SovietRxiv · Open Access in English
Rediscovering the Soviet scientific archive, in English
25357 full-text translations 14926 English PDFs 22539 abstracts
Showing 50 of 25357 papers
This paper examines the occurrence and migration of antimony in groundwater and related natural waters, drawing on published geochemical data and hydrogeochemical investigations in mineralized regions of Siberia, Transbaikalia, Central Asia, and other areas. It reviews the solubility and oxidation b…
This paper examines the petrography, petrochemistry, and inferred sequence of formation of dike rocks in the Lyubavinskaya ore zone of Central Transbaikalia, where such bodies are important indicators for gold mineralization. On the basis of field relations, petrographic descriptions, major-element …
This paper examines the uneven distribution of gold in the Nikolaevskaya-2 vein of the Nikolaevskoye gold deposit in Central Transbaikalia, using structural observations, vein-thickness mapping, content isolines, and correlation estimates. The study argues that gold content is not meaningfully contr…
This paper proposes increasing oil pipeline throughput by transporting oil in a partially degassed state rather than after complete degassing. Drawing on viscosity measurements for several Tomsk Region oils, the authors show that oils retaining associated gas after separation at moderate pressures h…
This paper examines the distribution and typomorphic features of accessory zircon in the Kamensky granitoid massif of northwestern Rudny Altai, with attention to variation from the endocontact toward the central part of the intrusion and among later vein differentiates. Using systematic sampling and…
This paper examines small but pronounced structural depressions in Upper Permian deposits in the western platform part of Orenburg Oblast, where salt tectonics had previously been considered limited mainly to adjacent foredeep and depression zones. Using drilling and stratigraphic evidence from the …
The paper addresses the difficulty of distinguishing petromagnetic rock varieties when histograms or variation curves of magnetic susceptibility and residual magnetization have similar forms, close modal values, and similar conventional statistical parameters. It proposes a rapid comparative method …
This paper describes newly identified sedimentary manganese occurrences in Middle Cambrian rocks of the Batenev Ridge, an eastern spur of the Kuznetsk Alatau. On the basis of lithological mapping, stratigraphic relations, fossil evidence, and chemical analyses, the authors place the mineralization i…
This paper examines Lower to Middle Devonian volcanogenic rocks of the Byskar Series in a limited area of the southeastern spurs of the Solgon Ridge, where acidic and subalkaline volcanic varieties and paleovolcanic structures had been insufficiently described. Based on field mapping, lithologic and…
This paper characterizes ore mineralization in the Lebed skarn zone of southwestern Gornaya Shoriya, where endoskarn and exoskarn bodies are arranged en echelon along the tectonic contact of the Lebed intrusion with enclosing volcanic and sedimentary rocks. On the basis of mineral associations, text…
This paper reexamines the Precambrian stratigraphy of the Western Sayan, focusing on the Dzhebash Series, Akkol Formation, Buiba Formation, and Chingin Formation and on units previously assigned to Cambrian, Ordovician, or Silurian successions. Using lithologic descriptions, structural relationships…
This paper characterizes the Proterozoic Goldzhinskaya Suite near Katyushkina village in the Batenevsky Ridge of the Kuznetsk Alatau, focusing on its lithological subdivision, rhythmic structure, and trace element geochemistry. Based on a measured section, the suite is divided into lower carbonate t…
This paper characterizes a reference Quaternary section near Urop in the central Kuznetsk Basin, where previous lithological and mineralogical study had been lacking. Using borehole descriptions, grain-size data, carbonate, humus, pH and absorption measurements, chemical and spectral analyses, and m…
The paper examines the limitations of offshore drilling from filled areas and piled foundations, especially their high cost and restricted applicability at greater water depths. It reviews earlier approaches to marine drilling and anti-rolling stabilization, then proposes a semi-submersible crucifor…
This paper reviews the development and limitations of offshore oil drilling methods, from early seabed filling projects and pile-supported foundations to the emerging need for drilling from floating bases in deeper waters. It argues that conventional pile foundations are costly and unsuitable for gr…
This paper proposes a simplified methodology for the quantitative assessment of tectonic fracturing in mine workings, quarries, and natural rock outcrops. It uses the averaged true spacing between fractures as the principal parameter and derives correction formulas for converting visible distances b…
