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

Vol. 355, No. 5, 1997

English language translation of the journal is available from / Interperiodica Publishing (Russia).
Transactions (Doklady) of the Russian Academy of Sciences / Earth Science Sections ISSN 0012-494X.

Translated from Doklady Akademii Nauk, Volume 354, Nos. 5–6, 1997, Volume 355, Nos. 1–2, 1997

Volume 355, June–July.

Part 1. Geology

Holocene Eruptions in the Akademiya Nauk Caldera
and the Age of the Karymsky Stratovolcano, Kamchatka

A. B. Belousov, M. G. Belousova, and Ya. D. Murav’ev p. 653  abstract

Carbonatite Affinity of Endogenous Carbonate Rocks of the Transbaikal Region

K. B. Bulnaev p. 658  abstract

The Dynamics of Hydrothermal Deposit Formation

Yu. I. Novozhilov p. 661  abstract

Change of Seismicity in Accordance
with the Stage of Tectonic Evolution of the East African Rifts

P. O. Sobolev and D. V. Rundquist p. 664  abstract

High-Pressure Metamorphism in Oceanic Crust Rocks, with an Ophiolite Complex
from the Eltanin Fracture Zone, Pacific Ocean as an Example

I. A. Tararin p. 669  abstract

The influence of a Highly Permeable Fault on the Structure
of Thermal Convection Flow in Ocean Floor Spreading Zones

V. I. Malkovskii and A. A. Pek p. 672  abstract

Types of Deep Mineralization Levels, with Porphyry-Type Deposits as an Example

I. N. Tomson p. 675  abstract

Biostratigraphic Significance of Early Frasnian Radiolarians

M. S. Afanasieva p. 678  abstract

Transformation Stages of the Riphean Deposits
of the Western Baikal Region and Related Mineral Resources

Zh. V. Dombrovskaya and D. D. Kotel’nikov p. 684  abstract

The Gold–Antimonite Formation in Southeastern Asia

A. Ya. Kochetkov, Yu. G. Gatinsky, Yu. A. Epshtein, and Chan Van Chi p. 687  abstract

A Possible Structural Model of the Intramontane Fergana Basin

I. N. Peshkova p. 691  abstract

Ore Potential of the Vyatka Zone

V. G. Chaikin, S. G. Glebashev, A. M. Meskhi, and A. I. Shevelev p. 696  abstract

Distribution of Oil and Gas Potential and Porosity
in Productive Deposits of the South Barents Basin

E. V. Shipilov and A. K. Bogolepov p. 699  abstract

Part 2. Geochemistry, Geophysics, Oceanology, Geography

Specific Features of the Fluid Regime
of Eclogite-Type Diamond Formation in Subduction-related Processes within the Upper Mantle

S. K. Simakov and M. V. Ivanov p. 702  abstract

The Relation between Spatial Distribution
of Earthquake Epicenters and Motion of Lithospheric Blocks

I. A. Vorob’eva and A. A. Solov’ev p. 705  abstract

A Method for Computer Modeling of Mantle Flows
with Density and Viscosity Discontinuities along Moving Boundaries

B. M. Naimark p. 709  abstract

Separation of a Magnetic Gradient Field into Normal and Anomalous Components

Yu. P. Tsvetkov, N. M. Rotanova, and T. N. Bondar’ p. 712  abstract

The Dynamics of Peat Accumulation by Bogs of Northern Eurasia During the Last 3000 Years

V. A. Klimanov and A. A. Sirin p. 716  abstract

Study of Seasonal Variation in the Thermal Structure of the Indian Ocean

A. L. Brekhovskikh p. 720  abstract

Manifestation of Reductive Degassing in Crystalline Rocks

R. P. Gottikh and B. I. Pisotskii p. 723  abstract

The Evolution of the Chemical Composition of Magmatic Rocks
in the Major Gold Belt of the Far East (the Upper Selemdzha Region)

V. A. Zlobin p. 727  abstract

The Thermodynamic Parameters and Stability Region of Schorlomite

I. T. Rass and L. S. Dubrovinskii p. 730  abstract

Formation of Native Silicon in Sublimates
of the Kudryavyi Volcano, Iturup Island, Kuril Islands

K. I. Shmulovich, A. G. Vakulenko, and A. A. Shiryaev p. 733  abstract

Relations between Forerunners of Earthquakes and Postseismic Effects

I. G. Kissin p. 736  abstract

The Nine-Component Model of a Geodynamo

A. P. Mirabel’, A. M. Mishina, and A. S. Monin p. 740  abstract

Geomorphological Mapping Based on Mathematical Processing
of Multispectral High-Resolution Aerospace Images

D. V. Lopatin p. 745  abstract

Optimum Experiment Planning for Remote Determination
of the Content of Optically Active Substances in the Ocean

I. V. Zolotukhin and I. M. Levin p. 749  abstract

The Geochemistry of Abyssal Xenoliths
from Melanephelinites of Northeast Russia

V. V. Akinin, Yu. E. Apt, I. V. Ashchepkov, and S. M. Lyapunov p. 752  abstract

Gases from Yakutian Polycrystalline Diamonds

M. D. Bratus’, N. N. Zinchuk, I. M. Svoren’, and K. P. Argunov p. 757  abstract

Spectroscopic Typification of Carbonates

S. L. Votyakov and A. A. Krasnobaev p. 760  abstract

The Role of Concentrator Minerals as Carriers of Major Chemical Elements
within the Granitic Metamorphic Layer of the Earth’s Crust

N. A. Grigor’ev p. 763  abstract

Distribution of Platinum Group Elements
in Ultramafic Rocks of the Feklistov Massif, Shantarskie Islands

K. N. Malitch p. 766  abstract

Silver-bearing Volcanoplutonic Associations
of the Southern Primorsk Region: Compositional Features

M. G. Rub and N. A. Ashikhmina p. 769  abstract

Determination of Geomagnetic Field Components at Moving Ferromagnetic Objects

V. A. Blednov p. 773  abstract

Total Ozone Depletion at Middle Latitudes of the Northern Hemisphere Based on the Data
of Satellite Observations in the Athens Region, Greece

C. Varotsos, K. Ya. Kondrat’ev, and D. Khronopulos p. 776  abstract

An Early Pleistocene Excursion of the Geomagnetic Field
in the Upper Don Subaerial Deposits

G. A. Pospelova, V. V. Semenov, Z. V. Sharonova, and T. V. Mironov p. 778  abstract

Atmospheric Input of Phosphorus and Its Runoff from Catchment Areas

V. S. Savenko p. 783  abstract

Alkaline Rare-Earth Element Carbonates from Carbonatites of the Khibiny Massif:
Mineralogy and Genesis

A. N. Zaitsev, K. Bell, F. Wall, and M. J. Le Bas p. 786  abstract

Proterozoic Zircons on the Eastern Slope of the Urals

A. A. Krasnobaev, V. A. Davydov, G. P. Kuznetsov, and N. V. Cherednichenko p. 791  abstract

Ponderomotive Self-Action of Alfven Waves in the Earth’s Magnetosphere

A. V. Guglielmi p. 795  abstract

The Informative Analysis of Data
Obtained from the Remote Sensing of Fresh-Water Ecosystems

A. M. Nikanorov and I. Yu. Kamov p. 798  abstract

Modification of Vegetation in the Kolyma Mountainous Region
over the Last 1500 Years

A. V. Lozhkin, P. M. Anderson, B. V. Belaya, and O. Yu. Glushkova p. 801  abstract

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