Internal structure of the Wenchuan earthquake fault zone, revealed by surface outcrop and WFSD-1 drilling core investigation

Tectonophysics

Volumn 619-620, Issue , 2014, Pages 101-114

  Wang, Huan ^a,b   Li, Haibing ^a,b   Si, Jialiang ^a,b   Sun, Zhiming ^c   Huang, Yao ^d  

^a INSTITUTE OF GEOLOGY   (China)

^b State Key Laboratory of Continental Tectonics and Dynamics   (China)

^c INSTITUTE OF MINERAL RESOURCES   (China)

^d Jiangsu Geology and Mineral Resources Bureau   (China)

Author keywords

Fault rocks; Fault zone structure; Wenchuan earthquake fault zone; WFSD 1; Yingxiu Beichuan fault zone (YBF)

Indexed keywords

FAULTING; FLUIDIZATION; ROCKS; STRUCTURAL GEOLOGY; X RAY DIFFRACTION ANALYSIS;

FAULT ROCK; FAULT ZONE; FAULT ZONE STRUCTURES; WENCHUAN EARTHQUAKE; WFSD-1;

EARTHQUAKES;

CORE ANALYSIS; DRILLING; FAULT SLIP; FAULT ZONE; OUTCROP; SICHUAN EARTHQUAKE 2008; THRUST FAULT;

BEICHUAN; CHINA; SICHUAN; WENCHUAN; YINGXIU;

EID: 84897916412     PISSN: 00401951     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tecto.2013.08.029     Document Type: Article

References (57)

