Geodynamic evolution of the SW Europe Variscides

A Ribeiro, J Munhá, R Dias, A Mateus, E Pereira… - …, 2007 - Wiley Online Library
The early evolution of SW Europe Variscides started by opening of the Rheic ocean at∼ 500
Ma, splitting Avalonia from Armorica/Iberia. Subduction on the SE side of Rheic generated …

How is the European lithosphere imaged by magnetotellurics?

T Korja - Surveys in Geophysics, 2007 - Springer
I review recent investigations on the electrical conductivity of the lithosphere and
asthenosphere in Europe. The principal method in the reviewed studies is the …

Geophysical surveys in the Portuguese sector of the Iberian Pyrite Belt: a global overview focused on the massive sulphide exploration and geologic interpretation

JX Matos, J Carvalho, P Represas… - Comunicações …, 2020 - repositorio.lneg.pt
The application of geophysical techniques to massive sulphide deposits exploration has
proven to be a success in the Iberian Pyrite Belt (IPB) metallogenetic province, both in …

Electrical conductivity images of active and fossil fault zones

O Ritter, A Hoffmann-Rothe, PA Bedrosian… - Geological Society …, 2005 - lyellcollection.org
We compare recent magnetotelluric investigations of four large fault systems:(i) the actively
deforming, ocean-continent interplate San Andreas Fault (SAF);(ii) the actively deforming …

Electromagnetic imaging of Variscan crustal structures in SW Iberia: the role of interconnected graphite

J Pous, G Muñoz, W Heise, JC Melgarejo… - Earth and Planetary …, 2004 - Elsevier
The western part of the Iberian Peninsula (Iberian Massif) is the best exposed fragment of
the Variscan orogen in Europe. Its southern half was generated by an oblique collision …

Crustal seismic structure beneath Portugal and southern Galicia (Western Iberia) and the role of Variscan inheritance

I Veludo, NA Dias, PE Fonseca, L Matias, F Carrilho… - Tectonophysics, 2017 - Elsevier
The crustal structure in Western Iberia, is the result of a complex geodynamic history. Most of
the surface is covered by rocks dating to the Variscan orogeny, the coastal ranges …

Magnetotelluric inversion for anisotropic conductivities in layered media

J Pek, FAM Santos - Physics of the Earth and Planetary Interiors, 2006 - Elsevier
Electrical anisotropy in the Earth's crust and upper mantle has recently gained attention as a
significant linking factor between electrical models and underlying structural and tectonic …

Nature of the lithosphere across the Variscan orogen of SW Iberia: Dense wide‐angle seismic reflection data

I Palomeras, R Carbonell, I Flecha… - Journal of …, 2009 - Wiley Online Library
Two wide‐angle seismic transects have been acquired across the SW Iberian Massif. They
crossed three major geological zones (South Portuguese Zone, Ossa‐Morena Zone, and …

Geodynamic evolution of the SW Variscides: Orogenic collapse shown by new tectonometamorphic and isotopic data from western Ossa‐Morena Zone, SW Iberia

FM Rosas, FO Marques, M Ballevre, C Tassinari - Tectonics, 2008 - Wiley Online Library
The pre‐Mesozoic geodynamic evolution of SW Iberia has been investigated on the basis of
detailed structural analysis, isotope dating, and petrologic study of high‐pressure (HP) …

A magnetotelluric study of the Damara Belt in Namibia: 1. Regional scale conductivity anomalies

O Ritter, U Weckmann, T Vietor, V Haak - Physics of the Earth and …, 2003 - Elsevier
The Namibian margin is dominated by the late Proterozoic to early Cambrian fold belts of the
Damara Orogen, which wrap around and separate the Congo and Kalahari Cratons. This …