Emplacement mechanisms for Continental Flood Basalts and implications for plume activity during incipient continental breakup

Journal of African Earth Sciences

Volumn 48, Issue 2-3, 2007, Pages 137-146

  Mulugeta, Genene ^a,d   Abebe, Bekele ^b   Korme, Tesfaye ^c   Sokoutis, Dimitrios ^d  

^a UPPSALA UNIVERSITY   (Sweden)

^b ADDIS ABABA UNIVERSITY   (Ethiopia)

^c RCMRD   (Kenya)

^d VU UNIVERSITY AMSTERDAM   (Netherlands)

Author keywords

Continental breakup; Lithosphere; Magma emplacement; Rheology

Indexed keywords

CONTINENTAL BREAKUP; CONTINENTAL LITHOSPHERE; EMPLACEMENT; FLOOD BASALT; RHEOLOGY;

EID: 34249654574     PISSN: 08995362     EISSN: 1464343X     Source Type: Journal    
DOI: 10.1016/j.jafrearsci.2006.10.009     Document Type: Article

References (48)

1. Anderson D.L. The sublithospheric mantle as the source of continental flood basalts: the case against the continental lithosphere and plume head reservoirs. Earth and Planetary Science Letters 123 (1994) 269-280
2. Bailey D.K., and Woolley A.R. Episodic rift magmatism: the need for a new paradigm in global dynamics, Geolines 9, Czech. Academy of Science (1999) 15-20
3. Baker J., Snee L., and Manzies M. A brief Oligocene period of volcanism in Yemen implications for the duration and rate of continental flood volcanism at the Afro-Arabian triple junction. Earth and Planetary Science Letters 138 (1996) 39-55
4. Berckhemer H., Baier B., Bartelsen H., Behle A., Burckhardt H., Gebrande H., Makris J., Menzel H., Miller H., and Vees R. Deep seismic soundings in the Afar region and on the highland of Ethiopia. In: Pilger A., and Rösler A. (Eds). Afar Depression of Ethiopia (1975), Schweizerbart, Stuttgart 89-107
5. Bonini M., Sokoutis D., Mulugeta G., Bocalleti M., Corti G., Innocenti F., Manetti P., and Mazzarini F. Dynamics of magma emplacement in centrifuge models of continental extension with implications for flank volcanism. Tectonics 20 6 (2001) 1053-1065
6. Bonini M., Corti G., Innocenti F., Manetti P., Mazzarini F., Abebe T., and Pecskay Z. The evolution of the Main Ethiopian Rift in the frame of Afar and Kenya rifts propagation. Tectonics 24 (2005) TC1007 10.1029/2004TC00168
7. Brace W.F., and Kohlstedt D.L. Limits on lithospheric stress imposed by laboratory experiments. Journal of Geophysical Research 85 (1980) 6248-6252
8. Braile, L.W., Keller, G.R., Wendlandt, R.F., Morgan, P., Khan, M.A., 1995. The East African rift system. Continental rifts: evolution, structure, tectonics. In: Olsen, K.H. (Ed.), Developments in Geotectonics, vol. 25, pp. 213-231.
9. Campbell I.H., and Griffiths R.W. Implications of mantle plume structure for the evolution of flood basalts. Earth and Planetary Science Letters 99 (1990) 79-93
10. Coffin M.F., and Eldholm O. Large igneous provinces: crustal structure, dimensions, and external consequences. Reviews of Geophysics 32 (1994) 1-36
11. Corti G., Bonini M., Innocenti F., Piero Manetti P., Mulugeta G., Sokoutis D., and Cloetingh S. Rift parallel magma migration and localisation of magmatic activity in transfer zones. Acta Vulcanologica 1-2 (2002) 17-26
12. Corti G., Bonini M., Conticelli S., Innocenti F., Manetti P., and Sokoutis D. Analogue modelling of continental extension: a review focused on the relations between the patterns of deformation and the presence of magma. Earth-Science Reviews 63 (2003) 169-247
13. Couliè E., Quidelleur X., Gillot P.Y., Courtillot V., Lefevre J.C., and Chiesa S. Comparative K-Ar and Ar/Ar dating of Ethiopian and Yemenite Oligocene volcanism: implications for timing and duration of the Ethiopian traps. Earth and Planetary Science Letters 206 (2003) 477-492
14. Courtillot V.E., and Cisowski C. The Cretaceous-Tertiary boundary events: external or internal causes?. EOS Transactions, American Geophysical Union 68 (1987) 193-200
15. Courtillot V., Jaupart C., Manighetti I., Tapponier P., and Besse J. On causal links between flood basalts and continental breakup. Earth Planetary Science Letters 166 (1999) 177-195
16. Dixon J.M., and Summers J.M. Another word on the rheology of silicone putty: Bingham. Journal of Structural Geology 8 (1986) 593-595
17. Hailermariam H., and Mulugeta G. Temperature-dependent rheology of bouncing putties used as rock analogs. Tectonophysics 294 (1998) 131-141
18. Hill R.I., Campbell I.H., Davies G.F., and Griffith R.W. Mantle plumes and continental tectonics. Science 256 (1992) 186-193
19. Hoffman C., Courtillot V., Fèraud G., Rochette P., Yirgu G., Ketefo E., and Pik R. Timing of the Ethiopian flood basalt event and implications for plume birth and global change. Nature 389 (1997) 838-841
20. Hubbert M.K. Theory of scale models as applied to the study of geologic structures. Geological Society of America Bulletin 48 (1937) 1459-1520
21. Jestin F., and Huchon P. Cine'matique et de'formation de la jonction triple Mer Rouge golfe d'Aden - rift e'thiopien depuis l'Oligoce'ne. Bulletin de la Société Géologique de France 163 (1992) 125-133
