Evolution of the Main Ethiopian Rift in the frame of Afar and Kenya rifts propagation

Tectonics

Volumn 24, Issue 1, 2005, Pages 1-21

  Bonini, Marco ^a   Corti, Giacomo ^a   Innocenti, Fabrizio ^b   Manetti, Piero ^c   Mazzarini, Francesco ^c   Abebe, Tsegaye ^c   Pecskay, Zoltan ^d  

^a SEZIONE DI FIRENZE   (Italy)

^b UNIVERSITY OF PISA   (Italy)

^c CNR   (Italy)

^d INSTITUTE OF EXPERIMENTAL MEDICINE   (Hungary)

Author keywords

[No Author keywords available]

Indexed keywords

FAULTING; PLATE TECTONICS; RIFT ZONE; TECTONIC EVOLUTION;

AFRICA; EAST AFRICAN RIFT; EASTERN HEMISPHERE; ETHIOPIAN RIFT; SUB-SAHARAN AFRICA; WORLD;

SOMALIA;

EID: 20044368336     PISSN: 02787407     EISSN: None     Source Type: Journal    
DOI: 10.1029/2004TC001680     Document Type: Article

References (92)

1. Abbate, E., and M. Sagri (1980), Volcanites of Ethiopian and Somali Plateaus and major tectonic lines, Atti Convegni Lincei, 47, 219-227.
2. Abebe, T., F. Mazzarini, F. Innocenti, and P. Manetti (1998), The Yerer-Tullu Wellel volcanotectonic lineament: A transtentional structure in central Ethiopia and the associated magmatic activity, J. Afr. Earth Sci., 26, 135-150.
3. Abebe, T., P. Manetti, M. Bonini, G. Corti, F. Innocenti, F. Mazzarini, and Z. Pecskay (2005), Geological map (scale 1:200,000) of the northern Main Ethiopian Rift and its implication for the volcano-tectonic evolution of the rift, Geol. Soc. Am. Map Chart Ser., MCH094, in press.
4. Acocella, V., and T. Korme (2002), Holocene extension direction along the Main Ethiopian Rift, East Africa, Terra Nova, 14, 191-197.
5. Argus, D. F., and R. G. Gordon (1991), No-net-rotation model of current plate velocities incorporating plate motion model NUVEL-1, Geophys. Res. Lett., 18, 2039-2042.
6. Asfaw, L. M. (1992), Constraining the African pole of rotation, Tectonophysics, 209, 55-63.
7. Ayele, A. (2000), Normal left-oblique fault mechanisms as an indication of sinistral deformation between the Nubian and Somalian plates in the Main Ethiopian Rift, J. Afr. Earth Sci., 31, 359-367.
8. Bellahsen, N., C. Faccenna, F. Funiciello, J. M. Daniel, and L. Jolivet (2003), Why did Arabia separate from Africa?: Insights from 3-D laboratory experiments, Earth Planet. Sci. Lett., 216, 365-381.
9. Bilham, R., R. Bendick, K. Larson, P. Mohr, J. Braun, S. Tesfaye, and L. Asfaw (1999), Secular and tidal strain across the Main Ethiopian rift, Geophys. Res. Lett., 26, 2789-2792.
10. Boccaletti, M., A. Getaneh, and L. Tortorici (1992), The Main Ethiopian Rift: An example of oblique rifting, Ann. Tectonicae, 6, 20-25.
11. Boccaletti, M., M. Bonini, R. Mazzuoli, B. Abebe, L. Piccardi, and L. Tortorici (1998), Quaternary oblique extensional tectonics in the Ethiopian Rift (Horn of Africa), Tectonophysics, 287, 97-116.
12. Bologh, K. (1985), K-Ar dating of Neogene volcanic activity in Hungary: Experimental technique, experiences and methods of chronological studies, ATOMKI Rep. D/1, pp. 277-288, Inst. of Nucl. Res. of the Hung. Acad. of Sci. (ATOMKI), Debrecen, Hungary.
13. Bonini, M., T. Souriot, M. Boccaletti, and J. P. Brun (1997), Successive orthogonal and oblique extension episodes in a rift zone: Laboratory experiments with application to the Ethiopian Rift, Tectonics, 16, 347-362.
14. Bonini, M., D. Sokoutis, G. Mulugeta, M. Boccaletti, G. Corti, F. Innocenti, P. Manetti, and F. Mazzarini (2001), Dynamics of magma emplacement in centrifuge models of continental extension with implications for flank volcanism, Tectonics, 20, 1053-1065.
