Deformation distribution and type in the Main Ethiopian Rift (MER): A remote sensing study

Journal of African Earth Sciences

Volumn 48, Issue 2-3, 2007, Pages 100-114

  Kurz, T ^a   Gloaguen, R ^a   Ebinger, C ^b   Casey, M ^c   Abebe, B ^d  

^a TU BERGAKADEMIE FREIBERG   (Germany)

^b UNIVERSITY OF LONDON   (United Kingdom)

^c UNIVERSITY OF LEEDS   (United Kingdom)

^d ADDIS ABABA UNIVERSITY   (Ethiopia)

Author keywords

Dikes; Ethiopian Rift; Extension tectonics; Fault zones; Remote sensing; Rifting

Indexed keywords

DEFORMATION; DIGITAL ELEVATION MODEL; DIKE; EXTENSIONAL TECTONICS; FAULT ZONE; FAULTING; REMOTE SENSING; RIFTING;

AFRICA; EAST AFRICAN RIFT; ETHIOPIAN RIFT; SUB-SAHARAN AFRICA;

EID: 34249658987     PISSN: 08995362     EISSN: 1464343X     Source Type: Journal    
DOI: 10.1016/j.jafrearsci.2006.10.008     Document Type: Article

References (46)

1. Abebe T., Mazzarini F., Innocenti F., and Manetti P. The Yerer-Tullu Wellel volcanotectonic lineament; a transtensional structure in central Ethiopia and the associated magmatic activity. Journal of African Earth Sciences 26 1 (1998) 135-150
2. Acocella V., and Krome T. Holocene extension direction along the main Ethiopian Rift, East Africa. Terra Nova 14 3 (2002) 191-197
3. Acocella V., Korme T., and Salvini F. Formation of normal faults along the axial zone of the Ethiopian Rift. Journal of Structural Geology 25 4 (2003) 503-513
4. Batiza, R., 1996. Magmatic segmentation of mid-ocean ridges: a review. Geological Society Special Publications. vol. 118, pp. 103-130.
5. Bazdek J.C. Pattern recognition with fuzzy objective function algorithms. In: Bazdek J.C. (Ed). Advanced Applications in Pattern Recognition II (1981), Plenum Press, New York 256
6. Bilham R., Bendick R., Larson K., Mohr P., Braun J., Tesfaye S., and Asfaw L. Secular and tidal strain across the main Ethiopian Rift. Geophysical Research Letters 26 18 (1999) 2789-2792
7. Bird P. An updated digital model of plate boundaries. Geochemistry, Geophysics, Geosystems - G (super 3) 4 3 (2003) 52
8. Boccaletti M., Getaneh A., and Tortorici L. The main Ethiopian Rift: an example of oblique rifting. Annales Tectonicae 6 1 (1992) 20-25
9. Boccaletti M., Bonini M., Mazzuoli R., and Trua T. Pliocene-Quaternary volcanism and faulting in the northern Main Ethiopian Rift (with two geological maps at scale 1:50,000). Acta Vulcanologica 11 1 (1999) 83-97
10. Daly, E., Keir, D., Ebinger, C.J., Stuart, G.W., Bastow, I.D., Ayele, A., Crustal tomographic imaging of a transitional continental rift: The Ethiopian rift, in Geophysical Journal International, Volume 172, Issue 3, 2008, Pages 1033-104, DOI: 10.1111/j.1365-246X.2007.03682.x.
11. Chernet T., Hart W.K., Aronson J.L., and Walter R.C. New age constraints on the timing of volcanism and tectonism in the northern Main Ethiopian Rift-southern Afar transition zone (Ethiopia). Journal of Volcanology and Geothermal Research 80 3-4 (1998) 267-280
12. Chorowicz J., Collet B., Bonavia F.F., Mohr P., Parrot J.F., and Korme T. The Tana Basin, Ethiopia; intra-plateau uplift, rifting and subsidence. Tectonophysics 295 3-4 (1998) 351-367
13. Chu D., and Gordon R.G. Evidence for motion between Nubia and Somalia along the Southwest Indian Ridge. Nature (London) 398 6722 (1999) 64-67
