Tholeiitic and alkaline magmatisms of the Early-Cretaceous half-grabens of Mayo Oulo-Léré and Babouri-Figuil (Northern Cameroon-Southern Chad) in extensional structural settings;Magmatismes tholéiitique et alcalin des demi-grabens crétacés de Mayo Oulo-Léré et de Babouri-Figuil (Nord du Cameroun-Sud du Tchad) en domaine d'extension continentale

Comptes Rendus de l'Academie de Sciences - Serie IIa: Sciences de la Terre et des Planetes

Volumn 333, Issue 4, 2001, Pages 201-207

  Ngounouno, Ismala ^a   Déruelle, Bernard ^b   Guiraud, René ^c   Vicat, Jean Paul ^d  

^a UNIVERSITÉ DE NGAOUNDÉRÉ   (Cameroon)

^b SORBONNE UNIVERSITÉ   (France)

^c UNIV MONTPELLIER   (France)

^d UNIVERSITÉ DE N'DJAMENA   (Chad)

Author keywords

Benmoreite; Camptonite; Continental tholeiites; Lithospheric thinning; Northern Cameroon and Southern Chad

Indexed keywords

ALKALINE ROCK; MAGMATISM; TECTONIC SETTING; THOLEIITE;

CAMEROON; CHAD;

BIKINIA LE-TESTUI;

EID: 0035201580     PISSN: 12518050     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1251-8050(01)01626-3     Document Type: Article

References (15)

1. The Mesozoic to early Cenozoic magmatism of the benue trough (Nigeria), geochemical evidence for the involvement of the St Helena plume
2. Late carboniferous to recent geodynamic evolution of the West Gondwanian cratonic Thethyan margins
3. Senonian basin inversion and rejuvenation of rifting in Africa and Arabia: Synthesis and implications to plate-scale tectonics
4. Le rifting en Afrique au Crétacé inférieur: Synthèse structurale, mise en évidence de deux éstapes dans la genèse des bassins, relations avec les ouvertures océaniques périafricaines
5. Early Cretaceous rifts of Western and Central Africa: An overview
6. Post-Hercynian tectonics in Northern and Western Africa
7. Mantle hotspots, plumes and regional tectonics as causes of intraplate magmatism
8. Chemical differentiation of the Earth: The relationship between mantle, continental crust and oceanic crust
9. Umatilla Columbia river basalt UMAT-1
10. Relationships between tectonics and sedimentation in the Barremo-Aptian intracontinental basins of Northern Cameroon
11. Basement control in the development of the Early Cretaceous West and Central African rift system
12. Tectonic setting of basic volcanic rocks determined using trace element analyses
13. Carte géologique de reconnaissance à l'échelle du 1:500 000 et Notice explicative sur la feuille Garoua-Est
14. Chemistry of igneous rocks. I. Differentiation index
15. Late Permian to recent magmatic activity on the African-Arabian margin of Tethys