Geochemistry International, 2005, V 43, N 6, June.

Geochemistry and Neodymium Isotopic Composition 
of the Late Archean High-Magnesium Granitoids
of the Kostomuksha Block, Western Karelia, Baltic Shield 
S. B. Lobach-Zhuchenko, N. S. Guseva, A. V. Kovalenko,
 and I. N. Krylov p. 525   

Experimental Study of Sodalite Solid Solutions 
with Chlorine–Sulfur Isomorphic Anion Substitution 
A. R. Kotel’nikov, A. M. Koval’skii, and 
N. I. Suk p. 544   

Genesis, Composition, and Evolution of Sulfide
Mineralization in Magnesian Skarns 
S. M. Aleksandrov and V. G. Senin 
p. 559   

Geochemical Prerequisites for the Origin of 
Subsurface Chloride Brines Generating Stratiform
Base-Metal Ore Formations 
S. R. Krainov, B. N. Ryzhenko, and E. V. Cherkasova 
p. 578   

Mechanochemical Synthesis of Oil Hydrocarbons
during Seismic Processes 
G. I. Voitov†, E. I. Mikadze, and I. N. Puzich 
p. 603   

Short Communications

Role of Gas–Liquid Phase Transitions in Evolution
of High-Temperature Endogenous Fluids 
A. I. Malyshev 
p. 613   

Transformation of the Dissolved Matter Discharge 
in the Near-Mouth Region of the Volga River 
V. F. Brekhovskikh, V. D. Kazmiruk, and 
A. V. Savenko 
p. 619