1. Mineralogical–Geochemical Characteristics of the Ore-Bearing Chernogorsky Intrusion, Norilsk Area

   • N. A. Krivolutskaya
   • D. V. Kuzmin
   • O. A. Tyutyunnik

   OriginalPaper 23 July 2021 Pages: 633 - 660

   

2. Physicogeochemical Evolution of Melts of Superplumes Uplift from the Lower Mantle to the Transition Zone: Experiment at 26 and 20 GPa

   • Yu. A. Litvin
   • A. V. Spivak
   • A. V. Kuzyura

   OriginalPaper 23 July 2021 Pages: 661 - 682

   

3. Distribution of Metal Species and the Assessment Their Bioavailability in the Surface Waters of the Arctic: Proposals for the Water Quality Standards

   • T. I. Moiseenko
   • T. I. Gashkina
   • M. I. Dinu

   OriginalPaper 23 July 2021 Pages: 683 - 698

   

4. Formation Processes and Parameters of the Landscape–Geochemical Barrier of the Eutrophic Swamp

   • V. V. Sysuev

   OriginalPaper 23 July 2021 Pages: 699 - 710

   

5. Mineralogical–Geochemical Characteristics of the Snow Cover in Areas with Mining and Ore-Processing Facilities

   • A. Yu. Opekunov
   • M. G. Opekunova
   • E. Yu. Elsukova

   OriginalPaper 23 July 2021 Pages: 711 - 724