Doklady Earth Sciences, 2025, V 525, N 4, December.

GEOLOGY

The Cyclicity Directed Evolution of the Formation of 
Titanium-Zirconium Placers in the Phanerosoic: 
Formation stages and Controlling Factors
A. D. Savko 
p. 67  

The First Discovery of the Paleoproterozoic Highly 
Fractionated Granites in the South of the 
Vorontsovka Terrane of the Volga–Don Orogen
D. A. Goncharov, K. A. Savko, and 
R. A. Terentiev 
p. 68  

Morphostructure of the Southeastern Kamchatka 
Peninsula: Neotectonic Control and 
Relationship to Thermal Water Discharge
A. V. Nikitin and A. I. Tregub 
p. 69  

Evolution of Placer Formation on the Voronezh 
Anteclise in the Phanerozoic: Example of Ti–Zr Deposits
A. V. Krainov, A. D. Savko, A. V. Chereshinsky, 
and D. A. Ivanov 
p. 70  

GEOLOGY OF ORE DEPOSITS

Comparison of Supercontinent Cycles in the 
Metallogeny of Iron by Deposit Types 
and Explored Resources
A. V. Tkachev, N. A. Vishnevskaya, 
and E. I. Chesalova 
p. 71  

GEOLOGY

The Role of Neotectonic Faults in the Formation 
of Modern Topography and Localization of 
Deposits (The Case of the Central African Republic)
A. I. Tregub, V. M. Nenakhov, N. V. Holina, 
and J. Biandja 
p. 72  

Anomalous Magnetic Properties of Paleoproterozoic 
Ferruginous Quartzites of the Kursk Block 
(the Voronezh Crystalline Massif)
V. V. Ilin, V. I. Zhavoronkin, V. N. Glaznev, 
O. M. Muravina, S. V. Tsybulyaev, K. A. Savko, 
and I. V. Fedyukin 
p. 73  

PETROLOGY

Petrogenesis of Ferroszaibélyite and Ekaterinite 
in Kimberlites: Influence of Volatile Composition, 
Fluid Regime, and Redox Conditions
N. N. Zinchuk 
p. 74