Petrology, 2010, V 18, N 6.

Geothermochronology Based on Noble Gases: II. Stability 
of the (U?Th)/He Isotope System in Zircon   
O. V. Yakubovich, Yu. A. Shukolyukov, A. B. Kotov, 
S. Z. Yakovleva, and E. B. Sal'nikova 
p. 555   
 
 
Comendite-Bearing Subduction-Related Volcanic Associations 
in the Khan-Bogd Area, Southern Mongolia: Geochemical Data   
V. I. Kovalenko, A. M. Kozlovsky, and V. V. Yarmolyuk 
p. 571   
 
Isotopic and Geochemical Zoning of Devonian 
Magmatism in the Altai-Sayan 
Rift System: Composition and Geodynamic [
Nature of Mantle Sources   
A. A. Vorontsov, V. V. Yarmolyuk, G. S. Fedoseev, 
A. V. Nikiforov, and G. P. Sandimirova 
p. 596   
 
Petrogenesis of the Island-Arc Complexes of the
Chara Zone, East Kazakhstan   
V. A. Simonov, I. Yu. Safonova, 
and S. V. Kovyazin 
p. 610   
 
 
The Role of Volcanism in the Development 
of the Japan, Okhotsk, 
and Philippine Marginal Seas  
T. A. Emelyanova and E. P. Lelikov 
p. 624   
 
For Contributors to Petrology   
p.646