Transactions (Doklady) of the Russian Academy of Sciences/ Earth Science Section, 1998, V 361A N 6, July-August.

Part 1. Geology

Diamond Polygenesis: Evidence for the Native Sources of Placers
of the Northeastern Siberian Platform
V. P. Afanas'ev, N. N. Zinchuk, and V. I. Koptil 
p. 761  

The Local Variations of PT Parameters of Tectonometamorphism in a Ductile
Shear Zone
O. A. Belyaev, F. P. Mitrofanov, and V. P. Petrov 
p. 765
 
The Magnetoacoustic Emission of Magnetite Crystal
I. I. Glukhikh and V. S. Ivanchenko 
p. 769  

The Genesis of Eclogite-type Rocks from the Laplandian Granulite Belt
N. E. Kozlova and S. A. Rezhenova 
p. 772  

Native High-Purity Platinum, Its Origin, and the Nomenclature 
of Pt–Fe Alloys
N. D. Tolstykh and A. P. Krivenko 
p. 775  

The Oil and Gas Potential of Pre-Mesozoic Complexes
from the Left Bank of the Yenisei River
A. A. Trofimuk, V. A. Kashtanov, Yu. F. Filippov, A. S. Efimov,
and V. A. Krinin 
p. 778  

A New Type of Tin–(Mercury)–Gold–PGE Ore Mineralization 
in the Eastern Sayan Range
S. M. Zhmodik, A. G. Mironov, V. G. Derevenets, L. V. Agafonov,
and Yu. Ch. Ochirov 
p. 782  

New Data on Middle Paleozoic Magmatism in the Northern East European
Platform
V. M. Moralev, M. M. Arakelyants, A. S. Baluev, M. Z.Glukhovskii,
N. V. Larin, E. S. Przhiyalgovskii, and E. N. Terekhov 
p. 786
 
The Conditions of Formation of Sedimentary Collectors
and Diamond Placers on the Siberian Platform
V. T. Podvysotskii 
p. 790  

The Dependence of Tectono-Magmatic Processes
in the Continent–Ocean Transitional Zone on the Earth's Endogenic Activity
during the Wilson Cycle
N. I. Filatova 
p. 795  

Shoshonites of the Northern Siberian Platform
Yu. R. Vasil'ev, V. V. Zolotukhin, and O. N. Laguta 
p. 799
 
Strike-Slip Deformations in the Amu Darya Delta Region: 
Archaeological Evidence
A. A. Nikonov 
p. 804  

Paleontological Evidence for Large-Scale Overthrust Displacements
in the Southern Verkhoyansk Region
L. M. Parfenov, A. V. Prokop'ev, and V. P. Tarabukin 
p. 809
 
The First Find of Exhalative Johillerite, Kamchatka
S. F. Glavatskikh and E. Yu. Bykova 
p. 813  

Strontium-free Lamprophyllite—A New Member of the Lamprophyllite Group
K. A. Lazebnik, N.V. Zayakina, and G. P. Patskevich 
p. 817


Part 2. Geochemistry, Geophysics, Oceanology, Geography

Diamond Crystallization in a Na2CO3 Melt
A. G. Sokol, Yu. N. Pal'yanov, Yu. M. Borzdov, A. F. Khokhryakov,
and N. V. Sobolev 
p. 821  

Mineralogical Geothermobarometry under Unsteady Equilibrium Conditions
V. S. Sheplev and V. V. Reverdatto 
p. 825  

Instabilities in the Chemical Composition, Carbon Isotope Ratios, and
Radioactive Emanation
of the Gases of the Bugaz Mud Volcano, Taman Mud-Volcanic Province
V. P. Rudakov, G. I. Voitov, G. S. Korobeinik, and Yu. M. Miller
p. 830  

The Characteristic Parameters of High-Frequency Seismic Noise
Before the Powerful Earthquakes of 1996 in Kamchatka
L. N. Rykunov, V. A. Saltykov, V. I. Sinitsyn, and V. N. Chebrov
p. 835  

The Ag Concentration in Bottom Sediments of the Gotland Basin
A. I. Blazhchishin and E. V. Krasnov 
p. 838  

Apatite–Albite Metasomatites in the Ulkan Depression Volcanics,
Southeastern Aldan Shield
V. E. Kirillov, O. V. Avchenko, and V. I. Sapin 
p. 842  

Pyrolytic Characteristics of Dispersed Organic Matter
in the Paleozoic Rocks of Western Siberia
V. N. Melenevskii and A. N. Fomin 
p. 846  

Geodynamics of the Greater Caucasus: Evidence from 
Geodetic Measurements
T. V. Guseva, A. A. Lukk, A. V. Mishin, M. T. Prilepin, V. I.
Shevchenko, and S. L. Yunga 
p. 850  

Continental and Orographic Structures in the Global Distribution 
of the Total Ozone Content
E. S. Kazimirovskii and G. K. Matafonov
p. 855  

The Emission of Gases and Petrogenetic and Ore Elements
in the Kudryavyi Volcano on Iturup Island, the Kuriles
R. E. Bocharnikov, V. A. Knyazik, A. S. Shteinberg, and G. S.
Shteinberg 
p. 858  

Self-Organization of the Oxidation Zone at Sulfide Deposits: A
Computer-aided Model
A. M. Plyusnin and V. I. Gunin 
p. 862  

The Coprecipitation of Phosphorus, Arsenic, and Vanadium
along with Iron Hydroxide in Hydrothermal Plumes
A. V. Savenko 
p. 866  

The Assessment of Electric Resistivity-Related Strain 
Sensitivity of Rocks in Seismic Regions
Sh. G. Idarmachev and Sh.-S. O. Abdullaev 
p. 869  

New Data on the Fractal Dimensionality of Fractures 
and Seismicity in the Baikal Rift Zone
S. I. Sherman and A. S. Gladkov 
p. 872  

Anomalous Europium Behavior in the Coastal Bottom Sediments
of the Southwestern Gulf of California
A. V. Alekseev, E. N. Shumilin, E. Nava-Sanches, and 
D. Yu. Sapozhnnikov 
p. 876  

The Geochemistry of Metabasic Rocks in the Northern Tom Ridge, 
Kuznetsk Alatau
S. A. Kargopolov, A. V. Plotnikov, A. G. Vladimirov, D. Z.
Zhuravlev, and A. D. Kireev 
p. 879  

Na–Mg-Silicates as Possible Minerals in the Earth's Mantle:
Melting and Structural Stability at 1 Atm and High Pressures
Yu. A. Litvin, T. Gasparik, V. I. Tikhomirova, and A. V.
Chichagov 
p. 883  

The Composition of Inclusions in Osmium Minerals
as an Indicator of the Formation Conditions of the Gule Ultrabasic Massif
K. N. Malich and T. Auge 
p. 888  

The Physicochemical State of Bismuth in Seawater
V. S. Savenko, A. V. Savenko, and I. A. Shatalov 
p. 891  

Active "Fluxus 1.2" Experiments: The Investigation of Plasma Jet
Interaction with the Geophysical Environment at an Altitude of 140 km
V. V. Adushkin, Yu. I. Zetser, B. G. Gavrilov, I. V. Gryts'kiv,
Yu. N. Kiselev, Yu. A. Romanovskii, V. A. Rybakov, C.-I. Meng, 
R. E. Erlandson, and B. Stoyanov 
p. 894  

Some Regularities in Induced Seismicity
G. S. Golitsyn 
p. 898