 | | Journal (article/letter/editorial) | | The Petrology and Geochemistry ofVesteris Seamount,Greenland Basin—an Intraplate Alkaline Volcano of...typescript accepted 7 May 1993)ABSTRACTVesteris Seamount is a solitary alkaline volcano in the Greenland...been active in Quaternary times. The lavas fromVesteris studied here consist of basanites,tephrites,...mugearite from a basanitic parent. Extensivekaersutite fractionation is requiredlate in the fractionation...greencores to many clinopyroxene phenocrysts atVesteris suggest a fractionation history beginning at high |  | | Journal (article/letter/editorial) | | G. S. KharinShirshov Institute of Oceanology,Atlantic Division, Russian Academy of Sciences, pr. Mira...3, 2006Abstract—The opening of the NorthAtlanticOcean began in the Late Paleocene and was accompanied...1134/S086959110703006XThe opening of the NorthAtlanticOcean began inthe Late Paleocene during the propagation...propagation of the riftzone of the Mid-Atlantic Ridge (Reykjanes Ridge) tothe northeast, into the Norwegian–Greenland...modern mid-ocean rift system consisting of theKolbeinsey, Mohns, and Knipovich mid-ocean ridges at18 |  | Santos, Anderson C., Geraldes, Mauro C., Siebel, Wolfgang, Mendes, Julio, Bongiolo, Everton, Santos, Werlem H, Garrido, Thais C. V., Rodrigues, Sergio W. O. (2019) Pleistocene alkaline rocks of Martin Vaz volcano, South Atlantic: low-degree partial melts of a CO2-metasomatized mantle plume.International Geology Review, 61 (3) 296-313doi:10.1080/00206814.2018.1425921 | Journal (article/letter/editorial) | | Pleistocene alkaline rocks of Martin Vaz volcano,SouthAtlantic: low-degree partial melts of a CO2metasomatized...Pleistocene alkaline rocks of Martin Vaz volcano, SouthAtlantic: low-degree partial melts of a CO2metasomatized...Pleistocene alkaline rocks of Martin Vaz volcano, SouthAtlantic: low-degreepartial melts of a CO2-metasomatized...offshore, roughly parallel to ~20° S,through aseamount chain of the Vitoria-Trindade ridge. This paper...extend offshore, roughly parallel ~20° S, through aseamount chain of the Vitoria-Trindade ridge towardstwo |  | Zhang, Zhaochong, Feng, Chengyou, Li, Zhaonai, Li, Shucai, Xin, Ying, Li, Zhaomu, Wang, Xianzheng (2002) Petrochemical study of the Jingpohu Holocene alkali basaltic rocks, northeastern China.GEOCHEMICAL JOURNAL, 36 (2) 133-153doi:10.2343/geochemj.36.133 | Journal (article/letter/editorial) | | generation of TP requires extensive fractionation ofkaersutite,phlogopite and anorthoclase with minor olivine...augite, magnetite and leucite. The presence ofkaersutite,phlogopite and anorthoclase megacrysts and mantle...distinct geochemical signatures compared with mid-ocean ridge basalts(MORB), but exhibit many similarities...distinguished from TP, inwhich the latter often containskaersutite,phlogopite and anorthoclase megacrysts, while...whileAOB and BSN lack any megacrysts.Kaersutiteand phlogopite megacrysts usually occur at thelower part |  | | Journal (article/letter/editorial) | | isthe Comores Archipelago in the western IndianOcean, and interpreted to have taken the form of modal...analysed have experienced compositional modi- IndianOcean MORB), with only limited contributions fromfications...mantle phase after extraction of LGT magmas at lowocean island basaltsdegrees of melting. Low absolute...incompatible elements, the highthe western IndianOcean (Fig. 1). Detailed petro-•Correjponding author...Lavas from theGomores Archipelago, Western IndianOcean: Petrogenesis and Mantle SourceRegion Characteristics |  | | Journal (article/letter/editorial) | | Lamprophyres with phenocrysts of amphibole (kaersutite) andbiotite without olivine and clinopyroxene...Mesoproterozoic rifting has finallyculminated into anAtlantic-type oceanic margin (Upadhyayet al., 2006); on...alkaline rocks and carbonatites (DARCs) due toocean closure (Leelanandam et al., 2006) during the Grenvillian...Turcotte, D.L., 1979. Magma migration beneath anocean ridge.Earth and Planetary Science Letters 45, 115–122... 1994. The petrology and geochemistry ofVesterisSeamount, Greenland basin — an intraplate alkaline |  | Panter, Kurt S, Hart, Stanley R, Kyle, Philip, Blusztanjn, Jerzy, Wilch, Thom (2000) Geochemistry of Late Cenozoic basalts from the Crary Mountains: characterization of mantle sources in Marie Byrd Land, Antarctica.Chemical Geology, 165 (3) 215-241doi:10.1016/s0009-2541(99)00171-0 | Journal (article/letter/editorial) | | patterns of Crary Mountains samples are typical ofocean island basalts ŽOIB., showing the characteristic...Byrd Land peridotites, although, ‘secondary’kaersutite Žreplacing Cpx. is present Žup to23%. in many...consider the fact that no known plume-relatedseamount chains occur between New Zealand andAntarctica...L., 1997. Plume–lithosphere interactions intheocean basins: constraints from the source mineralogy.... 1994. The petrology and geochemistry ofVesteris Seamount, Greenland Basin — an intraplatealkaline |  | | Journal (article/letter/editorial) | | Greenland Bulletin 24KeywordsEast Greenland, NorthAtlantic, rifted volcanic margin, large igneous province...Greenland margin and its setting within the NorthAtlantic region . . . .64.The coastal flexure and its.... . . . . . . . . . .69.Mechanisms of NorthAtlantic rifting . . . . . . . . . . . . . . . . . . ....Greenland Bulletin 24, 96 pp.The Palaeogene NorthAtlantic Igneous Province is among the largest igneous...(c.73°N) to Shannon (c. 75°N). In addition, theOcean Drilling Project penetrated basalt at fivesites |
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