Doklady Earth Sciences, 2019, V 487, N 1.

Geology

Geodynamic Conditions of Oil-and-Gas 
Accumulations in the Ural–Novaya Zemlya Belt
V. Yu. Kerimov, N. B. Kuznetsov and A. V. Osipov 
p. 741  

Authigenic Carbonates from Holocene Sediments of 
Lake Itkul (South of West Siberia) as Indicators of Climate Changes
E. P. Solotchina, Academician M. I. Kuzmin, 
P. A. Solotchin, A. E. Maltsev, G. A. Leonova 
and I. V. Danilenko 
p. 745  

GEOLOGY

Main Features of the Historical Metallogeny of Niobium
A. V. Tkachev, Academician D. V. Rundqvist 
and N. A. Vishnevskaya 
p. 751  

Geology

First Determination of the Isotope Age of the Andesite–Dacite 
Complex of the Eastern Zone of the Middle Urals
Academician V. A. Koroteev, V. S. Chervyakovskiy, 
M. V. Zaitseva, E. N. Volchek and V. M. Necheukhin 
p. 756  

The First Data on the Composition of Rocks of the 
Atlantis Rise (Central Atlantic)
A. A. Peive 
p. 761  

The First Finding of Foliar Flora Fossils in the 
Section of Cenozoic Deposits of Sardakh-Sise 
Island (Lena River Delta)
L. B. Khazin, O. B. Kuzmina, I. V. Khazina, N. N. Lashchinskiy, 
A. A. Kartoziia and Corresponding 
Member of the RAS V. A. Kashirtsev 
p. 766  

Morphology and Genesis of Washout-Like Structures 
in a Coal Seam (Eastern Donbas)
A. V. Mokhov 
p. 769  

Late Stages in the Evolution of the Late Mesozoic 
East Mongolian Volcanic Areal: Rock Age and Composition
Academician V. V. Yarmolyuk, E. A. Kudryashova 
and A. M. Kozlovsky 
p. 773  

Geochemistry

Petrogeochemical Zoning of Mesozoic Volcanic Rocks
of the Ore Fields of Gold and Polymetallic 
Deposits of Eastern Transbaikalia
B. N. Abramov 
p. 778  

First Data on Variations in the Contents of Macro- and 
Microelements and Precious Metals in Vertical Sections 
in Industrial Wastes of the Fiagdon Tailing Dump 
(Republic of North Ossetia–Alania)
A. G. Gurbanov, Academician O. A. Bogatikov, 
A. B. Leksin, V. M. Gazeev, O. A. Gurbanova, 
A. B. Lolaev and V. E. Ilaev 
p. 782  

Overlapping Ore Mineralization of Volcanic Rocks 
from the Sea of Japan: New Data
O. N. Kolesnik, V. T. S’’edin, A. N. Kolesnik, 
E. I. Yaroshchuk and A. A. Karabtsov 
p. 786  

Numerical Modeling of the Effects of Major 
Elements on the Solubility of Chrome–Spinel 
and a Likely Solution of the Problem of the Origin of Chromitite
G. S. Nikolaev, A. A. Ariskin and G. S. Barmina 
p. 791  

A Search for Sources of the Detritus of Ordovician 
Sandstones from the Sol-Iletsk Block (Ordovician-2 Borehole) 
Based on the First Data of the Geochemical and Lu/Hf 
Isotopic Systematics of Zircons
T. V. Romanyuk, E. A. Belousova, N. B. Kuznetsov, 
V. M. Gorozhanin and E. N. Gorozhanina 
p. 795  

Y–REE Mineralization in Biotite–Arfvedsonite 
Granites of the Katugin Rare-Metal Deposit, 
Transbaikalia, Russia
A. E. Starikova, Corresponding Member of the 
RAS E. V. Sklyarov and V. V. Sharygin 
p. 800  

Mercury in the Water of Small Rivers of the 
Onega Bay Basin of the White Sea
Yu. A. Fedorov, A. E. Ovsepyan, V. A. Savitsky, 
A. A. Zimovets and I. V. Dotsenko 
p. 804  

