Birgir Vilhelm Óskarsson

Jarðfræðingur

Birgir V. Óskarsson

Ph.D. Jarðfræði

  • Ritaskrá

    Ritaskrá

    Publications

    Sæmundur A. Halldórsson1*, Enikő Bali1, Margaret E. Hartley2, David A. Neave3, David W. Peate4, Guðmundur H. Guðfinnsson1, Sigurður Jakobsson1, Ilya Bindeman5, Martin J. Whitehouse6, B.V. Óskarsson, R. Askew, C. Gallagher, E.R. Guðmundsdóttir, J. Guðnason, Á. Höskuldsson, W.M. Moreland, P. Nikkola, B. Óladóttir, G.B.M. Pedersen, M.S. Riishuus, T. Thordarson., Petrology and geochemistry of the 2014-2015 Holuhraun eruption, central Iceland: compositional and mineralogical characteristics, temporal variability and magma storage, Contributions to Mineralogy and Petrology, 2018, Contributions to Mineralogy and Petrology, 173, 64.

    Pedersen, G. B. M.; Höskuldsson, A.; Dürig, T.; Thordarson, T.; Jónsdóttir, I.; Riishuus, M. S.; Óskarsson, B. V.; Dumont, S.; Magnusson, E.; Gudmundsson, M. T.; Sigmundsson, F.; Drouin, V. J. P. B.; Gallagher, C.; Askew, R.; Gudnason, J.; Moreland, W. M.; Nikkola, P.; Reynolds, H. I. & Schmith, J., 2017, Lava field evolution and emplacement dynamics of the 2014-2015 basaltic fissure eruption at Holuhraun, Iceland, Journal of Volcanology and Geothermal Research, 340, 155-169.

    Óskarsson, B. V., Bomberg, C. A., Riishuus, M. S., Sorensen, E. V., Tegner, C., 2017, The mode of emplacement of Neogene flood basalts in eastern Iceland: the plagioclase ultraphyric basalts in the Grænavatn group, Journal of Volcanology and Geothermal Research, 332, 26-50.

    Óskarsson, B. V. & Riishuus, M. S., 2014, The mode of emplacement of Neogene flood basalts in eastern Iceland: Facies architecture and structure of simple aphyric basalt groups, Journal of Volcanology and Geothermal Research, 289, 170-192.

    Óskarsson, B. V. and Riishuus, M. S., 2013, The mode of emplacement of Neogene flood basalts in Eastern Iceland: Facies architecture and structure of the Hólmar and Grjótá olivine basalt groups, Journal of Volcanology and Geothermal Research, 267, 92-118.

    Óskarsson, B. V.; Riishuus, M. S. and Arnalds, Ó., 2012, Climate-dependent chemical weathering of volcanic soils in Iceland,
    Geoderma, 189-190, 635-651.

    Theses                       

    Óskarsson, B.V., 2015, Volcanological studies of Neogene flood basalt groups in eastern Iceland, PhD-thesis, University of Iceland, pp 220.

    Óskarsson, B.V., 2009, The Skerin ridge on Eyjafjallajökull, south Iceland: morphology and magma-ice interaction in an ice-confined silicic fissure eruption, MS-thesis, University of Iceland, pp 111.

    Óskarsson, B.V., 2005, Lava-rise structures in pahoehoe and a’a: examples from the Hrútagjá lava shield and Kapelluhraun a’a flow field on the Reykjanes peninsula, BS-thesis, University of Iceland, pp 115.

    Conference abstracts

    Óskarsson, B.V., Guðmundsson, M.T., Duncan,. R., Jakobsson, S., 2019, 40Ar-39Ar age constraints and stratigraphy of 83 Pleistocene formations within the Western Volcanic zone, Iceland, EGU2019-17111, abstract and talk.

    Steffi Burchardt et al., 2018, A Neogene caldera cluster in Eastern Iceland – remnants of unusually strong felsic magmatic activity, EGU 2018, Vienna, EGU2018-15664, abstract.

    Valore, L.A., Licht, O.A.B., Höfig, D.F., Vasconcellos, E.M.G., Ukstins Peate, I., Óskarsson, B.V., 2017, Mafic volcaniclastic deposits of the Paraná Igneous Province and their correlations to chemostratigraphy – State of Paraná, Brazil, 10th South Brazilian Geology Symposium, June 4-8th, Curitiba, abstract and talk. 

    Gro Pedersen, Armann Höskuldsson, Morten S Riishuus, Ingibjörg Jónsdóttir, Magnús T Gudmundsson, Freysteinn Sigmundsson, Birgir V Óskarsson, Vincent Drouin, Catherine Gallagher, Rob Askew, William M Moreland, Tobias Dürig, Stephanie Dumont, Þór Þórdarson, 2017, Lava field evolution and emplacement dynamics of the 2014-2015 basaltic fissure eruption at Holuhraun, Iceland, IAVCEI 2017

    Oskarsson, B. V. and Riishuus, M. S., 2017, Reappraisal of the tectono-volcanic structure of eastern Iceland: implications for crustal accretion and evolution of Iceland since the middle Neogene, Vorráðstefna Jarðfræðifélag Íslands, abstract and talk.

