Preliminary study on seismic anisotropy in the crust in southeast of Cathaysia block

Acta Geophysica Sinica

Volumn 50, Issue 6, 2007, Pages 1748-1756

  Wu, Jing ^a   Gao, Yuan ^a   Cai, Jin An ^a   Shi, Yu Tao ^a   Lin, Shu ^b   Bao, Ting ^b   Li, Zu Ning ^b  

^a INSTITUTE OF GEOPHYSICS   (China)

^b EARTHQUAKE ADMINISTRATION OF FUJIAN PROVINCE   (China)

Author keywords

Active fault; Crust; Seismic anisotropy; Shear wave splitting; Southeast of Cathaysia block; Stress

Indexed keywords

ACTIVE FAULT; CRUSTAL STRUCTURE; S-WAVE; SEISMIC ANISOTROPY; SEISMIC DATA; STRESS FIELD; WAVE SPLITTING;

ASIA; CATHAYSIA BLOCK; CHINA; EURASIA; FAR EAST; FUJIAN;

EID: 38849130697     PISSN: 00015733     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (33)

1. Shu L S. Predevonian tectonic evolution of south China: from Cathaysian block to Caledonian period folded orogenic belt. Geological Journal of China Universities (in Chinese), 2006,12(4), 418-431
2. Zhang Z J, Badal J, Li Y K, et al. Crust-upper mantle seismic velocity structure across Southeastern China. Tectonophysics, 2005, 395: 137-157
3. Zhou S Y, Shuai P, Guo F Y, et al. A quantitative research for present-time crustal motion in Fujian province, China and its marginal sea-synthetical analysis of GPS measurement, fault deformation survey, leveling and focal mechanism solution. Acta Seismologica Sinica (in Chinese), 2000, 22(1): 66-72
4. Zhou S Y, Wu Y, Qin X P, et al. Study on the crustal horizontal movement in Fujian and its neighbouring sea region in 1994 to 1997 based on several kinds of GPS surveying data. Chinese J. Geophys. (in Chinese), 2000, 43(4): 471-479
5. Wei D G, Jie Y J, Huang T G. Regional geological structure of Fujian. Regional Geology of China (in Chinese), 1997, 16(2): 162-170
6. Ding X H, Chen Y R, Huang Q R, et al. Fujian seismic tectonic. In: Ma X Y ed. Lithospberic Dynamics Atlas of China (in Chinese). Beijing: China Cartographic Publishing House, 1989. 39
7. Chen C. Study on spatial distribution characteristics of seismic activity and active fault in Fujian area. Earthquake (in Chinese), 2005, 25(3): 102-108
8. Ding X R, Wu C J. Study on the resource mechanism of moderately strong earthquakes in Fujian and its coast. Crustal Deformation and Earthquake (in Chinese), 1999, 19(1): 95-97
9. Chen Y T, He D M, Chen X Z, et al. Preliminary study of geotectonic stress field in Fujian - I. Late Jurassic period to Middle Pleistocene period. Journal of Oceangraphy in Taiwan Strait (in Chinese), 1999, 18(3): 291-296
10. Xu Z H. A present-day tectonic stress map for eastern Asia region. Acta Seismologica Sinica, 2001, 14(5): 524-533
11. Niu Z J, Wang M, Sun H R, et al. Velocity field of present crust movement of China. Chinese Science Bulletin (in Chinese), 2005, 50(8): 839-840
12. Crampin S, Peacock S. A review of shear-wave splitting in the compliant crack-critical anisotropic Earth. Wave Motion, 2005, 41: 59-77
13. Zhang Z J, Li Y K, Lu D Y, et al. Velocity and anisotropy structure of the crust in the Dabieshan orogenic belt from wide-angle seismic data. Phys. Earth Planet. Interior., 2000, 122: 115-131
14. Gao Y, Teng J W. Studies on seismic anisotropy in the crust and mantle on Chinese mainland. Progress in Geophysics (in Chinese), 2005, 20(1): 180-185
