 | | Journal (article/letter/editorial) | | Petrogenesis of the Mesozoic Sistefjell syenite intrusion, Dronning 18 Maud Land,Antarctica and surrounding low-...e-mail: dphillip@unimelb.edu.au ABSTRACT The Sistefjell intrusion is approximately 10km in diameter and...pluton in western Dronning Maud Land. The main intrusive phase is a syenite consisting of >78 modal %...isotope ratios of mineral separates from the quartz syenite indicate an original magma 18O value of 6.7‰,...interaction occurred prior to the intrusion of the syenite, and was possibly related to influx of meteoric |  | | | | Straumsvola Tvora alkaline plutons, Dronning Maud Land, Antarctica and their association with the Karoo large...ACT Jurassic dykes of western Dronning Maud Land (Antarctica) form a minor component of the Karoo large...intrudes Neoproterozoic gneisses and Jurassic syenite plutons on the margins of the Jutulstraumen palaeo...event is more intimately associated with the two syenite plutons. The dykes are alkaline (basanite/ tephrite)...elsewhere in the Karoo (southern Africa and Dronning Maud Land). Later-stage (170 Ma) felsic (phonolite comendite) |  | | Report (chapter) | | Cambrian metamorphism in western Dronning Maud Land, East Antarctica: a carbon and oxygen isotope study of...The Sverdrupfjella Group in western Dronning Maud Land is a 1200 to 900 Ma orogenic belt that experienced...Geochronological studies in central and eastern Dronning Maud Land (Fig. 1) show that this early Cambrian...al. 1993; Fitzsimons 1998). The Maud Belt of western Dronning Maud Land is the westernmost part of the...S r and K - A r cooling ages are recorded in the Maud Belt (e.g. Moyes et al. 1993; Krynauw 1996), these |  | | Journal (article/letter/editorial) | | the Straumsvola complex, western Dronning Maud Land, Antarctica Chris Harris1 · Tanya Dreyer1 · Petrus...Abstract Peralkaline syenite and granite dykes cut the Straumsvola nepheline syenite pluton in Western Dronning...Dronning Maud Land, Antarctica. The average peralkalinity index (PI = molecular Al/[Na + K]) of the dykes...intruded during slow cooling of the nepheline syenite pluton, and the petrogenetic relationship of the...mantle-derived magma. By contrast, the nepheline syenite magma had mantle-like δ18O values and much less |  | Sirevaag, Hallgeir, Jacobs, Joachim, Ksienzyk, Anna K., Dunkl, István, Marschall, Horst R. (2018) Extent, thickness and erosion of the Jurassic continental flood basalts of Dronning Maud Land, East Antarctica: A low-T thermochronological approach. Gondwana Research, 61. 222-243 doi:10.1016/j.gr.2018.04.017 | Journal (article/letter/editorial) | | continental flood basalts of Dronning Maud Land, East Antarctica: A low-T thermochronological approach...continental flood basalts of Dronning Maud Land, East Antarctica: A low-T thermochronological approach...continental flood basalts of Dronning Maud Land, East Antarctica: a low-T thermochronological approach...1 ACCEPTED MANUSCRIPT Abstract The Dronning Maud Land Mountains form a c. 1500 km long, coast-parallel...as smaller RI remnants in western Dronning Maud Land. By investigating the paleo-thermal effect of |  | | Journal (article/letter/editorial) | | regional basic dykes of western Dronning Maud Land, Antarctica Chris Harris 1, Brian R Watters 2 and P...dolerite dykes of Mesozoic age in western Dronning Maud Land are variable in both major and trace element composition...and have higher Mg-numbers. The H T Z Dronning Maud Land dolerites have incompatible trace element concentrations...H T Z dolerites occur in the part of Dronning Maud Land which appears to have been tectonically stable...cratons. Introduction The area of western Dronning Maud Land (DML) close to the Greewich Meridian is cross-cut |  | | Report (volume) | | granulites during Ordovician intraplate transpression, eastern Arunta Inlier, central Australia PARRISH, P. The...igneous intrusions in central Dronning Maud Land, East Antarctica CARTWRIGHT, L, BUICK, I. S. & VRY, J...Cambrian metamorphism in western Dronning Maud Land, East Antarctica: a carbon and oxygen isotope study of...Prydz-Leeuwin orogenic system which linked Africa, Antarctica and Australia, incorporating Archaean and Proterozoic...Scrimgeour & Raith discuss two terrains in the eastern Arunta Inlier with distinct metamorphic histories |  | Ashworth, L., Kinnaird, J.A., Nex, P.A.M., Harris, C., Müller, A.B. (2020) Origin of rare-element-mineralized Damara Belt pegmatites: A geochemical and light stable isotope study. Lithos, 372. 105655pp. doi:10.1016/j.lithos.2020.105655 | Journal (article/letter/editorial) | | low-δ18O rhyolites during the rifting of Africa and Antarctica: the Lebombo Monocline, southern Africa. Geochimica...Mesozoic Sistefjell syenite intrusion, na 105, 205–226. lP Dronning Maud Land, Antarctica and surrounding...concentration of niobium and tantalum in the granites of Eastern Uis region of Namibia: An exploration-based study |
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