    Oskarsson, B. V. and Riishuus, M. S., 2015, Diverse modes of lava flow emplacement within the Neogene flood basalt pile in eastern Iceland, 2nd Jóhannes Rasmussen Conference, Faroe Islands, abstract and talk.

    Gro Pedersen, Armann Höskuldsson, Morten S Riishuus, Ingibjörg Jónsdóttir, Magnús T Gudmundsson, Freysteinn Sigmundsson, Birgir V Óskarsson, Vincent Drouin, Catherine Gallagher, Rob Askew, William M Moreland, Tobias Dürig, Stephanie Dumont, Þór Þórdarson, 2015, Nornahraun lava morphology and mode of emplacement, EGU General Assembly Conference Abstracts, id.11958.

    GBM Pedersen, Á Höskuldsson, MS Riishuus, I Jónsdóttir, MT Gudmundsson, F Sigmundsson, BV Óskarsson, T Dürig, VJPB Drouin, C Gallagher, R Askew, WM Moreland, S Dumont, A Davies, L Keszthelyi, CW Hamilton, Þ Þórdarson, 2015, Nornahraun Lava Morphology and Emplacement: A New Terrestrial Analogue For Planetary Lava Flows, 46th Lunar and Planetary Science Conference, The Woodlands, Texas. LPI Contribution No. 1832, p.1845.

    Oskarsson, B. V. and Riishuus, M. S., 2014, Contrasting volcanic architecture and geochemistry of interdigitating flood basalt groups: structural and tectono-magmatic implications for Iceland in the Neogene, Nordic Geological Winter Meeting, Lund 2014, PET6, abstract and talk.

    Oskarsson, B. V., Riishuus, M. S., 2013, A Plagioclase Ultraphyric Basalt group in the Neogene flood basalt piles of eastern Iceland: Volcanic architecture and mode of emplacement, American Geophysical Union, Fall Meeting 2013, abstract V33E-2830

    Oskarsson, B. V. and Riishuus, M. S., 2013, Architectural relationships and tectono-magmatic implications of interdigitating tholeiite and olivine basalt groups in eastern Iceland, Haustráðstefna Jarðfræðifélag Íslands, abstract.

    Oskarsson, B. V. and Riishuus, M. S., 2012, The architecture of tholeiitic lava flows in the Neogene flood basalt piles of eastern Iceland: constraints on the mode of emplacemement, American Geophysical Union, Fall Meeting 2012, abstract V33B-2869.

    Oskarsson, B. V. and Riishuus, M. S., 2012, Toward understanding the eruption of voluminous transitional alkaline olivine basalts in the Neogene realm of eastern Iceland: The Hólmar and Grjótá lava groups, Vorráðstefna Jarðfræðifélag Íslands, abstract.

    Oskarsson, B. V. and Riishuus, M. S., 2012, Volcanological studies of the Neogene Hólmar and Grjótá olivine basalt lava groups in eastern Iceland, 30th Nordic Geological Winter Meeting, abstract UV3-12.

    Oskarsson, B.V. and Riishuus, M.S., 2011, The architecture of two Neogene olivine basalt lava groups in eastern Iceland, American Geophysical Union, Fall Meeting 2011, abstract T51H-2462.

    Oskarsson, B.V., Guðmundsson, M.T. and Thordarson, T., 2010, The 10th century Skerin ridge on northwest Eyjafjallajökull, south Iceland - Volcanic architecture and bimodal magma composition, American Geophysical Union, Fall Meeting 2010, abstract V41E-2330.

    G Larsen, T Thordarson, A Hoskuldsson, MT Gudmundsson, G Sverrisdóttir, B Oddsson, BV Oskarsson, I Jonsdóttir, B Oladóttir, T Thorsteinsson, ME Hartley, R Meara, 2010, On-land distribution and modes of deposition of the Eyjafjallajökull 2010 tephra, American Geophysical Union, Fall Meeting 2010, abstract #V53F-04

    Oskarsson, B.V., Guðmundsson, M.T. and Thordarson, T., 2010, The Skerin ridge on northwest Eyjafjallajökull, south Iceland – Structural and petrological relationships and the evidence for magma mixing, NORDVULK Summer School on Magmatic Plumbing Systems and Intrusions 2010, abstract and poster.

    Oskarsson, B.V., Andersen, C.B. and Riishuus, M.S., 2010, Intergrated volcanologic and petrologic studies of the Grænavatn Porphyritic Group and other regionally traceable groups of Neogene lava flows in East Iceland, VoN 2010 conference, Reykjavik, Iceland, abstract and poster.

    Oskarsson, B.V., Riishuus, M.S. and Arnalds, Ó., 2010, Mobilization of major and trace elements in andosols from Iceland: correlating extent of chemical weathering with climatic conditions at soil formation sites,  Geophysical Research Abstracts, EGU General Assembly 2010, Vienna, Vol 12, EGU2010-14040-1.

    Oskarsson, B.V., Guðmundsson, M.T. and Thordarson, T., 2009, The Skerin ridge in northwest Eyjafjallajökull, south Iceland:  Morphology and magma-ice interaction in an ice-confined silicic fissure eruption, NORDVULK Summer School on Volcano Ice Interaction, abstract and poster.