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Hydrogen Sulfide Contamination Studies in the Deep-Water Basin of the Middle Caspian Sea during a Cruise of the R/V Issledovatel Kaspiya in September 2022
AbstractThe article presents the results of comprehensive studies of the hydrological and chemical structure of the Middle and Northern Caspian Sea...
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Characteristic Property of the Formation of Authigenic Minerals in Bottom Sediments of the South Caspian Basin under Hydrogen Sulfide Contamination Conditions
AbstractThe paper presents the results of lithological, mineralogical, and geochemical studies of bottom sediments in the central part of the South...
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On Simulation of the Physical and Chemical Complex for Processing Hydrogen Sulfide in the Black Sea
The results of mathematical modeling of an underwater physical and chemical complex (PCC) are shown, which allow processing hydrogen sulfide...
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Hydrogen Sulfide Contamination of Coastal Lakes at Different Stages of Isolation from the White Sea
Abstract—The results of studies of four coastal lakes with unique hydrological and hydrochemical structure at different stages of isolation from...
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Metal–Sulfide Liquation of Ore-Forming Melt in the Fe–Fe(NiCu)S–C System and Its Role in the Genesis of Magmatic Sulfide Deposits in the Norilsk Region (by Experimental and Geological Data)
AbstractThe results of an experimental study of the melting of a graphite-saturated Fe–Fe(CuNi)S–C system at 0.5 GPa and 1150–1250°C with the...
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Partitioning of highly siderophile elements between monosulfide solid solution and sulfide melt at high pressures
Base metal sulfides (Fe–Ni–Cu–S) are ubiquitous phases in mantle and subduction-related lithologies. Sulfides in the mantle often melt incongruently,...
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Features of the Distribution and Genesis of Authigenic Sulfide Mineralization in Bottom Sediments on the Vietnam Shelf and the South China Sea Slope
AbstractThe paper presents the results of studying the authigenic sulfide aggregates (pyrite) from sediments in the southwestern South China Sea....
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Groundwater Contamination and Induced Risk and Hazard in a Karst Aquifer
Studying and rehabilitating groundwaterGroundwater contamination in hydrogeologic settings such as karst, fractured rock, and deep alluvial aquifer...
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The Role of Microbiological Processes in the Formation of Geochemical Barriers and Redox Zones under Conditions of Contamination of Soils and Aquifers with Metals Near MSW Disposal Sites
AbstractThis article analyzes the role of microbiological processes in the formation of geochemical barriers and redox zones in the contamination of...
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Estimation of the Influence of Contamination by Rocket Fuel Combustion Products on the Chemical and Isotopic Composition of the Lunar Regolith in the Polar Regions
Permanently-shadowed Polar Regions of the Moon contain in deposits of ice water and other volatile substances. Current intensification of polar...
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Groundwater contamination apportionment in Beida-Bordj rural territory, northeast Algeria, using the nitrate pollution index (NPI) and groundwater pollution index (GPI)
Most of the time, too much use of artificial fertilizers in rural areas, especially nitrogen fertilizers used to make crops grow faster, causes...
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The Evolution of Redox Conditions in Isolated Water Bodies of Poria Gub Bay and Kandalaksh Coast of the White Sea
AbstractThe article presents the results of hydrochemical studies of waterbodies with varying degrees of development of anaerobic conditions (up to...
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Thiosulfate in the Upper Part of the Anoxic Water Column in the Black Sea
AbstractThiosulfate is a sulfur species in an intermediate oxidation state between sulfate and sulfide. It appears during bacterial and chemical...
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A Critical Evaluation of the Role of Geotectonics in Groundwater Arsenic Contamination
It has been observed globally that primary groundwater arsenic (As) is derived from modern and ancient magmatic arcs at continental convergent...
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Mercury Partitioning and Behavior in Streams and Source Areas Affected by the Novo-Ursk Gold Sulfide Tailings (West Siberia, Russia)
We studied the behavior of mercury in acid mine drainage (AMD) and in portions of the Ur River affected and non-affected by AMD near the Ursk sulfide...
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Sources and Evolution of Sulfur Isotopic Composition of Sulfides of the Kharaelakh and Pyasino–Vologochan Intrusions, Norilsk Ore Region
Abstract—The paper discusses a problem of the source of sulfide sulfur in economic ore-bearing intrusions of the Norilsk type and less ore-bearing...
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Preliminary Study on Oil Test and Completion Technology of Over 9000 m Deep Wells—Taking Guole X Well as an Example
In recent years, the exploration and development of Tarim Basin has been develo** in the vertical direction, and the oil and gas in deep and...
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Heavy metals in sediments of Yellow Sea and East China Sea: Chemical speciation, distribution, influence factor, and contamination
Metal species and the degree of environmental pollution are related to the hydrogen sulfide (H 2 S), an important product of early diagenesis that can...
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Sulfide Sulfur in Water Objects with Different Mineralization
AbstractHydrogen sulfide, like other sulfides, is formed in aquatic environments due to sulphate reduction processes and putrefactive decomposition...
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Verkhoyansk–Chukotka Rifting and Late Paleozoic Ecosystems of Northeast Asia
AbstractThe article describes the evolutionary history of the development of the sedimentary complexes of the three regions composing the Late...