14. Clifton A.E., Schlische R.W., Withjack M.O., and Ackermann R.V. Influence of rift obliquity on fault-population systematics: results of experimental clay models. Journal of Structural Geology 22 10 (2000) 1491-1509
15. Cowie P.A., Malinverno A., Ryan W.B.F., and Edwards M.H. Quantitative fault studies on the East Pacific Rise: a comparison of sonar imaging techniques. Journal of Geophysical Research, B, Solid Earth and Planets 99 8 (1994) 15,205-15,218
16. Daly, E., Keir, D., Ebinger, C., Stuart, G., Ayele, A., Waltham, D., 2007. Crustal structure of the northern Main Ethiopian Rift from a tomographic inversion of local earthquakes. Geophysical Journal International, in press.
17. Dauteuil O., Huchon P., Quemeneur F., and Souriot T. Propagation of an oblique spreading centre. the western Gulf of Aden Tectonophysics 332 4 (2001) 423-442
18. Delaney, P.T., Pollard, D.D., 1981. Deformation of host rocks and flow of magma during growth of minette dikes and breccia-bearing intrusions near ship rock. New Mexico: US Geological Survey Professional Paper, Report, vol. 1202, p. 61.
19. Duda R.O., Hart P.E., and Stork D.G. Pattern Classification. 2nd ed. (2001), Wiley and Sons, New York 654 p
20. Ebinger C.J., and Casey M. Continental breakup in magmatic provinces: An Ethiopian example. Geology Society of America Bulletin 12 (2001) 527-530
21. Ebinger C.J., and Sleep N.H. Cenozoic magmatism throughout East Africa resulting from impact of a single plume. Nature (London) 395 6704 (1998) 788-791
22. Ebinger C.J., Bechtel T.D., Forsyth D.W., and Bowin C.O. Effective elastic plate thickness beneath the East African and Afar plateaus and dynamic compensation of the uplifts. Journal of Geophysical Research, B, Solid Earth and Planets 94 3 (1989) 2883-2901
23. Ebinger C.J., Yemane T., WoldeGabriel G., Aronson J.L., and Walter R.C. Late Eocene-Recent volcanism and faulting in the southern main Ethiopian Rift. Journal of the Geological Society of London 150 Part 1 (1993) 99-108
24. Fernandes R.M.S., Ambrosius B.A.C., Noomen R., Bastos L., Combrinck L., Miranda J.M., and Spakman W. Angular velocities of Nubia and Somalia from continuous GPS data: implications on present-day relative kinematics. Earth and Planetary Science Letters 222 1 (2004) 197-208
25. Gloaguen, R., Kurz, T., Ebinger, C., Casey, M., Abebe, B., 2003. Atypical normal faults morphology in the Main Ethiopian Rift: AGU Fall Meeting, San Francisco, 06-10 December, 2003, Eos Trans. AGU, 84(46), Fall Meet. Suppl., Abstract S51C-0072.
26. Gudmundsson A. Geometry, formation and development of tectonic fractures on the Reykjanes Peninsula, Southwest Iceland. Tectonophysics 139 3-4 (1987) 295-308
27. Hayward N.J., and Ebinger C.J. Variations in the along-axis segmentation of the Afar Rift system. Tectonics 15 2 (1996) 244-257
28. Hofmann C., Courtillot V., Feraud G., Rouchett P., Yirgu G., Ketefo E., and Pik R. Timing of the Ethiopian flood basalt event and implications for plume birth and global change. Nature (London) 389 6653 (1997) 838-841
29. Inzana J., Kusky T., Higgs G., and Tucker R. Supervised classifications of Landsat TM band ratio images and Landsat TM band ratio image with radar for geological interpretations of central Madagascar. Journal of Africa Earth Sciences 37 (2003) 59-72
