Crustal structure of the southeastern flank of the Kenya rift deduced from wide-angle P-wave data

Tectonophysics

Volumn 278, Issue 1-4, 1997, Pages 171-186

  Novak, O ^a,b   Prodehl, C ^b   Jacob, A W B ^a   Okoth, W ^c  

^a DUBLIN INSTITUTE FOR ADVANCED STUDIES   (Ireland)

^b UNIVERSITY OF KARLSRUHE   (Germany)

^c Ministry of Energy   (Kenya)

Author keywords

Crustal structure; Kenya; Refraction seismology; Rift shoulder; Volcanism

Indexed keywords

CRUSTAL STRUCTURE; RIFT; SEISMIC REFRACTION; VOLCANISM;

KENYA, KENYA RIFT;

EID: 0031422167     PISSN: 00401951     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-1951(97)00100-5     Document Type: Article

References (22)

1. Birt, C., Thybo, H., Maguire, P.K.H., Khan, M.A., Keller, G.R., Patel, J., 1997. The influence of pre-existing structures on the evolution of the southern Kenya rift valley - evidence from seismic and gravity studies. In: Fuchs, K., Altherr, R., Müller, B., Prodehl, C. (Eds.), Structure and Dynamic Processes in the Lithosphere of the Afro-Arabian Rift System. Tectonophysics 278, 211-242 (this volume).
2. Byrne, G.F., Jacob, A.W.B., Mechie, J., Dindi, E., 1997. Seismic structure of the upper mantle beneath the southern Kenya rift from wide-angle data. In: Fuchs, K., Altherr, R., Müller, B., Prodehl, C. (Eds.), Structure and Dynamic Processes in the Lithosphere of the Afro-Arabian Rift System. Tectonophysics 278, 243-260 (this volume).
3. Cerveny, V., Molotkov, I.A., Psencik, I., 1977. Ray Method in Seismology, Univerzita Karlova, Prague.
4. Henjes-Kunst, F., Altherr, R., 1992. Metamorphic petrology of xenoliths from Kenya and northern Tanzania and implications for geotherms and lithospheric structures. J. Petrol. 33, 1125-1156.
5. Jacob, A.W.B., Vees, R., Braile, L.W., Criley, E., 1994. Optimization of wide-angle seismic signal-to-noise ratios and P-wave transmission in Kenya. In: Prodehl, C., Keller, G.R., Khan, M.A. (Eds.), Crustal and Upper Mantle Structure of the Kenya Rift. Tectonophysics 236, 465-483.
6. Karson, J.A., Curtis, P.C., 1989. Tectonic and magmatic processes in the eastern branch of the East African rift and implications for magmatically active continental rifts. J. Afr. Sci. 8, 431-453.
7. Keller, G.R., Prodehl, C., Mechie, J., Fuchs, K., Khan, M.A., Maguire, P.K.H., Mooney, W.D., Achauer, U., Davis, P.M., Meyer, R.P., Braile, L.W., Nyambok, I.O., Thompson, G.A., 1994. The East African Rift System in the light of KRISP 90. In: Prodehl, C., Keller, G.R., Khan, M.A. (Eds.), Crustal and Upper Mantle Structure of the Kenya Rift. Tectonophysics 236, 465-483.
8. KRISP Working Group, 1995. A compilation of data from the 1994 Kenya Rift International Seismic Project KRISP 94 seismic refraction wide angle reflection experiment and accompanying gravity measurements. Open-File Report 95-1, Univ. Karlsruhe, 65 pp.
9. Larkin, S.P., Levander, A., 1995. Path effects on deep crustal seismic data in the Basin and Range Province of the western United States. EOS 76 (46), 400.
10. Luetgert, J.H., 1992. MacRay - interactive two-dimensional seismic raytracing for the Macintosh. USGS Open File Report 92-356.
11. Macdonald, R., 1994. Petrological evidence regarding the evolution of the Kenya rift valley. In: Prodehl, C., Keller, G.R., Khan, M.A. (Eds.), Crustal and Upper Mantle Structure of the Kenya Rift. Tectonophysics 238, 373-390.
12. National Oil Corporation of Kenya (N.O.C.K.), 1987. Geological Map, Geostructural Map and Bouguer Gravity Map of Kenya. Nairobi.
13. Novak, O., 1993. Integrierte geophysikalisch-petrologische Interpretation des obersten Mantels und der unteren Kruste im Bereich des südlichen Limagnegrabens (Frankreich). Diplomarbeit, Geophysikalisches Institut, Universität Karlsruhe.
14. Novak, O., Ritter, J.R.R., Altherr, R., Garacic, V., Volker, F., Kluge, C., Kaspar, T., Byrne, G.F., Sobolev, S.V., Fuchs, K., 1997b. An integrated model for the deep structure of the Chyulu Hills volcanic field, Kenya. In: Fuchs, K., Altherr, R., Müller, B., Prodehl, C. (Eds.), Structure and Dynamic Processes in the Lithosphere of the Afro-Arabian Rift System. Tectonophysics 278, 187-209 (this volume).
15. Nyamweru, C., 1980. Rifts and Volcanoes: a Study of the East African Rift System. Nelson, Nairobi, 128 pp.
16. Prodehl, C., Jacob, A.W.B., Thybo, H., Dindi, E., Stangl, R., 1994. Crustal structure on the northeastern flank of the rift. In: Prodehl, C., Keller, G.R., Khan, M.A. (Eds.), Crustal and Upper Mantle Structure of the Kenya Rift. Tectonophysics 236, 271-290.
17. Prodehl, C., Ritter, J.R.R., Mechie, J., Keller, G.R., Khan, M.A., Jacob, B., Fuchs, K., Nyambok, I.O., Obel, J.D., 1997. The KRISP 94 lithospheric investigation of southern Kenya - the experiments and their main results. In: Fuchs, K., Altherr, R., Müller, B., Prodehl, C. (Eds.), Structure and Dynamic Processes in the Lithosphere of the Afro-Arabian Rift System. Tectonophysics 278, 121-147 (this volume).
18. Ritter, J.R.R., Kaspar, T., 1997. A tomography study of the Chyulu Hills, Kenya. In: Fuchs, K., Altherr, R., Müller, B., Prodehl, C. (Eds.), Structure and Dynamic Processes in the Lithosphere of the Afro-Arabian Rift System. Tectonophysics 278, 149-169 (this volume).
19. Saggerson, E.P., 1963. Geology of Simba-Kibwezi area, Geol. Surv. Kenya, Rep. 58, 70 pp.
20. Simpson, F., Haak, V., Khan, M.A., Sakkas, V., Meju, M., 1997. The KRISP 94 magnetotelluric survey of early 1995: first results. In: Fuchs, K., Altherr, R., Müller, B., Prodehl, C. (Eds.). Structure and Dynamic Processes in the Lithosphere of the Afro-Arabian Rift System. Tectonophysics 278, 261-271 (this volume).
21. Swain, C.J., Maguire, P.K.H., Khan, M.A., 1994. Geophysical experiments and models of the Kenya Rift before 1989. In: Prodehl, C., Keller, G.R., Khan, M.A. (Eds.), Crustal and Upper Mantle Structure of the Kenya Rift. Tectonophysics 236, 3-23.
22. Zeyen, H., Novak, O., Landes, M., Prodehl, C., Driad, L., Hirn, A., 1997. Refraction seismic investigations of the northern Massif Central (France). In: Fuchs, K., Altherr, R., Müller, B., Prodehl, C. (Eds.), Stress and Stress Release in the Lithosphere - Structure and Dynamic Processes in the Rifts of Westeern Europe. Tectonophysics 275, 99-118.