Petrology, 2026, V 34, N 2, April.

The 95th Birthday of Viktoriya Abbasovna Kononova
 p. 89  

Alkaline Мagmatism of the Southern Siberian Craton: 
Stages of Formation and Mantle Sources (A Review)
A. G. Doroshkevich, I. A. Izbrodin, V. M. Savatenkov, 
A. E. Izokh, I. R. Prokopyev, A. V. Ponomarchuk, 
E. A. Zubakova, Ya. N. Nugumanova, 
M. N. Kruk, and A. V. Malyutina 
p. 91  

Synchronism of Rift and Platform Magmatism in 
Eastern Siberia at the Permian–Triassic Boundary
N. A. Krivolutskaya, I. T. Rass, A. A. Konyshev, 
B. V. Belyatsky, B. I. Gongalsky, and N. M. Svirskaya 
p. 110  

Petrology of the Chik Alkaline Massif, Sangilen 
Highland, Tyva
N. A. Polyakov, A. V. Nikiforov, E. O. Dubinina, 
S. A. Kossova, A. K. Khertek, V. D. Abramova, 
and E. A. Minervina 
p. 136  

Mesozoic Alkaline Syenite Porphyries of the Lamproite 
Series in the Gold-Bearing South Uguy Zone 
(Western Aldan): a Petrological Study
O. E. Karavaeva, A. V. Samsonov, K. G. Erofeeva, 
Yu. O. Larionova, A. V. Travin, L. V. Sazonova, 
E. Yu. Anikina, N. N. Korotaeva, and D. A. Rylov 
p. 162  

Olivine from Alkali Ultramafic Rocks of the 
Izhmozero Pipe: Multistage Melt Evolution 
from Kimberlite to Melanephelinite
A. V. Kargin, L. V. Sazonova, A. A. Nosova, 
I. R. Prokopyev, N. M. Lebedeva, E. V. Yutkina, 
K. G. Erofeeva, E. V. Kovalchuk, 
V. O. Goryunova, and V. D. Shcherbakov 
p. 181  

Zircon Geochemical Constraints on the Evolution 
of Pan-African Post-Collisional Granitoids in 
Katchuan and Boje, Southeastern 
Nigeria Basement Complex
Chinedu Uduma Ibe, Ekeleme Ifeoma Aquila, 
and Aghaebita Ifeoma Chinwendu 
p. 212