Contents

Geochemistry International

---

Vol. 63, No. 1, 2025

---

Low Pb Isotopic Variations in the Extensive Chatkal–Kurama Ore Province, Middle Tien Shan, and Sources of the Large Scale Au, Ag, and Multimetal Mineralization: Evidence from High-Precision Pb Isotope Data

I. V. Chernyshev, A. V. Chugaev, and V. A. Kovalenker p. 1  abstract

The Archean Age of Granite-Gneiss Complexes from the Kama–Vyatka Zone (the Volga-Ural Segment, East European Craton)

M. O. Anosova, O. V. Astrakhantsev, A. V. Postnikov, A. A. Fedotova, T. I. Kirnozova, M. M. Fugzan, and I. A. Sabirov p. 30  abstract

Differentiation Features of Alkaline Rocks in Ilmen Miaskite Massif: New Mineralogical and Geochemical Data

E. S. Sorokina, E. V. Medvedeva, A. B. Nemov, M. A. Rassomakhin, and L. N. Kogarko p. 51  abstract

Formation Conditions of Gold Mineralization in the Spokoininsky Ore Cluster, Aldan Shield, Russia

V. N. Kardashevskaia, L. A. Kondratieva, E. O. Shaparenko, and G. S. Anisimova p. 63  abstract

Palaeo-Environmental Reconstruction of Pedogenic Calcretes in Sathankulam, Southern India: An Integrated Approach

Perumal Velmayil, and Udayanapillai Alagaiah Venu p. 77  abstract

Actinides in the Soil Chronosequence of the Amur River Floodplain

A. V. Martynov p. 96  abstract

---