Geology of Ore Deposits, 2021, V 63, N 3.

Crustal Source of Pb and S at the Yubileynoe Porphyry Gold Deposit 
(Southern Urals, Kazakhstan): High Precision Pb–Pb and δ34S Data
A. V. Chugaev, O. Yu. Plotinskaya, E. O. Dubinina, 
A. S. Sadasyuk, B. I. Gareev, S. A. Kossova and G. A. Batalin 
p. 173  

Golʼtsovoe Ag–Pb–Zn Deposit (Northeastern Russia): 
Geological Setting, Mineralogy, Geochemistry, and 
Ore Formation Conditions
N. E. Savva, A. V. Volkov, N. G. Lyubimtseva, 
V. Yu. Prokofiev, A. A. Sidorov, K. Yu. Murashov 
and N. V. Sidorova 
p. 185  

The Khovu-Aksy Cobalt-Arsenide Deposit, Republic of Tuva, 
Russia: New Perspectives on the Problems of 
Production and Renewal of Processing
V. I. Lebedev 
p. 212  

Distribution of Moderately and High-Siderophile Elements 
in Sulfides as a Basis for Reconstructing the Evolution 
of the Archean Harzburgite of the Bug Complex, Ukrainian Shield
S. B. Lobach-Zhuchenko, M. O. Anosova, A. V. Yurchenko 
and O. L. Galankina 
p. 239  

Evolution of the Kara Ore-Magmatic System (Eastern Transbaikalia, Russia): 
Experience in Applying Small-Scale Geochemical Survey
S. V. Efremov, A. M. Spiridonov, N. A. Goryachev and 
A. E. Budyak 
p. 257  

Geostatistical Modelling and Vertical Effect 
Analysis of a Ferruginous East Coast Bauxite Deposit, India
Girija S. Behera and Bhabesh C. Sarkar 
p. 269