22. Kazmin V.G. The position of continental flood basalts in rift zones and its bearing on models of rifting. Tectonophysics 199 (1991) 375-387
23. Makris J., Menzel H., Zimmermann J., and Gouin P. Gravity field and crustal structure of north Ethiopia. In: Pilger A., and Rösler A. (Eds). Afar Depression of Ethiopia (1975), Schweizerbart, Stuttgart 35-144
24. Marty B., Pik R., and Gezahegn Y. Helium isotopic variations in Ethiopian plume lavas; nature of magmatic sources and limit on lower mantle contribution. Earth and Planetary Science Letters 144 1-2 (1996) 223-237
25. McKenzie D.P. The extraction of magma from the crust and mantle. Earth and Planetary Science Letters 74 (1985) 81-91
26. Me'ge D., and Korme T. Dyke swarm emplacement in the Ethiopian Large Igneous Province: not only a matter of stress. Journal of Volcanology and Geothermal Research 132 (2004) 283-310
27. Menzies M.A., Baker J., Bosence D., Dart C., Davidson I., Hurford A., Al'Kadasi M., McClay K., Nichols G., Al'Subbary A., and Yelland A. The timing of magmatism, uplift and crustal extension: preliminary observations from Yemen. In: Storey B.C., Alabaster T., and Pankurst R.J. (Eds). Magmatism and the Causes of Continental Break-up vol. 68 (1992), Geological Society of London 293-305
28. Mickus, K., Tadesse, K., Ebinger, C., Oluma, B., Alemu, A., and the Eagle Working Group, 2004. Preliminary analysis of the gravity field of the main ethiopian rift. In: International Conference, The East African Rift System. United Nations Conference Centre, Addis Ababa, Ethiopia. Geodynamics, Resources and Environment, 143.
29. Mohr, P., 1982. Volcano tectonic aspects of Ethiopian rift evolution. In: Symposium of the French National Centre of Scientific Research (CNRS), pp. 175-189.
30. Mohr P. Ethiopian Flood Basalt Province. Nature 303 (1983) 577-584
31. Morley C.K. Basin evolution trend in East Africa. In: Morley C.K. (Ed). Geoscience of Rift Systems Evolution of East Africa vol. 44 (1999), American Association of Petroleum Geologists 131-150
32. Mulugeta G. Dynamic models of continental rift-valley systems. Tectonophysics 113 (1985) 49-75
33. Mulugeta G., and Ghebreab W. Modeling heterogeneous stretching during episodic or steady rifting of the continental lithosphere. Geology 29 10 (2001) 895-898
34. Nyblade, A., 2002. Crust and upper mantle structure in East Africa: implications for the origin of Cenozoic rifting and volcanism and the formation of magmatic rifted margins. In: Menzies, M., Baker, J., Ebinger, C., Klemperer, S. (Eds.), Magmatic Rifted Margins. Geological Society America Special Paper, pp. 362-403.
35. Parsons T. The basin and range province. In: Olsen K.H. (Ed). Continental Rifts: Evolution, Structure, Tectonics vol. 25 (1995), Developments in Geotectonics 277-324
36. Pik R., Deniel C., Coulon C., Yirgu G., Hofmann C., and Ayalew D. The Northwestern Ethiopian plateau flood basalts: classification and spatial distribution of magma types. Journal of Volcanology and Geothermal Research 81 (1998) 91-111
37. Prodehl C., Fuchs K., and Mechie J. Seismic-refraction studies of the Afro-Arabian rift system - a brief review. Tectonophysics 278 (1997) 1-13
38. Ramberg H. Deformation and the Earth's crust (1981), Academic Press, San Diego, CA
39. Richards M.A., Duncan R.A., and Courtillot V.E. Flood basalts and hot spot tracks: plume heads and tails. Science 246 (1989) 103-107
40. Rochette P., Tamrat E., Ferand G., Pik R., Courtillot V., Ketefo E., Coulon Co., Hoffman C., Vandamme D., and Yirgu G. Earth Planetary Science Letters 164 (1998) 497-510
41. Schilling J.G. Afar mantle plume: rare earth evidence. Nature (London) 242 (1973) 2-5
42. Turcotte D., and Schubert G. Geodynamics (2002), Cambridge University Press
43. Weijermars R. Convection experiments in high Prandtl Number silicones. Part 1: Rheology, Equipment, nomograms and dynamic scaling of stress-and temperature-dependent convection in a rotating centrifuge. ISSN 0348-1336. UUDMP Research Project 51 (1987) 1-79
44. White R.S., and McKenzie D.P. Magmatism at rift zones: the generation of volcanic continental margins and flood basalts. Journal of Geophysical Research 94 (1989) 7685-7729
45. WoldeGabriel G., Aronson J.L., and Walter R.C. Geology, geochronology, and rift basin development in the central sector of the Main Ethiopian Rift. Geological Society of America Bulletin 102 (1990) 439-458
46. Wolfenden E., Ebinger C., Yirgu G., Deino A., and Ayale D. Evolution of the northern Main Ethiopian rift: birth of a triple junction. Earth and Planetary Science Letters 224 (2004) 213-228
47. Ziegler P.A., and Cloetingh S. Dynamic processes controlling evolution of rifted basins. Earth Science Review 64 (2004) 1-50
48. Zumbo V., Fe'raud G., Bertrand H., and Chazot G. 40Ar/39Ar chronology of Tertiary magmatic activity in Southern Yemen during the early Red Sea-Aden Rifting. Journal of Volcanology and Geothermal Research 65 (1995) 265-279