Contents

Doklady Earth Sciences

Vol. 493, No. 1, 2020

Geology

The First Discovery of Pseudotachylytes in the Paleoproterozoic Ladoga Zonal Metamorphosed Complex of Fennoscandia and Their 40Ar/39Ar Dating

Corresponding Member of the RAS Yu. A. Morozov, D. S. Yudin, A. V. Travin, M. A. Matveev, A. L. Kulakovskiy and A. I. Smulskaya p. 485  abstract

GEOLOGY

The First Evidence of Cambrian Granitoid Magmatism during the Formation History of the Bureya Continental Massif of the Central Asian Fold Belt

R. O. Ovchinnikov, Corresponding Member of the RAS A. A. Sorokin and N. M. Kudryashov p. 490  abstract

Geology

Early Cretaceous Basalts of the Franz Josef Land Archipelago: Correspondence of New 40Ar/39Ar and Paleomagnetic Data

V. V. Abashev, D. V. Metelkin, Academician V. A. Vernikovsky, E. A. Vasyukova and N. E. Mikhaltsov p. 495  abstract

The First Evidence for Paleozoic Endogenous Activity on the Western Slope of the Southern Urals

S. Yu. Stepanov, Corresponding Member of the RAS V. N. Puchkov, R. S. Palamarchuk, V. A. Popov, E. N. Lepehina, L. N. Sharpenok and A. V. Antonov p. 499  abstract

Metallogeny

Distribution and Formation of Mississippi Valley–Type Lead–Zinc Deposits on the Eastern Margin of the Siberian Platform (Results of GIS Analysis of the Global Crust Model)

A. L. Galyamov, A. V. Volkov and Corresponding Member of the RAS A. A. Sidorov p. 504  abstract

Geochemistry

Diamond Crystallization at High Pressure: The Relative Efficiency of Metal-Graphite and Metal-Carbonate Systems

V. M. Sonin, A. A. Tomilenko, E. I. Zhimulev, T. A. Bul’bak, T. Yu. Timina, A. I. Chepurov and Academician N. P. Pokhilenko p. 508  abstract

Geochemical Evidence for Participation of the Subducted Crust in the Process of Transformation of the Subcontinental Mantle in the Yakutian Diamondiferous Province

Academician V. S. Shatsky, A. L. Ragozin, O. A. Kozmenko and A. A. Denisenko p. 513  abstract

Petrology

Sources of Magmas and Conditions of Rock Formation in the Late Cenozoic Udokan Volcanic Plateau

Academician V. V. Yarmolyuk, V. M. Savatenkov, F. M. Stupak and E. A. Kudryashova p. 517  abstract

Paleoproterozoic Kimberlites of Kimozero: Petrographic Facies Reconstruction of Kimberlite Pipe Overcoming Tectonic and Metamorphic Modification

A. V. Kargin, A. A. Nosova, I. I. Babarina, A. Ya. Dokuchaev and I. A. Kondrashov p. 522  abstract

Geophysics

Magnetic and Electrical Effects of the Explosive Stage of the Stromboli Volcanic Eruption (July 3, 2019, Italy)

A. A. Spivak and S. A. Riabova p. 526  abstract

A Projection Method for Solving Systems of Linear Equations: Gravimetry Applications

S. M. Agayan, Sh. R. Bogoutdinov, A. A. Bulychev, Corresponding Member of the RAS A. A. Soloviev and I. A. Firsov p. 530  abstract

Seismotectonic Deformation of the Early Medieval Fortress Wall of Derbent (Dagestan)

A. N. Ovsyuchenko, A. M. Korzhenkov, M. S. Gadjiev, A. S. Larkov and E. A. Rogozhin p. 535  abstract

Border of the Continental Margin of the Central Arctic Uplifts in Amundsen Basin in Siberia

V. A. Poselov, Corresponding Member of the RAS V. V. Butsenko, V. D. Kaminsky and S. M. Zholondz p. 539  abstract

Seismology

The Velocities of Modern Horizontal Movements of Earth Crust in the South Sector of Yenisei Ridge According to GNSS Observations

Academician A. D. Gvishiani, V. N. Tatarinov, V. I. Kaftan, A. I. Manevich, B. A. Dzeboev and I. V. Losev p. 544  abstract

Identification of Induced Seismicity in the Fault Zone of the Korobkovskoye Deposits (Kursk Magnetic Anomaly) Based on Observations of a Small-Aperture Seismic Array

Academician V. V. Adushkin, A. V. Varypaev, A. F. Kushnir and I. A. Sanina p. 548  abstract

Physics of Atmosphere

Tropical Cyclones and Their Transformation into Extratropical: Estimates of the Half-Century Trends

Academician I. I. Mokhov, M. E. Makarova and A. G. Poroshenko p. 552  abstract

Geography

The Long-Term Effect of Ongoing Spruce Decay on Carbon Exchange in Taiga Forests

D. V. Karelin, D. G. Zamolodchikov, A. V. Shilkin, A. S. Kumanyaev, S. Yu. Popov, N. O. Tel’nova and M. L. Gitarskiy p. 558  abstract

Identification of Climate Conditions Restricting the Distribution of the Taiga Tick Ixodes Persulcatus on the Territory of Russia and in Neighboring Countries

I. O. Popov and E. N. Popova p. 562  abstract

Okenone in Bottom Sediments as a Proxy for Changes in the Water Level of a Saline Stratified Lake

D. Y. Rogozin, V. V. Zykov, A. O. Bulkhin and Academician A. G. Degermendzhi p. 565  abstract

Oceanology

Determination of the Parameters of a Submerged Source by Perturbations of the Liquid Surface Based on Machine Learning Methods

E. A. Voronin, V. N. Nosov and A. S. Savin p. 569  abstract