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The studed area, a WNE-ESE cross-section Espinho-LobпїЅo, is located is the westhern boundary of Central Iberian Zone and Ossa Morena Zone, near the NW cost line of Portugal. This is an axial sector of the Iberian Variscan Orogen from which several geodynamic interpretations have been proposed. The aim of this work is a contribution to the petrogenese and variscan evolution of the (meta) igneous and metasedimentary units, constrain by macro, microstructural, petrographic and lithogeochemical data. The metasediment...