This study examines the distribution of minor elements in Cambro-Proterozoic volcanogenic rocks of the spilite-diabase formation along the southwestern margin of the Kuznetsk Alatau. Based on semiquantitative spectral analyses of 207 samples, the author compares albitized diabases and diabase porphy…
The paper examines how to determine optimal spacing between exploration workings while accounting for deposit size, reserve-category distribution, variability, and anisotropy of mineral bodies. It critiques empirical formulas that make spacing depend only on variability and permissible error, arguin…
The paper proposes a probabilistic and analytical method for determining borehole exploration network density from preliminary data, addressing limitations in earlier prescribed-error and probabilistic-statistical approaches. It defines a base number of elementary exploration blocks needed to estima…
This paper examines the distribution of sulfide mineralization in the semi-covered Hercynian structures of the Kolyvan-Tomsk fold zone, where numerous ore occurrences were known but no fully explored deposits had been established. Using regional geological, structural, stratigraphic, and hydrogeoche…
This paper examines the physical and mechanical properties of sandstones and siltstones from the Uropskoye coal deposit in Kuzbass, with attention to their relevance for projected open-pit quarry wall stability. Cylindrical specimens of Jurassic and Permian sandstones and Permian siltstones were tes…
This paper examines the Riphean volcanogenic and sedimentary formations of the Kommunar ore field on the eastern slope of the Kuznetsk Alatau. Using geological mapping, borehole and mine data, field relationships, and petrographic descriptions, the authors distinguish a lower diabase and porphyrite …
This paper examines uranium-bearing jasper-like quartz veinlets cutting marbles and skarns near a granite contact, with emphasis on mineral composition, uranium occurrence, and genetic interpretation. Microscopic, microradiographic, chemical, and leaching observations indicate that the veinlets cons…
This paper examines how the complex shape of a magnetic ore body can produce nonuniform magnetization and thereby complicate interpretation of magnetic anomalies. Using a theoretical two-dimensional body divided into three parts, the author calculates differing magnetization intensities and directio…
This paper examines the petrography, chemical composition, and genesis of the alkaline rocks of the Batayul massif in the northern Kuznetsk Alatau. Based on field observations, petrochemical variation diagrams, chemical analyses, and comparison with associated Devonian effusive rocks, it distinguish…
This paper describes the newly identified Kazymchin polymetallic ore occurrence on the eastern slope of the Kuznetsk Alatau, emphasizing its geological position, host rocks, structural controls, and ore mineralogy. Based on mining observations and core drilling, the authors characterize the occurren…
This paper examines a 45 to 49 m Quaternary section from boreholes at the Uropsky South area of the Kuzbass coal basin, where natural exposures are absent. Lithological, granulometric, chemical, mineralogical, and palynological analyses are used to distinguish loess-like loams and clays, buried soil…
This study examines Triassic deposits penetrated by borehole 1074 on the Inskaya exploration line of the Uropskoye coal deposit in the Kuzbass, where distinguishing coal-bearing Upper Permian strata from coal-barren Triassic rocks is important for exploration. Using lithological description, microsc…
This paper examines shortcomings in the methodology of oil and gas prospecting and exploration in Western Siberia, especially the weak scientific basis for selecting prepared structures for deep drilling. Drawing on exploration results, structural and facies analysis, and examples from known fields,…
This paper examines failures of brake rods in mine hoisting machines, where fatigue cracking, excessive tensile or compressive loading, lever-system misalignment, clearances, jamming, and brake-weight impacts can impair braking reliability. It proposes that periodic control tests evaluate rods for t…
The paper presents a geometric method for determining the true thickness of a mineral bed when exploration boreholes have spatial curvature. It derives coordinate formulas for successive borehole points from measured azimuth and zenith angles, then uses entry and exit points from four wells to test …
This paper describes a reusable program for computing correlation characteristics on the Minsk-1 electronic digital computer. It formulates the storage of correlation-table data as a matrix, up to 25 by 20 elements without external memory, and details the addressing scheme, cyclic summation procedur…