15. Crampin S. A review of wave motion in anisotropic and cracked elastic-media. Wave Motion, 1981, 3: 343-391
16. Crampin S, Volti T, Chastin S, et al. Indication of high pore-fluid pressures in a seismically-active fault zone. Geophys. J. Int., 2002, 151: F1-F5
17. Gao Y, Wang P D, Zheng S H, et al. Temporal changes in shear-wave splitting at an isolated swarm of small earthquakes in 1992 near Dongfang, Hainan Island, southern China. Geophys. J. Int., 1998, 135(1): 102-112
18. Gao Y, Crampin S. Observations of stress relaxation before earthquakes. Geophys. J. Int., 2004, 157(2): 578-582
19. Gao Y, Zheng S H, Sun Y. Crack-induced anisotropy in the crust from shear wave splitting observed in Tangshan region, North China. Acta Seismologica Sinica, 1995, 8(3): 351-363
20. Gao Y, Zheng S H, Zhou H L. Polarization patterns of fast shear wave in Tangshan region and their variations. Chinese J. Geophys. (in Chinese), 1999, 42(2): 228-232
21. Shi Y T, Gao Y, Wu J, et al. Seismic anisotropy of the crust in Yunnan, China: polarizations of fast shear-waves. Acta Seismologica Sinica, 2006, 19(6): 620-632
22. Wu J, Gao Y, Chen Y T, et al. Seismic anisotropy in the crust in Northwestern Capital area of China. Chinese J. Geophys. (in Chinese), 2007, 50(1): 209-220
23. Peng Z G, Ben-Zion Y. Systematic analysis of crustal anisotropy along the Karadere-Duzce branch of the North Anatolian fault. Geophys. J. Int., 2004, 159: 253-274
24. Fan W, Peng J B, Du D J. Research of relation between earthquake and infrastructure on Fujian along sea regions. Advance in Earth Science Engineering (in Chinese), 1998, 15(1): 41-45
25. Hong X, Yang G. Monitoring ability of Fujian digital seismic network to the historical strong earthquake region of Quanzhou. Seismological and Geomagnetic Observation and Research (in Chinese), 2005, 26 (2): 89-96
26. Cao Y, Liu X Q, Liang W, et al. Systematic analysis method of shear-wave splitting: SAM software system. Earthquake Research in China, 2004, 18(4): 365-372
27. Gao Y, Zheng S H, Wang P D. Shear wave splitting of small earthquakes in 1992 in Hainan Dongfang area. Chinese J. Geophys. (in Chinese), 1996, 39(2):221-232
28. Crampin S, Gao Y. A review of techniques for measuring seismic shear-wave splitting above small earthquakes. Phys. Earth Planet. Inter., 2006, 159(1/2): 1-14
29. Qian X D, Li B J, Qin J Z. Study on shear wave splitting for sequence of the aftershocks of Yao' an Ms 6.5 earthquake in Yunnan. Earthquake Research in China, 2003, 17(1): 32-41
30. Nie T C, Zhu G L. On the characteristics and evolution of geological structures in the intermediate section of the Zhenghe-Dapu deep faulted zone. Geology of Fujian (in Chinese), 2004, 23(4): 186-194
31. Lai Y G, Liu Q Y, Chen J H, et al. Shear wave splitting and the features of the crustal stress field in the Capital circle. Chinese J. Geophys. (in Chinese), 2006, 49(1): 189-196
32. Gao Y, Crampin S. A further stress-forecast earthquake (with hindsight), where migration of source earthquakes causes anomalies in shear-wave polarizations. Tectonophysics, 2006, 426(3/4): 253-262
33. Li H, An Q M, Xie F R. Study on in-situ stress measurement around coastal marginal land in Fujian. Acta Seismologica Sinica, 2005, 18 (5): 544-551