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  1. No Access

    Article

    Rifting in the Paleoproterozoic Onega Basin: Geochemistry of Volcano–Sedimentary Rocks of the Zaonega Formation

    The study of the volcano–sedimentary sequence in the lower part of the Zaonega formation in the Paleoproterozoic Onega structure (Karelian craton, Fennoscandian Shield) has shown that tuffaceous and high-silic...

    Corresponding Member of the RAS A. V. Samsonov, A. V. Stepanova… in Doklady Earth Sciences (2024)

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    Article

    Geochemistry and Formation Conditions of Mesoarchean Banded Iron Formations (BIF-1) from the Kostomuksha Greenstone Belt, Karelian Craton

    Three variably old groups of banded iron formation (BIF) are known in the Kostomuksha Greenstone Belt (KGB) of the Karelian Craton. This paper deals with the earliest of them, Mesoarchean (2.87–2.81 Ga) BIF-1....

    A. I. Slabunov, N. S. Nesterova, O. A. Maksimov in Geochemistry International (2024)

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    Article

    Two High-Pressure Metamorphic Events in Early Precambrian Eclogites of the Gridino Area, Belomorian Province of the Fennoscandian Shield: Petrology and Geochronology

    Early Precambrian retrogressed eclogites are abundant in the Belomorian Province of the Fennoscandian Shield. This study reports unique features of retrogressed eclogites in the Samylino study area. The eclogi...

    O. A. Maksimov, V. V. Balagansky, A. I. Slabunov, A. N. Larionov in Petrology (2022)

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    Article

    Characteristics of information retrieval systems on the internet: Theoretical and practical aspects

    In this paper we discover the main purpose of up-to-date information retrieval systems on the Internet and provide their general characteristics. The authors consider the principles of development of Informati...

    V. O. Mel’nikov, G. S. Melikyan… in Automatic Documentation and Mathematical L… (2009)