias Naturales e Instituto M Lillo   (Argentina)

Author keywords

Continental crust; Seismotectonics; Sierras pampeanas

Indexed keywords

BACKARC BASIN; COMPARATIVE STUDY; CONTINENTAL ARC; CONTINENTAL CRUST; CRUSTAL THICKNESS; EARTHQUAKE MECHANISM; FOCAL MECHANISM; ISLAND ARC; NAZCA PLATE; PETROGRAPHY; SEISMICITY; SEISMOTECTONICS; STRIKE-SLIP FAULT; SUBDUCTION; THRUST; UPLIFT; VELOCITY STRUCTURE;

ANDES; ARGENTINA; SIERRAS PAMPEANAS; SOUTH AMERICA;

EID: 34249079134     PISSN: 00044822     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (45)

1. Alvarado, P.M., Beck, S., Zandt, G., Araujo, M. and Triep, E. 2005. Crustal deformation in the south-central Andes back-arc terranes as viewed from regional broadband seismic waveform modelling. Geophysical Journal International, 163(2): 580-598. doi: 10.1111/J.1365246X.2005.02759.x
2. Alvarado, P.M., Beck, S., Zandt, G., Araujo, M., Triep, E. and CHARGE group 2004. Modeling of Andean backarc (30Ú-36ÚS) crustal earthquake waveforms using a portable regional broadband seismic network. In: Miranda, S.A., Herrada, A. and Sisterna, J.A. (eds.): Tópicos de Geociencias: 53-93. UNSJ Editorial, San Juan.
3. Best, M. 1982. Igneous and Metamorphic Petrology. W.H. Freeman and Company, 630 p., New York.
4. Bonalumi, A.A., Escayola, M., Kraemer, P.E., Baldo, E.G. and Martino, R.D. 1999. Sierras Pampeanas (Córdoba, Santiago del Estero), A) Precámbrico-Paleozoico Inferior de las Sierras de Córdoba. In: Caminos, R. (ed.): Geología Argentina. Instituto de Geología y Recursos Minerales, SEGEMAR, Anales 29(6): 136-140, Buenos Aires.
5. Brocher, T. 2005. Empirical relations between elastic wavespeeds and density in the earth's crust. Bulletin of the Seismological Society of America 95 (6): 2081-2092.
6. Brooks, B.A., Bevis, M., Smalley, R. (Jr), Kendrick, E., Manceda, R., Lauria, E., Maturana, R. and Araujo, M. 2003. Crustal motion in the southern Andes (26°-36°S): Do the Andes behave like a microplate? Geochemistry, Geophysics, Geosystem, 4(10): 1-14, doi: 10.1029/2003GC000505.
7. Cahill, T. and Isacks, B. 1992. Seismicity and shape of the subducted Nazca plate. Journal of Geophysical Research 97(B12): 17503-17529.
8. Caminos, R. (ed.) 1999. Geología Argentina. Anales 29. Instituto de Geología y Recursos Minerales, SEGEMAR, 804 p., Buenos Aires.
9. Caminos, R. 1979. Sierras Pampeanas Noroccidentales, Salta, Tucumán, Catamarca, La Rioja y San Juan. 2 Simposio de Geología Regional Argentina, Academia Nacional de Ciencias, 1: 225-292, Córdoba.
10. Christensen, N.I. 1996. Poisson's ratio and crustal seismology. Journal of Geophysical Research 101: 3139-3156.
11. Comínguez, A.H. and Ramos, V.A. 1991. La estructura profunda entre Precordillera y Sierras Pampeanas de la Argentina: Evidencias de la sísmica de reflexión profunda. Revista Geológica de Chile 18(1): 3-14.
12. Costa, C., Murillo, M., Sagripanti, G. and Gardini, C. 2001. Quaternary intraplate deformation in the southern Sierras Pampeanas, Argentina. Journal of Seismology, 5(3): 399-409.
13. Costa, C., Machette, M.N., Dart, R.L., Bastias, H.E., Paredes, J.D., Perucca, L.P., Tello, GE. and Haller, K.M. 2000. Map and Database of Quaternary faults and folds in Argentina. USGS Open-File Report 00-0108, 81 p.
14. Dalla Salda, L., Toselli, A., Caminos, R. and Gardini, C. 1999. Proterozoico y Paleozoico inferior de las Sierras Pampeanas Occidentales. In: Caminos, R. (ed.): Geología Argentina. Instituto de Geología y Recursos Minerales, SEGEMAR, Anales: 29(6): 159-167, Buenos Aires.
