[HTML][HTML] The Mid-Variscan Allochthon: Keys from correlation, partial retrodeformation and plate-tectonic reconstruction to unlock the geometry of a non-cylindrical belt

JRM Catalan, K Schulmann, JF Ghienne - Earth-Science Reviews, 2021 - Elsevier
The non-cylindrical character of the Variscan Belt is established via a description of its most
salient geological characteristics and correlations among the main and relatively minor …

A review of the arcuate structures in the Iberian Variscides; constraints and genetic models

R Dias, A Ribeiro, J Romão, C Coke, N Moreira - Tectonophysics, 2016 - Elsevier
ABSTRACT In the Iberian Variscides several first order arcuate structures have been
considered. In spite of being highly studied their characterization, formation mechanisms …

Crustal structure of the transpressional Variscan orogen of SW Iberia: SW Iberia deep seismic reflection profile (IBERSEIS)

JF Simancas, R Carbonell, F González Lodeiro… - …, 2003 - Wiley Online Library
IBERSEIS, a 303 km long (20 s) deep seismic reflection profile, was acquired across the
Variscan belt in SW Iberian Peninsula. The acquisition parameters were designed to obtain …

The tectonic frame of the Variscan–Alleghanian orogen in Southern Europe and Northern Africa

JF Simancas, A Tahiri, A Azor, FG Lodeiro… - Tectonophysics, 2005 - Elsevier
By confronting different geological and geophysical data, we attempt to reconstruct the
Variscan–Alleghanian orogenic belt, with especial emphasis on the links between Iberia …

Provenance variability along the Early Ordovician north Gondwana margin: Paleogeographic and tectonic implications of U-Pb detrital zircon ages from the Armorican …

J Shaw, G Gutiérrez-Alonso, ST Johnston… - …, 2014 - pubs.geoscienceworld.org
Detrital zircon laser ablation–inductively coupled plasma–mass spectrometry U-Pb age data
from the Lower Ordovician Armorican Quartzite (deformed passive margin strata of …

Testing the Avalonian affinity of the South Portuguese Zone and the Neoproterozoic evolution of SW Iberia through detrital zircon populations

I Pérez-Cáceres, DM Poyatos, JF Simancas, A Azor - Gondwana Research, 2017 - Elsevier
Abstract New SHRIMP U-Pb geochronogical data on detrital zircons from the South
Portuguese Zone (SPZ) in SW Iberia and the Sehoul Block in northwest Morocco are …

Rheic Ocean ophiolitic remnants in southern Iberia questioned by SHRIMP U‐Pb zircon ages on the Beja‐Acebuches amphibolites

A Azor, D Rubatto, JF Simancas… - …, 2008 - Wiley Online Library
The Rheic Ocean was a major oceanic domain between Avalonia and Gondwana in
Ordovician‐Silurian times. Most of the Paleozoic plate reconstructions assume that the …

Inventory and quantitative assessment of geosites in Rabat-Tiflet Region (North Western Morocco): Preliminary study to evaluate the potential of the area to become a …

S Mehdioui, H El Hadi, A Tahiri, J Brilha, H El Haibi… - Geoheritage, 2020 - Springer
Abstract The Rabat-Tiflet area (north-western Morocco) has a complex geological setting
and a high geodiversity, two reasons that justify the geoheritage inventory done in this work …

Oroclines of the Variscan orogen of Iberia: Paleocurrent analysis and paleogeographic implications

J Shaw, ST Johnston, G Gutiérrez-Alonso… - Earth and Planetary …, 2012 - Elsevier
Coupled structural and paleomagnetic analyses have shown that the northern Iberian bend
of the Variscan orogen, referred to as the Cantabrian Orocline, developed by vertical axis …

[HTML][HTML] Tectonic relationships of Southwest Iberia with the allochthons of Northwest Iberia and the Moroccan Variscides

JF Simancas, A Azor, D Martínez-Poyatos… - Comptes Rendus …, 2009 - Elsevier
The Iberian Massif poses a problem of relationships between its northwestern and southern
parts. Suture terranes (ophiolites and high-pressure rocks) crop out in NW Iberia but only as …