| Iron and lithium isotope systematics of the Hekla volcano, Iceland—evidence for Fe isotope fractionation during magma differentiation JA Schuessler, R Schoenberg, O Sigmarsson Chemical Geology 258 (1-2), 78-91, 2009 | 303 | 2009 |
| Gradual caldera collapse at Bárdarbunga volcano, Iceland, regulated by lateral magma outflow MT Gudmundsson, K Jónsdóttir, A Hooper, EP Holohan, SA Halldórsson, ... Science 353 (6296), aaf8988, 2016 | 289 | 2016 |
| Chemical mobilizations in laterites: evidence from trace elements and 238U-234U-230Th disequilibria O Dequincey, F Chabaux, N Clauer, O Sigmarsson, N Liewig, JC Leprun Geochimica et cosmochimica acta 66 (7), 1197-1210, 2002 | 170 | 2002 |
| A detailed Th, Sr and O isotope study of Hekla: differentiation processes in an Icelandic volcano O Sigmarsson, M Condomines, S Fourcade Contributions to Mineralogy and Petrology 112, 20-34, 1992 | 169 | 1992 |
| Katla volcano, Iceland: magma composition, dynamics and eruption frequency as recorded by Holocene tephra layers BA Óladóttir, O Sigmarsson, G Larsen, T Thordarson Bulletin of Volcanology 70, 475-493, 2008 | 163 | 2008 |
| Origin of silicic magma in Iceland revealed by Th isotopes O Sigmarsson, C Hémond, M Condomines, S Fourcade, N Oskarsson Geology 19 (6), 621-624, 1991 | 144 | 1991 |
| Oxygen isotope heterogeneity and disequilibria of olivine crystals in large volume Holocene basalts from Iceland: evidence for magmatic digestion and erosion of Pleistocene … I Bindeman, A Gurenko, O Sigmarsson, M Chaussidon Geochimica et Cosmochimica Acta 72 (17), 4397-4420, 2008 | 128 | 2008 |
| Holocene volcanic activity at Grímsvötn, Bárdarbunga and Kverkfjöll subglacial centres beneath Vatnajökull, Iceland BA Óladóttir, G Larsen, O Sigmarsson Bulletin of Volcanology 73, 1187-1208, 2011 | 125 | 2011 |
| Uranium and 10Be enrichments by fluids in Andean arc magmas O Sigmarsson, M Condomines, JD Morris, RS Harmon Nature 346 (6280), 163-165, 1990 | 124 | 1990 |
| Timescales of magma chamber processes and dating of young volcanic rocks M Condomines, PJ Gauthier, O Sigmarsson Reviews in Mineralogy and Geochemistry 52 (1), 125-174, 2003 | 118 | 2003 |
| Silicic magma petrogenesis in Iceland by remelting of hydrothermally altered crust based on oxygen isotope diversity and disequilibria between zircon and magma with … I Bindeman, A Gurenko, T Carley, C Miller, E Martin, O Sigmarsson Terra Nova 24 (3), 227-232, 2012 | 114 | 2012 |
| Environmental pressure from the 2014–15 eruption of Bárðarbunga volcano, Iceland SR Gíslason, G Stefansdottir, M Pfeffer, S Barsotti, T Jóhannsson, ... European Association of Geochemistry, 2015 | 112 | 2015 |
| Trace element degassing and enrichment in the eruptive plume of the 2000 eruption of Hekla volcano, Iceland S Moune, PJ Gauthier, SR Gislason, O Sigmarsson Geochimica et Cosmochimica Acta 70 (2), 461-479, 2006 | 109 | 2006 |
| Melting of a subducting oceanic crust from U–Th disequilibria in austral Andean lavas O Sigmarsson, H Martin, J Knowles Nature 394 (6693), 566-569, 1998 | 106 | 1998 |
| Provenance of basaltic tephra from Vatnajökull subglacial volcanoes, Iceland, as determined by major-and trace-element analyses BA Óladóttir, O Sigmarsson, G Larsen, JL Devidal The Holocene 21 (7), 1037-1048, 2011 | 104 | 2011 |
| Crustal thermal state and origin of silicic magma in Iceland: the case of Torfajökull, Ljósufjöll and Snæfellsjökull volcanoes E Martin, O Sigmarsson Contributions to Mineralogy and Petrology 153, 593-605, 2007 | 102 | 2007 |
| Recent volatile evolution in the magmatic system of Hekla volcano, Iceland S Moune, O Sigmarsson, T Thordarson, PJ Gauthier Earth and Planetary Science Letters 255 (3-4), 373-389, 2007 | 102 | 2007 |
| Remobilization of silicic intrusion by mafic magmas during the 2010 Eyjafjallajökull eruption O Sigmarsson, I Vlastélic, R Andreasen, I Bindeman, JL Devidal, S Moune, ... Solid Earth 2 (2), 271-281, 2011 | 100 | 2011 |
| Origin of Icelandic basalts: A review of their petrology and geochemistry O Sigmarsson, S Steinthórsson Journal of Geodynamics 43 (1), 87-100, 2007 | 95 | 2007 |
| Mantle and crustal contribution in the genesis of recent basalts from off-rift zones in Iceland: constraints from Th, Sr and O isotopes O Sigmarsson, M Condomines, S Fourcade Earth and Planetary Science Letters 110 (1-4), 149-162, 1992 | 95 | 1992 |
