Doklady Earth Sciences, 2021, V 499, N 1.

Geology

The Stages of Formation of the Main Batholite Belt, 
Northeast Russia: U–Th–Pb SIMS and Ar–Ar Geochronological Data
M. V. Gertseva, M. V. Luchitskaya, I. V. Sysoyev and 
Corresponding Member of the RAS S. D. Sokolov 
p. 533  

Geology of Ore Deposits

LA–ICP–MS Isotopic U–Pb Age of Zircon from the Eldzhurty 
Granites and Rhyolites at the Tyrnyauz Mo–W Deposit 
(North Caucasus, Russia)
S. G. Soloviev, S. G. Kryazhev, D. V. Semenova, 
Y. A. Kalinin and Academician N. S. Bortnikov 
p. 538  

Geochemistry

Sr Isotope Composition of Mud Volcanic Waters in the Kerch–Taman Province
A. S. Aydarkozhina, V. Yu. Lavrushin, Corresponding Member of the RAS A. B. Kuznetsov, 
E. V. Sokol and A.Yu. Kramchaninov 
p. 545  

Variations of Oxygen Isotopic Composition in Magmas 
of Okhotsk–Chukotka Volcanic Belt
Corresponding Member of the RAS V. V. Akinin and 
I. N. Bindeman 
p. 550  

Petrology

The Age and Composition of Alkaline Rocks of the Dugda
Massif (Eastern Sayan): Patterns of the Manifestation of 
the Late Paleozoic Rare-Metal Magmatism in the Southwestern 
Fold Frame of the Siberian Platform
Academician V. V. Yarmolyuk, A. M. Kozlovsky, 
A. V. Nikiforov, E. A. Kudryashova and A. K. Hertek 
p. 556  

Volcanology

Kulpolnei Volcanic Complex of the South Anyui Suture (West Chukotka): 
Composition, Age, and Paleotectonic Interpretations
A. V. Moiseev, M. V. Maskaev, D. K. Ulyanov, Corresponding
Member of the RAS S. D. Sokolov and B. V. Belyatsky 
p. 564  

Paleontology

A New Theropod Dinosaur (Theropoda, Dromaeosauridae) 
from the Late Cretaceous of Tajikistan
A. O. Averianov and Academician A. V. Lopatin 
p. 570  

Geophysics

Analytical Modeling of the Magnetic Field of Mars from 
Satellite Data Using Modified S-Approximations
A. M. Salnikov, I. E. Stepanova, T. V. Gudkova 
and A. V. Batov 
p. 575  

Seismology

New Evidence on Strong Earthquakes in the Arctic Zone of the 
Russian Federation Derived from Geological and Geophysical 
Studies on Belukha Island
A. N. Ovsyuchenko, Corresponding Member of the RAS 
A. L. Sobisevich, M. V. Lyamenkov and R. A. Zhostkov 
p. 580  

Seismological Observations during a Landslide on the 
Dump at the Kolyvan Anthracite Deposit (Novosibirsk Region)
V. S. Seleznev, A. V. Liseikin, A. F. Emanov and 
V. M. Solov’ev 
p. 585  

Oceanology

Pelagic Ecosystem of the Nansen Basin under the Influence of 
Variable Atlantic Water Inflow: The Mechanism Forming 
Diatom Bloom in the Marginal Ice Zone
L. A. Pautova, V. A. Silkin, M. D. Kravchishina, 
V. G. Yakubenko, E. A. Kudryavtseva, A. A. Klyuvitkin 
and Academician L. I. Lobkovsky 
p. 590  

Geophysics

The Correlation of Temperature, Stratus Cloudiness, 
and Electric Field Strength in the Atmosphere
M. V. Shatalina, V. V. Klimenko and Corresponding Member 
of the RAS E. A. Mareev 
p. 595  

Geoecology

Rare Earth Elements as a Causal Factor of Geophagy 
among Herbivorous Animals
A. M. Panichev, N. V. Baranovskaya, I. Ju. Chekryzhov, 
I. V. Seryodkin, E. A. Vakh and A. Belyanovskaya 
p. 599