Contents

Doklady Earth Sciences

Vol. 478, No. 2, 2018

A simultaneous English language translation of this journal is available from Pleiades Publishing, Ltd.
Distributed worldwide by Springer. Doklady Earth Sciences ISSN 1028-334X.

Geology

Lower Carboniferous Siderites: A Product of Bottom Seeps and Bacterial Metanogenesis (Subpolar Urals)

A. I. Antoshkina and N. N. Ryabinkina p. 139  abstract

Ranking the Productivity Potential of Ore-Placer Nodes of the Amur Gold-bearing Province

A. V. Melnikov, Academician V. G. Moiseenko and V. A. Stepanov p. 143  abstract

The U–Pb System in Schorlomite from Calcite–Amphobole–Pyroxene Pegmatite of the Afrikanda Complex (Kola Peninsula)

E. B. Salnikova, M. V. Stifeeva, A. R. Chakhmouradian, Corresponding Member of the RAS V. A. Glebovitsky and E. P. Reguir p. 148  abstract

Pool Structures: A New Type of Interaction Zones of Lithospheric Plate Flows

Foreign Member of the RAS R. G. Garetskyi and M. G. Leonov p. 152  abstract

Late Carboniferous Monzonite–Granosyenite Magmatism in the Northern Balkhash Region (Central Kazakhstan)

P. V. Ermolov, Corresponding Member of the RAS K. E. Degtyarev, E. B. Salnikova, A. A. Tretyakov, A. B. Kotov, I. V. Anisimova and Yu. V. Plotkina p. 156  abstract

N and C Isotopic Compositions of the Lower Triassic of Southern Primorye and Reconstruction of Habitat Conditions of Marine Organisms after Mass Extinction at the End of the Permian

Y. D. Zakharov, M. Horacek, Y. Shigeta, A. M. Popov and T. Maekawa p. 161  abstract

Features of the Ore Forming Process on the Dvoinoye Epithermal Au–Ag Deposit (Western Chukotka)

E. E. Kolova, A. V. Volkov, N. E. Savva, V. Yu. Prokof’ev and Corresponding Member of the RAS A. A. Sidorov p. 166  abstract

Rift–Related Sediments of the Passive Continental Margin of the Paleo-Asian Ocean (Baikal Segment)

A. M. Mazukabzov, A. M. Stanevich, Corresponding Member of the RAS D. P. Gladkochub, T. V. Donskaya, V. B. Khubanov, Z. L. Motova and T. A. Kornilova p. 171  abstract

New Data on the Composition of Cretaceous Volcanic Rocks of the Alazeya Plateau, Northeastern Yakutia

N. V. Tsukanov and S. G. Skolotnev p. 175  abstract

The First Precise Data on the Age of Charoite Mineralization (Eastern Siberia, Russia)

A. V. Ivanov, V. A. Gorovoy, D. P. Gladkochub, A. S. Shevelev and N. V. Vladykin p. 179  abstract

The Oldest Granites of Russia: Paleoarchean (3343 Ma) Subalkali Granites of the Okhotsk Massif

V. K. Kuzmin, E. S. Bogomolov, Corresponding Member of the RAS V. A. Glebovitskii and N. V. Rodionov p. 183  abstract

Origin of the Early Sial Crust and U–Pb Isotope–Geochemical Heterogeneity of the Earth’s Mantle

M. A. Mishkin, A. D. Nozhkin, G. M. Vovna, Corresponding Member of the RAS V. G. Sakhno and A. A. Veldemar p. 190  abstract

Extent of the Middle Cretaceous Orogen in Eastern Asia and the Geodynamic Causes of Its Transformation

N. I. Filatova p. 194  abstract

The Hirnantian δ13C Positive Excursion in the Nabiullino Section (South Urals)

