Necking of continental crust in magma‐poor rifted margins: Evidence from the fossil Alpine Tethys margins

G Mohn, G Manatschal, M Beltrando, E Masini… - …, 2012 - Wiley Online Library
Studies conducted in present‐day magma‐poor rifted margins reveal that the transition from
weakly thinned continental crust (∼ 30 km) in proximal margins to hyper‐extended crust (≤ …

Lower crustal composition and crustal lineaments on the Vøring Margin, NE Atlantic: a review

R Mjelde, JI Faleide, AJ Breivik, T Raum - Tectonophysics, 2009 - Elsevier
A prominent lower crustal high-velocity layer observed in the Vøring Basin, NE Atlantic, has
been investigated with regard to composition and spatial link to crustal-scale lineaments. In …

Styles of extension offshore mid‐Norway and implications for mechanisms of crustal thinning at passive margins

PT Osmundsen, J Ebbing - Tectonics, 2008 - Wiley Online Library
Eocene magmatic breakup along the mid‐Norway rifted margin was preceded by extreme
Jurassic‐Cretaceous crustal thinning in a magma‐poor environment. Along the SE borders …

Challenges and opportunities for hydrocarbon exploration within the Mesozoic sub-basalt plays of the Norwegian Atlantic Margin

B Kilhams, L Chedburn, L Layfield, N Schofield… - Petroleum …, 2022 - earthdoc.org
The sub-basalt domain of the Norwegian continental shelf (NCS) is one of the last remaining
hydrocarbon exploration frontiers in Europe. While there is an established geological and …

Insights from the Jan Mayen system in the Norwegian–Greenland sea—I. Mapping of a microcontinent

G Peron-Pinvidic, L Gernigon… - Geophysical Journal …, 2012 - academic.oup.com
In this contribution, we present a model of microcontinent architecture within a system that
involves a complex rifted margin setting and different phases of deformation and continental …

Synrift and post-rift thermal evolution of rifted margins: a re-evaluation of classic models of extension

M Pérez-Gussinyé, Y Xin, T Cunha… - Geological Society …, 2024 - lyellcollection.org
The thermal evolution of continental rifted margins is key to understanding margin
subsidence and hydrocarbon prospectivity. Observed heat-flow values, however, do not …

The deep lithospheric structure of the Namibian volcanic margin

M Fernandez, JC Afonso, G Ranalli - Tectonophysics, 2010 - Elsevier
A model of the thermal, compositional, density, and seismological structure of the
lithospheric and sublithospheric mantle along a 500-km transect across the Namibian …

Deep structure of the Demerara Plateau and its two-fold tectonic evolution: from a volcanic margin to a transform marginal plateau, insights from the Conjugate Guinea …

D Graindorge, T Museur, F Klingelhoefer, WR Roest… - 2023 - pubs.geoscienceworld.org
Transform marginal plateaus (TMPs) are large and flat structures commonly found in deep
oceanic domains, but their origin and relationship to adjacent oceanic lithosphere remain …

Variability of the geothermal gradient across two differently aged magma-rich continental rifted margins of the Atlantic Ocean: the Southwest African and the …

E Gholamrezaie, M Scheck-Wenderoth, J Sippel… - Solid Earth, 2018 - se.copernicus.org
The aim of this study is to investigate the shallow thermal field differences for two differently
aged passive continental margins by analyzing regional variations in geothermal gradient …

Density contrasts in the upper mantle and lower crust across the continent—ocean transition: constraints from 3-D gravity modelling at the Norwegian margin

Y Maystrenko… - Geophysical Journal …, 2009 - academic.oup.com
D gravity models that consider the highly complex density structure of the Norwegian
passive volcanic continental margin require a significantly lower density in the mantle below …