Geology of giant quartz veins and their host rocks from the Eastern Pyrenees (Southwest Europe)

ABSTRACTGiant Quartz Veins (GQVs) are ubiquitous in different tectonic settings and, besides being often related to hydrothermal ore deposits, also represent large-scale fingerprints of the structural and geochemical history of the rocks in which they are hosted. Here we present detailed geological...

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Main Authors: Eloi González-Esvertit, Àngels Canals, Paul D. Bons, Henrique Murta, Josep Maria Casas, Enrique Gomez-Rivas
Format: Article
Language:English
Published: Taylor & Francis Group 2023-12-01
Series:Journal of Maps
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/17445647.2022.2133642
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author Eloi González-Esvertit
Àngels Canals
Paul D. Bons
Henrique Murta
Josep Maria Casas
Enrique Gomez-Rivas
author_facet Eloi González-Esvertit
Àngels Canals
Paul D. Bons
Henrique Murta
Josep Maria Casas
Enrique Gomez-Rivas
author_sort Eloi González-Esvertit
collection DOAJ
description ABSTRACTGiant Quartz Veins (GQVs) are ubiquitous in different tectonic settings and, besides being often related to hydrothermal ore deposits, also represent large-scale fingerprints of the structural and geochemical history of the rocks in which they are hosted. Here we present detailed geological maps and interpretations of three key areas of the Eastern Pyrenees where GQVs are well exposed. The studied rocks record different styles of deformation and are representative of common settings of the Pyrenees where GQVs are present: pre-Variscan metasedimentary and metavolcanic rocks, late Variscan granitoids, and Mesozoic and Cenozoic sedimentary rocks. GQVs in the study areas formed along pre-existing brittle and ductile structures or at locations with lithological heterogeneities, and have alteration haloes of silicified host rocks. The geological maps and interpretations presented here contribute to gain insights into the formation mechanisms of GQVs and into the structural constraints on fluid flow and mineral reactions at different depths of the Earth’s crust.
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spelling doaj.art-5e35893dd6d647bc852194e47b5e27962023-07-10T22:00:03ZengTaylor & Francis GroupJournal of Maps1744-56472023-12-0119110.1080/17445647.2022.2133642Geology of giant quartz veins and their host rocks from the Eastern Pyrenees (Southwest Europe)Eloi González-Esvertit0Àngels Canals1Paul D. Bons2Henrique Murta3Josep Maria Casas4Enrique Gomez-Rivas5Departament de Mineralogia, Petrologia i Geologia Aplicada, Facultat de Ciències de la Terra , Universitat de Barcelona, Barcelona, SpainDepartament de Mineralogia, Petrologia i Geologia Aplicada, Facultat de Ciències de la Terra , Universitat de Barcelona, Barcelona, SpainChina University of Geosciences, Beijing, People’s Republic of ChinaDeep Nature Photography, Belo Horizonte, BrasilDepartament de Dinàmica de la Terra i l’Oceà, Facultat de Ciències de la Terra, Universitat de Barcelona, Barcelona, SpainDepartament de Mineralogia, Petrologia i Geologia Aplicada, Facultat de Ciències de la Terra , Universitat de Barcelona, Barcelona, SpainABSTRACTGiant Quartz Veins (GQVs) are ubiquitous in different tectonic settings and, besides being often related to hydrothermal ore deposits, also represent large-scale fingerprints of the structural and geochemical history of the rocks in which they are hosted. Here we present detailed geological maps and interpretations of three key areas of the Eastern Pyrenees where GQVs are well exposed. The studied rocks record different styles of deformation and are representative of common settings of the Pyrenees where GQVs are present: pre-Variscan metasedimentary and metavolcanic rocks, late Variscan granitoids, and Mesozoic and Cenozoic sedimentary rocks. GQVs in the study areas formed along pre-existing brittle and ductile structures or at locations with lithological heterogeneities, and have alteration haloes of silicified host rocks. The geological maps and interpretations presented here contribute to gain insights into the formation mechanisms of GQVs and into the structural constraints on fluid flow and mineral reactions at different depths of the Earth’s crust.https://www.tandfonline.com/doi/10.1080/17445647.2022.2133642Giant quartz veinsgeological mappingEastern Pyrenees
spellingShingle Eloi González-Esvertit
Àngels Canals
Paul D. Bons
Henrique Murta
Josep Maria Casas
Enrique Gomez-Rivas
Geology of giant quartz veins and their host rocks from the Eastern Pyrenees (Southwest Europe)
Journal of Maps
Giant quartz veins
geological mapping
Eastern Pyrenees
title Geology of giant quartz veins and their host rocks from the Eastern Pyrenees (Southwest Europe)
title_full Geology of giant quartz veins and their host rocks from the Eastern Pyrenees (Southwest Europe)
title_fullStr Geology of giant quartz veins and their host rocks from the Eastern Pyrenees (Southwest Europe)
title_full_unstemmed Geology of giant quartz veins and their host rocks from the Eastern Pyrenees (Southwest Europe)
title_short Geology of giant quartz veins and their host rocks from the Eastern Pyrenees (Southwest Europe)
title_sort geology of giant quartz veins and their host rocks from the eastern pyrenees southwest europe
topic Giant quartz veins
geological mapping
Eastern Pyrenees
url https://www.tandfonline.com/doi/10.1080/17445647.2022.2133642
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