15. Bosworth, W., M. R. Strecker, and P. M. Blisniuk (1992), Integration of East African paleostress and present-day stress data: Implications for continental stress field dynamics, J. Geophys. Res., 97, 11,851-11,865.
16. Bousquet, J. C., and H. Philip (1986), Neotectonics of the Calabrian Arc and Apennines (Italy): An example of Plio-Quaternary evolution from island arcs to collisional stages, in The Origin of Arcs, edited by F. C. Wezel, pp. 305-326, Elsevier, New York.
17. Braile, L. W., G. R. Keller, R. F. Wendlandt, P. Morgan, and M. A. Khan (1995), The East African Rift system, in Continental Rifts: Evolution, Structure, Tectonics, Dev. Geotectonics, vol. 25, edited by K. H. Olsen, pp. 213-231, Elsevier, New York.
18. Carey, E. (1979), Recherche des directions principales des contraintes associées au jeu d'une population de failles, Rev. Geol. Dyn. Geogr. Phys., 21, 57-66.
19. Chase, C. G. (1978), Plate kinematics: The Americas, East Africa and the rest of the world, Earth Planet. Sci. Lett., 37, 355-368.
20. Chernet, T., W. K. Hart, J. L. Aronson, and R. C. Walter (1998), New age constraints on the timing of volcanism and tectonism in the northern Main Ethiopian Rift-southern Afar transition zone (Ethiopia), J. Volcanol. Geotherm. Res., 80, 267-280.
21. Chorowicz, J., B. Collet, R. Bonavia, and T. Korme (1994), Northwest to north-northwest extension direction in the Ethiopian rift deduced from the orientation of extension structures and fault-slip analysis, Geol. Soc. Am. Bull., 105, 1560-1570.
22. Chu, D., and R. G. Gordon (1999), Evidence for motion between Nubia and Somalia along the Southwest Indian Ridge, Nature, 398, 64-67.
23. Collet, B., H. Taud, J. F. Parrot, F. Bonavia, and J. Chorowicz (2000), A new kinematic approach for the Danakil block using a Digital Elevation Model representation, Tectonophysics, 316, 343-357.
24. Corti, G. (2004), Centrifuge modelling of the influence of crustal fabrics on the development of transfer zones: Insights into the mechanics of continental rifting architecture, Tectonophysics, 384, 191-208.
25. Corti, G., M. Bonini, F. Innocenti, P. Manetti, and G. Mulugeta (2001), Centrifuge models simulating magma emplacement during oblique rifting, J. Geodyn., 31, 557-576.
26. Corti, G., M. Bonini, F. Mazzarini, M. Boccaletti, F. Innocenti, P. Manetti, G. Mulugeta, and D. Sokoutis (2002), Magma-induced strain localization in centrifuge models of transfer zones, Tectonophysics, 348, 205-218.
27. Corti, G., M. Bonini, S. Conticelli, F. Innocenti, P. Manetti, and D. Sokoutis (2003), Analogue modelling of continental extension: A review focused on the relations between the patterns of deformation and the presence of magma, Earth Sci. Rev., 63, 169-247.
28. Davidson, A., and D. C. Rex (1980), Age of volcanism and rifting in south-western Ethiopia, Nature, 283, 654-658.
29. Ebinger, C. J. (1989), Tectonic development of the western branch of the East African Rift system, Geol. Soc. Am. Bull., 101, 885-903.
30. Ebinger, C. J., and M. Casey (2001), Continental breakup in magmatic provinces: An Ethiopian example, Geology, 29, 527-530.
31. Ebinger, C., and N. H. Sleep (1998), Cenozoic magmatism in central and east Africa resulting from impact of one large plume, Nature, 395, 788-791.
32. Ebinger, C. J., T. Yemane, G. WoldeGabriel, J. L. Aronson, and R. C. Walter (1993), Late Eocene-Recent volcanism and faulting in the southern main Ethiopian rift, J. Geol. Soc. London, 150, 99-108.
