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Browsing by Author "Blanco Sánchez, J. A."
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Costras carbonatadas en la sucesión aluvial distal eocena de la Formación Hamada de Boudenib II al sur del Alto Atlas (Marruecos)
Armenteros, Ildefonso; Ben Brahim, M.; Blanco Sánchez, J. A.; Huerta, Pedro; Suárez Barrios, M. (Sociedad Geológica de España, 2003)On the southern edge of the High Atlas Mountains of Morocco, the Tertiary continental deposits form extensive tablelands, the so-called "Hamada", in the Boudenib area. Two units have been defined in' the Paleogene: a Lower ... -
Dinámica del proceso de alteración ambiental de la «piedra de Villamayor»
Blanco Sánchez, J. A. (Sociedad Geológica de España, 1989)The Villamayor sandstones, Upper Paleocene in age, are composed of strongly arkosic fluvial sediments. The sediment is organized in sequences of decreasing grain size of which only one part can de exploited for construction ... -
La alteración de las pizarras ordovícicas de la ciudad de Salamanca: implicaciones geotécnicas
Nespereira, J.; Yenes Ortega, M.; Blanco Sánchez, J. A. (Sociedad Geológica de España, 2003)This paper deals with the geotechnical properties of the ordovician weathered slates outcropping in the urban area of Salamanca. Due to the mesozoic weathering, the originated profile imported characteristics of residual ... -
Paleometeorización vs. Paleoalteración en la superficie de discordancia Proterozoico-Cámbrico en el Antiforme del Narcea
Gutiérrez Alonso, Gabriel; Blanco Sánchez, J. A.; Macfarlane, A.; Fernández Suárez, J. (Sociedad Geológica de España, 2004)Petrographic and geochemical characterization of the rocks underlying the Neoproterozoic-Cambrian angular unconformity in the eastern flank of the Narcea Antiform, provide an insight on the processes involved in the ...