| Benedetti, Marc F., Dia, Aline, Riotte, Jean, Chabaux, François, Gérard, Martine, Boulègue, Jacques, Fritz, Bertrand, Chauvel, Catherine, Bulourde, Marc, Déruelle, Bernard, Ildefonse, Philippe (2003) Chemical weathering of basaltic lava flows undergoing extreme climatic conditions: the water geochemistry record. Chemical Geology, 201 (1) 1-17 doi:10.1016/s0009-2541(03)00231-6 | Journal (article/letter/editorial) | weathering of historic basaltic flows located in Mount Cameroon. The combination of high relief (i.e. 0 to...compounds in the weathering waters issuing from Mount Cameroon. The measured Alkalinity/Si and Mg/Si ratios...value. We suggest that the Si-poor waters of Mount Cameroon are due to biological pumping, trapping of...allophane type minerals which were observed in Mount Cameroon soil profiles. Calcium uptake by plants explains...et al., 2001) of watershed surface waters. Mount Cameroon is an ideal target to study such processes | | | Journal (article/letter/editorial) | com/locate/chemgeo Eolian contribution to soils on Mount Cameroon: Isotopic and trace element records Aline Dia...deposits, less than 10,000 years old, of the Mount Cameroon volcano. The time elapsed since then is short...Saharan dust accretion was calculated for the Mount Cameroon soils. This corresponds to average dust deposition...dust; Sr–Nd–Pb isotopes; Trace elements; Soils; Mount Cameroon * Corresponding author. Tel.: +33 2 23 23...the easily weatherable minerals (e.g. olivine, plagioclase or pyroxene) can be (i) redistributed within | | Ngwa, Caroline N., Hansteen, Thor H., Devey, Colin W., van der Zwan, Froukje M., Suh, Cheo E. (2017) Origin and evolution of primitive melts from the Debunscha Maar, Cameroon: Consequences for mantle source heterogeneity within the Cameroon Volcanic Line. Lithos, 288. 326-337 doi:10.1016/j.lithos.2017.06.028 | Journal (article/letter/editorial) | Debunscha Maar, Cameroon: Consequences for mantle source heterogeneity within the Cameroon Volcanic Line...Debunscha Maar, Cameroon: Consequences for mantle source heterogeneity within the Cameroon Volcanic Line...Debunscha Maar, Cameroon: PT Consequences for mantle source heterogeneity within the Cameroon Volcanic Line...of Science, University of Buea, P. O box 63, SW Region Cameroon Mt. Cameroon Observatory, Institute for...and Mining Research, P.O box 370 Buea, SW NU c d MA Region Cameroon Institute of Geosciences, Christian | | Bate Tibang, E. E., Suh, C. E., Cottle, J., Ateh, K. I., Tiabou, A. F., Nche, L. A., Che, V. B., Vishiti, A. (2017) Petrology and geochronology of felsic volcanics in the Sabga area (Bamenda Highlands): implications for age variation along the Cameroon Volcanic Line. Journal of GEOsciences, 62 (4) 231-246 | Journal (article/letter/editorial) | Highlands): implications for age variation along the Cameroon Volcanic Line Edith Etakah BATE TIBANG1,2*, Cheo...of Geology, University of Buea, P.O. Box 63, Buea, South West Region, Cameroon Institute for Geological...Mining Research (IRGM), P.O. Box 333, Garoua, Cameroon; edithbate@yahoo.com Department of Geology, Environmental...of Bamenda, P.O. Box 39 Bambili, North West Region, Cameroon Department of Earth Sciences and Earth Research...of Geology, University of Buea, P.O. Box 63, Buea, South West Region, Cameroon Department of Civil Engineering | | Aka, Festus T, Nagao, Keisuke, Kusakabe, Minoru, Sumino, Hirochika, Tanyileke, Greg, Ateba, Bekoa, Hell, Joseph (2004) Symmetrical Helium isotope distribution on the Cameroon Volcanic Line, West Africa. Chemical Geology, 203 (3) 205-223 doi:10.1016/j.chemgeo.2003.10.003 | Journal (article/letter/editorial) | Symmetrical Helium isotope distribution on the Cameroon Volcanic Line, West Africa Festus T. Aka a,*,...and Geophysical Research (ARGV), P.O. Box 370 Buea, Cameroon b Laboratory for Earthquake Chemistry, Graduate...Geological