 | | Journal (article/letter/editorial) | | The mafic mineralogy of the Pandë massif, Tikar plain, Cameroon: implications for a peralkaline affinity...ABSTR ACT The Pandé massif is a small (4.963.4 km) subvolcanic complex of the Cameroon Line striking W ...fayalite in T1 and of pure aegirine in T2 and the occurrence of Zr-bearing aegirine (NaZr0.5Fe2+ 0.5Si 2O6)...crystallizing alkaline syenites evolving towards pure aegirine from medium- to fine-grained quartz syenites and...degassing, favoured crystallization of Zr-bearing aegirine; a decrease in amphibole proportions towards medium-grained |  | | Journal (article/letter/editorial) | | post-magmatic textural generations of aegirine, as well as post-magmatic aegirine–augite. Amphibole is predominantly...pluton. In particular, the crystallization of aegirine and arfvedsonite as opposed to fayalite or magnetite...matrix of quartz and potassic feldspar mantled by aegirine III crystals in foliated alkali feldspar granite...foliated alkali feldspar granite. Neptunite and aegirine III replace the amphibole along fracture planes...note inclusions of fluorite and quartz in the core region. (C) Arfvedsonite crystals interstitial to quartz |  | 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...basement of the Mamfe basin. Keywords: Benue Trough, Cameroon Volcanic Line, detrital zircon, geochronology |  | | 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) . . . . . . . . . . . . . . . ...14. New 40Ar-39Ar ages and petrogenesis of the Massif d’Ambre volcano, northern Madagascar . . . . ....propagation into the southern Tyrrhenian backarc region. . . . . . . . . . . . . . . . . . . . . . . ....among the volcanic provinces of the Saharan zone, Cameroon volcanic line, Angola and Namibia, and the East |
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