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Reference Sections, Fossil Ichthyofauna and Sr Isotope Signature of the Lower Frasnian Sediments of the Latvian Saddle and Orsha Depression, Belarus
Abstract—Lithology of the Lower Frasnian (Upper Devonian) sections, including the Zhelon Regional Stage and the Saria Beds of the Sargaevo Regional...
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New Spore and Pollen Data from the Upper Eocene Deposits of the Sambian Peninsula, Kaliningrad Oblast
AbstractThe article presents the results of the study of continental palynomorphs from the amber-bearing Upper Eocene deposits in the Primorsky...
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Genesis of Manganese Ores of the Kvirila Deposit, Georgia: Evidence from Carbon and Oxygen Isotope Composition and Rare Earth Element Geochemistry
AbstractThe paper reports original data on the isotopic composition (δ 13 С, δ 18 О) and major and rare earth element (REE) geochemistry of manganese...
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Composition and Formation Conditions of Neoproterozoic Phosphorites in the Middle Urals
Phosphorite breccias compose a 6-m-thick member in the Vendian terrigenous Kernos Formation in the basin of the Mezhevaya Utka and Sylvitsa rivers...
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Streptoiocrinus gen. nov. (Disparida, Crinoidea) from the Lower and Middle Ordovician of the Leningrad Region, and Fluctuating Asymmetry of Radial Symmetry
AbstractA crown of Streptoiocrinus gen. nov., with its articulated stem, the columnals of which have long been known in the Billingen and Volkhov...
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Hardgrounds of the Ordovician Baltic Paleobasin as a Distinct Type of Sedimentation Induced by Cyanobacterial Mats
AbstractThe cold-water Volkhov and warm-water Keila hardgrounds of the Ordovician Baltic Basin represent a specialized product of cyanobacterial...
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Geochemical Features of the Jurassic Terrigenous Sedimentary Complex of the Greater Caucasus
AbstractThe paper considers factors that determined the geochemical features of the Jurassic terrigenous complex of the northern Caucasus. It is...
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First Data on the Paleogeographical Settings and Chronology of the Last Interglacial on the Zimnii Coast of the White Sea
AbstractBased on field lithostratigraphic studies, microfaunistic and palynological analyses, and optically stimulated luminescence (OSL) dating of...
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The Tectonics of the Continental Barents Sea Shelf (Russia): The Formation Stages of the Basement and Sedimentary Cover
AbstractBased on the results of field complex geophysical studies in the northwestern part of the Russian sector of the Barents Sea shelf, as well as...
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Ordovician Paleogeography: The Possibilities and Constraints of Conodont-Based Biogeographic Reconstructions
AbstractThis paper provides an overview of modern global paleobiogeographic reconstructions for the Ordovician period and regional paleogeographic...
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Graptolite Scales and Comparison of Ordovician Terrigenous Deep-Sea Sequences in Circumpolar Regions: Correlation and Paleogeographic Potential
AbstractA zonal graptolite scale of the Ordovician on Bennett Island is constructed. The circumpolar correlation of Ordovician terrigenous sequences...
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Bolboporites: Interpretation Getting Back on Track
AbstractBased on new finds and additional evidence, the interpretation of the enigmatic echinoderm Bolboporites is confirmed; it is a blastozoan...
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Stratigraphic Distribution of Fossil Organisms in the Upper Vendian Deposits of the Central and Southwestern Regions of the East European Platform
AbstractNew and previously obtained paleontological data from the Vendian reference sections of the central and southwestern areas of the East...
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Lithochemistry of Upper Vendian–Lower Cambrian Clayey Rocks in the Central Part of the Moscow Syneclise: General Features of Formation
Approximately ~120 bulk chemical analyses of the Upper Vendian hereinafter Valdai Group and Lower Cambrian (Lezh and Galich formations) clayey rocks...
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New Industrial Genetic Type of the Ediacaran Aphanitic Phosphorite Deposits
AbstractA new industrial genetic (“aphanitic”) type of phosphorite deposits has been identified. In terms of the genetic, tectonic, facies, and...
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Carbonate Deposits of Eastern Sarmatia (Early Precambrian Ignateevo Formation, Kursk Block): Sedimentation Conditions and Paleocontinental Correlations
AbstractThe Neoarchean–Early Paleoproterozoic section of the Eastern Sarmatia Kursk Block contains different formations: terrigenous-carbonate...
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Structure of the Earth’s Crust Based on the Gravity Data of the GOCE Satellite Mission and Spatial Position of Polymetallic Deposits in the Frame of the Siberian and East European Platforms
AbstractResults of modern studies of the earth’s crust based on the gravitational data of the GOCE satellite have been used for the first time in a...
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Geological Structure of the Novaya Zemlya Archipelago (West Russian Arctic) and Peculiarities of the Tectonics of the Eurasian Arctic
AbstractOur study considers the structure and tectonics of the Novaya Zemlya archipelago, located in the west Russian Arctic and part of the Eurasian...
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Globular Phyllosilicates of the Glauconite–Illite Series in the Cambrian and Ordovician Rocks of the Eastern Baltica (Northern Estonia, Western Lithuania, and Western Latvia)
AbstractThe mineralogical, structural and crystal-chemical features of seven samples of globular phyllosilicates of the glauconite–illite series...
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Branched Holdfasts of Stemmed Echinoderms from the Middle Ordovician of the Leningrad Region
AbstractAs a result of examination of the collection of holdfasts of stemmed echinoderms from the Ordovician of the Leningrad oblast, Russia, all...
