Geochemistry International, 2004, V 42, N 10, October.

Behavior of the Sm–Nd, Rb–Sr, K–Ar, and U–Pb
Isotopic Systems during Alkaline 
Metasomatism: Fenites in the Outer-Contact Zone
of an Ultramafic–Alkaline Intrusion 
V. M. Savatenkov, I. M. Morozova, and L. K. Levsky 
p. 899  

Crystallization Kinetics of Andalusite and Sillimanite
during the Kyanite -> Andalusite, 
Kyanite -> Sillimanite, and Andalusite -> 
Sillimanite Transitions 
G. T. Ostapenko 
p. 921  

Hydrogeochemical Conditions of Formation
of Dawsonite Mineralization
in the Berezovoyarka Area, Kuznetsk Basin 
S. L. Shvartsev 
p. 938  

Role of the Energy of Interface Formation
in the Melting and Retrograde Boiling 
E. V. Sharkov 
p. 950  

Thermodynamic Properties of Cassiterite
SnO2(c) at 0–1500 K 
V. M. Gurevich, K. S. Gavrichev, V. E. Gorbunov†, 
V. B. Polyakov, S. D. Mineev, and L. N. Golushina
p. 962  

Composition and Nature of Hydrocarbons 
in Modern Serpentinization Areas in the Ocean 
Yu. I. Pikovskii, T. G. Chernova, T. A. Alekseeva, 
and Z. I. Verkhovskaya 
p. 971  

Short Communications 

Average Concentrations of Major, Volatile,
and Trace Elements 
in Magmas of Various Geodynamic Settings 
V. B. Naumov, V. I. Kovalenko, V. A. Dorofeeva, 
and V. V. Yarmolyuk 
p. 977  

Hydroastrophyllite and Mössbauer 
Spectroscopy of Minerals
of the Astrophyllite Group from Silexites 
of Western Keivy, Kola Peninsula 
A. V. Voloshin, L. M. Lyalina, N. O. Ovchinnikov,
E. E. Savchenko, and A. N. Bogdanova 
p. 988  

Chronicle 

Fourth International Conference on 
Physicochemical and Petrophysical 
Studies in Earth Sciences 
E. B. Lebedev, Yu. S. Genshaft, 
and A. V. Zharikov 
p. 994