Research (IRGM), P.O. Box 4110 Yaounde, Cameroon Received 17 February 2003; accepted 2 October...the 12 main volcanic centers of the intraplate Cameroon Volcanic Line in West Africa. Samples range in...considered to be an intrinsic characteristic of the Cameroon Volcanic Line system. Previous work has shown | | Yamgouot, Fadimatou Ngounouno, Déruelle, Bernard, Gbambié Mbowou, Isaac Bertrand, Ngounouno, Ismaïla, Demaiffe, Daniel (2016) Geochemistry of the volcanic rocks from Bioko Island (“Cameroon Hot Line”): Evidence for plume-lithosphere interaction. Geoscience Frontiers, 7 (5) 743-757 doi:10.1016/j.gsf.2015.06.003 | Journal (article/letter/editorial) | Geochemistry of the volcanic rocks from Bioko Island (“Cameroon Hot Line”): Evidence for plume-lithosphere interaction...Université de Ngaoundéré, B.P. 454, Ngaoundéré, Cameroon Laboratoire de Magmatologie et Géochimie Inorganique...Université de Ngaoundéré, B.P. 115, Meiganga, Cameroon d Laboratoire de Géochimie Isotopique et Géodynamique...the presently more active volcanic zone of the Cameroon Line and composed essentially of alkaline basalts...< Fo% < 87) and clinopyroxene in a matrix of plagioclase, clinopyroxene and oxides. Hawaiites and mugearites | | | Journal (article/letter/editorial) | com/locate/gca Plume–lithosphere interaction beneath Mt. Cameroon volcano, West Africa: Constraints from 238U–230Th–226Ra...Geophysical Research (IRGM/ARGV) Ekona, P.O. Box 370 Buea, Cameroon Received 24 August 2006; accepted in revised...in lavas erupted within the last 100 yr on Mt. Cameroon are presented, together with major and trace elements...chemically heterogeneous mantle might explain the Mt. Cameroon data, but dynamic melting under conditions of...produce the geochemical characteristics of Mt. Cameroon samples is the interaction of melt derived from | | Wandji, P., Tsafack, J. P. F., Bardintzeff, J. M., Nkouathio, D. G., Kagou Dongmo, A., Bellon, H., Guillou, H. (2009) Xenoliths of dunites, wehrlites and clinopyroxenites in the basanites from Batoke volcanic cone (Mount Cameroon, Central Africa): petrogenetic implications. Mineralogy and Petrology, 96 (1) 81-98 doi:10.1007/s00710-008-0040-3 | Journal (article/letter/editorial) | in the basanites from Batoke volcanic cone (Mount Cameroon, Central Africa): petrogenetic implications...Springer-Verlag 2009 Abstract The lavas of the Mount Cameroon, a PlioQuaternary stratovolcano and the most...most important volcano along the Cameroon Volcanic Line (CVL), constitute a weakly differentiated alkaline...rich lherzolite in the upper mantle beneath the Cameroon Volcanic Line. The AlIV/AlVI ratios remain high...xenoliths from the CVL. Fig. 1 a Location map of the Cameroon Volcanic Line (CVL). The main geologic features | | | Journal (article/letter/editorial) | lava from Ngao Voglar volcano, Adamawa Massif (Cameroon Volcanic Line, West Africa): equilibrium conditions...University of Ngaoundere, P.O. Box 454 Ngaoundere, Cameroon Department of Earth Sciences, Faculty of Sciences...University of Yaounde I, P.O. Box 812 Yaoundé, Cameroon; rtemdjim@yahoo.fr Corresponding author Spinel-bearing...of Ngaoundere in the Adamawa volcanic Massif (Cameroon). They have been examined to characterize the...conditions of the upper mantle beneath the Ngaoundere region. The xenoliths exhibit protogranular textures and | | Mbassa, Benoît Joseph, Njonfang, Emmanuel, Benoit, Mathieu, Kamgang, Pierre, Grégoire, Michel, Duchene, Stephanie, Brunet, Pierre, Ateba, Bekoa, Tchoua, Félix M. (2012) Mineralogy, geochemistry and petrogenesis of the recent magmatic formations from Mbengwi, a continental sector of the Cameroon Volcanic Line (CVL), Central Africa. Mineralogy and Petrology, 106 (3) 217-242 doi:10.1007/s00710-012-0227-5 | Journal (article/letter/editorial) | formations from Mbengwi, a continental sector