RT Journal Article T1 Características espectrales de mezclas minerales en el Piedemonte de la Sierra de la Peña de Francia (provincia de Salamanca) T1 Spectral characteristics of mineral mixtures in the Sierra de la Peña de Francia Piedmont (Salamanca province, Spain) A1 García Meléndez, Eduardo A1 Suárez Barrios, Mercedes A1 Goy Goy, José Luis AB Laboratory reflectance spectroscopy covering the 400 to 2500 nm wavelength interval and X-ray diffraction analysis are applied to a set of samples composed of mineral mixtures, in order to determine the relatioships between spectral curves and sample mineralogy. Three spectral groups are distinguished and asigned to three different parts of the Sierra de la Peña de Francia Piedmont, contributing to the understanding of its spectral response, in order to be applied to the interpretation of satellite images. PB Sociedad Geológica de España SN 0213-683X YR 2002 FD 2002 LK https://hdl.handle.net/20.500.14352/134074 UL https://hdl.handle.net/20.500.14352/134074 LA spa NO García Meléndez, Eduardo, et al. «Características espectrales de mezclas minerales en el Piedemonte de la Sierra de la Peña de Francia (provincia de Salamanca)». Geogaceta, n.º 33, pp. 35-38, https://sge.usal.es/archivos/geogacetas/Geo33/Art09.pdf. NO FEDER 1FD97-0222 NO European Commission DS Docta Complutense RD 19 mar 2026