Doklady Earth Sciences, 2021, V 498, N 1.

Geology

Tectonic Structure of the Junction Zone between 
Lomonosov Ridge and the Eurasian Continental Margin
A. A. Chernykh, Corresponding Member of the RAS 
V. D. Kaminskiy, I. V. Yakovenko and M. S. Korneva 
p. 355  

Age and Tectonic Setting of Granitoids of the Uda 
Complex of the Dzhugdzhur Block of the Stanovoy Suture: 
New Data on the Formation of Giant Magmatic Belts in Eastern Asia
A. M. Larin, Corresponding Member of the RAS A. B. Kotov, 
E. B. Salnikova, V. P Kovach, Yu. V. Plotkina and T. M. Skovitina 
p. 362  

Paleoproterozoic Age of Gneiss-Granites of the Mamskaya 
Zone (Baikal–Patom Belt): Geological Implications
E. Yu. Rytsk, A. A. Andreev, E. V. Tolmacheva, 
Corresponding Member of the RAS A. B. Kuznetsov, 
S. D. Velikoslavinsky and A. M. Fedoseenko 
p. 367  

Geology of Ore Deposits

New Evidence of the Polycyclic Genesis of Platinum 
Placer-Forming Formations of the Kondyor 
Alkaline-Ultramafic Massif: Results of 190Pt–4He Dating
A. G. Mochalov, O. V. Yakubovich, F. M. Stuart 
and Academician N. S. Bortnikov 
p. 372  

Nature of the Skarn–Borosilicate Deposit Giants 
of the Sikhote-Alin and Pamir Mountains
Academician A. I. Khanchuk, V. V. Ratkin 
and O. A. Eliseeva 
p. 379  

Geochemistry

U–Pb (CA-ID-TIMS) Geochronological Studies
of High-Uranium Metamict Zircons
A. A. Ivanova, E. B. Salnikova, Corresponding 
Member of the RAS A. B. Kotov, L. F. Syritso 
and Yu. V. Plotkina 
p. 384  

Н2О as a Possible Initiator of Surface 
Graphitization of Impact Diamonds
V. M. Sonin, I. A Gryaznov, A. I. Chepurov 
and Academician N. P. Pokhilenko 
p. 388  

Content and Composition of Organic Compounds in 
Suspended Particulate Matter and Bottom Sediments 
in the Kara Sea during the Period of Seasonal Ice Melting
I. A. Nemirovskaya, Academician M. V. Flint, 
V. A. Artemiev, A. V. Khramtsova and I. S. Khalikov 
p. 392  

Mineralogy

Genesis of Sulfide and Platinum-Metal Mineralization
of the Khudolaz Complex (Southern Urals)
I. R. Rakhimov and Corresponding Member of the RAS V. N. Puchkov 
p. 398  

A New Occurrence of Maruyamaite
K. A. Musiyachenko, A. V. Korsakov and 
Academician F. A. Letnikov p. 403  

A New Metamorphic–Hydrothermal Genetic 
Type of Zvyagintsevite Pd3Pb
E. M. Spiridonov 
p. 409  

Petrology

Archean Carbonatites and Alkaline Rocks of the Kursk Block, 
Sarmatia: Age and Geodynamic Setting
K. A. Savko, S. V. Tsybulyaev, Corresponding Member of 
the RAS A. V. Samsonov, N. S. Bazikov, E. H. Korish, 
R. A. Terentiev and V. V. Panevin 
p. 412  

Orbicular Peridotites of the Polar Urals: 
New Evidence of Magmatic Impregnation in Ophiolites
V. R. Shmelev, V. G. Kotelnikov and 
M. V. Chervyakovskaya 
p. 418  

Seismology

Deficit of Large Aftershocks as an Indicator of 
Afterslip at the Sources of Earthquakes in Subduction Zones
Corresponding Member of the RAS P. N. Shebalin, 
I. A. Vorobieva, S. V. Baranov and Corresponding 
Member of the RAS V. O. Mikhailov 
p. 423  

The Bystrinskii Earthquake in the Southern Baikal 
Region (Sep. 21, 2020, Mw = 5.4): General Characteristics, 
Basic Parameters, and Deformation Signs of the 
Transition of the Focus to the Meta-Unstable State
S. A. Bornyakov, A. A. Dobrynina, K. Zh. Seminsky, 
V. A. Sankov, N. A. Radziminovich, D. V. Salko and 
A. N. Shagun 
p. 427  

Oceanology

Sedimentary Waves and Reconstruction of Bottom 
Currents in the Novaya Zemlya Trough of the Kara Sea
B. V. Baranov, Academician M. V. Flint, 
N. A. Rimskiy-Korsakov, S. G. Poyarkov and K. A. Dozorova 
p. 432  

Geography

Cyclicity of Climate in the Sea of Azov Region: 
The Holocene and the Current Period (19th to 21st Centuries)
Academician G. G. Matishov, L. V. Dashkevich and E. E. Kirillova 
p. 436  

Geoecology

The Effects of Low-Intensity Ultrasound on 
Toxigenic Cyanobacteria
Academician V. A. Rumyantsev, V. N. Rybakin, 
I. V. Rudskii and A. N. Korovin 
p. 441  

Cold Crucible Induction Melting for Production of 
Murataite Matrices for Immobilization of Actinides
Corresponding Member of the RAS S. V. Yudintsev, 
O. I. Stefanovskaya, M. S. Nikolsky, M. V. Skvortsov 
and B. S. Nikonov 
p. 444