 | | Journal (article/letter/editorial) | | of a recent mantle enrichment event. At depths Comore, Moheli and Mayotte, thru of the four main islands...islands can be grouped into two distinct types: La Grille-type Sr and Pb isotope signature of the majority...source exception of the lavas erupted by La Grille volcano on Grande representative of the ambient sub-Comorean...sub-Comorean mantle, comprising Comore, which exhibit the petrographic and geochemical char- a mixture...can be explained quantitatively by fractional volcano (the youngest Comorean lavas), however, have sigcrystallization |  | Pelleter, Anne-Aziliz, Caroff, Martial, Cordier, Carole, Bachelery, Patrick, Nehlig, Pierre, Debeuf, Delphine, Arnaud, Nicolas (2014) Melilite-bearing lavas in Mayotte (France): An insight into the mantle source below the Comores. Lithos, 208. 281-297 doi:10.1016/j.lithos.2014.09.012 | Journal (article/letter/editorial) | | Océaniques », Institut Universitaire Européen de la Mer, NU a SC Nehlig e, Delphine Debeuf f, Nicolas...René Cassin, CS 92003, F-97744 Saint-Denis Cédex 9, La Réunion, France g Géosciences Montpellier, UMR...Institut des Sciences de la Terre d’Orléans, Université d’Orléans, 1A rue de la Férolerie, 45071 Orléans...archipelago (Moheli, Anjouan and ― La Grille‖ type lavas from Grande Comore) display also a DMM-HIMU mixing...mixing trend. Only a few lavas from Grande Comore (― Karthala‖ type) and one 2 ACCEPTED MANUSCRIPT 3 |  | | Journal (article/letter/editorial) | | Interactions in the Ocean Basins—the Case of Grande Comore CORNELIA CLASS1,2∗†, STEVEN L. GOLDSTEIN1,2†, RAINER...236, D-69120 HEIDELBERG, GERMANY 4 UNIVERSITÉ DE LA RÉUNION, 15 AVÉNUE RENÉE CASSAN, BP 7151, F-97715...Grande Comore Island is formed by two contemporaneously active volcanoes, Karthala and La Grille. Previous...Previous work has shown that La Grille lavas are alkalic low-degree melts of a metasomatized lithospheric...source and the lithospheric mantle source of La Grille. This study delineates how the process of plume–lithosphere |  | Schiano, Pierre, Bourdon, Bernard, Clocchiatti, Robert, Massare, Dominique, Varela, Maria E, Bottinga, Yan (1998) Low-degree partial melting trends recorded in upper mantle minerals. Earth and Planetary Science Letters, 160 (3) 537-550 doi:10.1016/s0012-821x(98)00109-5 | Journal (article/letter/editorial) | | ie (CNRS–URA 1758), IPG Paris et UFR Sciences de la Terre, Université Paris VII, 4 place Jussieu, 75252...Minerals in a spinel lherzolite nodule from Grande Comore island contain glass inclusions which, after homogenization...silica-undersaturated, basanitic lavas from La Grille volcano, on Grande Comore island in the western Indian Ocean...heating experiments. Major element composition for La Grille host basanites [63,64] (crosses) are added for...considered to represent very low-degree melts (nephelinite, basanite). They are generally characterized |  | | Book | | Er Eu F Fe Fr Ga Gd Ge H He Hf Hg Ho I In Ir Κ Kr La Li Lu Mg Mn dysprosium erbium europium fluorine...1.1 MINERALOGY OF IGNEOUS ROCKS 3 (continued) La Ce Pr Nd [Pm] Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Lanthanum...Hf 4+ Zr 0.72 0.72 0.77 0.79 0.80 3+ Sc 3+ Y 3+ La 3+ Ce 2+ Eu 3+ Eu 3+ Lu 0.77 0.91 0.92 0.83 0.98...H ) 2 Α , Β, C, F, G, Ν, Ρ a, c Monazite (Ce,La,Th)P04 G, Ρ Fluorite CaF2 Ρ f Calcite CaC03...may be superimposed to form a basaltic shield volcano with low-angle slopes commonly no steeper than |
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