1. Biegel R.L., Sammis C.G. Relating fault mechanics to fault zone structure. Adv. Geophys. 2004, 47:65-111.
2. Burchfiel B.C., Royden L.H., Van der Hilst R.D., Hager B.H., Chen Z., King R.W., Li C., Lü J., Yao H., Kirby E. A geological and geophysical context for the Wenchuan earthquake of 12 May 2008, Sichuan, People's Republic of China. GSA Today 2008, 18(7). 10.1130/GSATG18A.1.
3. Chengdu College of Technology, 1996. Geologic Map of Dujiangyan (Scale 1:50,000) (in Chinese).
4. Chester F.M. A rheologic model for wet crust applied to strike-slip faults. J. Geophys. Res. 1995, 100:13033-13044.
5. Chester F.M., Chester J.S. Ultracataclasite structure and friction processes of the Punchbowl fault, San Andreas system, California. Tectonophysics 1998, 295:199-221.
6. Chester F.M., Logan J.M. Implications for mechanical properties of brittle faults from observations of the Punchbowl fault zone, California. Pure Appl. Geophys. 1986, 124:79-106.
7. Chester F.M., Evans J.P., Biegel R.L. Internal structure and weakening mechanisms of San Andreas Fault. J. Geophys. Res. 1993, 98:771-786.
8. Childs C., Manzocchi T., Walsh J.J., Bonson C.G., Nicol A., Schopfer M.P.J. A geometric model of fault zone and fault rock thickness variations. J. Struct. Geol. 2009, 31(2):117-127.
9. Clark M.K., House M.A., Royden L.H., Whipple K.X., Burchfiel B.C., Zhang X., Tang W. Late Cenozoic uplift of southeastern Tibet. Geology 2005, 33:525-529.
10. Coward M.P. Major shear zones in the Precambrian crust: examples from NW Scotland and southern Africa and their significance. Precambrian Tectonics Illustrated 1984, 207-235.
11. Deng Q.D., Chen S.F., Zhao X.L. Tectonics, seismicity, and dynamics of the Longmen Shan Mountains and its adjacent regions. Seismol. Geol. 1994, 16(4):389-403. (in Chinese with English abstract).
12. Densmore A.L., Ellis M.A., Li Y., Zhou R.J., Hancock G.S., Richardson N. Active tectonics of the Beichuan and Pengguan faults at the eastern margin of the Tibetan Plateau. Tectonics 2007, 26:TC4005. 10.1029/2006TC001987.
13. Faulkner D.R., Rutter E.H. The effect of temperature, the nature of the pore fluid, and subyield differential stress on the permeability of phyllosilicate-rich fault gouge. J. Geophys. Res. Solid Earth 2003, 108(B5).
14. Faulkner D.R., Mitchell T.M., Rutter E.H., Cembrano J. On the structure and mechanical properties of large strike-slip faults. Geological Society, London, Special Publications 2008, 299:139-150.
15. Faulkner D.R., Jackson C.A.L., Lunn R.J., Schlische R.W., Shipton Z.K., Wibberley C.A.J., Withjack M.O. A review of recent developments concerning the structure, mechanics and fluid flow properties of fault zones. J. Struct. Geol. 2010, 32:1557-1575.
16. Fu B.H., Shi P.L., Guo H.D., Okuyama S., Ninomiya Y., Wright S. Surface deformation related to the 2008 Wenchuan earthquake, and mountain building of the Longmen Shan, eastern Tibetan Plateau. J. Asian Earth Sci. 2011, 40(4):805-824.
17. Godard V., Pik R., Lavé J., Cattin R., Tibari B., Sigoyer J., Pubellier M., Zhu J. Late Cenozoic evolution of the central Longmen Shan, eastern Tibet: insight from (U-Th)/He thermochronometry. Tectonics 2009, 28(5):TC5009.
18. Jia D., Wei G., Chen Z., Li B., Zeng Q., Yang G. Longmen Shan fold-thrust belt and its relation to the western Sichuan Basin in central China: new insights from hydrocarbon exploration. AAPG Bull. 2006, 90(9):1425-1447.
19. Jia D., Li Y.Q., Lin A.M., Wang M.M., Chen W., Wu X.J., Ren Z.K., Zhao Y., Luo L. Structural model of 2008 Mw 7.9 Wenchuan earthquake in the rejuvenated Longmen Shan thrust belt, China. Tectonophysics 2010, 491(1-4):174-184.
20. Keulen N., Heilbronner R., Stünitz H., Boullier A.M., Ito H. Grain size distributions of fault rocks: a comparison between experimentally and naturally deformed granitoids. J. Struct. Geol. 2007, 29:1282-1300.
21. 39Ar and (U-Th)/He thermochronology. Tectonics 2002, 21(1):TC1246.
22. Li Y., Hou Z.J., Si G.Y., Densmore A.L., Zhou R.C., Ellis M.A., Li Y.Z., Liang X.Z. Cenozoic tectonic sequence and tectonic events at the eastern margin of the Qinghai-Tibet plateau. Geol. China 2002, 29(1):30-36. (in Chinese with English abstract).
23. Li Y., Zhou R.J., Densmore A.L., Ellis M.A. Geomorphic evidence for the late Cenozoic strike-slipping and thrusting in Longmen Mountain at the eastern margin of the Tibetan Plateau. Quat. Sci. 2006, 26(1):40-51. (in Chinese with English abstract).
24. Li H.B., Fu X.F., Van der Word J., Si J.L., Wang Z.X., Hou L.W., Qiu Z.L., Li N., Wu F.Y., Xu Z.Q., Tapponnier P. Co-seisimic surface rupture and dextral-slip oblique thrusting of the Ms 8.0 Wenchuan earthquake. Acta Geol. Sin. 2008, 82(12):1623-1643. (in Chinese with English abstract).
25. Li H.B., Si J.L., Pan J.W., Qiu Z.L., Sun Z.M., Pei J.L. Deformation feature of active fault and recurrence intervals estimation of large earthquake. Geol. Bull. China 2008, 27(12):19-42. (in Chinese with English abstract).
26. Li H.B., Si J.L., Fu X.F., Qiu Z.L., Li N., Van der Woerd J., Pei J.L., Wang Z.X., Hou L.W., Wu F.Y. Co-seismic rupture and maximum displacement of the 2008 Wenchuan earthquake and its tectonic implications. Quat. Sci. 2009, 29(3):387-402. (in Chinese with English abstract).
27. Li H.B., Wang H., Xu Z.Q., Si J.L., Pei J.L., Li T.F., Huang Y., Song S.R., Kuo L.W., Sun Z.M., Chevalier M.L., Liu D.L. Characteristics of the fault-related rocks, fault zones and the principal slip zone in the Wenchuan Earthquake Fault Scientific Drilling Project Hole-1 (WFSD-1). Tectonophysics 2013, 584:23-42.
