| | 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 ...in the coarse-grained or alkaline syenites and fayalite rimmed with oxides occurs in trachyte from the...composition. However, the presence of quartz and fayalite in T1 and of pure aegirine in T2 and the occurrence...voluminous Mayo Darlé granite bodies crystallized. K EY WORDS : Plutono-volcanism, Pandé, Tikar plain, Cameroon | | | Journal (article/letter/editorial) | crystallization of aegirine and arfvedsonite as opposed to fayalite or magnetite is a typical feature of the transition...note inclusions of fluorite and quartz in the core region. (C) Arfvedsonite crystals interstitial to quartz...BSE) surrounded by bright yellowish-green (lighter region in BSE image) intermediate and rim zones. Compositional...flatter, though with some dispersion in the HREE region, which may be related to the low measured concentrations...Canyon Pluton (Czamanske and Dillet, 1988); NM00: Pandé Massif (Njonfang and Moreau, 2000); M03,04: Puklen | | Vásquez, Paulina, Glodny, Johannes, Franz, Gerhard, Romer, Rolf L., Gerdes, Axel (2009) Origin of fayalite granitoids: New insights from the Cobquecura Pluton, Chile, and its metapelitic xenoliths. Lithos, 110 (1) 181-198 doi:10.1016/j.lithos.2009.01.001 | Journal (article/letter/editorial) | c o m / l o c a t e / l i t h o s Origin of fayalite granitoids: New insights from the Cobquecura Pluton...2009 Available online 21 January 2009 Keywords: Fayalite granitoid Sr–Nd–Pb isotopes Restitic metapelitic...assimilation Chile Petrogenesis a b s t r a c t Fayalite granitoids of the Cobquecura Pluton, Central Chile...contributions were important in the petrogenesis of the fayalite granitoids. The crustal contribution, however...elements and high field strength elements in the fayalite granitoids is linked to selective assimilation | | | 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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