of the Cameroon Volcanic Line (CVL), Central Africa Benoît Joseph...et Minières, IRGM/ARGV Ekona, B.P. 370, Buéa, Cameroon E. Njonfang Laboratoire de Géologie, Ecole Normale...Supérieure, Université de Yaoundé I, B.P. 47 Yaoundé, Cameroon M. Benoit : M. Grégoire (*) : S. Duchene : P....Sciences, Université de Yaoundé I, B.P. 812, Yaoundé, Cameroon in a trachyte from neighboring Bamenda Mountains...parental magmas along the CVL. Introduction The Cameroon volcanic line (CVL) is a tectono-magmatic structure | | | Report (chapter) | org/ at Yale University on December 26, 2014 The Cameroon line, West Africa: a comparison between oceanic...alkaline volcanism J. G. Fitton S U M M A RY: The Cameroon line is the only known intra-plate alkaline volcanic...mantle sources for alkali basalt. Although the Cameroon line does not have a graben structure, its origin...preserved for long periods, it follows that the Cameroon line magmas could not have had a metasomatically...metasomatically enriched lithosphere source. The Cameroon line alkali basalts are chemically and isotopically similar | | | Journal (article/letter/editorial) | forces, including fluid buoyancy. Furthermore, the region near the crack tip that is damaged as a part of...assemblage of olivine, clinopyroxene, phlogopite, plagioclase. These petrographic features, coupled with geochemical...microlites of plagioclase, size <0.1 mm, 45 The matrix is glassy. There are microlites of plagioclase and pyroxene...porphyry structure. Phenocrysts are presented by plagioclase, pyroxene, and biotite with typical opacite rims...content of pyroxene phenocrysts than that of plagioclase, sizes of both are 2 mm. Titan–magnetite (0 | | Dietrich, Fabienne, Diaz, Nathalie, Deschamps, Pierre, Ngounou Ngatcha, Benjamin, Sebag, David, Verrecchia, Eric P. (2017) Origin of calcium in pedogenic carbonate nodules from silicate watersheds in the Far North Region of Cameroon: Respective contribution of in situ weathering source and dust input. Chemical Geology, 460. 54-69 doi:10.1016/j.chemgeo.2017.04.015 | Journal (article/letter/editorial) | from silicate watersheds in the Far North Region of Cameroon: Respective contribution of in situ weathering...from silicate watersheds in the Far North Region of Cameroon: Respective contribution of in situ weathering...from silicate watersheds in the Far North Region of Cameroon: respective contribution of in situ weathering...Earth Science Department, Ngaoundere University, Cameroon 4 Normandie Univ, UNIROUEN, UNICAEN, CNRS, M2C...nodules have been observed in the Far North Region of Cameroon in the carbonate-free watershed of the Mayo | | | Journal (article/letter/editorial) | stage of weathering in the Nyos volcanic region (NW Cameroon): Implications for PGE exploration Paul Bilong...University of Yaoundé I, P. O. Box: 812 Yaoundé, Cameroon a r t i c l e i n f o Article history: Received...Accepted 19 July 2010 Keywords: NW Cameroon Nyos volcanic region Peridotites Granites Geochemistry PGE...of weathering, occur in the Nyos volcanic region (NW Cameroon). Geochemical data shows that peridotites...are frequent in volcanic formations of the Nyos region (Nana, 2001; Temdjim et al., 2004; Temdjim, 2005) | | Marzoli, Andrea, Aka, Festus T., Merle, Renaud, Callegaro, Sara, N’ni, Jean (2015) Deep to shallow crustal differentiation of within-plate alkaline magmatism at Mt. Bambouto volcano, Cameroon Line. Lithos, 220. 