 | | Journal (article/letter/editorial) | | and olivine nephelinites (“ankaratrites”) in Madagascar Leone Melluso a,⁎, Anton P. le Roex b, Vincenzo...Olivine nephelinite Alaotra Takarindoha Vatomandry Madagascar a b s t r a c t The Cenozoic ankaratrites of...and Votovorona (NE Ankaratra) volcanic fields, Madagascar, range from olivine (± monticellite) melilitites...other Cenozoic mafic volcanic rocks of northern Madagascar. The genesis of the Madagascan ankaratrites is...crop out near the Alaotra lake, central-northern Madagascar; in the Takarindoha–Vatomandry sector, central-eastern |  | Estrade, Guillaume, Béziat, Didier, Salvi, Stefano, Tiepolo, Massimo, Paquette, Jean-Louis, Rakotovao, Soatsitohaina (2014) Unusual evolution of silica-under- and -oversaturated alkaline rocks in the Cenozoic Ambohimirahavavy Complex (Madagascar): Mineralogical and geochemical evidence. Lithos, 206. 361-383 doi:10.1016/j.lithos.2014.08.008 | Journal (article/letter/editorial) | | rocks in the Cenozoic Ambohimirahavavy Complex (Madagascar): Mineralogical and geochemical evidence Guillaume...rocks in the Cenozoic Ambohimirahavavy Complex (Madagascar): Mineralogical and geochemical evidence, LITHOS...rocks in the Cenozoic Ambohimirahavavy Complex (Madagascar): Mineralogical and PT geochemical evidence...supérieure polytechnique de Madagascar, Ambatomaro Antsobolo Antananarivo Madagascar CE e PT Clermont-Ferrand...the Cenozoic alkaline province of northwestern Madagascar has recently attracted considerable interest |  | Lustrino, Michele, Cucciniello, Ciro, Melluso, Leone, Tassinari, Colombo C.G., dè Gennaro, Roberto, Serracino, Marcello (2012) Petrogenesis of Cenozoic volcanic rocks in the NW sector of the Gharyan volcanic field, Libya. Lithos, 155. 218-235 doi:10.1016/j.lithos.2012.09.003 | Journal (article/letter/editorial) | | Available online 20 September 2012 Keywords: Agpaitic Phonolite Trachyte Petrogenesis Gharyan Libya a b s t r...low-tr = low-alkali trachyte; tr = trachyte; pho = phonolite. Localities: Kaf-K = Kaf El Khalef; Kaf-T = Kaf...low-tr = low-alkali trachyte; tr = trachyte; pho = phonolite. Localities: Kaf-K = Kaf El Khalef; Kaf-T = Kaf...hornblende (Mg# =58). The group 1 trachyte and phonolite amphiboles are hastingsite (AlVI b Fe3+; Mg#=41–46)...haw=hawaiite; ben=benmoreite; tr=trachyte; pho=phonolite. rep=analyses repeated after acid leaching. Sample |
|
