Contents

Geology of Ore Deposits

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Vol. 62, No. 1, 2020

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90th Birth Anniversary of Academician N.P. Laverov

p. 1  abstract

The Northern Kazakhstan Uranium Province, Kokchetav Massif: U–Pb (ID-TIMS) and Rb–Sr Geochronology of Rocks of Ore-Hosting Volcanotectonic Depressions

V. N. Golubev, K. N. Shatagin, E. B. Sal’nikova and I. V. Chernyshev p. 2  abstract

Reduced-Type Alterations at Exogenic Infiltration Uranium Deposits and Their Relation to Rising Groundwater

B. T. Kochkin p. 19  abstract

Mineral System of the Streltsovka Caldera Uranium Deposits (East Transbaikalia)

A. A. Pek, V. I. Malkovsky and V. A. Petrov p. 31  abstract

Comparison of Supercontinent Cycles in the Metallogeny of Niobium

A. V. Tkachev, D. V. Rundqvist and N. A. Vishnevskaya p. 49  abstract

Mesozoic Acid Magmatites of Southeastern Transbaikalia: Petrogeochemistry and Relationship with Metasomatism and Ore Formation

O. V. Andreeva, V. A. Petrov and V. V. Poluektov p. 69  abstract

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