272-288 doi:10.1016/j.lithos.2015.02.005 | Journal (article/letter/editorial) | within-plate alkaline magmatism at Mt. Bambouto volcano, Cameroon Line Andrea Marzoli, Festus T. Aka, Renaud Merle...within-plate alkaline magmatism at Mt. Bambouto volcano, Cameroon Line, LITHOS (2015), doi: 10.1016/j.lithos.2015...within-plate alkaline magmatism at Mt. Bambouto volcano, Cameroon Line T Andrea Marzoli* SC R Padova, Italy...Mining Research (IRGM), P.O Box 4110 Yaoundé, Cameroon Renaud Merle MA Department of Applied Geology...Mining Research (IRGM), P.O Box 4110 Yaounde, Cameroon AC Corresponding author: andrea.marzoli@unipd | | | Journal (article/letter/editorial) | de/chemer Ultramafic xenoliths from Lake Nyos area, Cameroon volcanic line, West-central Africa: Petrography...University of Yaoundé 1, P.O. Box 812, Yaoundé, Cameroon a r t i c l e i n f o Article history: Received...16 January 2011 Accepted 10 July 2011 Keywords: Cameroon volcanic line Lake Nyos maar Ultramafic xenoliths...peridotites implying that some xenoliths from the Cameroon volcanic line were probably sampled in a part...upper mantle (Temdjim et al., 2004) along the Cameroon volcanic line (Fig. 1) to which the Lake Nyos | | | Journal (article/letter/editorial) | xenoliths from Youkou volcano, Adamawa Massif, Cameroon Volcanic Line: mineralogical and geochemical fingerprints...eastern branch of the continental segment of the Cameroon Volcanic Line, contains mantle-derived xenoliths...carbonatite or carbonated silicate melts. Keywords Cameroon Volcanic Line · Adamawa Massif · Youkou volcano...University of Yaoundé 1, P.O. Box 812, Yaoundé, Cameroon 2 ARC Centre of Excellence for Core to Crust...2109, Australia Cenozoic to recent volcanoes in Cameroon result from intraplate magmatism, which is generally | | | Journal (article/letter/editorial) | the Cameroon Volcanic Ridge, especially from the Sao Thome and Principe Islands and Mount Cameroon area...excluded that the weathering had begun widely on the Cameroon Ridge before the explosive event. 1999 Elsevier...prominent (up to 2000 m) marginal ridge trending southwest to northeast, known as the Côte d’Ivoire–Ghana...dip-slip faults trending north–south to northeast–southwest. All reconstructions agree that rifting of the...Active volcanoes have long been known along the Cameroon volcanic trend, namely along the eastern extension | | Wandji, Pierre, Tchokona Seuwui, Dieudonné, Bardintzeff, Jacques-Marie, Bellon, Hervé, Platevoet, Bernard (2008) Rhyolites of the Mbépit Massif in the Cameroon Volcanic Line: an early extrusive volcanic episode of Eocene age. Mineralogy and Petrology, 94 (3) 271-286 doi:10.1007/s00710-008-0013-6 | Journal (article/letter/editorial) | ORIGINAL PAPER Rhyolites of the Mbépit Massif in the Cameroon Volcanic Line: an early extrusive volcanic episode...Mbépit Massif, one of the oldest volcanoes of the Cameroon Volcanic Line, was built up during the Eocene...flows. Such felsic lavas are rather rare in the Cameroon Volcanic Line. Most rhyolites are porphyritic...Supérieure, Université de Yaoundé I, BP 47, Yaoundé, Cameroon e-mail: pierrewandji@yahoo.fr D. Tchokona Seuwui...Terre, Université de Yaoundé I, BP 812, Yaoundé, Cameroon e-mail: seuwui@yahoo.fr J.-M. Bardintzeff (*) | | Kamgang, Pierre, Chazot, Gilles, Njonfang, Emmanuel, Ngongang, Nicaise Blaise Tchuimegnie, Tchoua, Félix M. (2013) Mantle sources and magma evolution beneath the Cameroon Volcanic Line: Geochemistry of mafic rocks from the Bamenda Mountains (NW Cameroon) Gondwana Research, 24 (2) 727-741 doi:10.1016/j.gr.2012.11.009 | Journal (article/letter/editorial) | beneath the Cameroon Volcanic Line: Geochemistry of mafic rocks from the Bamenda Mountains (NW Cameroon) Pierre...December 2012 Handling Editor: I. Safonova Keywords: Cameroon Volcanic Line Bamenda Mountains Mafic lavas Crustal...rocks from the Bamenda Mountains, part of the Cameroon Volcanic Line (CVL), in order to discuss the origin...anomaly which cannot be explained by a process of plagioclase accumulation. These anomalies are also observed...continental intraplate tectonic settings. The Cameroon Volcanic Line (CVL) is a chain of 12 Cenozoic | | | Book | ring complexes and the chapter devoted to the Cameroon line. A detailed review of African ring complexes... XIV 2 Contents Phanerozoic Volcanism of Southwest Uganda: A Case for Regional K and lile Enrichment...Ultrapotassic Mafic-Ultramafic Magmatism in the Southwest Uganda Region of the African Rift: Implications from...Mafic-Ultramafic Ultra potassic Rocks of the Southwest Ugandan Area ........................... 