30. Keir, D., Ebinger, C., Stuart, G., Daly, E., Ayele, A., 2006. Strain accommodation by magmatism and faulting at continental breakup: Seismicity of the northern Ethiopian rift. Journal of Geophysical Research 111, B05314. doi:10.1029/2005JB003748.
31. Keranen K., Klemperer S.L., Gloaguen R., and EAGLE Working Group. Three-dimensional seismic imaging of a protoridge axis in the Main Ethiopian rift. Geology 32 11 (2004) 949-952
32. Krome T., Chorowicz J., Collet B., and Bonavia F.F. Volcanic vents rooted on extension fractures and their geodynamic implications in the Ethiopian Rift. Journal of Volcanology and Geothermal Research 79 3-4 (1997) 205-222
33. Mart Y., and Dauteuil O. Analogue experiments of propagation of oblique rifts. Tectonophysics 316 1-2 (2000) 121-132
34. McClay K.R., and White M.J. Analogue modelling of orthogonal and oblique rifting. Marine and Petroleum Geology 12 2 (1995) 137-151
35. McClay K.R., Dooley T., Gloaguen R., Whitehouse P., and Khalil S. Analogue modelling of extensional fault architectures; comparisons with natural rift fault systems. In: Hill K.C., and Bernecker T. (Eds). Eastern Australasian Basins Symposium 2001: A Refocused Energy Perspective for the Future vol. 1 (2001), Petroleum Exploration Society of Australia Special Publication 573-584
36. Mohr P. Volcanotectonic aspect of Ethiopian rift evolution. Bulletin des Centres de Recherches Exploration-Production Elf-Aquitaine 7 1 (1983) 175-189
37. Pan M., Sjoeberg L.E., Asfaw L.M., Asenjo E., Alemu A., and Hunegnaw A. An analysis of the Ethiopian Rift Valley GPS campaigns in 1994 and 1999. Journal of Geodynamics 33 3 (2002) 333-343
38. Rubin A.M. Dike-induced faulting and graben subsidence in volcanic rift zones. Journal of Geophysical Research, B, Solid Earth and Planets 97 2 (1992) 1839-1858
39. Rubin, A.M., Pollard, D.D., 1988. Dike-induced faulting rift zones of Iceland and Afar. Geology Society of America Bulletin, vol. 16, pp. 413-417.
40. Schilling J.G., Kingsley R.H., Hanan B.B., and McCully B.L. Nd-Sr-Pb isotopic variations along the Gulf of Aden: Evidence for Afar mantle plume-continental lithosphere interaction. Journal of Geophysical Research, B, Solid Earth and Planets 97 7 (1992) 10,927-10,966
41. Scholz C.H. The Mechanics of Earthquakes and Faulting. 2nd ed. (2002), Cambridge Univ. Press, Cambridge 471 S.
42. Schowengerdt R.A. Remote Sensing, Techniques for Image Processing and Classification. 2nd ed. (2002), Academic Press, San Diego 522 p
43. Sella G.F., Dixon T.H., and Mao A. REVEL: a model for recent plate velocities from space geodesy. Journal of Geophysical Research, B, Solid Earth and Planets 107 4 (2002) 11.01-11.30
44. Seth, B., Gloaguen, R., Thirlwall, M., Pfaender, J., Yirgu, G., Wnorowska, U., 2005. Quaternary fissural basalts in the Main Ethiopian Rift, EGU Conference, Vienna, April 2005.
45. WoldeGabriel G., Aronson J.L., and Walter R.C. Geology, geochronology, and rift basin development in the central sector of the Main Ethiopia Rift. Geological Society of America Bulletin 102 4 (1990) 439-458
46. Wolfenden E., Ebinger C., Yirgu G., Deino A., and Ayalew D. Evolution of the northern Main Ethiopian rift: Birth of a triple junction. Earth and Planetary Science Letters 224 1-2 (2004) 213-228