Geochemistry International, 2005, V 43, N 5, May.

Prerequisites and Conditions of the Origin of Life: 
Objectives for Research 
E. M. Galimov 
p. 421   

Geochemistry of Metamorphic Complexes of the 
Eastern Coast of Lake Baikal 
and Their Correlation with Rocks
of the Western Coast 
V. A. Makrygina and Z. I. Petrova 
p. 438   

Primary Magmas of Uralian Alaskan-Type 
Ultramafic Complexes: Geochemical Constraints 
Deduced from Mineral Compositions 
A. N. Pertsev and G. N. Savelieva 
p. 456   

Chromium Distribution between Forsterite
and Its Melt: Dependence on Chromium Content
in Melt and Redox Conditions 
V. B. Dudnikova, A. V. Gaister, E. V. Zharikov, 
V. G. Senin, and V. S. Urusov 
p. 471   

Radioactive Elements in Paleozoic Coals of Siberia 
S. I. Arbuzov, L. P. Rikhvanov, A. V. Volostnov, 
and V. A. Varlachev 
p. 478   

Hydrocarbons in the White Sea: Routes and Forms
of Migration and Genesis 
I. A. Nemirovskaya 
p. 493   

Short Communications


Kinetic Models of Rhythmic Metasomatic Ore Zoning 
A. A. Belyaev† 
p. 505   

Chlorophenols in the Graphite-Bearing 
Metamorphic Rocks of Eastern Siberia 
D. Kh. Martikhaeva, A. G. Polozov, 
V. A. Makrygina, and A. P. Gize 
p. 512   

Gaseous Products of the Pyrolysis of 
Kerogen from Carbonaceous Deposits 
D. A. Bushnev and S. N. Shanina 
p. 519   


Guide for Authors p. 524