Geophysical and geological evidence for the Benue-Chad Basin Cretaceous rift valley system and its tectonic implications

Adighije, 1979, Gravity field of Benue trough, Nigeria, Nature, Lond, 282, 199, 10.1038/282199a0 Ajakaiye, 1981, Geophysical investigations in the Benue trough—a review, Earth. Evolution Sciences, 2, 110 Ajakaiye, 1973, Bouguer gravity map of Nigeria, Tectonophysics, 16, 103, 10.1016/0040-1951(73)90134-0 Ajayi, 1981, The origin and peculiarities of the Nigerian Benue trough—another look from recent gravity data obtained from the Middle Benue, Tectonophysics, 80, 285, 10.1016/0040-1951(81)90154-2 Artsybashev, 1974, Crustal structure of the Benue valley area, Nigeria, Geol. Rundsch, 64, 324, 10.1007/BF01820672 Benkhelil, 1982, Benue Trough and Benue Chain, Geol. Mag, 119, 158, 10.1017/S001675680002584X Burke, 1976, The Chad Basin: an active intra-continental basin, Tectonophysics, 36, 197, 10.1016/0040-1951(76)90016-0 Burke, 1973, Plume-generated triple junctions: key indicators in applying plate tectonics to old rocks, J. Geol, 81, 406, 10.1086/627882 Burke, 1974, Two plates in Africa during the Cretaceous, Nature, Lond, 249, 313, 10.1038/249313a0 Burke, 1973, 735 Burke, 1971, Opening of the Gulf of Guinea and geological history of the Benue depression and Niger Delta, Nature, Phys. Sci, 233, 51, 10.1038/physci233051a0 1968 Carter, 1963, The geology of parts of Adamawa, Bauchi and Bornu Provinces in north-eastern Nigeria, Bull. Geol. Surv. Nigeria Cratchley, 1960, Geophysical survey of the south-western part of the Chad Basin Cratchley, 1965, An interpretation of the Geology and gravity anomalies of the Benue Valley, Nigeria, Overs. Geol. Surv. Geophys. Paper Faure, 1966, Reconnaissance geologique des formations sedimentaires post-paleozoique du Niger oriental, Mem. BRGM, No, 47, Paris Francheteau, 1972, Marginal fracture zones as structural framework of continental margins in South Atlantic ocean, J. geophys. Res, 56, 991 Furon, 1960, Geologie de l’Afrique, deuxieme edition, Payot, Paris Gazel, 1956, Geologie du Cameroun Grant, 1971, South Atlantic, Benue trough and Gulf of Guinea Cretaceous triple junction, Bull. geol. Soc. Am, 82, 2295, 10.1130/0016-7606(1971)82[2295:SABTAG]2.0.CO;2 King, 1950, Speculations upon the outline and the mode of disruption of Gondwanaland, Geol. Mag, 87, 353, 10.1017/S0016756800077311 Le Marechal, 1970, Le fosse cretace du Sud-Adamaouia, Cameroun, 229 Louis, 1970, Contribution geophysique a la connaissance geologique du Bassin du Lac Tchad, Mem. ORSTOM, No, 42, Paris Louis, 1978, Gravimetrie et geologie en Afrique occidentale et centrale, Mem. BRGM, 53 MacCurry, 1971, Pan African orogeny in northern Nigeria, Bull. geol. Soc. Am, 82, 3251, 10.1130/0016-7606(1971)82[3251:POINN]2.0.CO;2 Myada, 1979, Mafa-Dikwa geophysical anomalies and their interpretation Offodile, 1976, Special Vol. 4 Olade, 1975, Evolution of Nigeria's Benue trough: a tectonic model, Geol. Mag, 112, 575, 10.1017/S001675680003898X Osazuwa, 1981, Analysis of the structure of part of the upper Benue rift valley on the basis of new geophysical data, Earth Evolution Sciences, 2, 126 Reichelt, 1967, La fosse de Gao, Vol. 4, Sheffield Wright, 1975, Origins of the Benue trough—a critical review, 309 Wright, 1976, Fracture systems in Nigeria and initiation of fracture zones in the South Atlantic, Tectonophysics, 34, 43, 10.1016/0040-1951(76)90093-7