Estimation of the Incorporation of Impurity K and 
Na Ions in the CaSiO3 and MgSiO3 Crystal 
Structures at Pressures of 18–25 GPa
N. N. Eremin, A. V. Bobrov and E. I. Marchenko 
p. 807  

Reconstruction of Environmental Changes in Western 
Siberia: Evidence from the Diatom Complexes 
of Lake Sediments
Corresponding Member of the RAS T. I. Moiseenko 
and L. V. Razumovsky 
p. 810  

A High-Temperature Al–Ca Condensate in the Lunar Regolith
A. V. Mokhov, T. A. Gornostaeva, P. M. Kartashov, 
A. P. Rybchuk and Academician O. A. Bogatikov 
p. 815  

Evolution of High-Magnesium Melts During 
Crystallization of Rocks in Ultramafic Massifs, 
Siberian Platform
V. A. Simonov, Yu. R. Vasiliev, A. V. Kotlyarov 
and V. S. Prihodko 
p. 819  

Geography

High-Resolution Oxygen Isotope Diagram of Late Pleistocene
Ice Wedges of Seyakha Yedoma, Eastern Yamal Peninsula
Yu. K. Vasil’chuk, N. A. Budantseva and A. C. Vasil’chuk 
p. 823  

Oceanology

Application of Deuterium Excess for Identification of
Freshwater Sources in the Bays of Novaya Zemlya Archipelago
S. A. Kossova, E. O. Dubinina, A. Yu. Miroshnikov and 
Corresponding Member of the RAS M. V. Flint 
p. 827  

Geochemistry

Hydrothermal Synthesis of Framed Titanosilicates of
the Ivanyukite Mineral Structure
L. G. Gerasimova, Corresponding Member of the RAS 
A. I. Nikolaev, E. S. Shchukina and M. V. Maslova 
p. 831  

Sources of Eocene Magmatism in Western Kamchatka 
by the Geochemical and Sr–Nd–Pb Isotope 
Characteristics of Basites
P. I. Fedorov, A. B. Perepelov, D. V. Kovalenko, 
S. I. Dril and Corresponding Member of the 
RAS K. V. Lobanov 
p. 835  

Geophysics

Variations of the Parameters of Internal Gravity 
Waves in the Atmosphere of Central Asia before Earthquakes
Academician V. V. Adushkin, V. I. Nifadiev, 
B. B. Chen, S. I. Popel, G. A. Kogai, A. Yu. Dubinskii 
and P. G. Weidler 
p. 841  

Structure of the Khatanga–Lomonosov Fracture 
Zone according to Seismic Data
E. V. Shipilov, Corresponding Member of the RAS 
L. I. Lobkovsky and S. I. Shkarubo 
p. 846  

Geography

Estimation of the Thermodynamic Parameters of Land Cover from 
Multispectral Measurements of Reflected Solar Radiation 
(Landsat) in Terms of Nonextensive Statistical Mechanics
Yu. G. Puzachenko, A. N. Krenke, M. Yu. Puzachenko, 
R. B. Sandlerskii and I. I. Shironya 
p. 852  

Results of Cryotrasologic Indication of Paleosols 
Revealed to the North of the European and Western 
Siberian Loess BeltV. S. Sheinkman, 
Academician V. P. Melnikov, S. N. Sedov 
and A. V. Rusakov 
p. 858  

Oceanology

Specifics of the Deepwater Reception of Pseudo-Random
Pulse Signals Propagating from the Shelf 
towards the Deep Ocean
Academician V. A. Akulichev, Yu. N. Morgunov, 
A. A. Golov, S. I. Kamenev and P. S. Petrov 
p. 862  

Carbonate Characteristics of the Gulf of Anadyr Waters
I. I. Pipko, S. P. Pugach, N. I. Savelieva, V. A. Luchin, 
O. V. Dudarev, Academician V. I. Sergienko and 
Corresponding Member of the RAS I. P. Semiletov 
p. 867