 | | Journal (article/letter/editorial) | | volcanism in the Upper Benue valley, northern Cameroon (Central Africa) Received: 16 June 2002 / Accepted:...mean) occur in the Upper Benue valley, northern Cameroon (Central Africa). The complete alkaline series...mineralogy with aegirine-augite, richterite, and arfvedsonite phenocrysts. There is a large compositional...both the continental and oceanic sectors of the Cameroon Line. The Upper Benue valley basaltic magmas (87Sr/86Sr0...Garoua rift is the N120E–130E propagation in Cameroon of the Yola branch and is limited by strike-slip |  | Mbowou, G. I. B., Lagmet, C., Nomade, S., Ngounouno, I., Déruelle, B., Ohnenstetter, D. (2012) Petrology of the Late Cretaceous peralkaline rhyolites (pantellerite and comendite) from Lake Chad, Central Africa. Journal of GEOsciences, 57 (2) 127-141 | Journal (article/letter/editorial) | | dating) from Lake Chad are the oldest lavas of the “Cameroon Hot Line”. These lavas (pantellerite and comendite)...consisting of quartz ± alkali feldspar ± fluoro-arfvedsonite ± augite–hedenbergite ± aegirine ± fayalite...magmas as attested by the presence of fluoro-arfvedsonite. Keywords: petrology, geochemistry, Cretaceous...Cretaceous, peralkaline rhyolites, Lake Chad, Cameroon Line Received: 18 March 2012; accepted: 5 June 2012;...provided by the rhyolites occurring along the “Cameroon Hot Line”, which were studied in its continental |  | | Journal (article/letter/editorial) | | Golda Zuelva and Mboutou anorogenic complexes, North Cameroun" mantle origin with evidence for crustal...Golda Zuelva and Mboutou anorogenic complexes of North Cameroun are composed of a suite of alkaline plutonic...and probably cogenetic. For Golda Zuelva and the north Mboutou centre 180/160 (5.6-6.2), 87Sr/86Sr (0.7030-0...major and trace element systematics between the north and south Mhoutou centres are directly comparable...Publishing Company 98 I b GOLDAZUELVA---~ MBOUTOU Kokoumi - 10" 12GZ 377bi ~'~e., ---e Z 4GZ, j G180- |  | Kanouo, Nguo Sylvestre, Yongue, Rose Fouateu, Ekomane, Emile, Njonfang, Emmanuel, Ma, Changqian, Lentz, David R., She, Zhenbing, Zaw, Khin, Venkatesh, Akella Satya (2015) U-Pb Ages for Zircon Grains from Nsanaragati Alluvial Gem Placers: Its Correlation to the Source Rocks. Resource Geology, 65 (2) 103-121 doi:10.1111/rge.12063 | Journal (article/letter/editorial) | | Yaoundé I, Yaoundé, Cameroon, 3Higher Institute of Chemistry and Management, Yaoundé, Cameroon, 4Higher Teachers...Training School, University of Yaoundé I, Yaoundé, Cameroon, 5Department of Earth Sciences, University of...Abstract The Mamfe Basin is located in the SW of Cameroon and is an extension of the much bigger Benue Trough...from the Benue Trough in the West and from the Cameroon Volcanic Line (CVL) in the SE of the study area...original source had been rocks in the south and the north of the Benue Trough and who had been eroded and |  | | Book | | ring complexes and the chapter devoted to the Cameroon line. A detailed review of African ring complexes...Mafic-Ultramafic Magmatism in the Southwest Uganda Region of the African Rift: Implications from Experimental.... . . ... 3 The Crust Under the Canary Islands Region ............. 4 Network of Fractures and Identity...Identity of Vertical Movements in the Canary Islands Region ........................... 4.1 Transoceanic and............................ 272 273 273 9 The Cameroon Line: A Review B. Deruelle, C. Moreau, C. Nkoumbou |  | | Report (issue) | | Hanley, Terry M. Seward, and Frederik Reutten 9. Cameroon Line alkaline magmatism (central Africa): A reappraisal...fingerprints of mantle metasomatism beneath Nyos volcano (Cameroon volcanic line) . . . . . . . . . . . . . . . ...propagation into the southern Tyrrhenian backarc region. . . . . . . . . . . . . . . . . . . . . . . ....among the volcanic provinces of the Saharan zone, Cameroon volcanic line, Angola and Namibia, and the East...studies of xenoliths from the lower crust in the region are from the Arabian plate, where juvenile Neoproterozoic |
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