Contents

Moscow University Geology Bulletin

Vol. 80, No. 5, 2025

Gold–Mercury Ore Formation in Southern Donbass

V. M. Artemenko and A. L. Dergachev p. 577  abstract

Dislocations in Late Pleistocene Loose Deposits of the Onega Structure as a Result of Seismic Impacts

A. V. Poleshchuk, D. S. Zykov, A. O. Agibalov, K. M. Sedaeva, and A. A. Sentsov p. 589  abstract

Unstudied Ammonite Ammonites Baeri Simonovich, Bacevich et Sorokin, 1876 from the Upper Cretaceous Deposits of the Caucasian Mineralnye Vody Region

E. Yu. Baraboshkin p. 599  abstract

3D Modeling of the North Chukchi Basin Hydrocarbon Systems

M. V. Korotaev, N. V. Pravikova, and K. F. Aleshina p. 604  abstract

The First Discovery of Calcareous Nannoplankton in the Lower Berezovo Subformation (Upper Cretaceous, Coniacian–Campanian Stages) of Western Siberia

M. A. Ustinova, V. S. Vishnevskaya, V. A. Marinov, A. S. Ovchinnikova, and E. A. Zhegallo p. 613  abstract

The Evolution of the Hydrodynamic Conditions of the Port of the City of Phanagoria in the 5th–1st Centuries BC

A. O. Khotylev, D. V. Korzinin, S. V. Olkhovskiy, O. V. Khotylev, A. A. Mayorov, and N. N. Dyakov p. 627  abstract

The Vertical Geochemical Zonation of the Tutkhlivayam Ore Occurrence and Criteria for the Assessment of the Erosion Level within the Eruvayam Ore Cluster (Kamchatka)

P. E. Schweigert, I. A. Kalko, D. S. Bukhanova, and K. A. Gribushin p. 637  abstract

A Geological and Geochemical Prospecting Model for Intrusion-Related Gold Mineralization

Yu. N. Nikolaev, I. V. Balykova, S. V. Kuzin, I. A. Baksheev, I. A. Kalko, A. V. Apletalin, and V. V. Kosyatov p. 646  abstract

On the Issue of Oil and Gas Prospects in the Arctic Regions of Western Siberia

S. A. Punanova p. 658  abstract

The Ecological–Geological Systems of Limestone Massifs in the Crimean Mountains

M. A. Kharkina, V. T. Trofimov, and T. V. Andreeva p. 668  abstract

Technologies of Deblending of Marine Seismic Data Acquired by Simultaneous Shooting

G. A. Kazanin and V. G. Gainanov p. 677  abstract

Spatial Distribution of Thawed and Frozen Grounds Based on Areal Electrical Tomography Data

V. S. Stepchenkov, D. K. Bolshakov, and I. N. Modin p. 681  abstract

Contrasts between Electrophysical Properties in a Sandy–Clay Section and Their GPR Reflections

M. A. Tarasova, S. S. Bricheva, and M. L. Vladov p. 688  abstract

Correlation between the Spectral Density of the MT Field Components and Solar Activity Based on the Example of Studies near the Ilmen Crustal Anomaly

V. A. Kulikov, D. V. Epishkin, A. P. Ionicheva, N. M. Shagarova, and M. I. Shiryaev p. 698  abstract

Effect of Sedimentation Processes on the Formation of a Terrigenous Reservoir (Case Study of the Lower and Upper Cretaceous Assemblages in the Western Part of the Gydan Peninsula)

E. K. Bakai, T. A. Shardanova, E. V. Karpova, and A. N. Khomyak p. 707  abstract

Post-Sedimentation Changes in Cretaceous Sandstone Reservoirs in the Western Part of the Gydan Peninsula

E. V. Karpova, E. K. Bakai, T. A. Shardanova, and A. N. Khomyak p. 717  abstract