Thermal-mechanical model for crustal thickening in the central Andes driven by ablative subduction

Geology

Volumn 26, Issue 6, 1998, Pages 511-514

  Pope, Daniel C ^a   Willett, Sean D ^a  

^a PENNSYLVANIA STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

GEOLOGY;

ABLATIVE SUBDUCTIONS; CRUSTAL DEFORMATIONS; CRUSTAL THICKENINGS; DYNAMIC CALCULATIONS; KINEMATIC ASSUMPTIONS; LITHOSPHERIC MANTLE; MECHANICAL PROCESS; THERMAL-MECHANICAL MODELING;

LOW TEMPERATURE PRODUCTION;

CRUSTAL THICKENING; SUBDUCTION;

SOUTH AMERICA;

EID: 84879888360     PISSN: 00917613     EISSN: None     Source Type: Journal    
DOI: 10.1130/0091-7613(1998)026<0511:TMMFCT>2.3.CO;2     Document Type: Article

References (32)

1. Allmendinger, R. W. and Gubbels, T., 1996, Pure and simple shear plateau uplift, Altiplano-Puna, Argentina and Bolivia: Tectonophysics, v. 259, p. 1-13.
2. Allmendinger, R. W., Figueroa, D., Snyder, D., Beer, J., Mpodozis, C., and Isacks, B. L., 1990, Foreland shortening and crustal balancing in the Andes at 30°S latitude: Tectonics, v. 9, p. 789-809.
3. Beck, S. L., Zandt, G., Myers, S. C., Wallace, T. C., Silver, P. G., and Drake, L., 1996, Crustal-thickness variations in the central Andes: Geology, v. 24, p. 407-410.
4. Blackwell, D., Bowen, R., Hull, D., Riccio, J., and Steele, J., 1982, Heat flow, arc volcanism, and subduction in northern Oregon: Journal of Geophysical Research, v. 87, p. 8735-8754.
5. Demets, C., Gordon, R. G., Argus, D. F., and Stein, S., 1990, Current plate motions: Geophysical Journal International, v. 101, p. 425-478.
6. Francis, P. W., and Hawkesworth, C. J., 1994, Late Cenozoic rates of magmatic activity in the central Andes and their relationship to continental crust formation and thickening: Geological Society [London] Journal, v. 151, p. 845-854.
7. Fullsack, P., 1995, An arbitrary Lagrangian-Eulerian formulation for creeping flows and its application in tectonic models: Geophysical Journal International, v. 120, p. 1-23.
8. Gephart, J. W., 1994, Topography and subduction in the central Andes: Clues to the mechanics of a noncollisional orogen: Journal of Geophysical Research, v. 99, p. 12279-12288.
9. Henry, S. G., and Pollack, H. N., 1988, Terrestrial heat flow above the Andean subduction zone in Bolivia and Peru: Journal of Geophysical Research, v. 93, p. 15153-15162.
10. Huerta, A. D., Royden, L. H., and Hodges, K. V., 1996, The interdependence of deformational and thermal processes in mountain belts: Science, v. 273, p. 637-639.
11. Isacks, B. L., 1988, Uplift of the central Andean plateau and bending of the Bolivian Orocline: Journal of Geophysical Research, v. 93, p. 3211-3231.
12. Kay, S. M., and Abbruzzi, J. M., 1996, Magmatic evidence for Neogene lithospheric evolution of the central Andean "flat-slab" between 30°S and 32°S: Tectonophysics, v. 259, p. 15-28.
13. Kay, R. W., and Kay, S. M., 1993, Delamination and delamination magmatism: Tectonophysics, v. 219, p. 177-189.
14. Kley, J., Gangui, A. H., and Krüger, D., 1996, Basement-involved blind thrusting in the eastern Cordillera Oriental, southern Bolivia: Evidence from cross-sectional balancing, gravimetric and magnetotelluric data: Tectonophysics, v. 259, p. 171-184.
15. Kronenberg, A. K., and Tullis, J., 1984, Flow strength of quartz aggregates: Grain size and pressure effects due to hydrolytic weakening: Journal of Geophysical Research, v. 89, p. 4281-4297.
