REV - CLXL - Vol. 37 (2013): Envíos recentes
Mostrando ítems 11-12 de 12
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New data on the lithostratigraphy of Beiras Group (Schist Greywacke Complex) in the region of Góis-Arganil-Pampilhosa da Serra (Central Portugal)
(2013)[Abstract] In the course of geological surveys conducted in the region of Góis (Central Portugal) a new unit was recognized at the top of Boque-Serpins Formation, characterized by the presence of levels of quartzites ... -
The Valborraz tungsten mine: Description of a potential source of arsenic pollution
(Universidade da CoruñaInstituto Universitario de Xeoloxía Isidro Parga Pondal, 2013)[Abstract] Soil contamination levels were studied in the land affected by an abandoned tungsten mine in Valdeorras (NW Spain). The mine worked mainly in the first half of the twentieth century, and it was definitely closed ...