Metamorphic remnants of the Variscan Orogeny across the alps and their tectonic significance

M Roda, MI Spalla, M Filippi, JM Lardeaux, G Rebay… - Geosciences, 2023 - mdpi.com
Lithospheric slices preserving pre-Alpine metamorphic imprints are widely described in the
Alps. The Variscan parageneses recorded in continental, oceanic, and mantle rocks suggest …

[HTML][HTML] Extreme metamorphism and metamorphic facies series at convergent plate boundaries: Implications for supercontinent dynamics

YF Zheng, RX Chen - Geosphere, 2021 - pubs.geoscienceworld.org
Crustal metamorphism under extreme pressure-temperature conditions produces
characteristic ultrahigh-pressure (UHP) and ultrahigh-temperature (UHT) mineral …

Exhumation of deep continental crust in a transpressive regime: The example of Variscan eclogites from the Aiguilles‐Rouges massif (Western Alps)

J Vanardois, F Roger, P Trap… - Journal of …, 2022 - Wiley Online Library
Mafic eclogites are found in many orogens as lenses embedded in quartzofeldspathic
migmatites. These high‐pressure relics are interpreted either as remnants of ancient sutures …

Late Variscan (315 Ma) subduction or deceptive zircon REE patterns and U–Pb dates from migmatite‐hosted eclogites?(Montagne Noire, France)

P Pitra, M Poujol, J Van Den Driessche… - Journal of …, 2022 - Wiley Online Library
Eclogites hosted in sillimanite‐bearing migmatites in the Montagne Noire dome (French
Massif Central) have an oceanic protolith and recorded a prograde P–T path from~ 19.5 …

HT overprint of HP granulites in the Oisans–Pelvoux Massif: Implications for the dynamics of the Variscan collision in the external Western Alps

JB Jacob, E Janots, S Guillot, D Rubatto, K Fréville… - Lithos, 2022 - Elsevier
Abstract The Oisans–Pelvoux massif belongs to the Paleozoic basement of the External
western Alps and records high temperature (HT) metamorphism associated with intense …

Carboniferous high‐P metamorphism and deformation in the Belledonne Massif (Western Alps)

J Jacob, S Guillot, D Rubatto, E Janots… - Journal of …, 2021 - Wiley Online Library
The age and P–T conditions of Variscan high‐P (HP) metamorphism in the Palaeozoic
basement of the western Alps remain poorly constrained, but is nevertheless crucial to build …

Geochemical evidence for diachronous uplift and synchronous collapse of the high elevation Variscan hinterland

IW Hillenbrand, ML Williams - Geophysical Research Letters, 2022 - Wiley Online Library
Competing end‐member models for the late Paleozoic Variscan orogeny (ca. 360‐290 Ma)
alternatively suggest moderate 2–3 km elevations underlain by relatively thin crust (< 50 km) …

Paleozoic Evolution and Variscan Inheritance in the Alps

JB JACOB, D MARQUER - Geodynamics of the Alps 2: Pre …, 2024 - books.google.com
Hun Terranes during the Ordovician. The following Silurian period was relatively calm,
marked by crustal subsidence and extension at the margin, and deposition of clastic …

A complex accretionary assembly of Pangea developed in the range c. 400–340 Ma: the four successive events of high-P/ultra-high-P metamorphism of the Variscan …

I Novo-Fernández, R Arenas… - International Geology …, 2024 - Taylor & Francis
In the most internal zone of the Variscan Orogen, a stack of ophiolites and (ultra) high-P
belts hold evidence for c. 60 Myr (c. 400–340 Ma) of almost continuous metamorphism and …

Flow of the partially molten crust in the Variscan foreland revealed by U–Th–Pb dating of metamorphism, magmatism and deformation (Agly Massif, Eastern Pyrenees)

J Vanardois, P Trap, F Roger, P Goncalves… - International Journal of …, 2022 - Springer
In this contribution, we investigate the spatial and temporal evolution of mid-crustal flow in
the Agly Massif (North Pyrenean Zone) that represents the southern foreland of the Variscan …