Crustal structure: A key constraint on the mechanism of ultra-high-pressure rock exhumation

Earth and Planetary Science Letters

Volumn 287, Issue 1-2, 2009, Pages 116-129

  Beaumont, C ^a   Jamieson, R A ^a   Butler, J P ^a   Warren, C J ^b  

^a DALHOUSIE UNIVERSITY   (Canada)

^b OPEN UNIVERSITY   (United Kingdom)

Author keywords

crustal structure; exhumation; geodynamical model; Tso Morari complex; ultra high pressure metamorphism

Indexed keywords

CRUSTAL STRUCTURE; EXHUMATION; GEODYNAMICAL MODEL; TSO MORARI COMPLEX; ULTRA-HIGH-PRESSURE METAMORPHISM;

BUOYANCY; DOMES; METAMORPHIC ROCKS; PETROGRAPHY; PETROLOGY; TECTONICS;

ROCKS;

CONTINENTAL COLLISION; CONTINENTAL CRUST; CRUSTAL STRUCTURE; EXHUMATION; GEODYNAMICS; METAMORPHIC ROCK; MODELING; NORMAL FAULT; TECTONIC STRUCTURE; ULTRAHIGH PRESSURE METAMORPHISM;

EID: 70349388084     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.epsl.2009.08.001     Document Type: Article

References (73)

