Vol. 30, No. 1, 2022

Petrology

Multiple Melting of a Heterogeneous Mantle and Episodic Accretion of Oceanic Crust in a Spreading Zone: Zircon U-Pb Age and Hf-O Isotope Evidence from an Oceanic Core Complex of the Mid-Atlantic Ridge

N. S. Bortnikov, S. A. Silantyev, F. Bea, P. Montero, T. F. Zinger, S. G. Skolotnev and E. V. Sharkov p. 1 abstract

Residual Melt after the Crystallization of Oxide Gabbro: An Example of a Silicic Product of MORB Differentiation in the Modern Oceanic Crust, Ashadze Complex, Central Atlantic

K. N. Sholukhov, V. Yu. Prokofiev, I. P. Solovova, S. E. Borisovsky, O. M. Zhilicheva and A. N. Pertsev p. 25 abstract

Paleogene Volcanism in the Northern Okhotsk Region

V. V. Akinin, V. N. Smirnov, P. I. Fedorov, G. O. Polzunenkov and D. I. Alekseev p. 40 abstract

Thermodynamic Modeling of the Formation of Corundum-Bearing Metasomatic Rocks in the Belomorian Mobile Belt, Fennoscandian Shield

E. Yu. Akimova and A. B. Kol’tsov p. 60 abstract

Volcanic Massive Sulfide Complexes of the Magnitogorsk Paleoisland Arc Megazone in the Southern Urals: Models of Ore-Magmatic System and Geodynamic Reconstructions

A. M. Kosarev, V. N. Puchkov, I. B. Seravkin and G. T. Shafigullina p. 82 abstract

Petrology and Mineral Chemistry of the Oligocene–Miocene Qazan Granitoids from Central Urumieh-Dokhtar Magmatic Arc, Iran: Implications for the Neo-Tethyan Subduction

Maria Chavide, Seyed Mohsen Tabatabaei Manesh and Jamshid Ahmadian p. 107 abstract

Contents

Petrology