28. Lin A.M. Seismic slip recorded by fluidized ultracataclastic veins formed in a coseismic shear zone during the 2008 Mw 7.9 Wenchuan earthquake. Geology 2011, 39(6):547-550.
29. Lin A.M., Ren Z.K., Jia D., Wu X.J. Co-seismic thrusting rupture and slip distribution produced by the 2008 Mw 7.9 Wenchuan earthquake, China. Tectonophysics 2009, 471(3-4):203-215.
30. Lin A.M., Ren Z.K., Kumahara Y. Structural analysis of the coseismic shear zone of the 2008 Mw7.9 Wenchuan earthquake, China. J. Struct. Geol. 2010, 32(6):781-791.
31. Lin A.M., Rao G., Yan B. Field evidence of rupture of the Qingchuan Fault during the 2008 Mw7.9 Wenchuan earthquake, northeastern segment of the Longmen Shan Thrust Belt, China. Tectonophysics 2012, 522-523:243-252.
32. Liu-Zeng J., Wen L., Sun J., Zhang Z.H., Hu G.Y., Xing X.C., Zeng L.S., Xu Q. Surficial slip and rupture geometry on the Beichuan Fault near Hongkou during the Mw 7.9 Wenchuan earthquake, China. Bull. Seismol. Soc. Am. 2010, 100(5B):2615-2650.
33. Ma Y.W., Wang G.Q., Hu X.W. Tectonic deformation of Pengguan complex as a nappe. Acta Geol. Sichuan 1996, 16(2):110-114. (in Chinese with English abstract).
34. Ouimet W., Whipple K., Royden L., Reiners P., Hodges K., Pringle M. Regional incision of the eastern margin of the Tibetan Plateau. Lithosphere 2010, 2(1):50-63.
35. Peacock D.C.P., Sanderson D.J. Displacements, segment linkage and relay ramps in normal fault zones. J. Struct. Geol. 1991, 13(6):721-733.
36. Pei J.L., Li H.B., Sun Z.M., Wang H., Si J.L. Fault slip in the Wenchuan earthquake fault zone-information from fault rocks with high magnetic susceptibility. Quat. Sci. 2010, 30:759-767. (in Chinese with English abstract).
37. Qiao X.F., Guo X.P., Li H.B., Gou Z.H., Su D.C., Tang Z.M., Zhang W., Yang G. Soft-sediment deformation in the Late Triassic and the Indosinian tectonic movement in Longmenshan. Acta Geol. Sin. 2012, 86(1):132-156. (in Chinese with English abstract).
38. Ramsay J.G. Shear zone geometry: a review. J. Struct. Geol. 1980, 2(1-2):83-99.
39. Sibson R.H. Generation of pseudotachylyte by ancient seismic faulting. Geophys. J. R. Astron. Soc. 1975, 43(3):775-794.
40. Sibson R.H. Fault rocks and fault mechanisms. J. Geol. Soc. 1977, 133(3):191-213.
41. Sibson R.H. Thickness of the seismic slip zone. Bull. Seismol. Soc. Am. 2003, 93(3):1169-1178.
42. Sichuan Bureau of Geology, 1975. Geologic Map of Guanxian (Scale 1:200,000) (in Chinese).
43. Spray J.G. Pseudotachylyte controversy: fact or friction?. Geology 1995, 1119-1122. 10.1130/0091-7613.
44. Togo T., Shimamoto T., Ma S.L., Wen X.Z., He H.L. Internal structure of Longmenshan fault zone at Hongkou outcrop, Sichuan, China, that caused the 2008 Wenchuan earthquake. Earthq. Sci. 2011, 24:249-265.
45. Verberne B.A., He C.R., Spiers C. Frictional properties of sedimentary rocks and natural fault gouge from the Longmen Shan fault zone, Sichuan, China. Bull. Seismol. Soc. Am. 2010, 100(5B):2767-2790.
46. Walsh J.J., Watterson J. Analysis of the relationship between displacements and dimensions of faults. J. Struct. Geol. 1988, 10(3):239-247.
47. Walsh J.J., Nicol A., Childs C. An alternative model for the growth of faults. J. Struct. Geol. 2002, 24(11):1669-1675.
48. Wang P., Fu B.H., Zhang B., Kong P., Wang G. Relationship between surface ruptures and lithologic characteristics of Wenchuan Ms 8.0 earthquake. Chin. J. Geophys. 2009, 52(1):131-139. (in Chinese with English abstract).
49. Wang H., Li H.B., Pei J.L., Li T.F., Huang Y., Zhao Z.D. Structural and lithologic characteristics of the Wenchuan earthquake fault zone and its relationship with seismic activity. Quat. Sci. 2010, 30(4):767-777. (in Chinese with English abstract).
50. Wang E.Q., Kirby E., Furlong K.P., van Soest M., Xu G., Shi X., Kamp P.J.J., Hodges K.V. Two-phase growth of high topography in eastern Tibet during the Cenozoic. Nat. Geosci. 2012, 5:640-645. 10.1038/ngeo1538.
51. Schmid S.M., Handy M.R. Towards a genetic classification of fault rocks: geological usage and tectonophysical implications 1991, Controversies in Modern Geology. Academic Press, London, 339-361.
52. Structure of fault zones: implications for mechanical and fluid-flow properties. Geological Society, London, Special Publication 2008, 299:139-150.
53. Xu Z.Q., Hou L.W., Wang Z.X., Fu X.F., Wang D.K. Orogenic Processes of the Songpan Ganze Orogenic Belt of China 1992, 1-190. Geological Press, Beijing, (in Chinese).
54. Xu X.W., Wen X.Z., Ye J.Q., Ma B.Q., Chen J., Zhou R.J., He H.L., Tian Q.J., He Y.L., Wang Z.C., Sun Z.M., Feng X.J., Yu G.H., Chen L.C., Chen G.h, Yu S.E., Ran Y.K., Li X.G., Li C.X., Li C.X., An Y.F. The Ms 8.0 Wenchuan earthquake surface ruptures and its seismogenic structure. Seismol. Geol. 2008, 30(3):597-629.
55. Xu X.W., Wen X.Z., Yu G.H., Chen G.H., Klinger Y., Hubbard J., Shaw J.H. Coseismic reverse- and oblique-slip surface faulting generated by the 2008 Mw 7.9 Wenchuan earthquake, China. Geology 2009, 37(6):515-518.
56. Zhang P.Z., Xu X.W., Wen X.Z., Ran Y.K. Slip rates and recurrence intervals of the Longmen Shan active fault zone, and tectonic implications for the mechanism of the May 12 Wenchuan earthquake, 2008, Sichuan. China. Chinese J. Geophys. 2008, 51(4):1066-1073. (in Chinese with English abstract).
57. Zoback M.D., Hickman S., Ellsworth W. The role of fault zone drilling. Geophysics 2007, 4:649-674.