15. Fromm, R., Zandt, G. and Beck, S.L. 2004. Crustal thickness beneath the Andes and Sierras Pampeanas at 30°S inferred from Pn apparent phase velocities, Geophysical Research Letters, 31(L006625), doi:10.1029/2003GL019231.
16. Galindo, C., Casquet, C., Rapela, C., Pankhurst, R.J., Baldo, E. and Saavedra, J. 2004. Sr, C and O isotope geochemistry and stratigraphy of Precambrian and lower Paleozoic carbonate sequences from the western Sierras Pampeanas of Argentina; tectonic implications. Precambrian Research 131(1-2): 55-71.
17. Gilbert, H., Beck, S. and Zandt, G. 2005. Lithospheric and upper mantle structure of central Chile and Argentina. Geophysical Journal Internacional (in press).
18. INPRES 2005. Listado de sismos históricos de Argentina. On-line catalog (www.inpres.gov.ar).
19. Jordan, T. E. 1995. Retroarc foreland and related basins. In: Busby, C. and Ingersall, R. (eds.) Tectonics of sedimentary basins: 331-362. Blackwell Science, Cambridge.
20. Jordan, T.E. and Allmendinger, R.W. 1986. The Sierras Pampeanas of Argentina: A modern analogue of Rocky Mountain foreland deformation. American Journal of Science 286(10): 737-764.
21. Kadinsky-Cade, K. 1985. Seismotectonic of the Chilean margin and the 1977 Caucete earthquake of western Argentina. Ph.D. Thesis, Cornell University, Ithaca, (unpublished) 253 p., New York.
22. Kay, S., Mpodozis, C., Ramos, V. and Munizaga, F. 1991. Magma source variations for mid-late Tertiary magmatic rocks associated with a shallowing subduction zone and a thickening crust in the central Andes (28 to 33°S). In: Harmon, R.S. and Rapela, C.W. (eds.): Andean magmatism and its tectonic setting: Geological Society of America, Special Paper, 265: 113-137.
23. Kendrick, E., Bevis, M., Smalley, R.(Jr), Brooks, B.A., Barriga, R., Lauría, E. and Souto, L.P. 2003. The Nazca-South America Euler vector and its rate of change. Journal of South American Earth Sciences 16(2): 125-131.
24. Langer, C.J. and Hartzell, S. 1996. Rupture distribution of the 1977 western Argentina earthquake. Physics of the Earth and Planetary Interiors 94(1-2): 121-132.
25. Langer, C.J. and Bollinger, GA. 1988. Aftershocks of the western Argentina (Caucete) earthquake of 23 November 1977: some tectonic implications. Tectonophysics 148(1-2): 131-146.
26. McDonough, M.R., Ramos, V.A., Isachsen, C.E., Bowring, S.A. and Vujovich, G.I. 1993. Edades preliminares de circones del basamento de la Sierra de Pie de Palo, Sierras Pampeanas Occidentales de San Juan: Sus implicancias para el supercontinente Proterozoico de Rodinia. 12° Congreso Geológico Argentino and 2° Congreso de Exploración de Hidrocarburos, Actas 3: 340-342, Mendoza.
27. Miró, R.C. 1999. El Basamento Precámbrico-Paleozoico Inferior de las Sierras Pampeanas, Famatina, Cordillera Oriental y Puna. In: Caminos, R. (ed.) Geología Argentina. Instituto de Geología y Recursos Minerales, SEGEMAR, Anales: 29(6): 133-135, Buenos Aires.
28. Ramos, V.A. 1999. Las provincias geológicas del territorio argentino. In: Caminos, R. (ed.); Geología Argentina. Instituto de Geología y Recursos Minerales, SEGEMAR, Anales: 29(3): 41-96, Buenos Aires.
29. Ramos, V.A., 1994. Terranes of southern Gondwanaland and their control in the Andean structure (30°-33°S latitude). In: Reutter, K.J., Scheuber, E. and Wigger, P.J. (eds.): Tectonics of the Southern Central Andes: 249-261, Springer-Verlag, New York.
30. Ramos, VA., Cristallini, E.O. and Pérez, D.J. 2002. The Pampean flatslab of the central Andes. Journal of South American Earth Sciences 15(1): 59-78.
