Contents

Moscow University Geology Bulletin

Vol. 80, No. 4, 2025

The First Find of a Large CLIPPIR-Group Diamond in the Ebelyakh Alluvial Deposit (Yakutia)

G. Yu. Kriulina, L. D. Bardukhinov, E. M. Sedykh, R. V. Eremeev, M. B. Kopchikov, O. A. Shilova, A. I. Vasina, and L. A. Demidova p. 477  abstract

The Effect of Dividing the Seasonal Irradiation of the Earth in the Late Pleistocene according to the Phases of Change in the Eccentricity of its Orbit

V. M. Fedorov and D. M. Frolov p. 486  abstract

The Mineralogical-Geochemical Characteristics of the Middle Pleistocene–Holocene Deposits of the Moscow Syneclise and the Conditions of Their Formation

R. R. Gabdullin, S. I. Merenkova, A. Yu. Puzik, K. V. Syromyatnikov, K. P. Kazymov, N. V. Badulina, I. V. Badyanova, A. V. Ivanov, I. R. Migranov, K. P. Serikov, and L. A. Semenenko p. 490  abstract

The Age of the Tetrapod Mastodonsaurus Fauna (Middle Triassic) of the East European Platform: First Data on Radioisotope U–Pb LA-ICP-MS Dating. Article 2. Datings and Sedimentation Model

V. V. Silantiev, A. V. Kulikova, I. V. Novikov, A. S. Felker, D. N. Miftakhutdinova, R. R. Gabdullin, K. M. Akhmedenov, D. B. Yakupova, E. M. Nurieva, and Ya. Ya. Saetgaleeva p. 499  abstract

On the Discovery of Menuites (Menuites) fresvillensis (Seunes, 1890) (Ammonoidea, Pachydiscidae Spath) from the Maastrichtian Deposits of Southwestern Crimea

E. Yu. Baraboshkin and M. A. Ustinova p. 511  abstract

The Use of Earth Remote Sensing Technologies for Solving Geological Problems in Natural Areas of Russia

A. A. Samsonov, Yu. A. Churikov, N. N. Anisimov, and A. R. Ibragimov p. 517  abstract

Results of Remote Monitoring of Changes in Natural Resources in the Steppe Zone of the Southern Urals under Conditions of Technogenic Impact of Mining Activities

A. A. Samsonov, Yu. A. Churikov, A. R. Ibragimov, I. Yu. Grishin, and A. G. Fesyun p. 525  abstract

Alkaline Lamprophyres of the Chatkal–Kuramin Region (Middle Tien Shan)

Kh. D. Ishbaev, N. R. Dalimov, A. A. Kurbanov, K. M. Ileshov, A. Kh. Shukurov, V. I. Starostin, and A. A. Samsonov p. 533  abstract

Diamonds of the Northwestern Part of the Anabar Diamondiferous Region: Placers of the Khara-Mas River (Yakutia)

S. V. Vyatkin, G. Yu. Kriulina, V. K. Garanin, and L. D. Bardukhinov p. 554  abstract

Dynamics of Coastal Accumulative Forms and Experience of Improving Navigation Conditions at the Palana River Mouth (Northwestern Kamchatka)

S. L. Gorin, D. V. Korzinin, D. I. Shkolniy, and P. M. Belova p. 563  abstract