33. Ebinger, C. J., T. Yemane, D. J. Harding, S. Tesfaye, S. Kelley, and D. C. Rex (2000), Rift deflection, migration, and propagation: Linkage of the Ethiopian and Eastern rifts, Africa, Geol. Soc. Am. Bull., 112, 163-176.
34. Fairhead, J. D., and G. W. Stuart (1982), The seismicity of the East African Rift system and comparison with other continental rifts, in Continental and Oceanic Rifts, Geodyn. Ser., vol. 8, edited by G. Pálmason, pp. 41-61, AGU, Washington D. C.
35. Fernandes, R. M. S., B. A. C. Ambrosius, R. Noomen, L. Bastos, L. Combinck, J. M. Miranda, and W. Spakman (2004), Angular velocities of Nubia and Somalia from continuous GPS data: Implications on present-day relative kinematics, Earth Planet. Sci. Lett., 222, 197-208.
36. Foster, A. N., and J. A. Jackson (1998), Source parameters of large African earthquakes: Implications for crustal theology and regional kinematics, Geophys. J. Int., 134, 422-448.
37. Furman, T., J. Bryce, G. Yirgu, D. Ayalew, and L. Cooper (2003), Geochemical signals of progressive continental rupture in the Main Ethiopian Rift, Geophys. Res. Abstr., 5, EAE03-A-07207.
38. Geological Survey of Ethiopia (1997), Geological map of Ethiopia, sheet Agere Maryam, scale 1:250.000, Addis Ababa, Ethiopia.
39. George, R., and N. Rogers (2002), Plume dynamics beneath the African plate inferred from the geochemistry of the Tertiary basalts of southern Ethiopia, Contrib. Mineral. Petrol., 144, 286-304.
40. George, R., N. Rogers, and S. Kelley (1998), Earliest magmatism in Ethiopia: Evidence for two mantle plumes in one flood basalt province, Geology, 26, 923-926.
41. Ghebreab, W. (1998), Tectonics of the Red Sea region reassessed, Earth Sci. Rev., 45, 1-44.
42. Gibson, I. L. (1969), The structure and volcanic geology of an axial portion of the Main Ethiopian Rift, Tectonophysics, 8, 561-565.
43. Girdler, R. W. (1983), Processes of rifting and break up of Africa, Tectonophysics, 94, 241-252.
44. Gouin, P. (1979), Earthquake History of Ethiopia and the Horn of Africa, 258 pp., Int. Dev. Res. Cent., Ottawa, Ont., Canada.
45. Hayward, N. J., and C. J. Ebinger (1996), Variations in the along-axis segmentation of the Afar Rift system, Tectonics, 15, 244-257.
46. Hendrie, D. B., N. J. Kusznir, C. K. Morley, and C. J. Ebinger (1994), Cenozoic extension in northern Kenya: A quantitative model of rift basin development in the Turkana region, Tectonophysics, 236, 409-438.
47. Hofmann, C., V. Courtillot, G. Féraud, P. Rochette, G. Yirgu, E. Ketefo, and R. Pik (1997), Timing of the Ethiopian flood basalts event and implications for plume birth and global change, Nature, 389, 838-841.
48. Jestin, F., P. Huchon, and M. Gaulier (1994), The Somalia plate and the East African Rift system: Present-day kinematics, Geophys. J. Int., 116, 637-654.
49. Juch, D. (1975), Geology of southeastern escarpment of Ethiopia between 39° and 42° long. E, in Afar Depression of Ethiopia, edited by A. Pilger and A. Rosler, pp. 310-316, Schweizerbart, Stuttgart, Germany.
50. Kazmin, V. (1980), Transform faults in the East African Rift system, Atti Convegni Lincei, 47, 65-73.
51. Kazmin, V., S. M. Berhe, M. Nicoletti, and C. Pertucciani (1980), Evolution of the northern part of the Ethiopian rift, Atti Convegni Lincei, 47, 275-292.
52. Kebede, F., and O. Kulhanek (1991), Recent seismicity of the East African Rift system and its implications, Phys. Earth Planet. Inter., 68, 259-273.
