Subduction, underplating, and return flow recorded in the Cycladic Blueschist Unit exposed on Syros, Greece

AJ Kotowski, M Cisneros, WM Behr, DF Stockli… - …, 2022 - Wiley Online Library
Exhumed high‐pressure/low‐temperature (HP/LT) metamorphic rocks provide insights into
deep (∼ 20–70 km) subduction interface dynamics. On Syros Island (Cyclades, Greece), the …

Stretched thin: Oligocene extrusion and ductile thinning of the Basal Unit along the Evia Shear Zone, NW Cyclades, Greece

TA Ducharme, DA Schneider, B Grasemann… - …, 2022 - Wiley Online Library
We present field‐based structural, geochronological, and petrological evidence for a major
new Oligocene extensional shear zone, the Evia Shear Zone (ESZ), on the island of Evia in …

Dating metamorphic processes and identifying 87Sr/86Sr inheritance using volume-coupled Rb/Sr geochronology and geochemistry of in situ white mica: A …

CJ Barnes, T Zack, M Bukała, D Rösel, C Mark… - Chemical …, 2024 - Elsevier
High-pressure/low-temperature rocks from two well-studied outcrops of the Cycladic
Blueschist Unit on Syros are used to demonstrate the advantages of volume-coupled 87 …

Constraints on the thermal evolution of metamorphic core complexes from the timing of high-pressure metamorphism on Naxos, Greece

TN Lamont, AJ Smye, NMW Roberts, MP Searle… - …, 2023 - pubs.geoscienceworld.org
Metamorphic core complexes are classically interpreted to have formed during crustal
extension, although many also occur in compressional environments. New U–(Th)–Pb …

Petrochronology of polygenetic white micas (Naxos, Greece)

IM Villa, J Glodny, A Peillod, A Skelton… - Journal of …, 2023 - Wiley Online Library
Abstract Naxos in the Greek Cyclades preserves a type example of polymetamorphism. The
southern and northern parts of the island record different Tertiary P–T histories between …

Switching from the top-NW backthrusting to top-SE post-orogenic deformation in the Aegean domain: Insights from the calcite microfabric and siliciclastic rocks of the …

S Laskari, K Soukis, S Lozios, DF Stockli - Journal of Structural Geology, 2024 - Elsevier
Detailed microstructural analysis was conducted in the imbricated Amorgos stratigraphy to
decipher the complex deformation history of the calcitic mylonitic zones related to different …

Development and passive exhumation of high-pressure shear zones (Blueschist Unit, Syros): Insights from quartz and columnar calcite microstructures

E Aravadinou, N Gerogiannis, P Xypolias - Journal of Structural Geology, 2022 - Elsevier
Quartz and columnar calcite microstructures in two major high-pressure (HP) shear zones
(Syros Island, Greece), which carry meta-igneous rocks over calcite marbles, were studied to …

Disruption of a high‐pressure unit during exhumation: Example of the Cycladic Blueschist unit (Thera, Ios and Naxos islands, Greece)

A Peillod, CGC Patten, K Drüppel… - Journal of …, 2024 - Wiley Online Library
Reconstructing the original geometry of a high‐pressure tectonic unit is challenging but
important to understand the mechanisms of mountain building. While a single nappe is …

[HTML][HTML] Recent advances in petrochronology: from dates to ages and rates of deep orogenic processes

L Labrousse, G Bonnet… - Comptes …, 2024 - comptes-rendus.academie-sciences …
In order to decipher the prevalent processes active at depth in orogenic systems, their time
sequence and their rates have to be assessed. This is essentially done via absolute dating …

Hygrochronometry of punctuated metasomatic events during exhumation of the Cycladic blueschist unit (Syros, Greece)

T Gyomlai, P Agard, HR Marschall, L Jolivet - Terra Nova, 2023 - Wiley Online Library
The spatiotemporal scales at which fluid flow events occur along the subduction interface
remain poorly constrained. This study illustrates the benefit of using in‐situ Rb/Sr dating on …