Doklady Earth Sciences, 2025, V 521, N 1.

GEOLOGY

The Age of the Urlesh Formation (Basal Level of the Paleozoic
Succession of the Northern Slope of the Greater Caucasus)
and the Sources of Its Clastic Material
Corresponding Member of the RAS N. B. Kuznetsov, 
A. A. Razumovskiy, I. V. Latysheva, A. V. Shatsillo, 
I. V. Fedyukin, K. I. Dantsova, T. V. Romanyuk, 
O. A. Maslova, A. S. Novikova, A. S. Dubenskiy, 
K. G. Erofeeva, and V. S. Sheshukov 
p. 1  

The Rossosh Domain Is a Fragment of the 
Mesoarchean Granite–Greenstone Area of Sarmatia: 
Results of Geochronological and Isotopic 
Studies of Felsic Volcanic Rocks
R. A. Terentiev, K. A. Savko, and Ye. H. Korish 
p. 2  

GEOLOGY OF ORE DEPOSITS

Hydrothermal Gold in Quartz Veins of the
Neoproterozoic Rocks of the Bolshoi
Karatau Ridge (Tien Shan Range)
V. S. Zhdanova, S. Yu. Stepanov, 
Corresponding Member of the RAS A. B. Kuznetsov, 
A. K. Kozin, E. Sh. Aliyev, and A. V. Korneev 
p. 3  

PETROLOGY

New Data on Mesoproterozoic Picrite–Picrobasalt 
Volcanism (North Yenisei Ridge)
P. S. Kozlov, A. D. Nozhkin, I. I. Likhanov, 
S. V. Zinoviev, Academician V. V. Reverdatto, 
Yu. L. Ronkin, and A. A. Krylov 
p. 4  

GEOPHYSICS

Degradation of Frozen Hydrate-Bearing Saline
Rocks under Thermal Influence from Below and Above
Academician L. I. Lobkovsky, M. M. Ramazanov,
and N. S. Bulgakova 
p. 5  

GEOLOGY

Age of Formation of Svyatonosites of the Svyatoi
Nos Peninsula, Lake Baikal (U/Pb and 40Ar/39Ar Data)
E. I. Mikheev, A. V. Travin, A. S. Mekhonoshin, 
Ya. Yu. Shelepov, Corresponding Member of the 
RAS N. N. Kruk, A. A. Tsygankov, and E. N. Moroz 
p. 6  

STRATIGRAPHY

New Findings of Vendian Macrofossils in the
Upper Precambrian of Western Cisbaikalia
A. V. Kolesnikov, A. V. Shatsillo, I. V. Latysheva, 
Corresponding Member of the RAS N. B. Kuznetsov, 
and Corresponding Member of the RAS B. G. Pokrovsky 
p. 7  

GEOCHEMISTRY

Application of Dynamic Light Scattering for
Assessing the Content of Large Colloidal 
and Suspended Particles in River Waters
V. M. Shulkin 
p. 8  

PETROLOGY

Ore-Generating Reduced Granitoids of the 
Albazino Gold Deposit, Khabarovsk Krai: Age, 
Geochemistry, and Petrogenesis
M. V. Kiselev, I. A. Alexandrov, 
V. V. Ivin, and V. V. Ratkin 
p. 9  

MINERALOGY

The U–Th–He System in Ore and Accessory 
Minerals from Metasomatic Rocks: Testing 
Potential Thermochronometers from the 
Salla-Kuolayarvi Zone
M. A. Gannibal, A. E. Gannibal, A. V. Gudkov, 
A. A. Kalinin, M. O. Kashuk, and V. V. Kolobov 
p. 10