31. Ramos, V.A., Escayola, M., Mutti, D.I. and Vujovich, G.I. 2000. Proterozoic-early Paleozoic ophiolites of the Andean basement of southern South America. In: Dilek., Y, Moores, E.M., Elthon, D. and Nicolas A. (eds.): Ophiolites and oceanic crust: New insights from field studies and the ocean drilling program. Geological Society America, Special Paper 349: 331-349.
32. Randall, G.E., Ammon, C.J. and Owens, T.J. 1995. Moment-tensor estimation using regional seismograms from a Tibetan Plateau portable network deployment. Geophysical Research Letters 22(13): 1665-1668.
33. Rapela, C.W., Baldo, E.G., Pankhurst, R.J. and Saavedra, J. 2002. Cordieritite and Leucogranite Formation during emplacement of highly peraluminous magma: the El Pilon Granite Complex (Sierras Pampeanas, Argentina). Journal of Petrology 43(6): 1003-1028.
34. Rapela, C.W. and Pankhurst, R. 2001. The final assembly of southwestern Gondwana: a proto-pacific perspective. 11° Congreso Latinoamericano de Geología and 3° Congreso Uruguayo de Geología, Abstracts 31, CD edition, Montevideo.
35. Rapela, C.W., Pankhurst, R.J., Baldo, E.G., Casquet, C., Galindo, C., Fanning, C.M. and Saavedra, J. 2001. Ordovician metamorphism in the Sierras Pampeanas: new U-Pb SHRIMP ages in centraleast Valle Fértil and Velasco Batholith. 3 International Symposium on South American Isotope Geology, Pucón, Chile. Extended Abstracts (CD): 616-619.
36. Rapela, C.W., Coira, B., Toselli, A.J. and Llambías, E.J.1999. Sistema Famatiniano de las Sierras Pampeanas y magmatismo Eopaleozoico de las Sierras Pampeanas, de la Cordillera Oriental y la Puna. In: Caminos, R. (ed.): Geología Argentina. Instituto de Geología y Recursos Minerales, SEGEMAR, Anales: 29(6): 145-158, Buenos Aires.
37. Regnier, M., Chatelain, J.L., Smalley R.(Jr.), Chiu, J.M., Isacks, B. and Araujo, M. 1992. Seismotectonics of Sierra Pie de Palo, a basement block upflit in the Andean foreland of Argentina. Bulletin of the Seismological Society of America 82(6): 2549-2571.
38. Sato, A.M., González, P. and Llambías, E. 2003. Evolución del orógeno Famatiniano en la Sierra de San Luis: magmatismo de arco, deformación y metamorfismo de bajo a alto grado. Revista de la Asociación Geológica Argentina 58(4): 487-504.
39. Smalley, R.(Jr.), Pujol, J., Regnier, M., Chiu, J.M., Chatelain, J.L., Isacks, B.L., Araujo, M. and Puebla, N. 1993. Basement seismicity beneath the Andean Precordillera thin-skinned thrust belt and implications for crustal and lithospheric behavior. Tectonics 12(1): 63-76.
40. Snyder, D.B., Ramos, V.A. and Allmendinger, R.W. 1990. Thick-skinned deformation observed on deep seismic reflection profiles in western Argentina. Tectonics 9(4), 773-788, doi: 10.1029/89TC03486.
41. Triep, E., Bilbao, I., Quiroga, M. and PMRES group 2002. Aspecto regional de la distribución de sismos de pequeña magnitud (3.0
42. Vujovich, G.I., van Staal, C.R., and Davis, B. 2003. Terreno Cuyania: Relaciones tectonoestratigráficas y evolución de la Sierra de Pie de Palo, Argentina. In: Simposio Internacional Acresção do Microcontinente Cuyania a Proto Margen do Gondwana, Abstracts 18, Porto Alegre.
43. Wagner, L., Beck, S. and Zandt, G. 2005. Upper mantle structure in the south-central Chilean subduction zone (30° to 36°S). Journal of Geophysical Research, doi:10.1029/2004JB003238.
44. Zandt, G. and Ammon, C.J. 1995. Continental crust composition constrained by measurements of crustal Poisson's ratio. Nature, 374(9): 152-154.
45. Zapata, T.R. 1998. Crustal structure of the Andean thrust front at 30°S latitude from shallow and deep seismic reflection profiles, Argentina. Journal of South American Earth Sciences 11(2): 131-151.