Transactions (Doklady) of the Russian Academy of Sciences/Earth Science Section, 2013, V 451, N 1, July.

Part 1. Geology 

New Isotopic Age Data on Ophiolite Complexes of 
Western Chukotka (Northeast Russia) 
A. V. Ganelin, S. D. Sokolov, P. Layer, 
and V. A. Simonov p. 679   

Geodynamic Conditions of Formation of Granitoids
of the Verkhisetsk Batholith 
(Eastern Slope of the Middle Urals) 
V. N. Smirnov and K. S. Ivanov 
p. 684   

Conodonts in Xenoliths from Kimberlite 
Pipes of the Southeastern White Sea Region 
(Arkhangel’sk Oblast): Key to Ordovician 
Stratigraphic and Paleogeographic Reconstructions 
of the East European Platform 
T. Yu. Tolmacheva, A. S. Alekseev, 
and A. N. Reimers 
p. 687   

First U–Pb Datings of Detrital Zircons 
from Middle and Upper Paleozoic Sandstones
of the Polar Urals: Testing the 
Regional Tectonic Models 
N. B. Kuznetsov, A. A. Soboleva, 
E. L. Miller, O. V. Udoratina, 
G. Gehrels, and T. V. Romanyuk 
p. 692   

New Geological–Industrial Type of 
Porphyry Gold–Molybdenum Ore Mineralization
in the Eastern Transbaikal Region 
(Exemplified by the Sypchugur Ore Cluster) 
S. Yu. Levchenko and V. S. Salikhov 
p. 698   

Sources of Clastic Material in the 
Carnian Diamond-Bearing Horizon 
of the Northeastern Part of the Siberian Platform 
E. F. Letnikova, S. S. Lobanov, 
N. P. Pokhilenko, A. E. Izokh, and E. I. Nikolenko 
p. 702   

Influence of Petrophysical Properties and 
Rock Deformations 
on Metasomatic Processes in the Strel’tsovka 
Caldera, Eastern Transbaikal Region 
V. A. Petrov, O. V. Andreeva, 
and V. V. Poluektov 
p. 706   

The Cenozoic Strike-Slip System in the 
Oceanic and Continental Crust of the Bering Sea 
V. D. Chekhovich and O. G. Sheremet 
p. 710   

The First Finds of Glendonite in Permian Deposits 
of the North Okhotsk Region, Northeastern Asia 
A. S. Biakov, N. A. Goryachev, 
V. I. Davydov, and I. L. Vedernikov 
p. 716   

The Proterozoic Lena–Aldan Zone of Basaltic Protoactivation 
of the Southeastern Part of the Siberian Platform 
M. V. Goroshko, B. F. Shevchenko, V. A. Gur’yanov, 
V. S. Starosel’tsev, A. S. Sal’nikov, 
N. G. Zamozhnyaya, and A. V. Petrov 
p. 719   

The First U–Pb (LA-ICP-MS) Isotope Data of Detrital Zircons
from the Basal Levels of the Riphean Stratotype 
N. B. Kuznetsov, A. V. Maslov, E. A. Belousova, 
T. V. Romanyuk, M. T. Krupenin, 
V. M. Gorozhanin, E. N. Gorozhanina, 
E. S. Seregina, and V. A. Tsel’movich 
p. 724   

Part 2. Geochemistry, Geophysics, Oceanology, Geography Diamond Crystallization in the Fe–S–C System E. I. Zhimulev, M. A. Shein, and N. P. Pokhilenko p. 729 Reconstruction of the Holocene Climate of Transbaikalia: Evidence from the Oxygen Isotope Analysis of Fossil Diatoms from Kotokel Lake S. S. Kostrova, H. Meyer, B. Chapligin, E. V. Bezrukova, P. E. Tarasov, and M. I. Kuz’min p. 732 Zirconology of Dunite from the Sarany Chromite-Bearing Ultramafic Complex (Middle Urals) A. A. Krasnobaev, A. I. Rusin, S. V. Busharina, and A. V. Antonov p. 737 Parent Sources of Noble-Metal Placers of the Guli Massif (Polar Siberia): New Mineralogical Data K. N. Malitch, N. V. Sorokhtina, I. Yu. Badanina, and N. N. Kononkova p. 743 The Seismic Moment Tensor of Earthquakes in the Pribaikalye Region Based on Surface Waves A. I. Seredkina and V. I. Melnikova p. 746 Interannual Variations in the Duration of the Tropical Year V. M. Fedorov p. 750 Biogenic Nanomagnetite in Cuirass of the Bauxite-Bearing Crust of Weathering in Basalt from South Vietnam N. S. Bortnikov, V. M. Novikov, A. P. Zhukhlistov, N. M. Boeva, S. V. Soboleva, and E. A. Zhegallo p. 754 The Nature and Age of Basic Rocks of the Rai-Iz Ophiolite Massif (Polar Urals) V. R. Shmelev and F.-C. Meng p. 758 Upper Pleistocene Volcanic Ash Varve-like Deposits in the Northern Okhotsk Region V. N. Smirnov and O. Yu. Glushkova p. 762 Rare-Metal Zircon Rims in Lithium–Fluorine Granites of the Far East V. I. Alekseev and Yu. B. Marin p. 766 Species of Graphite, Phosphorus, and Some Heavy Metals in Volcanic Ashes G. N. Baturin, V. T. Dubinchuk, and T. M. Manevich p. 770 New U–Pb Data on the Age of Rhyolite from Middle Zauralye: Evidence for Change of Crustal Geodynamic Regimes B. I. Chuvashov, V. S. Bochkarev, N. N. Sobolev, and A. N. Larionov p. 775 Manifestation of Characteristic Periods of Oscillations of the Earth’s Orbital Parameters in the Paleoclimatic Data V. A. Bezverkhnii p. 779 Oxidation of Methane in the Water Column of Lake Baikal N. G. Granin, I. B. Mizandrontsev, A. I. Obzhirov, O. F. Vereshchagina, R. Yu. Gnatovskii, and A. A. Zhdanov p. 784 Cylindrical Projection Conformality of Triaxial Ellipsoid M. E. Fleis, M. V. Nyrtsov, and M. M. Borisov p. 787