1. Andersen T.B., and Jamtveit B. Uplift of deep crust during orogenic extensional collapse - a model based on field studies in the Sogn-Sunnfjord region of western Norway. Tectonics 9 (1990) 1097-1111
2. Arora B.R., Unsworth M.J., and Rawat G. Deep resistivity structure of the northwest Indian Himalaya and its tectonic implications. Geophys. Res. Lett. 34 (2007) L04307 10.1029/ 2006GL029165
3. Avigad D., Chopin C., and Le Bayon R. Thrusting and extension in the southern Dora-Maira ultra-high-pressure massif (Western Alps); view from below the coesite-bearing unit. J. Geol. 111 (2003) 57-70
4. Barnhoorn A., Bystricky M., Burlini L., and Kunze K. The role of recrystallisation on the deformation behaviour of calcite rocks: large strain torsion experiments on Carrara Marble. J. Struct. Geol. 26 (2004) 885-903 10.1016/j.jsg.2003.11.024
5. Beaumont C., Nguyen M.H., Jamieson R.A., and Ellis S. Crustal flow modes in large hot Orogens. In: Law R.D., Searle M.P., and Godin L. (Eds). Channel Flows, Ductile Extrusion and Exhumation in Continental Collision Zones. Geol. Soc. Spec. Pub. 268 (2006) 91-145
6. Burov E.B. The upper crust is softer than dry quartzite. Tectonophysics 361 (2003) 321-326
7. Bystricky M., Kunze K., Burlini L., and Burg J.P. High shear strain of olivine aggregates; rheological and seismic consequences. Science 290 (2000) 1564-1567
8. Chemenda A.I., Mattauer M., Malavieille J., and Bokun A.N. A mechanism for syn-collisional rock exhumation and associated normal faulting; results from physical modeling. Earth Planet. Sci. Lett. 132 (1995) 225-232
9. Chemenda A.I., Burg J.-P., and Mattauer M. Evolutionary model of the Himalaya-Tibet system: geopoem based on new modelling, geological and geophysical data. Earth. Planet. Sci. Lett. 174 (2000) 397-409
10. Chopin C. Coesite and pure pyrope in high-grade blueschists of the western Alps: a first record and some consequences. Contrib. Mineral. Petrol. 86 (1984) 107-118
11. Chopin C. Ultrahigh-pressure metamorphism; tracing continental crust into the mantle. Earth Planet. Sci. Lett. 212 (2003) 1-14 10.1016/S0012-821X(03)00261-9
12. Clift P.D., Carter A., Krol N., and Kirby E. Constraints on the India-Eurasia collision in the Arabian Sea region taken from the Indus Group, Ladakh Himalaya, India. Geol. Soc. Lond. Spec. Pub. 195 (2002) 97-116
13. Cloos M. Flow melanges; numerical modeling and geologic constraints on their origin in the Franciscan subduction complex, California. Geol. Soc. Am. Bull. 93 (1982) 330-344
14. Cloos M., and Shreve R.L. Subduction-channel model of prism accretion, melange formation, sediment subduction, and subduction erosion at convergent plate margins; Part 1, Background and description. Pure Appl. Geophys. 128 (1988) 455-500
15. Cloos M., and Shreve R.L. Subduction-channel model of prism accretion, melange formation, sediment subduction, and subduction erosion at convergent plate margins; Part II, Implications and discussion. Pure Appl. Geophys. 128 (1988) 501-545
16. Davies J.H., and von Blanckenburg F. Slab breakoff; a model of lithospheric detachment and its test in the magmatism and deformation of collisional orogens. Earth Planet. Sci. Lett. 129 (1995) 85-102
17. DeCelles P.G., Gehrels G.E., Najman Y., Martin A.J., Carter A., and Garzanti E. Detrital geochronology and geochemistry of Cretaceous-Early Miocene strata of Nepal: implications for timing and diachroneity of initial Himalayan orogenesis. Earth Planet. Sci. Lett. 227 (2004) 313-330
18. de Sigoyer J., Guillot S., Lardeaux J.M., and Mascle G. Glaucophane-bearing eclogites in the Tso Morari dome (eastern Ladakh, NW Himalaya). Eur. J. Mineral 9 (1997) 1073-1083
19. de Sigoyer J., Chavagnac V., Blichert-Toft J., Villa I.M., Luais B., Guillot S., Cosca M., and Mascle G. Dating Indian continental subduction and collisional thickening in the northwest Himalaya: multichronology of the Tso Morari eclogites. Geology 28 (2000) 487-490
20. de Sigoyer J., Guillot S., and Dick P. Exhumation of the ultrahigh-pressure Tso Morari Unit in eastern Ladakh (NW Himalaya); a case study. Tectonics 23 (2004) 18 10.1029/2002TC001492
21. Dobrzhinetskaya L.F., Eide E.A., Larsen A.B., Sturt B.A., Tronnes R.G., Smith D.C., Taylor W.R., and Posukhova T.V. Microdiamond in high-grade metamorphic rocks of the Western Gneiss Region, Norway. Geology 23 (1995) 597-600
22. Dobrzhinetskaya L., Green H.W., and Wang S. Alpe Arami: a peridotite massif from depths of more than 300 kilometers. Science 271 (1996) 1841-1845 10.1126/ science.271.5257.1841
23. England P.C., and Holland T.J.B. Archimedes and the Tauern eclogites: the role of buoyancy in the preservation of exotic tectonic blocks. Earth Planet. Sci. Lett. 44 (1979) 287-294
