Methodological approaches to the study of mineral resource potential of regions Myroslav Syvyj, Ordenbek Mazbayev, Olena Volik, Natalia Panteleeva and Olena Hanchuk E3S Web Conf., 280 (2021) 11012 Published online: 30 June 2021 DOI: 10.1051/e3sconf/202128011012