Contents
Transactions (Doklady) of the Russian Academy of Sciences/Earth Science Section


Vol. 403A, No. 6, 2005

English language translation of the journal is available from Pleiades Publishing, Inc.
Doklady Earth Sciences ISSN 1028-334X.

Translated from Doklady Akademii Nauk, Volume 403, Nos. 3–6, 2005


Volume 403A, July–August.

Part 1. Geology

A New Diamondiferous Kimberlite Region in Southwestern Angola

E. F. Roman’ko, K. N. Egorov, V. T. Podvysotskii, S. M. Sablukov, and D. B. D’yakonov p. 817  abstract

Multilevel Structure of Ore-Magmatic Columns in Large Ore Deposits

I. N. Tomson, T. Serafimovski, G. Tasev, A. A. Sidorov, A. V. Volkov, and V. Yu. Alekseev p. 822  abstract

Ecogenesis of Late Cretaceous–Cenozoic Coals in the Zeya–Bureya Sedimentary Basin

T. V. Kezina, V. I. Radomskaya, and V. G. Moiseenko p. 826  abstract

Geodynamics and Ore Mineralization of Basites
of the Chinei Complex in the Kodar–Udokan Zone

B. N. Abramov p. 830  abstract

A Neoproterozoic Anorogenic Event in the Yenisei Ridge:
New Geochemical and Isotopic–Geochronological Data

A. E. Vernikovskaya, V. A. Vernikovsky, E. B. Sal’nikova,
V. M. Datsenko, A. B. Kotov, and V. P. Kovach
p. 833  abstract

The Evaporite Nature of Fluid Inclusions in Sparry Magnesites of the Satka Type

M. T. Krupenin and W. Prochaska p. 838  abstract

New Experimental Data on the Structure of Convective Flows in Natural System
Including a Basic Layered Intrusion, Conduit, and Parental Magma Chamber

L. Sh. Bazarov, V. I. Gordeeva, E. I. Petrushin, and N. V. Sobolev p. 841  abstract

Structural Trap of the Kochkar Gold Ore Deposit, the Southern Urals

S. E. Znamensky and I. B. Seravkin p. 844  abstract

Formation Conditions of the Precambrian Taloveis Gold Deposit in Karelia

L. V. Kuleshevich and O. V. Vasyukova p. 848  abstract

Late Cenozoic Stressed State of Active Fault Zones in Western Mongolia and Tuva

V. A. San’kov and A. V. Parfeevets p. 852  abstract

A Possible Factor Responsible for the Recent Deepening
of the Black and Caspian Seas and Caspian Sea Level Fluctuations

V. E. Khain p. 856  abstract


Part 2. Geochemistry, Geophysics, Oceanology, Geography

A New Phenomenon in Phase Transformations of Gas-Condensate Systems
and Its Experimental Study

M. T. Abasov, Z. Ya. Abbasov, V. M. Fataliev, and N. N. Gamidov p. 858  abstract

Mineralogical and Isotope–Geochemical Characteristics
of Diamondiferous Lamproites of the Sayan Region

K. N. Egorov, L. V. Solov’eva, V. P. Kovach, Yu. V. Men’shagin,
M. N. Maslovskaya, A. P. Sekerin, and E. V. Bankovskaya
p. 861  abstract

Stages of Serpentine and Phlogopite Transformation in the Catoca Kimberlite Pipe, Angola

D. D. Kotel’nikov, N. N. Zinchuk, and A. P. Zhukhlistov p. 866  abstract

Rare Earth Elements in Devonian Sedimentary and Volcanosedimentary Rocks
of the Southern Urals

G. A. Mizens, E. V. Kuznetsova, Yu. L. Ronkin, O. P. Lepikhina, and O. Yu. Popova p. 870  abstract

Crystallochemical Features of Native Platinum in the Dambukin Ore-Placer Node,
Upper Amur Region

V. I. Palazhchenko and V. G. Moiseenko p. 876  abstract

Possible Variations of Rock Density in the Oceanic Lithosphere
above Hot Spots at the Distillation of Volatiles from Mantle Magma Sources

V. N. Sharapov and O. P. Kudryavtseva p. 880  abstract

Genesis of the Hawaiian and Emperor Ridges in the Pacific Ocean

E. V. Verzhbitskiy, M. V. Kononov, A. F. Byakov, and V. P. Dulub p. 886  abstract

Petrogeochemical Composition of Kimberlites in Northeastern Angola

K. N. Egorov, A. Ya. Rotman, N. N. Zinchuk, and S. F. Nosyko p. 891  abstract

New U–Pb Data on Zircons from Plagiogranite of the Kytlym Massif:
Isotopic Ages of Late Events in the History of the Uralian Platinum Belt

