Evidence for Nb-Ta Occurrences in the Syn-Tectonic Pan-African Mayo Salah Leucogranite (Northern Cameroon): Constraints from Nb-Ta Oxide Mineralogy, Geochemistry and U-Pb LA-ICP-MS Geochronology on Columbite and Monazite

Autor: Periclex Martial Fosso Tchunte, Rigobert Tchameni, Anne-Sylvie André-Mayer, Hilaire Somtebda Dakoure, François Turlin, Marc Poujol, Emmanuel Negue Nomo, Alliance Nicaise Saha Fouotsa, Olivier Rouer

Publikováno v: Minerals, Vol 8, Iss 5, p 188 (2018)

The Mayo Salah pluton, which is located in the North-Cameroon domain of Central African Bold Belt (CAFB), is emplaced as a laccolith in volcano-sedimentary schists of Poli series, and displays features of Rare-metal Granite (RMG). It is made of two m

Externí odkaz: https://doaj.org/article/a913fc3220cc4a00a97288f9ad153776

The geologic record of the exhumed root of the Central African Orogenic Belt in the central Cameroon domain (Mbé – Sassa-Mbersi region)

Autor: Rigobert Tchameni, Aurélien Eglinger, Pierre Barbey, Periclex Martial Fosso Tchunte, Alliance Nicaise Saha-Fouotsa, Armin Zeh, Olivier Vanderhaeghe, Emmanuel Negue Nomo

Publikováno v: Journal of African Earth Sciences
Journal of African Earth Sciences, Elsevier, 2019, 151, pp.286-314. ⟨10.1016/j.jafrearsci.2018.12.008⟩
Journal of African Earth Sciences, 2019, 151, pp.286-314. ⟨10.1016/j.jafrearsci.2018.12.008⟩

We present structural, petrological, geochemical and geochronological data compiled in a new geological map on the high-grade metamorphic rocks exposed in the Mbe – Sassa-Mbersi region located along the Tchollire-Banyo Shear Zone, at the northern e

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::758dc3fdde16821ea638fec3cb2593d3
https://hal.archives-ouvertes.fr/hal-02933060/file/S1464343X18303765.pdf

Structure and LA-ICP-MS zircon U–Pb dating of syntectonic plutons emplaced in the Pan-African Banyo-Tcholliré shear zone (central north Cameroon)

Autor: Léontine Tekoum, Periclex Martial Fosso Tchunte, Aurélien Eglinger, Emmanuel Negue Nomo, Nicaise Alliance Saha Fouotsa, Fenguye Sun, Pierre Barbey, Rigobert Tchameni, Olivier Vanderhaeghe

Publikováno v: Journal of African Earth Sciences
Journal of African Earth Sciences, Elsevier, 2017, 131, pp.251-271. ⟨10.1016/j.jafrearsci.2017.04.002⟩

The Tchollire massif, in central north Cameroon, consists of elongated granite plutons that crop out along the Pan-African Tchollire-Banyo shear zone (TBSZ), a potential suture zone within the Central Africa Orogenic Belt. New structural and geochron

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dcde229627205df3fa69251322994538
https://hal.archives-ouvertes.fr/hal-02933648