53. Le Pichon, X., and J. M. Gaulier (1988), The rotation of Arabia and the Levant fault system, Tectonophysics, 153, 271-294.
54. Levitte, D., J. Columba, and P. Mohr (1974), Reconnaissance geology of the Amaro horst, southern Ethiopian rift, Geol. Soc. Am. Bull., 85, 417-422.
55. Maguire, P. K. H., et al. (2003), Geophysical project in Ethiopia studies continental breakup, Eos Trans. AGU, 84, 337, 342-343.
56. Mahatsente, R., G. Jentzsch, and T. Jahr (1999), Crustal structure of the Main Ethiopian Rift from gravity data: 3-dimensioanl modeling, Tectonophysics, 313, 363-382.
57. Makris, J., and A. Ginzburg (1987), The Afar Depression: Transition between continental rifting and seafloor spreading, Tectonophysics, 141, 199-214.
58. Makris, J., P. Mohr, and R. Rihm (1991), Red Sea: Birth and Earth history of a new oceanic basin, Tectonophysics, 198, 1-468.
59. Mazzarini, F., T. Abebe, F. Innocenti, P. Manetti, and M. T. Pareschi (1999), Geology of the Debre Zeyt area (Ethiopia) (with a geological map at scale 1:100.000), Acta Vulcanol., 11, 131-141.
60. McKenzie, D. P., and J. A. Jackson (1986), A block model of distributed deformation by faulting, J. Geol. Soc. London, 143, 349-353.
61. Merla, G., E. Abbate, A. Azzaroli, P. Bruni, M. Fazzuoli, M. Sagri and P. Tacconi (1979), A Geological Map of Ethiopia and Somalia (1973): 1:2.000.000, and Comment, With a Map of Major Landforms, 95 pp., Cent. Stampa, Florence.
62. Meyer, W., A. Pigler, A. Rösler, and J. Stets (1975), Tectonic evolution of the Main Ethiopian Rift in southern Ethiopia, in Afar Depression of Ethiopia, edited by A. Pigler and A. Rösler, pp. 352-361, Schweizerbart, Stuttgart, Germany.
63. Mohr, P. (1961), The geology, structure and origin of the Bishoftu explosion craters, Bull. Geol. Obs., 4, 65-101.
64. Mohr, P. (1962), The Ethiopian Rift system, Bull. Geol. Obs., 5, 33-62.
65. Mohr, P. (1967), The Ethiopian Rift system, Bull. Geol. Obs., 11, 1-65.
66. Mohr, P. (1968), Transcurrent faulting in the Ethiopian Rift system, Nature, 218, 938-941.
67. Mohr, P. (1970), The Geology of Ethiopia, Univ. Coll. of Addis Ababa Press, Addis Ababa.
68. Mohr, P. (1983), Volcanotectonic aspects of the Ethiopian Rift evolution, Bull. Cent. Rech. Explor. Prod. Elf Aquitaine, 7, 175-189.
69. Mohr, P. (1987), Patterns of faulting in the Ethiopian Rift Valley, Tectonophysics, 143, 169-179.
70. Mohr, P., and C. A. Wood (1976), Volcano spacing and lithospheric attenuation in the Eastern Rift of Africa, Earth Planet. Sci. Lett., 33, 126-144.
71. Mohr, P., and B. Zanettin (1988), The Ethiopian food basalt province, in Continental Flood Basalts, edited by J. D. Macdougall, pp. 63-110, Springer, New York.
72. Mohr, P., A. Girnius, and J. Rolff (1978), Present-day strain-rates at the northern end of the Ethiopian rift valley, Tectonophysics, 44, 141-160.
73. Morbidelli, L., M. Nicoletti, C. Petrucciani, and E. M. Piccirillo (1975), K/Ar ages of the main volcanic events (Main Ethiopian Rift from 8°10′-9°00′ lat. north), in Afar Depression of Ethiopia, edited by A. Pilger and A. Rosler, pp. 362-369, Schweizerbart, Stuttgart, Germany.
74. Morley, C. K., W. A. Wescott, D. M. Stone, R. M. Harper, S. T. Wigger, and F. M. Karanja (1992), Tectonic evolution of the northern Kenyan Rift, J. Geol. Soc. London, 149, 333-348.
75. Morton, W. H., D. C. Rex, J. G. Mitchell, and P. A. Mohr (1979), Riftward younging of volcanic units in the Addis Ababa region, Ethiopian rift valley, Nature, 280, 284-288.
