Vol. 64, No. 7, 2022

Geology of Ore Deposits

Accessory Cassiterite as an Indicator of Rare Metal Petrogenesis and Mineralization

V. I. Alekseev and Yu. B. Marin p. 397 abstract

Weissbergite (TlSbS₂) and Avicennite (Tl₂O₃), Rare Thallium Minerals: First Findings in Yakutia

G. S. Anisimova, L. A. Kondratieva and V. N. Kardashevskaia p. 424 abstract

Extremely Fluorine-Rich Fluoborite from Fumarolic Exhalations of the Tolbachik Volcano, Kamchatka

M. O. Bulakh, I. V. Pekov, N. V. Chukanov, V. O. Yapaskurt, N. N. Koshlyakova, S. N. Britvin and E. G. Sidorov p. 432 abstract

Trace Element Composition of Beryl From the Sherlovaya Gora Deposit, Southeastern Transbaikal Region, Russia

A. K. Gavrilchik, S. G. Skublov and E. L. Kotova p. 442 abstract

Natisite, Na₂TiSiO₅, an Indicator Mineral of Hyperagpaitic Hydrothermal Assemblages in the Lovozero and Khibiny Alkaline Plutons, Kola Peninsula: Occurrence, Crystal Chemistry, and Genetic Features

I. V. Pekov, N. V. Zubkova, N. V. Chukanov, V. O. Yapaskurt, A. G. Turchkova, D. A. Ksenofontov and D. Yu. Pushcharovsky p. 452 abstract

Lazurite: Validation as a Mineral Species with the Formula Na₇Ca(Al₆Si₆O₂₄)(SO₄)${\text{S}}_{3}^{{\centerdot - }}$⋅H₂O and New Data

A. N. Sapozhnikov, N. V. Chukanov, R. Yu. Shendrik, M. F. Vigasina, V. L. Tauson, S. V. Lipko, D. I. Belakovskiy, V. I. Levitskii, L. F. Suvorova and L. A. Ivanova p. 470 abstract

Geochemistry of Plastic Deformed Olivine from Ophiolite Peridotites and Dunites of Kraka Massifs (Southern Urals)

D. E. Saveliev and D. A. Artemyev p. 476 abstract

Hibbingite and Its Manganoan Variety from Metamorphosed Pentlandite–Putoranite Ores at Deep Levels of the Oktyabrskoe Deposit, Norilsk Ore Field

E. M. Spiridonov, S. N. Belyakov, Yu. A. Ivanova, K. V. Egorov, N. N. Korotaeva, D. I. Naumov and O. V. Yapaskurt p. 495 abstract

Indicator and Isotope Geochemical Characteristics of Iron Sulfides from the Golets Vysochaishy Deposit, East Siberia

Yu. I. Tarasova, A. E. Budyak, A. V. Ivanov, N. A. Goryachev, A. V. Ignatiev, T. A. Velivetskaya, T. A. Radomskaya, A. V. Blinov and V. N. Babyak p. 503 abstract

Zavaritskite from Sulfide–Magnetite Ore of the Aktash Skarn Deposit, Western Karamazar

U. A. Yatimov, E. V. Belogub, V. V. Shilovskikh and I. A. Blinov p. 513 abstract

Contents

Geology of Ore Deposits