This paper revises the stratigraphy of Lower Cambrian carbonate deposits in the upper Ulen River basin on the southeastern margin of the Batenevsky Ridge. Based on detailed measured sections and bed-by-bed collections of trilobites, archaeocyaths, and algae, the authors divide the formerly undiffere…
This paper examines Precambrian basement rocks penetrated by exploratory boreholes in the Ermakov and Shchuchya areas of the northeastern West Siberian Plate, near the junction with the Siberian Platform. Using core descriptions, electrical logging, and petrographic thin-section analysis, the author…
The paper addresses electrical safety in exploratory drilling rigs, where temporary operation, frequent relocation, moisture, and exposure to weather increase the risk of insulation deterioration and electric shock. It argues that protective grounding alone is insufficient and that safe power supply…
This paper examines how host rocks influence the formation and localization of vein deposits, using the gold-bearing quartz veins of the Saralinsky ore field in the Kuznetsk Alatau as a case study. After reviewing earlier views on chemical, physicomechanical, and structural controls, the author anal…
This study examines how external synthesis conditions affect product selectivity in the formation of organic compounds from carbon monoxide and water vapor over a cobalt-thorium catalyst. Experiments at atmospheric pressure under isothermal conditions varied temperature, space velocity, carbon monox…
This paper examines how catalyst composition affects the selectivity of organic synthesis from carbon monoxide and water vapor, with emphasis on hydrocarbon formation as the main reaction. Experiments were conducted in an isothermal fixed bed flow apparatus at atmospheric pressure using an industria…
This paper examines how reaction conditions influence the selectivity of heterogeneous catalytic synthesis of organic compounds from carbon monoxide and water vapor over cobalt and iron catalysts. It develops qualitative kinetic relationships for parallel and consecutive reactions, considering tempe…
This paper reports an evaluation of the commercial properties of crude oil from the Sredne-Nyurolskoye field in Tomsk Oblast. Using fractionation and standard physicochemical characterization, it describes yields, sulfur content, hydrocarbon composition, viscosity, low-temperature properties, and su…
This paper examines the composition and refining potential of crude oil from the Sovetskoye field in Western Siberia, based on physicochemical analyses of samples from producing wells and a detailed distillation study of one sample. The oil is characterized as a low-density, low-sulfur paraffin-naph…
This study determines the individual hydrocarbon composition of the initial boiling point to 122°C gasoline fraction of Myldzhinskoye gas condensate, subdivided into initial boiling point to 60°C, 60 to 95°C, and 95 to 122°C fractions. Analysis was performed by gas liquid chromatography on a 100 m c…
The paper evaluates gas condensate from the Myldzhinskoye field in Tomsk Oblast as a potential feedstock for petrochemical processing. Fractions obtained by atmospheric-vacuum rectification were analyzed by aniline-point methods, adsorption on silica gel and molecular sieves, gas-liquid chromatograp…
This study characterizes the gaseous resources associated with the Myldzhinskoye gas condensate field in Tomsk Oblast as potential fuel and chemical feedstock. Samples of separated gas, raw condensate, and stabilized condensate from several wells were analyzed, including stepwise degassing of raw co…
This study evaluates the commercial properties of gas condensate from the Myldzhinskoye field using direct distillation with atmospheric vacuum rectification and compares the resulting fractions with relevant fuel standards. The condensate is shown to have low sulfur content and to yield substantial…
This study characterizes gas condensate from the Myldzhinskoye field in Tomsk Oblast as prospective feedstock for petroleum refining and petrochemical use. Five separator samples from different wells were examined for density, viscosity, molecular weight, vapor pressure, elemental composition, sulfu…
This paper examines the prospects for discovering lithological oil and gas accumulations in southern Tomsk Oblast using the B-X reservoir of the Myldzhinskoye gas-condensate field as an example. Based on drilling, testing, structural mapping, and log interpretation, the authors describe a Valanginia…
This paper reports measurements of the hydrogen isotopic composition of oilfield and associated waters from fields in Tomsk Oblast, using a flotation density method after purification and, where necessary, removal of oil admixtures by activated carbon. The authors compare deuterium deviations with d…