76. Philip, H. (1987), Plio-Quaternary evolution of the stress field in Mediterranean zones of subduction and collision, Ann. Geophys., Ser. B, 5, 301-320.
77. Pik, R., C. Deniel, C. Coulon, G. Yirgu, C. Hofmann, and D. Ayalew (1998), The northwest Ethiopian Plateau flood basalts: Classification and spatial distribution of magma types, J. Volcanol. Geotherm. Res., 81, 91-111.
78. Rogers, N., R. Macdonald, J. G. Fitton, R. George, M. Smith, and B. Barreiro (2000), Two mantle plumes beneath the East African Rift system: Sr, Nd and Pb isotope evidence from Kenya Rift basalts, Earth Planet. Sci. Lett., 176, 387-400.
79. Rosendahl, B. L. (1987), Architecture of continental rifts with special reference to east Africa, Annu. Rev. Earth Planet. Sci., 15, 445-503.
80. Smith, M. (1994), Stratigraphic and structural constraints on mechanisms of active rifting in the Gregory Rift, Kenya, Tectonophysics, 236, 3-22.
81. Steiger, K. H., and E. Jäger (1977), Subcommission on geochronology: Convention on the use of decay constants in geo- and cosmochronology, Earth Planet. Sci. Lett., 36, 359-362.
82. 39Ar chrono-stratigraphy of pre- and syn-rift bimodal flood volcanism in Ethiopia and Yemen, Earth Planet. Sci. Lett., 198, 289-306.
83. WoldeGabriel, G., and J. Aronson (1987), The Chow Bahir Rift: A "failed" rift in southern Ethiopia, Geology, 15, 430-433.
84. WoldeGabriel, G., J. L. Aronson, and R. C. Walter (1990), Geology, geochronology, and rift basin development in the central sector of the Main Ethiopian Rift, Geol. Soc. Am. Bull., 102, 439-458.
85. WoldeGabriel, G., T. Yemane, T. White, B. Asfaw, and G. Suwa (1991), Age of volcanism and fossils in the Burji-Soyoma area, Amaro Horst, southern Main Ethiopian Rift, J. Afr. Earth Sci., 13, 437-447.
86. WoldeGabriel, G., R. C. Walter, W. K. Hart, S. A. Mertzman, and J. L. Aronson (1999), Temporal relations and geochemical features of felsic volcanism in the central sector of the Main Ethiopian Rift, Acta Volcanol., 11, 53-67.
87. WoldeGabriel, G., G. Heiken, T. D. White, B. Asfaw, W. K. Hart, and P. R. Renne (2000), Volcanism, tectonism, sedimentation, and the paleoanthropological record in the Ethiopian Rift system, in Volcanic Hazards and Disasters in Human Antiquity, edited by F. W. McCoy and G. Heiken, Spec. Pap. Geol. Soc. Am., 345, 83-99.
88. Wolfenden, E., C. Ebinger, G. Yirgu, A. Deino, and D. Ayale (2004), Evolution of the northern Main Ethiopian rift: Birth of a triple junction, Earth Planet. Sci. Lett., 224, 213-228
89. Yemane, T., G. WoldeGabriel, S. Tesfaye, S. M. Berhe, S. Durary, C. Ebinger, and S. Kelley (1999), Temporal and geochemical characteristics of Tertiary volcanic rocks and tectonic history in the southern Main Ethiopian Rift and the adjacent fields, Acta Vulcanol., 11, 99-119.
90. Zanettin, B. (1992), Evolution of the Ethiopian volcanic province, Ser. 9, vol. 1, pp. 156-181, Accad. Naz. Lincei, Rome.
91. Zanettin, B., E. Justin-Visentin, M. Nicoletti, and C. Petrucciani (1978), Evolution of the Chencha escarpment and the Ganjiuli graben (Lake Abaya) in the southern Ethiopian rift, Nues. Jahrb. Geol. Paleontol. Monatsh., 8, 473-490.
92. Zanettin, B., E. Justin-Visentin, M. Nicoletti, and E.M. Piccirillo (1980), Correlation among Ethiopian volcanic formations with special references to the chronological and stratigraphical problems of the "Trap series", Atti Convegni Lincei, 47, 231-252.