Within the Mining District Est of Monte Rosa, this study aims at a threefold objective : •??to implement the knowledge of the background values in the soils of other heavy metals (Arsenic, Mercury, Chromium, Zinc, Rubidium, Strontium, Zirconium, Lead, Manganese and Barium), using more rapid characterization surveys and methodologies (XRF) and statistical analysis; •??provide the community with useful references on the new limits of remediation of specific regulated metals, in the local natural context as required by art. 240 point b of D.Lgs. 152/06; •??to compare the background value of arsenic in the study areas with two different sampling and analysis methodologies.