Geochemistry International, 2000, V 38, N 1.

Mineralogical and Geochemical Features of Gold-Bearing Carbonado
from Poxoreo District, Mato-Grosso State (Brazil)
A. I. Gorshkov, S. F. Vinokurov, I. D. Ryabchikov, L. V. Bershov, 
L. O. Magazina, A. V. Sivtsov, and D. I. Solodov
p. 1 

Water in Silicate Melts
V. N. Anfilogov, V. N. Bykov, and V. E. Eremyashev
p. 13 

Chemical Stability of Sulfur Dioxide in an
H2O–CO2–SO2 Fluid 
at T = 300–400°C and P = 500 bar: 
An Experimental Study and Thermodynamic Modeling
Yu. V. Laptev and G. A. Pal’yanova
p. 22 

Compositional Peculiarities and Genesis of Melt Inclusions 
in Plagioclase
from the Apakhonchich Lava Flow, 
Klyuchevskoi Volcano, Kamchatka
P. Yu. Plechov, N. L. Mironov, A. A. Plechova, and S. A. Khubunaya
p. 34 

A Dynamic Model of Basic Melt Structuring during Cooling 
Accompanied 
by Liquid Immiscibility
A. N. Cherepanov, V. N. Sharapov, V. N. Popov, and 
V. K. Cherepanova
p. 42 

Hydrothermal Alteration of Host Rocks at the Schlema 
Uranium Deposit, Erzgebirge, Germany.
I. Principal Geochemical Characteristics
Vikt. L. Barsukov and N. T. Sokolova
p. 49 

Natural and Anthropogenic Factors in the Lateral Distribution 
of the Particulate Material and Chemical Elements in Water 
of the Nile River Foredelta and Adjacent Area of the 
Mediterranean Sea
V. V. Anikiev, O. V. Dudarev, M. A. Said, A. I. Botsul, I. V. Utkin, 
and E. N. Shumilin
p. 69 


Short Communications


The Effect of Aqueous–Carbon Dioxide Fluid on the 
Pyrrhotite Melting Point
E. G. Konnikov and G. A. Pal’yanova
p. 82 

Types of Rhythmic Growth Zoning in Minerals
V. N. Apollonov
p. 92 

Heat Capacity and Thermodynamic Functions of the
Natural Zeolite Ferrierite from 7 to 320 K
I. E. Paukov and I. A. Belitskii
p. 101