Contents

Geology of Ore Deposits

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Vol. 62, No. 3, 2020

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On the 90th Anniversary of IGEM RAS

Oscillatory Zoning in Tennantite-(Fe) at the Darasun Gold Deposit (Eastern Transbaikal Region, Russia)

N. G. Lyubimtseva, N. S. Bortnikov and S. E. Borisovskii p. 177  abstract

Gold-Bearing Rodingites of the Agardag Ultramafic Massif (South Tuva, Russia) and Problems of Their Genesis

V. V. Murzin, G. A. Palyanova, D. A. Varlamov and S. N. Shanina p. 204  abstract

The Tumannoe Gold–Antimony Occurrence (East Sayan, Russia): Mineralogy, Fluid Inclusions, S and O Isotopes, and U–Pb and ⁴⁰Ar/³⁹Ar Age

B. B. Damdinov, L. B. Damdinova, V. B. Khubanov, D. S. Yudin, A.V. Travin and M. D. Buyantuev p. 225  abstract

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Short Communications

Askold Gold Deposit (Askold Island, Primorye, Russia): Physicochemical Parameters and Composition of Ore-Forming Fluids

O. O. Stavrova, V. Yu. Prokofiev, A. V. Mokhov and N. S. Bortnikov p. 248  abstract

Behavior of Trace Elements during Oxidation of Sphalerite of the Irinovskoe Hydrothermal Sulfide Field (13°20′ N, Mid-Atlantic Ridge)

I. Yu. Melekestseva, V. V. Maslennikov, N. R. Ayupova, E. V. Belogub, S. P. Maslennikova, V. E. Bel’tenev, L. Danyushevsky and R. Large p. 254  abstract

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