Geochemistry International, 1999, V 37, N 2.

Geochemistry and Petrology of Late Cretaceous and Cenozoic Basalts
from Extensional Zones at the Continental Margin of Northeastern Asia
P. I. Fedorov and N. I. Filatova 
p. 91  

Miarolitic Pegmatites of the Kukurt Group of Gemstone Deposits, Central
Pamirs: The Evolution of Physical Conditions in the Amazonitovaya Vein
I. S. Peretyazhko, V. E. Zagorsky, V. Yu. Prokof'ev, and T. P. Gantimurova 
p. 108  

Inert Gases in the Geothermal Fluids of Mexico
E. M. Prasolov, B. G. Polyak, V. I. Kononov, A. B. Verkhovskii,
I. L. Kamenskii, and R. M. Prol' 
p. 128  

REE in Quartz from Epithermal Gold Deposits: Distribution and Genetic
S. F. Vinokurov, V. A. Kovalenker, Yu. G. Safonov, and A. L.
p. 145  

A Physicochemical Model for the Formation of Surface Water Composition
during the Oxidative Leaching of Components from Sulfide-bearing Spoil
G. R. Kolonin, O. L. Gas'kova, and K. G. Morgunov 
p. 153
Minerals and Solid Mineral Solutions as a Matrix for Radioactive Waste
A. R. Kotel'nikov, G. M. Akhmedzhanova, and V. A. Suvorova 
p. 163
Formation of Radon-bearing Waters near the Town of Cheboksary
A. I. Tikhonov, S. E. Skvortsov, S. P. Egorov, A. F. Ivanov,
A. V. Vasil'ev, A. K. Nikolaev, and S. A. Orlov 
p. 171  

Characteristics of Steady-State Selective Sorption of Radiocesium on Soils
and Bottom Sediments
A. V. Konoplev and I. V. Konopleva 
p. 177  

Short Communications
Experimental Modeling of the Copper Distribution in the System Olivine-Water-bearing or Hydrous Basalt at High Pressures N. A. Durasova, L. N. Kochnova, I. D. Ryabchikov, and A. B. Slutskii p. 184 Mechanisms of Solution and Speciation of H2O in Quartz Glass (1H-NMR Studies) V. O. Zavel'skii, T. P. Salova, and M. B. Epelbaum p. 187