Concepedia

Olgeir Sigmarsson

OS

Statistics

Publications

60

Citations

4K

H-Index

36

Active since

1990

Affiliations

Centre National de la Recherche Scientifique(Current)

University of Iceland

Laboratoire Magmas et Volcans

Université Clermont Auvergne

Institut de Recherche pour le Développement

Olgeir Sigmarsson is an author at Centre National de la Recherche Scientifique specializing in earth sciences, natural sciences, and volcanic rocks.

ORCID

Publications per year

1990–2024

60

Publications

60

Gradual caldera collapse at Bárdarbunga volcano, Iceland, regulated by lateral magma outflow

Magnús T. Guðmundsson, Kristín Jónsdóttir, Andrew Hooper et al. · Science · 2016 · 323 citations · Full text

, , +16

Iron and lithium isotope systematics of the Hekla volcano, Iceland — Evidence for Fe isotope fractionation during magma differentiation

Jan A. Schuessler, Ronny Schoenberg, Olgeir Sigmarsson · Chemical Geology · 2008 · 282 citations

, , +17

Chemical mobilizations in laterites: evidence from trace elements and 238 U- 234 U- 230 Th disequilibria

O. Dequincey, François Chabaux, N. Clauer et al. · Geochimica et Cosmochimica Acta · 2002 · 158 citations

, , +15

A detailed Th, Sr and O isotope study of Hekla: differentiation processes in an Icelandic Volcano

Olgeir Sigmarsson, Michel Condomines, Serge Fourcade · Contributions to Mineralogy and Petrology · 1992 · 145 citations

, , +14

Katla volcano, Iceland: magma composition, dynamics and eruption frequency as recorded by Holocene tephra layers

Bergrún Arna Óladóttir, Olgeir Sigmarsson, Guðrún Larsen et al. · Bulletin of Volcanology · 2007 · 145 citations

, , +17

1–5 of 60