Link for citation: Sidkina E.S., Toropov A.S., Konyshev A.A. Geochemical features of natural water of building stone quarries in Pitkäranta area (Karelia). Bulletin of the Tomsk Polytechnic University. Geo Аssets Engineering, 2023, vol. 334, no. 4, рр.7-21. In Rus. The relevance of the research is related to the need for a regional assessment of the impact …