Crustal-scale pure shear foreland deformation of western Argentina

Geophysical Research Letters

Volumn 37, Issue 11, 2010, Pages

  Meigs, Andrew J ^a   Nabelek, John ^b  

^a OREGON STATE UNIVERSITY   (United States)

^b OREGON STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ARGENTINA; CRUSTAL STRUCTURE; FAULT GEOMETRY; FORELAND DEFORMATION; GEOLOGICAL DATA; PURE SHEAR; REVERSE FAULTS; SCALE MODELS; TELESEISMIC BODY WAVES;

DEFORMATION;

CRUSTAL DEFORMATION; FAULT GEOMETRY; REVERSE FAULT; SHEAR STRAIN; TELESEISMIC WAVE;

ARGENTINA;

EID: 77953599620     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2010GL043220     Document Type: Article

References (36)

1. Abers, G, and R. McCaffrey (1988), Active deformation in the New Guinea fold-and-thrust belt: Seismological evidence for strike-slip faulting and basement-involved thrusting, J. Geophys. Res., 93(B11), 13,332-13,354, doi:10.1029/JB093iB11p13332.
2. Alvarado, P., and S. Beck (2006), Source characterization of the San Juan (Argentina) crustal earthquakes of 15 January 1944 (M7.0) and 11 June 1952 (M6.8), Earth Planet. Sci. Lett., 243(3-4), 615-631, doi:10.1016/j. epsl.2006.01.015.
3. Alvarado, P., S. Beck, G. Zandt, M. Araujo, and E. Triep (2005), Crustal deformation in the south-central Andes backarc terranes as viewed from regional broad-band seismic waveform modelling, Geophys. J. Int., 163, 580-598, doi:10.1111/j.1365-246X.2005.02759.x. (Pubitemid 43922798)
4. Alvarado, P., S. Beck, and G. Zandt (2007), Crustal structure of the south-central Andes Cordillera and backarc region from regional waveform modelling, Geophys. J. Int., 170(2), 858-875, doi:10.1111/j.1365-246X.2007. 03452.x. (Pubitemid 47108418)
5. Berberian, M. (1995), Master "blind" thrust faults hidden under the Zagros folds: Active basement tectonics and surface morphotectonics, Tectono-physics, 241, 193-195, doi:10.1016/0040-1951(94)00185-C.
6. Cahill, T., and B. L. Isacks (1992), Seismicity and shape of the subducted Nazca Plate, J. Geophys. Res., 97(B12), 17,503-17,529, doi: 10.1029/92JB00493.
7. Castellanos, A. (1945), Parte B. El terremoto de San Juan, in Cuatro Lecciones Sobre Terremotos, 242 pp., Asoc. Cult. de Conf. de Rosario, Rosario, Argentina.
8. Chinn, D. S., and B. L. Isacks (1983), Accurate source depths and focal mechanisms of shallow earthquakes in western South America and New Hebrides Island Arc, Tectonics, 2(6), 529-563, doi: 10.1029/TC002i006p00529.
9. Costa, C. H., T. Rockwell, J. Paredes, and C. Gardini (1999), Quaternary deformations and seismic hazard at the Andean orogenic front (31 °-33°, Argentina), in Fourth International Symposium on Andean Geodynamics, Extended Abstracts, pp. 187-191, Inst. de Rech. pour le Dev., Paris.
10. Cristallini, E. O., and V. A. Ramos (2000), Thick-skinned and thin-skinned thrusting in the La Ramada fold and thrust belt: Crustal evolution of the High Andes of San Juan, Argentina (32°SL), Tectonophysics, 317, 205-235, doi:10.1016/S0040-1951(99)00276-0. (Pubitemid 30239376)
11. Erslev, E. A. (1993), Thrusts, back-thrusts, and detachment of Rocky Mountain foreland arches, in Laramide Basement Deformation in the Rocky Mountain Foreland of the Western United States, edited by C. J. Schmidt et al., Spec. Pap. Geol. Soc. Am., 280, 339-358.
12. Fielding, E. J., and T. E. Jordan (1988), Active deformation at the boundary between the Precordillera and Sierras Pampeanas, Argentina, and comparison with ancient Rocky Mountain deformation, in Interactions of the Rocky Mountain Foreland and the Cordilleran Thrust Belt, edited by W. J. Perry and C. J. Schmidt, Geol. Soc. Am. Mem., 171, 143-163.
13. Groeber, P. (1944), Movimientos tectonicos contemporaneos y un nuevo tipo de dislocaciones, Notas Mus. La Plata, 9(33), 363-375.
14. Gutenberg, B., and C. F. Richter (1954), Seismicity of the Earth, 2nd ed., 310 pp., Princeton Univ. Press, Princeton, N. J.
15. Harrington, H. J. (1944), El Sismo de San Juan; del 15 de Enero de 1944, 79 pp., Corp. para la Promocion del Intercambio, Buenos Aires.
16. Jackson, J. A. (1980), Reactivation of basement faults and crustal shortening in orogenic belts, Nature, 283(5745), 343-346, doi:10.1038/283343a0.
17. Jordan, T. E., and R. W. Allmendinger (1986), The Sierras Pampeanas of Argentina: A modern analogue of Rocky Mountain foreland deformation, Am. J. Sci., 286(10), 737-764.
