Geochemistry International, 2004, V 42, N 4.

Compositional Features and Genesis of Steenstrupine
from Igneous Rocks of the Lovozero Alkaline Massifs,
Kola Peninsula 
V. N. Chukanova, L. N. Kogarko, C. T. Williams, 
I. V. Pekov, and N. V. Chukanov 
p. 295   

Geochemical Heterogeneity of the Upper Mantle Beneath 
the Central Asian Mobile Belt 
V. S. Lutkov, V. V. Mogarovski, and V. Ya. Lutkova 
p. 309   

Geochemistry and Genesis of Alkaline Basaltoids
in the Southern Urals 
N. S. Murav’eva, Al. V. Tevelev, and V. G. Senin 
p. 321   

Variations in the 87Sr/86Sr Ratio in Volcanic Glasses
from the Dzhraber Extrusion, Armenia 
K. N. Shatagin, V. N. Volkov, and V. V. Nasedkin 
p. 345   

Precious Metals at Magnetite Skarn Deposits of the Kaz
and Sukharinskii Ore Fields in Gornaya Shoriya, Russia 
A. F. Korobenikov and V. N. Sanin 
p. 352   

Carbon-Bearing Compounds in Quartzites of
the Ol’khon Area 
D. Kh. Martikhaeva, V. A. Makrygina, and A. G. Polozov 
p. 363   

Short Communications 


Composition of the Surface of Pyrrhotite (Fe1–xS)
Crystals Synthesized in Association with Greenockite 
(-(Cd,Fe)S) under Hydrothermal Conditions: Introduction
into the Geochemistry of Nonautonomous Phases 
V. L. Tauson and N. V. Smagunov 
p. 377   

Geochemistry of Some Metals in the Sediments of 
the Marginal Filter of the Razdol’naya River, Amur Bay, 
Sea of Japan 
D. M. Polyakov and A. I. Botsul 
p. 383   

Aleksandr Borisovich Ronov 
On the 90th Anniversary of His Birth 
p. 389