№2 (2026) Blinov A.V., Prosekin S.N., Tereshkin S.A., Baranova S.A. УДК 550.4:004.4 https://doi.org/10.47148/1609-364X-2026-2-16-24 Key words: digitalization; geochemical work; geographic information systems (GIS); QGIS; QField; automation; field data; litho-geochemical testing. Section: Application of GIS technologies