R. R. Yakupov, T. M. Mavrinskaya and I. V. Smoleva p. 199  abstract

Geochemistry

Cosmogenic Substances in the Zhamanshin Crater

T. A. Gornostaeva, A. V. Mokhov, P. M. Kartashov and Academician O. A. Bogatikov p. 204  abstract

U–Pb Age and Geochemical Characteristics of Ultramafic–Mafic Rocks of the Dzhida Zone Ophiolite Association (Southwestern Transbaikalia)

A. L. Elbaev, Corresponding Member of the RAS I. V. Gordienko, T. B. Bayanova, D. V. Gorokhovskiy, D. A. Orsoev, R. A. Badmatsyrenova and O. V. Zarubina p. 208  abstract

Sources of Matter and Ore-Producing Fluid of the Tamunyer Gold–Sulfide Deposit (Northern Urals): Isotope Results

D. A. Zamyatina and V. V. Murzin p. 211  abstract

Nanodiamond Formation at the Lithogenesis and Low-Stages of Regional Metamorphism

S. K. Simakov, N. N. Melnik and V. I. Vyalov p. 214  abstract

Geophysics

The Density Jump at the Inner Core Boundary in the Eastern and Western Hemispheres

D. N. Krasnoshchekov and V. M. Ovtchinnikov p. 219  abstract

The Two-Layer Geodynamo Model

M. Yu. Reshetnyak p. 224  abstract

Geography

The Influence of Climate Change on the Intensity of Ice Gouging of the Bottom by Hummocky Formations

S. A. Ogorodov, V. V. Arkhipov, A. V. Baranskaya, O. V. Kokin and A. O. Romanov p. 228  abstract

Geochemistry

Contraction of Spawning Areas in the Baksan River and Pollution of Superficial Water of Adjacent Territories

S. F. Vinokurov, A. G. Gurbanov, Academician O. A. Bogatikov, B. S. Karamurzov, V. M. Gazeev, A. V. Shevchenko, V. A. Sychkova, S. M. Dolov and Z. I. Dudarov p. 232  abstract

Experimental Study of REEs, Ba, and Sr Interphase Partitioning in Fluid–Magmatic Silicate Systems at T = 1250°C and P = 2 kbar

N. I. Suk, A. R. Kotelnikov and Corresponding Member of the RAS Yu. B. Shapovalov p. 237  abstract

Geography

New Data on Vegetation and Climate Reconstruction in the Baikal-Patom Highland (Eastern Siberia) in the Last Glacial Maximum and Early Holocene

A. Henry, E. V. Bezrukova, A. V. Teten’kin and Academician M. I. Kuz’min p. 241  abstract

The Long-Term Pattern of Temperature and Precipitation in the Southern Urals

D. Yu. Vasil’ev, V. M. Pavleychik, Corresponding Member of the RAS V. A. Semenov, J. T. Sivohip and Academician A. A. Chibilev p. 245  abstract

Geochemistry

A Unique Find of Rhenium-bearing Wolframite in Ongonites of the Russian Far East

V. I. Alekseev and Corresponding Member of the RAS Yu. B. Marin p. 250  abstract

The First Results of Study of Hydrocarbon Biomarkers and Hydrocarbons of a Diamond-like Structure in the Riphean, Vendian, and Lower Cambrian Rocks of the Katanga Saddle

G. N. Gordadze, V. Yu. Kerimov, A. V. Gaiduk, M. V. Giruts, M. A. Lobusev, S. G. Serov, N. B. Kuznetsov and T. V. Romanyuk p. 253  abstract

Geophysics

The First Heat Flow Measurements on the Novaya Zemlya Archipelago

D. S. Nikitin and M. D. Khutorskoi p. 258  abstract

Geography

Evaluation of the Atlantic Multidecadal Oscillation Impact on Large-Scale Atmospheric Circulation in the Atlantic Region in Summer

Corresponding Member of the RAS V. A. Semenov and E. A. Cherenkova p. 263  abstract

Oceanology

Aerosols in the Near-Water Surface Layer of the Caspian Sea

Academician A. P. Lisitzin, V. N. Lukashin, A. N. Novigatsky, A. A. Klyuvitkin, O. M. Dara and N. V. Politova p. 268  abstract