A. A. Efimov, Yu. L. Ronkin, S. Sindern, U. Kramm,
O. P. Lepikhina, and O. Yu. Popova
p. 896  abstract

Problems of Primary Magmas and the Depths of Diamondiferous Magmatism Origin

A. A. Marakushev and A. V. Bobrov p. 901  abstract

Age Boundaries of the Formation of Porphyry Cu–Mo Deposits
in Framing Structures of the Mongol–Okhotsk Orogenic Belt

V. I. Sotnikov, V. A. Ponomarchuk, A. A. Sorokin, A. P. Sorokin, and V. O. Gimon p. 905  abstract

Formation of Nitrogen A-Defects in Diamond during Growth
in Carbonate–Carbon Solutions-Melts: Experiments at 5.5–8.5 GPa

A. A. Shiryaev, A. V. Spivak, Yu. A. Litvin, and V. S. Urusov p. 908  abstract

Numerical Experiments and Instrumental Observations
of Low-Frequency Oscillations in the Black Sea

Yu. B. Ivanov, V. A. Nasonkin, and O. V. Boborykina p. 912  abstract

Intraannual Recurrence of Seismic Process Activation in the Pacific Region

B. W. Levin, E. V. Sasorova, and S. A. Zhuravlev p. 915  abstract

Velocity Characteristics of the Structure of the Tectonosphere
from P-Wave Data on the South Kamchatka–Japan Geotraverse

R. Z. Tarakanov p. 922  abstract

Low-Temperature Smectite Illitization as a Biomineral Process

G. A. Krinari and M. G. Khramchenkov p. 926  abstract

The Pt-Bearing Fedorova Pana Layered Intrusion, Kola Peninsula:
New Sm–Nd Isochron and Isotope–Geochemical Data

P. A. Serov and F. P. Mitrofanov p. 931  abstract

Evolution of the Geochemical Parameters of Silicic Melts
during the Formation of the Massive Sulfide Deposits in Rudnyi Altai

V. A. Simonov, I. V. Gas’kov, S. V. Kovyazin, and A. S. Borisenko p. 935  abstract

Role of Bacterial Mats in the Formation of Rocks and Ore Minerals
in Travertines of Nitric Hydrothermal Springs in the Baikal Rift Zone

A. V. Tatarinov, L. I. Yalovik, Z. B. Namsaraev, A. M. Plyusnin,
K. K. Konstantinova, and S. M. Zhmodik
p. 939  abstract

Experimental Study of Bottom Temperature Variations in the Deep-Water Part
of the South Baikal Basin

A. D. Duchkov, S. A. Kazantsev, and A. A. Duchkov p. 943  abstract

A Quantitative Estimate of Modern Deformations of the Earth’s Crust
in the Mongolian Block (Based on GPS-Geodesy and Seismotectonic Data)

V. A. San’kov, A. V. Lukhnev, N. A. Radziminovich, V. I. Mel’nikova,
A. I. Miroshnichenko, S. V. Ashurkov, E. Calais, and J. Deverchere
p. 946  abstract

The Role of Nitrogen-Consuming Bacteria in the Origin of Glaciations on the Earth

O. G. Sorokhtin p. 950  abstract

A Possible Scenario of Material Differentiation at the Initial Stage of the Earth’s Formation

V. N. Anfilogov and Yu. V. Khachai p. 954  abstract

Grain Size Composition and Organic Compounds in Aerosols of the Eastern Atlantic

I. A. Nemirovskaya p. 958  abstract

Influence of Impacts of Large Space Bodies on the Surface of the Ancient Earth

V. V. Svetsov and V. V. Shuvalov p. 963  abstract

Interrupted Equilibrium in Global Precipitation during El Niño Periods

L. N. Vasil’ev, A. B. Kachalin, and A. S. Tyuflin p. 966  abstract

First Radiocarbon Dates and Palynological Characteristics
of Upper Pleistocene Interstadial Lacustrine Sediments of the Southern Chukot Region

N. A. Shilo, A. V. Lozhkin, P. M. Anderson, T. V. Matrosova, and A. N. Kotov p. 972  abstract


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