The enriched Variscan lithosphere of NE Iberia: data from postcollisional Permian calc-alkaline lamprophyre dykes of Les Guilleries

The enriched Variscan lithosphere of NE Iberia: data from postcollisional Permian calc-alkaline lamprophyre dykes of Les Guilleries

Post-collisional mafic dykes crosscut the Paleozoic metamorphic basement and late-Variscan plutons in Les Guilleries massif (Catalan Coastal Ranges, NE Iberia). The predominance of mafic phenocrysts, porphyritic texture, abundant amphibole, high MgO and volatile content, together with crustal-like t...

Full description

Bibliographic Details
Main Authors: Esteban Mellado, Mercè Corbella, Didac Navarro-Ciurana, Andrew Kylander-Clark
Format: Article
Language:English
Published: Universitat de Barcelona (UB), Geociències Barcelona (Geo3BCN), Institut de Diagnosi Ambiental i Estudis de l'Aigua (IDAEA), Universitat Autònoma de Barcelona (UAB) 2021-12-01
Series:Geologica Acta
Subjects:
calc-alkaline lamprophyre
sr-nd isotopes
les guilleries massif
catalan coastal ranges
variscan orogeny
post-collisional dykes
Online Access:https://revistes.ub.edu/index.php/GEOACTA/article/view/34109/36155

Similar Items

Similar Items