Contents

Doklady Earth Sciences

Vol. 512, No. 2, 2023

Geology

Fragment of an Early Cambrian Continental Margin in the Structure of the Tuva Segment of the Central Asian Orogenic Belt (Teregtig Formation): Results of U–Pb Zircon Dating and Sr Chemostratigraphy

A. V. Ivanov, E. F. Letnikova, S. I. Shkolnik, Corresponding Member of the RAS A. V. Maslov and N. I. Vetrova p. 915  abstract

New Data on the Geological Structure and Precambrian Evolution of the Mountain Framework of the Denman Glacier Western Side (East Antarctica): First Paleoarchean Age for Plagiogneisses

V. A. Maslov, Academician V. D. Kaminsky, N. V. Rodionov and D. M. Vorobiev p. 923  abstract

Geology of Ore Deposits

Two Stages of Mineralization in the Au–W Metallogenic Belt of Southern Tian Shan: Isotopic U–Pb Dating (LA-ICP-MS Method) of Zircon from Intrusive Rocks at the Jilau W–Au Deposit (Tajikistan)

S. G. Soloviev, S. G. Kryazhev, D. V. Semenova, Y. A. Kalinin and Academician N. S. Bortnikov p. 938  abstract

Geochemistry

Sorption of Rare Earth Elements by Organic Matter from Aqueous Solutions according to Experimental Data

L. M. Pavlova, L. P. Shumilova, V. I. Radomskaya, Corresponding Member of the RAS A. P. Sorokin, V. V. Ivanov, L. P. Noskova and N. Yu. Leusova p. 946  abstract

He Isotopic Composition of Alkaline Intrusions of the Hovsgol Area, Northwestern Mongolia

V. V. Vrublevskii, A. A. Petlina, A. V. Gudkov, M. Yu. Sidorov, A. S. Semiryuakov, R. A. Shelepaev, A. V. Vishnevskii, I. F. Gertner, E. N. Fomina, E. N. Kozlov and O. V. Udoratina p. 953  abstract

Oxygen Isotopic Fractionation in a Silicate–Carbonate System during the Formation of Rocks of the Kovdor Pluton (Kola Peninsula)

Corresponding Member of the RAS E. O. Dubinina, A. S. Morozova, I. T. Rass and A. S. Avdeenko p. 957  abstract

Mineralogy

The First Discovery of Authigenic Carbonates on the Laptev Sea Flank of Gakkel Ridge (Arctic Ocean)

D. V. Kaminskii, N. P. Chamov, A. A. Krylov, I. A. Neevin, M. I. Buyakaite, Academician K. E. Degtyarev, A. S. Dubenskii, Academician V. D. Kaminskii, E. A. Logvina, O. I. Okina, P. B. Semenov, A. O. Kil, Corresponding Member of the RAS O. V. Petrov, Corresponding Member of the RAS B. G. Pokrovskii and T. Yu. Tolmacheva p. 963  abstract

Mineralogy of Continental Sediments of the Ulan-Zhalga Reference Section (West Transbaikalia): A Response to Quaternary Climate Conditions

E. P. Solotchina, M. A. Erbajeva, A. A. Shchetnikov, Academician M. I. Kuzmin, P. A. Solotchin and A. N. Zhdanova p. 968  abstract

A New Chladniite Variety from Volcanic Exhalations. The Genetic Crystal Chemistry of Chladniite

Corresponding Member of the RAS I. V. Pekov, N. V. Zubkova, A. A. Agakhanov, A. G. Turchkova, E. S. Zhitova and Academician D. Yu. Pushcharovskii p. 975  abstract

Petrology

Petrogenesis and Geochemical Implications of Neoproterozoic Gabal Ras Zeraib Granites, Central Eastern Desert, Egypt

Taher M. Shahin p. 983  abstract

Evolution of the Victoria Pipe Ultramafic Alkaline Melt (Anabar Region, Siberian Craton): Melt Inclusion within Olivine and Groundmass Minerals

A. V. Kargin, I. R. Prokopyev, A. E. Starikova, V. S. Kamenetsky and Yu. Yu. Golubeva p. 998  abstract

Geodynamics

The Origin of the West Siberian Sedimentary Basin without Strong Crustal Stretching: An Analysis of Superdeep Drilling Data

Academician E. V. Artyushkov and P. A. Chekhovich p. 1006  abstract

Stratigraphy

First Results of Stratigraphic Drilling in the East Siberian Sea Focused on Geological Studies of the Suture Zone of the Continental Shelf’s Marginal Structures and Deep-Water Areas of the Arctic Ocean

Corresponding Member of the RAS O. V. Petrov, A. M. Nikishin, E. I. Petrov, V. Yu. Tatarinov, S. N. Kashubin, D. V. Prishchepenko, N. A. Malyshev, S. M. Danilkin, V. E. Verzhbitsky, A. A. Kolyubakin, D. K. Komissarov, V. N. Stavitskaya, O. V. Shurekova, E. S. Razumkova, T. Yu. Tolmacheva, D. I. Leontiev, M. Yu. Tokarev, A. I. Ponimaskin and Z. S. Zamotina p. 1014  abstract

An Efficient Approach to the Sequence Stratigraphic Study of Monotonous Holocene Sediments from the Arctic Shelf

A. N. Kolesnik, S. A. Selyutin, O. N. Kolesnik, A. A. Bosin, A. S. Astakhov, E. G. Vologina, E. N. Sukhoveev and I. I. Bazhenov p. 1024  abstract

Paleontology

The Oldest Trace Fossils in Association with an Ediacara-Type Biota in the Upper Vendian of the South Urals

A. V. Kolesnikov, V. D. Desyatkin, V. A. Terekhova, V. N. Pan’kov and Corresponding Member of the RAS A. V. Maslov p. 1032  abstract

Geophysics

Disturbance of Geophysical Fields and the Ionosphere during a Strong Geomagnetic Storm on April 23, 2023

Academician V. V. Adushkin, A. A. Spivak, Yu. S. Rybnov, S. A. Riabova, S. P. Soloviev and A. V. Tikhonova p. 1039  abstract

Seismology

Results of Seismostratigraphic Investigations of the Crimean Shelf by Continuous Seismoacoustic Profiling

A. V. Khortov, N. A. Rimskii-Korsakov, A. A. Pronin and A. D. Mutovkin p. 1044  abstract

Oceanology

Far Field of the Perturbations in the Interface between Deep Ocean and Ice Cover due to Localized Sources

V. V. Bulatov, I. Yu. Vladimirov and E. G. Morozov p. 1050  abstract

Geography

Effect of Soil Gels on Hysteresis Phenomena in Soils

G. N. Fedotov, Corresponding Member of the RAS S. A. Shoba, D. A. Ushkova, D. I. Potapov and I. V. Gorepekin p. 1055  abstract

First Data on the Paleogeographical Settings and Chronology of the Last Interglacial on the Zimnii Coast of the White Sea

N. E. Zaretskaya, E. E. Taldenkova, Ya. S. Ovsepyan, M. V. Ruchkin, D. V. Baranov, O. V. Rudenko and A. Yu. Stepanova p. 1059  abstract

Problems of Inland Waters

Quality of Drinking Water in the Don River Delta under Conditions of a Low Water Level

Academician G. G. Matishov and K. S. Grigorenko p. 1065  abstract

Geochemistry

Uranium in Water of the Baikal Ecosystem

V. I. Grebenshchikova, Academician M. I. Kuzmin and V. M. Demjanovich p. 1076  abstract