16. Myers, S. C., 1997, Lithospheric-scale structure across the Bolivian Andes [Ph.D. thesis]: Tucson, University of Arizona, 150 p.
17. Norabuena, E., Leffler-Griffin, L., Mao, A., Dixon, T., Stein, S., Sacks, I. S., Ocola, L., and Ellis, M., 1998, Space geodetic observations of Nazca-South America convergence across the central Andes: Science, v. 279, p. 358-362.
18. Pardo-Casas, F., and Molnar, P., 1987, Relative motion of the Nazca (Farallon) and South American plates since late Cretaceous time: Tectonics, v. 6, p. 233-248.
19. Royden, L. H., 1993, Evolution of retreating subduction boundaries formed during continental collision: Tectonics, v. 12, p. 629-638.
20. Schmitz, M., 1994, A balanced model of the southern central Andes: Tectonics, v. 13, p. 484-492.
21. Sébrier, M., Mercier, J. L., Mégard, F., Laubacher, G., and Carey-Gailhardis, E., 1985, Quaternary normal and reverse faulting and the state of stress in the central Andes of south Peru: Tectonics, v. 4, p. 739-780.
22. Sempere, T., Hérail, G., Oller, J., and Bonhomme, M. G., 1990, Late Oligocene-early Miocene major tectonic crisis and related basins in Bolivia: Geology, v. 18, p. 946-949.
23. Sheffels, B. M., 1995, Mountain building in the central Andes: An assessment of the contribution of crustal shortening: International Geology Review, v. 37, p. 128-153.
24. Silver, P. G., Russo, R. M., and Lithgow-Bertelloni, C., 1998, Coupling of South American and African plate motion and plate deformation: Science, v. 279, p. 60-63.
25. Suárez, G., Molnar, P., and Burchfiel, G. C., 1983, Seismicity, fault plane solutions, depth of faulting, and active tectonics of the Andes of Peru, Ecuador, and southern Colombia: Journal of Geophysical Research, v. 88, p. 10403-10429.
26. Tao, W. C., and O'Connell, R. J., 1992, Ablative subduction: A two-sided alternative to the conventional subduction model: Journal of Geophysical Research, v. 97, p. 8877-8904.
27. Vitorello, I., Hamza, V. M., and Pollack, H. N., 1980, Terrestrial heat flow in the Brazilian highlands: Journal of Geophysical Research, v. 85, p. 3778-3788.
28. Wdowinski, S., and Bock, Y., 1994a, The evolution of deformation and topography of high elevated plateaus, 1. Model, numerical analysis, and general results: Journal of Geophysical Research, v. 99, p. 7103-7119.
29. Wdowinski, S., and Bock, Y., 1994b, The evolution of deformation and topography of high elevated plateaus, 2. Application to the central Andes: Journal of Geophysical Research, v. 99, p. 7121-7130.
30. Wigger, P. J., Schmitz, M., Araneda, M., Asch, G., Baldzuhn, S., Giese, P., Heinsohn, W. D., Martinez, E., Ricaldi, E., Röwer, P., and Viramonte, J., 1994, Variation in the crustal structure of the southern central Andes deduced from seismic refraction investigations, in Reutter, K.-J., Scheuber, E., and Wigger, P. J., eds., Tectonics of the southern Central Andes: Berlin, Springer-Verlag, p. 23-48.
31. Willett, S., Beaumont, C., and Fullsack, P., 1993, Mechanical model for the tectonics of doubly vergent compressional orogens: Geology, v. 21, p. 371-374.
32. Zandl, G., Beck, S. L., Ruppert, S. R., Ammon, C. J., Rock, D., Minaya, E., Wallace, T. C., and Silver, P. G., 1996, Anomalous crust of the Bolivian Altiplano, central Andes: Constraints from broadband regional seismic waveforms: Geophysical Research Letters, v. 23, p. 1159-1162.