Geology of Ore Deposits, 2026, V 68, N 3, June.

The Bolshoy Kanimansur Epithermal Ag-Pb-Zn-Cu-Bi Deposit, Tajikistan: 
Thermodynamic Modeling of Deposition Conditions of the 
Early-Stage Mineral Assemblages
N. I. Streltsova, N. N. Akinfiev, and N. S. Bortnikov 
p. 357  

Ore-Bearing Breccias of the Tunantza Epithermal Gold Deposit, 
Cordillera del Condor, Southeastern Ecuador
J. P. Medina, P. A. Ignatov, and I. V. Vikentyev 
p. 385  

U-Th-REE Mineralization of the Bystrinsk Skarn-Porphyry 
Au-Cu-Fe Deposit (Eastern Transbaikalia): Typomorphic 
Characteristics, Peculiarities of Formation, and Genetic Implications
G. D. Kiseleva, V. A. Kovalenker, S. E. Borisovsky, 
Yu. I. Yazykova, and N. V. Trubkin 
p. 396  

Kyzyk-Chadr Au-Mo-Cu Porphyry Deposit (Eastern Tuva, Russia): 
Noble-Metal Mineralization, PT-Parameters and 
Ore-Bearing Fluid Composition
R. V. Kuzhuget, N. N. Ankusheva, V. I. Losev, Yu. A. Kalinin, 
A. Sh. Shavekina, A. V. Bayir-ool, and I. V. Vikentyev 
p. 413  

Typomorphic Features of Platinum Minerals in the Development 
of the Method of 190Pt–4He Dating
A. G. Mochalov, O. L. Galankina, O. V. Yakubovich, 
and N. S. Bortnikov 
p. 442  

Stratiform Barite-Pb-Zn Deposits of the Zhairem Ore Field 
(Central Kazakhstan) as SEDEX-Type Deposits: Structure, 
Ore Composition, and Formation Conditions
A. I. Brusnitsyn, N. V. Dmitrieva, and S. A. Sadykov 
p. 463  

Chrome Spinels as an Indicator of Diamond-Bearing Kimberlites
A. O. Serebriannikov, A. M. Logvinova, D. S. Mikhailenko, 
Y. Xu, and N. P. Pokhilenko 
p. 490  

Chrome Spinels of the Fedorov Placer Cluster of the 
Southern Cis-Urals (Bashkiria, Russia) and Their Origin
A. V. Lalomov, D. E. Saveliev, L. M. Sitdikova, 
A. V. Grigorieva, S. E. Borisovsky, R. M. Chefranov, 
Yu. N. Ivanova, and L. A. Ivanova 
p. 504  

Mineral Forms of Phosphorus in Ooidal Iron Ores of the 
Marsyaty Deposit (Northern Urals)
E. V. Belogub, K. A. Novoselov, A. I. Brusnitsyn, 
M. A. Rassomakhin, and V. N. Bocharov 
p. 518