Geochemistry International, 2003, V 41, N 6

Comparative Study of Tectonomagmatic Evolution of the Earth and Moon:
Key for Understanding the Formation and Internal Evolution of Solid Terrestrial Planets
E. V. Sharkov and O. A. Bogatikov 
p. 519  

Cosmochemistry of Carbon
A. K. Lavrukhina and E. V. Kul’bachevskaya 
p. 525  

Polycyclic Formation of Platinum Group Minerals from 
Placers of the Ural and Timan Ranges
A. I. Kostoyanov, D. Yu. Ivanov, and V. V. Manoilov 
p. 534  

Geochemistry of Carbonatites of the Tomtor Massif
S. M. Kravchenko, G. Czamanske, and V. A. Fedorenko 
p. 545  

Dehydration and Diffusion of Radiogenic Argon in Sericite
 from Massif Sulfide Depositsof the Belokan–Shekin Metallogenic Zone,
 Southern Slope of the Greater Caucasus, Azerbaijan
A. S. Batyrmurzaev 
p. 559  

Physicochemical Factors Forming the Composition of Natural Waters: Verification
of the Rock–Water Model
B. N. Ryzhenko, S. R. Krainov, and Yu. V. Shvarov 
p. 565  

Geochemistry and Nature of Inversion in the Subsurface
Hydrosphere of the Solikamsk Depression
V. G. Popov 
p. 576  

Hydrocarbons in the Snow and Ice Cover and Waters of the Arctic Ocean
I. A. Nemirovskaya and A. N. Novigatskii
p. 585  

Mercury Speciation in Urban Soils: Industrial Centers of the Middle Amur Region
F. S. Kot and L. A. Matyushkina 
p. 595  

Short Communications

Physicochemical Principles in the Behavior of a Magmatic System
in the Gravitational Field with a Low Fraction of Melt: Melt
Segregation and Cumulus Development
A. A. Yaroshevskii 
p. 603  

Abiogenic Silica Sedimentation from the Modern Ocean
A. V. Savenko and I. I. Volkov 
p. 609  

Chemical Element Composition of the Snow Cover in the Influence Zone
of the Irkutsk Aluminum Production Plant
I. A. Belozertseva 
p. 614  

Chronicle

International Symposium on Mantle Plumes and Metallogeny
S. A. Silantyev 
p. 619