Petrological and Geochemical Characteristics of the Cretaceous Ngaou Boh Anorogenic Complex (Adamawa Plateau, Cameroon Line): Preliminary Constraints

Autor: Dieudonné Tchokona Seuwui, Hervé Bellon, Benoît Joseph Mbassa, Rose Noel Ngo Belnoun, Pierre Wandji, Pierre Wotchoko, Jacques-Marie Bardintzeff, Sébastien Owona, Zénon Itiga

Publikováno v: Journal of Geosciences and Geomatics. 9:160-176

The Cretaceous Ngaou Boh anorogenic complex (NBAC) located in the far North Adamawa Plateau, the centre domain of the Cameroon Line constitutes a plutonic-volcanic ring association. The whole rock K-Ar datation yields a crystallization age of ca. 74

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6b2ce7db0a8b0d562087a090a3f57f9d
https://doi.org/10.12691/jgg-9-4-1

Baossi–Warack monogenetic volcanoes, Adamawa Plateau, Cameroon: petrography, mineralogy and geochemistry

Autor: Robert Temdjim, Caroline Neh Ngwa, Anicet Feudjio Tiabou, Pierre Wandji, Jacques-Marie Bardintzeff, Edith Ekatah Bate Tibang, François Xavier Onana Mebara, Vivian Bih Che

Publikováno v: Acta Geochimica
Acta Geochimica, Springer, 2019, 38 (1), pp.40-67. ⟨10.1007/s11631-018-0272-9⟩

International audience; Three monogenetic cones in the Baossi-Warack area, Ngaoundere, Adamawa Plateau forming part of the Cameroon Volcanic Line (CVL) are documented in this study. Basaltic lavas (

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c1e6eb34691b97a672f86182ab8eea04
https://doi.org/10.1007/s11631-018-0272-9

The Mount Manengouba, a complex volcano of the Cameroon Line: Volcanic history, petrological and geochemical features

Autor: Armand Kagou Dongmo, David Guimolaire Nkouathio, Pulchérie Chakam Tagheu, Hervé Bellon, Jacques-Marie Bardintzeff, Gilles Ruffet, Pierre Wandji, André Pouclet

Publikováno v: Journal of African Earth Sciences
Journal of African Earth Sciences, 2014, 97, pp.297-321. ⟨10.1016/j.jafrearsci.2014.04.023⟩
Journal of African Earth Sciences, Elsevier, 2014, 97, pp.297-321. ⟨10.1016/j.jafrearsci.2014.04.023⟩

International audience; The volcanic story of Mount Manengouba is related to four chronological stages: (1) forming of the early Manengouba shield volcano between 1.55 and 0.94 Ma, (2) building of the Eboga strato-cone between 0.94 and 0.89 Ma, (3) c

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ccb2d2db413918c9c6cd0a6be8f4617f
https://doi.org/10.1016/j.jafrearsci.2014.04.023

Tchabal Gangdaba massif in the Cameroon Volcanic Line: a bimodal association

Autor: Jacques-Marie Bardintzeff, Zénon Itiga, Pierre Wandji, Hervé Bellon, Pierre Wotchoko

Publikováno v: Arabian Journal of Geosciences. 7:4641-4664

Tchabal Gangdaba (TG) volcanic massif, which is a part of the continental sector of the Cameroon Volcanic Line (CVL), is dated between 34.4 and 25.1 Ma. It displays mafic lavas (picrobasalt and basanite, 41–43 wt % SiO2) and felsic lavas (rhyolite,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e2ea839e7a9e4e7045197b7f48f9480b
https://doi.org/10.1007/s12517-013-1126-8

Typology of Natural Hazards and Assessment of Associated Risks in the Mount Bambouto Caldera (Cameroon Line, West Cameroon)

Autor: David Guimolaire Nkouathio, Armand Dongmo Kagou, Pierre Wandji, Ghislain Tefogoum Zangmo

Publikováno v: Acta Geologica Sinica - English Edition. 83:1008-1016

Mount Bambouto is a polygenic stratovolcano of the Cameroon Volcanic Line, built between 21 Ma and 4.5 Ma. It is situated approximately 200 km NE of Mount Cameroon, between 09° 55′ and 10°15′ longitude east and, 05°25′ and 05°50′ latitude

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9c77deb0785772823b885fe9fc06d50d
https://doi.org/10.1111/j.1755-6724.2009.00130.x