24. Epard J.-L., and Steck A. Structural development of the Tso Morari ultra-high pressure nappe of the Ladakh Himalaya. Tectonophysics 451 (2008) 242-264
25. Ernst W.G., Maruyama S., and Wallis S. Buoyancy-driven, rapid exhumation of ultrahigh-pressure metamorphosed continental crust. Proc. Nat. Acad. Sci. 94 (1997) 9532-9537 10.1073/pnas.94.18.9532
26. Fauré M., Lin W., Schärer U., Shu L., Sun Y., and Arnaud N. Continental subduction and exhumation of UHP rocks: structural and geochronological insights from the Dabieshan (East China). Lithos 70 (2003) 213-241
27. Fullsack P. An arbitrary Lagrangian-Eulerian formation for creeping flows and its application in tectonic models. Geophys. J. Int. 120 (1995) 1-23
28. Gerya T.V., Stöckhert B., and Perchuk A.L. Exhumation of high-pressure metamorphic rocks in a subduction channel: a numerical simulation. Tectonics 21 (2002) 1056 10.1029/ 2002TC001406
29. Gerya T.V., Perchuk L.L., and Burg J.-P. Transient hot channels: perpetrating and regurgitating ultrahigh-pressure, high-temperature crust-mantle associations in collision belts. Lithos 103 (2008) 236-256 10/1016/j.lithos.2007.09.017
30. Gleason G.C., and Tullis J. A flow law for dislocation creep of quartz aggregates determined with the molten salt cell. Tectonophysics 247 (1995) 1-23
31. Green O.R., Searle M.P., Corfield R.I., and Corfield R.M. Cretaceous-Tertiary carbonate platform evolution and the age of India-Asia collision along the Ladakh Himalaya (northwest India). J. Geol. 116 (2008) 331-353
32. Guillot S., de Sigoyer J., Lardeaux J.M., and Mascle G. Eclogitic metasediments from the Tso Morari area (Ladakh Himalaya): evidence for continental subduction during India-Asia convergence. Contrib. Mineral. Petrol. 128 (1997) 197-212
33. 3) 4 (2003) 1064 10.1029/2002GC000484
34. 2O in subducting slabs. Int. Geol. Rev. 48 (2006) 1053-1066
35. Hacker B.R. Ascent of the ultrahigh-pressure Western Gneiss Region, Norway. In: Cloos M., Carlson W.D., Gilbert M.C., Liou J.G., and Sorenson S.S. (Eds). Convergent Margin Terranes and Associated Regions: A Tribute to W.G. Ernst vol. 419 (2007), Geol. Soc. Amer. Spec. Paper 10.1130/2006.2419(09)
36. Heidelbach F., Stretton I.C., and Kunze K. Texture development of polycrystalline anhydrite experimentally deformed in torsion: deformation mechanisms, rheology and microstructures. Int. J. Earth Sci. 90 (2001) 118-126
37. Hirth G., Teyssier C., and Dunlap W.J. An evaluation of quartzite flow laws based on comparisons between experimentally and naturally deformed rocks. Int. J. Earth Sci. 90 (2001) 77-87
38. Holyoke C.W., and Tullis J. Formation and maintenance of shear zones. Geology 34 (2006) 105-108 10.1130/G22116.1
39. Huismans R.S., and Beaumont C. Symmetric and asymmetric lithospheric extension: relative effects of frictional-plastic and viscous strain softening. J. Geophys. Res. 108 (2003) 2496 10.1029/2002JB002026
40. Johnston S.M., Hacker B.R., and Andersen T.B. Exhuming Norwegian ultrahigh-pressure rocks: overprinting extensional structures and the role of the Nordfjord-Sogn Detachment Zone. Tectonics 26 (2007) TC5001 10.1029/2005TC001933
41. Jolivet L., Raimbourg H., Labrousse L., Avigad D., Leroy Y., Austrheim H., and Andersen T.B. Softening trigerred by eclogitization, the first step toward exhumation during continental subduction. Earth Planet. Sci. Lett. 237 (2005) 532-547 10.1016/j.epsl.2005.06.047
42. Kaneko Y., Maruyama S., Terabayashi M., Yamamoto H., Isikawa M., Amma R., Parkinson C.D., Ota T., Nakajima Y., Katayama I., Yamamoto J., and Yamauchi K. Geology of the Kokchetav UHP-HP metamorphic belt, northern Kazakhstan. Island Arc 9 (2000) 264-283
43. Karato S., and Wu P. Rheology of the upper mantle; a synthesis. Science 260 (1993) 771-778
44. Kenis I., Urai J.L., van der Zee W., Hilgers C., and Sintubin M. Rheology of fine-grained siliciclastic rocks in the middle crust - evidence from structural and numerical analysis. Earth Planet. Sci. Lett. 233 (2005) 351-360
45. Klootwijk C.T., Gee J.S., Peirce J.W., Smith G.M., and McFadden P.L. An early India-Asia contact: Paleomagnetic constraints from Ninetyeast Ridge, ODP Leg 121. Geology 20 (1992) 395-398
46. Konrad-Schmolke M., O'Brien P.J., de Capitani C., and Carswell D.A. Garnet growth at high- and ultra-high pressure conditions and the effect of element fractionation on mineral modes and composition. Lithos 103 (2008) 309-332
47. Kurz W., and Frotzheim N. The exhumation of eclogite-facies metamorphic rocks: a review of models confronted with examples from the Alps. Int. Geol. Rev. 44 (2002) 702-743 10/2747/ 00206814.44.8.702
48. Kylander-Clark A.R.C., Hacker B.R., Johnson C.M., Beard B.L., and Mahlen N.J. Slow subduction of a thick ultrahigh-pressure terrane. Tectonics 28 (2009) TC2003 10/1029/ 2007TC002251
