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Programa de cartografia transfronteiriça do LNEG-IGME na Zona Sul Portuguesa nas escalas 1/200 000 e 1/400 000. Um contributo para a estratigrafia do SW Ibérico

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SUMMARY: The South Portuguese Zone (SPZ) 1/200 000 and 1/400 000 scale maps and stratigraphic program in SW Iberia is presented by a LNEG-IGME consortium and funded by GEO_FPI/Interreg-POCTEP. The 1/200 000 mapped area corresponds to the border area and is based on previous work (Folha 8 and Sevilla-Puebla de Guzmán maps). The 1/400 000 map covered a larger area, from Lisbon to Seville. The following domains of SPZ were considered: Pulo do Lobo (early Frasnian-late Famennian), Iberian Pyrite Belt (late Famennian-late Visean) and Baixo Alentejo Flysch Group (late Visean-late Moscovian). The maps include the Mesozoic Algarve basin and the Cenozoic Guadalquivir/Algarve basins. Field surveys were done using standard stratigraphic and GIS database methodologies. Palynological studies of Paleozoic metasedimentary rocks and U/Pb zircon geochronology of plutonic and volcanic rocks were essential to refine and update the Paleozoic stratigraphy. The new data allowed new knowledge and the validation of the geological models.

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Geological mapping Stratigraphy South Portuguese Zone Algarve and Guadalquivir basins Cartografia geológica Estratigrafia Zona Sul Portuguesa Bacias do Algarve e Guadalquivir

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Matos, João Xavier; Díez-Montes, Alejandro; Dias, Ruben Pereira; Pereira, Zélia; Machado, Susana; Solá, A. Rita; Carmona, J.J. Huerta; Ressurreição, Ricardo; Albardeiro, Luís; Mendes, Márcia; Morais, Igor; González-Clavijo, Emilio J.; Gonçalves, Pedro; Santos, Sara; de Oliveira, Daniel Pipa Soares; Salgueiro, Rute; Henriques, S.B.A.; Oliveira, José Tomás; Fernandes, Paulo; Inverno, Carlos; Lopez, M. T. (2023) - Programa de cartografia transfronteiriça do LNEG-IGME na Zona Sul Portuguesa nas escalas 1/200 000 e 1/400 000. Um contributo para a estratigrafia do SW Ibérico. In: Lopes, F. C., Dinis, P. A., Duarte, L. V. e Cunha, P. P. (Coords.). XI Congresso Nacional de Geologia: Geociências e Desafios Globais. Livro de Resumos. Coimbra, 16- 20 julho de 2023, Departamento de Ciências da Terra da Universidade de Coimbra (eds.), p. 741-742. ISBN: 978-989-98914-8-7

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Departamento de Ciências da Terra da Universidade de Coimbra

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