Geochemistry International, 2000, V 38, N 6.

Joint Degassing and Crystallization: Experimental Study
with a Gradual Pressure Release
A. G. Simakin, P. Armienti, and T. P. Salova 
p. 523  

Interaction of Metamorphic Rocks with Reduced Fluid: 
Mineralogical Evidence
O. V. Avchenko, Dong Woo Lee, and V. I. Sapin 
p. 535  

Geochronology and Genesis of Hypersthene-bearing 
Gneissic Alaskite Granites of the Northern Baikal Region
A. A. Tsygankov, T. T. Vrublevskaya, and V. F. Posokhov 
p. 542

Secondary Mineral Formation in Volcaniclastic Breccias
on the Pacific Ocean Floor, Marshall Islands Area
A. Ya. Iskhakov 
p. 552  

Chemical Characteristics (Composition, pH, and Eh) of the Water-Rock
System: III. Pyroxenite-Water and Dunite-Water Systems
B. N. Ryzhenko, Vikt. L. Barsukov, and S. N. Knyazeva 
p. 560

Size Estimation of Fine-Dispersed Natural Gold by Electron Microscopy
L. A. Tsar'kova, N. V. Pertsov, and E. A. Lazareva 
p. 584

The Behavior of Stanniferous Solutions in Geochemically Contrasting Media
at Different Hydrodynamic Regimes: An Example of the Hemmerlein Mineral
Deposit
B. I. Malyshev and A. G. Volosov 
p. 589  

Statistical Zoning of the Spatial Distribution of Trace Elements
in the Bottom Sediments of the Peter the Great Gulf, the Sea of Japan
V. V. Anikiev, S. T. Kosenkova, N. I. Savel'eva, G. Ya. Voloshin,
and O. V. Dudarev 
p. 603  


Short Communications


Low-Temperature Heat Capacity of Boracite, Mg3B7O13Cl (cr, [Image], rhomb)
V. M. Gurevich, V. E. Gorbunov, K. S. Gavrichev,
T. D. Aksenova, and I. L. Khodakovskii 
p. 615  

Lead in Iron-Manganese Concretions of Varying Size from Alluvial Soils and
Deposits
V. N. Oreshkin, T. I. Ul'yanochkina, V. S. Kuz'menkova,
and P. N. Balabko 
p. 619  

Analysis of the Composition of Bitumoid Organic Matter Extracted from
Shungite Rocks
A. B. Solov'eva, N. N. Rozhkova, N. N. Glagolev, and N. L.
Zaichenko 
p. 624