49. Leech M.L., Sing S., Jain A.K., Klemperer S., and Manickavasagam R.M. The onset of the India-Asia continental collision: early, steep subduction required by the timing of UHP metamorphism in the western Himalaya. Earth Planet. Sci. Lett. 234 (2005) 83-97
50. Leech M.L., Singh S., and Jain A.K. Continuous metamorphic zircon growth and interpretation of U-Pb SHRIMP dating: an example from the western Himalaya. Int. Geol. Rev. 49 (2007) 313-328
51. Mackwell S.J., Zimmerman M.E., and Kohlstedt D.L. High-temperature deformation of dry diabase with application to tectonics on Venus. J. Geophys. Res. 103 (1998) 975-984
52. Mancktelow N.S. Nonlithostatic pressure during sediment subduction and the development and exhumation of high-pressure metamorphic rocks. J. Geophys. Res. 100 (1995) 571-583
53. Mukherjee B.K., Maruyama S., Sachan H., and Ahmad T. Microdiamond preservation within garnet in the Puga Gneiss of Tso-Morari region, Indus Suture Zone, Himalaya: a clue for UPHM from gneissic rock. Abstract, Asia-Oceania Geosciences Conference (2004)
54. Najman Y., Carter A., Oliver G., and Garzanti E. Provenance of Eocene foreland basin sediments, Nepal: constraints to the timing and diachroneity of early Himalayan orogenesis. Geology 33 (2005) 309-312
55. O'Brien P.J. The age of deep, steep continental subduction in the NW Himalaya: relating zircon growth to metamorphic history: comment on Leech et al. Earth Planet. Sci. Lett. 245 (2006) 814-816
56. Parrish R.R., Gough S.J., Searle M.P., and Waters D.J. Plate velocity exhumation of ultrahigh-pressure eclogites in the Pakistan Himalaya. Geology 34 (2006) 989-992 10.1130/G22796A.1
57. Platt J.P. Exhumation of high-pressure rocks: a review of concepts and processes. Terra Nova 5 (1993) 119-133
58. Pozrikidis C. Fluid Dynamics - Theory, Computation and Numerical Simulation (2001), Springer-Verlag 675 pp.
59. Raimbourg H., Jolivet L., and Leroy Y. Consequences of progressive eclogitization on crustal exhumation, a mechanical study. Geophys. J. Int. 168 (2007) 379-401 10.1111/j.1365-246X.2006.03130.x
60. Robinson P.T., Bai W.J., Malpas J.G., Yang J.S., Zhou M.F., Fang Q.S., Hu X.F., Cameron S., and Staudigel H. Ultra-high pressure minerals in the Luobusa Ophiolite, Tibet, and their tectonic implications. Geol. Soc. Lond. Spec. Pub. 226 (2004) 247-271
61. Roselle G.T., and Engi M. Ultra high pressure (UHP) terrains: lessons from thermal modeling. Am. J. Sci. 302 (2002) 410-441
62. Rubatto D., and Hermann J. Exhumation as fast as subduction?. Geology 29 (2001) 3-6 10.1130/0091-7613
63. Rudnick R.L., and Fountain D.M. Nature and composition of the continental crust: a lower crustal perspective. Rev. Geophys. 33 (1995) 267-309
64. Sachan H.K., Mukherjee B.K., Ogasawara Y., Maruyama S., Ishida H., Muko A., and Yoshioka N. Discovery of coesite from Indus Suture Zone (ISZ), Ladakh, India: evidence for deep subduction. Eur. J. Mineral. 16 (2004) 235-240
65. Smith D.C. Coesite in clinopyroxene in the Caledonides and its implications for geodynamics. Nature 310 (1984) 641-644
66. Sobolev S.V., and Babeyko A.Y. What drives orogeny in the Andes?. Geology 33 (2005) 617-620
67. Terry M.P., and Robinson P. Geometry of eclogite facies structural features; implications for production and exhumation of ultrahigh-pressure and high-pressure rocks, Western Gneiss region, Norway. Tectonics 23 (2004) TC2001 10.1029/2002TC001401
68. 3) 9 (2008) Q04019 10.1029/2007GC001839
69. Warren C.J., Beaumont C., and Jamieson R.A. Deep subduction and rapid exhumation: the role of crustal strength and strain weakening in continental subduction and ultra-high pressure rock exhumation. Tectonics 27 (2008) TC6002 10.1029/2008TC002292
70. Willner A.P., Sebazungu E., Gerya T., Maresch W.V., and Krohe A. Numerical modelling of PT-paths related to rapid exhumation of high-pressure rocks from the crustal root of the Variscan Erzgebirge Dome (Saxony/Germany). J. Geodyn. 33 (2002) 281-314
71. Xu Z., Zeng L., Liu F., Yang J., Zhang Z., McWilliams M., and Liou J.G. Polyphase subduction and exhumation of the Sulu high-pressure-ultrahigh-pressure metamorphic terrane. Geol. Soc. Am. Spec. Paper 403 (2006) 93-114
72. Yamato P., Burov E., Agard P., Le Pourhiet L., and Jolivet L. HP-UHP exhumation during slow continental subduction: self-consistent thermodynamically and thermomechanically coupled model with application to the western Alps. Earth Planet. Sci. Lett. 271 (2008) 63-74
73. Zhu B., Kidd W.S.F., Rowley D.B., Currie B.S., and Shafique N. Age of initiation of the India-Asia collision in the east-central Himalaya. J. Geol. 113 (2005) 265-285