Geokhimiya, 2005, V 43, N 8, August.

Aleksandr Pavlovich Vinogradov (1895–1975) 
p. 729 

Geochemical Comparison of Volcanic Rocks
from Terrestrial Intraplate 
Oceanic Hot Spots with Venusian Surface Material 
A. M. Abdrakhimov 
p. 732   

Zoned Chambers of High-Alkali Magmas as
Sources of High Concentrations of Incompatible Elements 
D. M. Orlov and M. P. Orlova 
p. 748   

Geochemistry of Metagraywackes in the 
Structures Surrounding the Southern Part 
of the Siberian Platform 
and Their Significance for Paleogeodynamic
Reconstructions 
Z. I. Petrova†, V. A. Makrygina, and 
L. Z. Reznitskii 
p. 758   

Formation of Kelyphitic Rims around Garnet
in Kimberlites: Experimental and Physicochemical Modeling 
V. Ya. Medvedev, L. A. Ivanova, K. N. Egorov, 
and V. V. Lashkevich 
p. 769   

Reconstruction of Sedimentation Environments 
for Devonian Deposits by Geochemical Methods: 
An Example of Key Sections of the Voronezh Arch 
V. A. Shatrov, V. I. Sirotin, G. V. Voitsekhovskii, 
and A. N. Zelenskaya 
p. 776   

Element and Organic Carbon Distributions in the 
Core Sediments of the Sea of Marmara 
S. A. Aliyev and A. Sar’ 
p. 784   

Fractionation of Fe Isotopes As a Result of 
Redox Processes in a Basin 
D. N. Malinovsky, I. V. Rodyushkin, E. P. Shcherbakova, 
C. Ponter, B. ?hlander, and J. Ingri 
p. 797   

Short Communications

High-Temperature Heat Capacity of Biotites 
L. P. Ogorodova, I. A. Kiseleva, L. V. Mel’chakova, 
and T. N. Shuriga 
p. 804   

Enthalpy of Formation of Pt and Pd Diarsenides 
T. A. Stolyarova 
p. 807   

Nature of Hydrocarbon Gases in the Southeast of 
Western Siberia 
I. V. Goncharov, V. G. Korobochkina, N. V. Oblasov, 
and V. V. Samoilenko 
p. 810   

Solubility of Rhodochrosite and Speciation of 
Manganese(II) in Seawater 
A. V. Savenko 
p. 816   

Immobilization of Iodine Radionuclides by Ceramic 
Produced from Copper-Bearing Zeolites 
V. A. Suvorova, O. L. Samokhvalova, and V. I. Tikhomirova 
p. 821   

Chronicle 

Fundamental Problems of Modern Hydrogeochemistry 
M. B. Bukaty, D. A. Novikov, B. N. Ryzhenko, 
and S. L. Shvartsev 
p. 826