Contents

Geochemistry International

Vol. 58, No. 1, 2020

SPINMELT-2.0: Simulation of Spinel–Melt Equilibrium in Basaltic Systems under Pressures up to 15 Kbar: III. The Effects of Major Components in the Melt on the Chrome-Spinel Stability and a Possible Solution of the Problem of Origin of Chromitites

G. S. Nikolaev, A. A. Ariskin and G. S. Barmina p. 1  abstract

Two Types of Highly Differentiated Topaz-Bearing Granites of the Salmi Batholith, Southern Karelia

A. A. Konyshev, V. Yu. Chevychelov and Yu. B. Shapovalov p. 11  abstract

Physicochemical Conditions of Ore Formation at the Kalguty Mo–W Deposit: Thermodynamic Modeling

A. A. Borovikov, L. V. Gushchina, V. A. Goverdovskii and V. O. Gimon p. 27  abstract

A Multivariate Geochemical Investigation of Borehole Samples for Gold Deposits Exploration

F. Moradpouri and R. Ghavami-Riabi p. 40  abstract

Comparative Analysis of Pleistocene Sediments of Pelagic Area and Submarine Continental Margins of the Pacific Ocean

M. A. Levitan p. 49  abstract

С21 n‑alkylbenzene and 1‑n‑alklylnaphthalene in Oils: Isotope Effect during Cyclization/Aromatization?

D. A. Bushnev, N. S. Burdel’naya and O. V. Valyaeva p. 61  abstract

Ecological and Geochemical Assessment of the Chemical Composition of Drinking Waters of Bryansk Oblast with Application to Increased Risk of Thyroid Gland Diseases

L. I. Kolmykova, E. M. Korobova, I. N. Gromyak, N. V. Korsakova and V. N. Danilova p. 66  abstract

Genesis of the Yessentuki Deposit of Carbonated Waters, North Caucasus

V. Yu. Lavrushin, A. B. Lisenkov and A. S. Aidarkozhina p. 77  abstract

Short Communications

Estimation and Comparison of Hydrocarbon Generation in the Eastern and Western Mawson Sea (Antarctica) Using Vitrinite Reflectance Data

Yu. I. Galushkin, G. L. Leichenkov and E. P. Dubinin p. 91  abstract

Chemical Transformation of the Adsorbed Complex of Solid Matter of Continental Runoff in the River–Sea Geochemical Barrier: Experimental Modeling

A. V. Savenko and V. S. Savenko p. 100  abstract

Seasonal Variations of Uranium in Karst Waters from Northeastern Sichuan, Central China and Controlling Mechanisms

Qiong Chen, Shuhua Liu, Haibo He, Jing Tang, Jianxin Zhao, Yuexing Feng, Xiaoqiang Yang and Houyun Zhou p. 103  abstract