18. Kadinsky-Cade, K. (1985), Seismotectonics of the Chile margin and the 1977 Caucete earthquake of western Argentina, 253 pp., Ph.D. thesis, Cornell Univ., Ithaca, N. Y.
19. Kadinsky-Cade, K., R. Reilinger, and B. Isacks (1985), Surface deformation associated with the November 23, 1977, Caucete, Argentina, earthquake sequence, J. Geophys. Res., 90(B14), 12,691-12,700, doi:10.1029/JB090iB14p12691.
20. Langer, C. J., and S. Hartzell (1996), Rupture distribution of the 1977 western Argentina earthquake, Phys. Earth Planet. Inter., 94, 121-132, doi:10.1016/0031-9201(95)03080-8.
21. Meigs, A., W. C. Krugh, C. Schiffman, J. Vergés, and V. A. Ramos (2006), Refolding of thin-skinned thrust sheets by active thick-skinned thrust faults in the eastern Precordillera of San Juan Province, Argentina, Asoc. Geol. Argent. Rev., 61(4), 589-603.
22. Molnar, P., and H. Lyon-Caen (1988), Some simple physical aspects of the support, structure, and evolution of mountain belts, in Processes in Continental Lithospheric Deformation, edited by S. P. Clark Jr., B. C. Burchfiel, and J. Suppe, Spec. Pap. Geol. Soc. Am., 218, 179-207.
23. Nabelek, J. L. (1984), Determination of earthquake source parameters from inversion of body waves, Ph.D. thesis, 361 pp., Mass. Inst. of Technol., Cambridge.
24. Oldow, J. S., A. W. Bally, G. H. Lallemant, and W. P. Leeman (1989), Phanerozoic evolution of the North American Cordillera: United States and Canada, in The Geology of North America, vol.A, The Geology of North America: An Overview, edited by A. W. Bally and A. R. Palmer, pp. 139-232, Geol. Soc. of Am., Boulder, Colo.
25. Ramos, V. A., E. O. Cristallini, and D. J. Pérez (2002), The Pampean flat-slab of the central Andes, J. South Am. Earth Sci., 15(1), 59-78, doi:10.1016/S0895-9811(02)00006-8. (Pubitemid 34565177)
26. Rodgers, J. (1987), Chains of basement uplifts within cratons marginal to orogenic belts, Am. J. Sci., 287(7), 661-692.
27. Schiffman, C. (2007), Seismotectonics in the eastern Precordillera, San Juan, Argentina: Reconciling earthquakes and structural geology in the vicinity of the 1944 earthquake for a new model of crustal-scale deformation, M.S. thesis, 95 pp., Oregon State Univ., Corvallis.
28. Shearer, T., S. Beck, G. Zandt, and P. Alvarado (2002), Lithospheric structure of the Sierras Pampeanas, south central Andes, Eos Trans. AGU, 83(47), Fall Meet. Suppl., Abstract S52A-1063.
29. Siame, L. L., O. Bellier, M. Sébrier, D. L. Bourlès, P. Leturmy, M. Perez, and M. Araujo (2002), Seismic hazard reappraisal from combined structural geology, geomorphology and cosmic ray exposure dating analyses: The eastern Precordillera thrust system (NW Argentina), Geo-phys. J. Int., 150(1), 241-260, doi:10.1046/j.1365-246X.2002.01701.x. (Pubitemid 34792257)
30. Smalley, R., Jr., J. Pujol, M. Regnier, J.-M. Chiu, J.-L. Chatelain, B. L. Isacks, M. Araujo, and N. Pueblas (1993), Basement seismicity beneath the Andean Precordillera thin-skinned thrust belt and implications for crustal and lithospheric behavior, Tectonics, 12(1), 63-76, doi:10.1029/92TC01108.
31. Smithson, S. B., J. Brewer, S. Kaufman, J. Oliver, and C. Hurich (1978), Nature of the Wind River thrust, Wyoming, from COCORP deep-reflection data and from gravity data, Geology, 6, 648-652, doi:10.1130/0091-7613(1978)6648:NOTWRT2. 0.CO;2.
32. Triep, E. (1984), Mecanismos de sismos en las Sierras Pampeanas occiden-tales, in Geología y Recursos Naturales de la Provincia de Río Negro: Relatorio del IX Congreso Geológico Argentino, 5 al 9 de Noviembre de 1984, San Carlos Bariloche, pp. 61-80, Serv. Geol. Nac., Buenos Aires.
33. Vergés, J., V. A. Ramos, A. Meigs, E. Cristallini, F. H. Bettini, and J. M. Cortés (2007), Crustal wedging triggering recent deformation in the Andean thrust front between 31°S and 33°S: Sierras Pampeanas-Precordillera interaction, J. Geophys. Res., 112, B03S15, doi:10.1029/2006JB004287. (Pubitemid 47386375)
34. Wells, D. L., and K. J. Coppersmith (1994), New empirical relationships among magnitude, rupture length, rupture width, rupture area, and surface displacement, Bull. Seismol. Soc. Am., 84, 974-1002.
35. Wiltschko, D. V., and J. A. Dorr (1983), Timing of deformation in over-thrust belt and foreland of Idaho, Wyoming, and Utah, Am. Assoc. Pet. Geol. Bull., 67, 1304-1322.
36. Zapata, T. R., and R. W. Allmendinger (1996), Thrust-front zone of the Precordillera, Argentina: A thick-skinned triangle zone, Am. Assoc. Pet. Geol. Bull., 80, 359-381.