3 Inferences.... . . ... 3 The Crust Under the Canary Islands Region ............. 4 Network of Fractures and Identity | | | Journal (article/letter/editorial) | Faculty of Science, The University of Yaounde, Cameroon, 3 Institute for Study of the Earth's Interior...basaltic samples taken from the central part of the Cameroon Volcanic line to estimate the compositions of...estimated from the Fe-Mg partitioning between plagioclase and groundmass, the compositions of the primary...highest M g O contents reported so far from the Cameroon volcanic line. Zusammenfassung Olivin Kristalle...basaltic samples from the central part of the Cameroon volcanic line (Figure 1). The bulk rock data of | | von Strandmann, Philip A.E. Pogge, Burton, Kevin W., James, Rachael H., van Calsteren, Peter, Gislason, Sigurður R. (2010) Assessing the role of climate on uranium and lithium isotope behaviour in rivers draining a basaltic terrain. Chemical Geology, 270 (1) 227-239 doi:10.1016/j.chemgeo.2009.12.002 | Journal (article/letter/editorial) | islands are situated on the Azores plateau. This region is thought to be the location of the triple junction...al., 2006), within the range of those from Mount Cameroon (Riotte et al., 2003) and slightly lower than...primary minerals, such as olivine, pyroxene and plagioclase, are all undersaturated and approach saturation...2006), the Deccan (Vigier et al., 2005) and Mount Cameroon (Riotte et al., 2003), as shown in Fig. 7....concentrated samples (from the tropical Deccan and Mount Cameroon, as well as the high [U] endmembers from Sao | | Pogge von Strandmann, Philip A.E., Burton, Kevin W., Porcelli, Don, James, Rachael H., van Calsteren, Peter, Gislason, Sigurður R. (2011) Transport and exchange of U-series nuclides between suspended material, dissolved load and colloids in rivers draining basaltic terrains. Earth and Planetary Science Letters, 301 (1) 125-136 doi:10.1016/j.epsl.2010.10.029 | Journal (article/letter/editorial) | magnitude, as samples taken from the basaltic Mount Cameroon (Riotte et al., 2003). 129 1 0.1 0.5 1...that drain basaltic terrains (this study and Mount Cameroon (Riotte et al., 2003)) have approximately an...rivers (b2.2 mg/l in b0.2 μm fraction) from Mount Cameroon (Riotte et al., 2003) and this study also show...Fe-oxyhydroxides, 80 Iceland Azores % U in colloid 60 Mount Cameroon 40 20 0 100 % Th in colloid 80 60 131...basaltic glass, the dominant U host in basalts, and plagioclase increases with pH (Oelkers and Gislason, 2001) | | Lemdjou, Yanick Brice, Zhang, Da, Tchouankoue, Jean Pierre, Hu, Jiaxiu, Tchuimegnie Ngongang, Nicaise Blaise, Soh Tamehe, Landry, Yuan, Yuan (2020) Elemental and Sr–Nd–Pb isotopic compositions, and K–Ar ages of transitional and alkaline plateau basalts from the eastern edge of the West Cameroon Highlands (Cameroon Volcanic Line) Lithos, 358. 105414 doi:10.1016/j.lithos.2020.105414 | Journal (article/letter/editorial) | basalts from the eastern edge of the West Cameroon Highlands (Cameroon Volcanic Line) Yanick Brice Lemdjou...basalts from the eastern edge of the West Cameroon Highlands (Cameroon Volcanic Line), LITHOS(2020), https://doi...basalts from the eastern edge of the West Cameroon Highlands (Cameroon Volcanic Line) Yanick Brice Lemdjoua...University of Yaounde 1, P.O. Box 812, Yaounde, Cameroon -p Key Laboratory of CBM Resources and Reservoir...of the West Cameroon Highlands, which is the southern continental sector of the Cameroon Volcanic Line |
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