Impact of gypsum from the Zgropolci landfill (Chemical Industry – HIV- Veles) on the sculptures at the archaeological site Stobi, North Macedonia

The paper presents the results of the examinations of PM-10 particles from ambient air at the archeological site Stobi, in the period of June 2020. The results obtained by applying the SEM-EDS method indicate the presence of the mineral gypsum/anhydrite in morphological forms that are very similar to the gypsum present in the landfill for waste phosphorous gypsum in the vicinity of the village Zgropolci (HIV Veles).