Contents

Doklady Earth Sciences

Vol. 528, No. 1, 2026

STRATIGRAPHY

Sr-Isotope Stratigraphy and Pb–Pb Age of Carbonate Rocks of the Burlya Formation, the Selenga Group of the Western Transbaikalia

Corresponding Member of the RAS A. B. Kuznetsov, O. K. Kaurova, G. V. Konstantinova, O. R. Minina, and M. S. Scripnikov p. 1  abstract

PETROLOGY

Syenite Magmatism in Chingiz-Tarbagatai Zone (Eastern Kazakhstan): Formation Stages and Geodynamic Settings

S. V. Khromykh, M. D. Tsareva, P. D. Kotler, Academician K. E. Degtyarev, and A. V. Kulikova p. 2  abstract

MINERALOGY

Kinetic Parameters of the Dehydroxylation of Gibbsite of Two Genetic Types

Ph. P. Melnikov, N. M. Boeva, and Academician N. S. Bortnikov p. 3  abstract

OCEANOLOGY

On the Generating Mechanism of the Atlantic Multidecadal Oscillation

Corresponding Member of the RAS A. B. Polonsky and A. B. Fedotov p. 4  abstract

ATMOSPHERIC AND HYDROSPHERIC PHYSICS

Precursors of Geomagnetic Storms Based on Combined Processing of Muon Hоdoscope–Neutron Monitor System Observations Using Neural Networks

V. G. Getmanov, K. S. Zaitsev, M. E. Dunaev, and M. N. Dobrovolsky p. 5  abstract

ATMOSPHERIC AND HYDROSPHERIC PHYSICS

Microstructure and Absorption Capacity of Aerosol in Nonphotochemical Smog

G. I. Gorchakov, O. I. Datsenko, A. V. Karpov, and R. A. Gushchin p. 6  abstract

GEOLOGY

Monzonitoides in Tuffaceous Conglomerate Boulders of the Otukdash Formation of the Ordovician Sistigkhem Trough (Tuva)

D. D. Bulgakova, A. V. Ivanov, E. F. Letnikova, and Corresponding Member of the RAS A. E. Izokh p. 7  abstract

GEOCHEMISTRY

Wolframite Solubility in Aluminosilicate Melt (Experimental Investigation)

N. I. Suk, A. R. Kotelnikov, and Academician N. S. Bortnikov p. 8  abstract

SEISMOLOGY

Possible Explanation for the Large Difference in Recurrence Periods of Megathrust Earthquakes in Kamchatka on July 29, 2025 and in Japan on March 11, 2011

Academician L. I. Lobkovsky, Corresponding Member of the RAS P. N. Shebalin, I. A. Garagash, and I. S. Vladimirova p. 9  abstract

OCEANOLOGY

Drop Effect on the Air Flow Structure in the Surface Boundary Layer of the Atmosphere during a Hurricane

Yu. I. Troitskaya, A. N. Zotova, and D. A. Sergeev p. 10  abstract

SOIL SCIENCE

The Universal Digital Model of Russian Soil Cover

Academician A. L. Ivanov, Academician I. Yu. Savin, M. I. Gerasimova, A. V. Zhogolev, T. V. Ananko, N. V. Savitskaya, D. A. Zhulidova, K. S. Orlova, and N. S. Sobolev p. 11  abstract

PETROLOGY

Sections of Mantle Columns and Features of Metasomatic Transformations of the Lithospheric Mantle Beneath the Komsomolskaya-Magnitnaya and Deimos Kimberlite Pipes (Upper Muna Kimberlite Field) Based on Garnet Composition Studies

I. V. Yakovlev, V. G. Malkovets, A. A. Gibsher, M. V. Milaushkin, A. M. Dymshits, and A. L. Ragozin p. 12  abstract

New Data on the Age of Paleozoic Granitic Magmatism in the Greater Caucasus Based on U–Pb Zircon Age Estimates

V. A. Kamzolkin, A. V. Latyshev, V. B. Khubanov, A. V. Chistyakova, M. Y. Shur, R. V. Veselovskiy, A. M. Khubanova, A. A. Kruglova, I. A. Nesterova, and Y. P. Vidjapin p. 13  abstract

MINERALOGY

Seidite-(Ce): New Structure Model, Refinement of the Formula, and the Problem of Polytypism

T. L. Panikorovskii, V. N. Yakovenchuk, Academician S. V. Krivovichev, and S. N. Volkov p. 14  abstract

CLIMATIC PROCESSES

Mineralogical Indicators of Climate Changes in the Late Holocene Sedimentary Record of Lake Shira (Khakassia)

P. A. Solotchin, E. P. Solotchina, Corresponding Member of the RAS E. V. Sklyarov, A. N. Zhdanova, E. V. Bezrukova, A. A. Shchetnikov, I. V. Danilenko, and D. D. Lisitsyna p. 15  abstract

GEOECOLOGY

Results of Study of Hydrocarbons in Bottom Sediments of the Black Sea Coastal Area after an Accidental Fuel Oil Spill

I. A. Nemirovskaya, V. A. Naumova, Corresponding Member of the RAS P. O. Zavialov, and G. A. Kolyuchkina p. 16  abstract

STRATIGRAPHY

First Records of Dinoflagellate Cysts from the Jurassic of the Southwestern Spurs of the Gissar Range

G. N. Aleksandrova, A. V. Lidskaya, A. E. Masloboeva, O. A. Karshiev, G. G. Dzhalilov, and V. B. Ershova p. 17  abstract

GEOLOGY OF ORE DEPOSITS

Forms of Strategic Metals Occurrence in the Briketno-Zheltukhinskoe U–Mo–Re Deposit and an Effective Method for Their Extraction

P. E. Kailachakov, P. E. Belousov, Corresponding Member of the RAS I. V. Vikentyev, O. A. Doynikova, B. V. Pokidko, and Corresponding Member of the RAS V. A. Petrov p. 18  abstract

GEOCHEMISTRY

Experimental Study of the Solubility of Niobium Oxide and Pyrochlore in Fluoride Solutions at 300‒550°C, 50 and 100 MPa

N. P. Kotova, V. S. Korzhinskaya, Corresponding Member of the RAS Yu. B. Shapovalov, and Academician L. Ya. Aranovich p. 19  abstract

MINERALOGY

Refinement of the Crystal Structure of Argentotetrahedrite: A New S(3) Site in Octahedral Cluster [Ag, Cu]6

N. G. Lyubimtseva, G. V. Shilov, D. V. Korchagin, S. E. Borisovskiy, A. N. Utenyshev, Academician S. M. Aldoshin, and Academician N. S. Bortnikov p. 20  abstract

Jewelry Demantoid (Andradite) and Its Host Serpentinites of the Middle Urals Ultramafic Massifs

A. B. Makeyev, E. N. Terekhov, Corresponding Member of the RAS N. B. Kuznetsov, M. V. Stifeeva, E. B. Salnikova, S. E. Borisovsky, L. A. Ivanova, and O. I. Okina p. 21  abstract