Contents

Geochemistry International

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Vol. 58, No. 5, 2020

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Monitoring of Spatiotemporal Variations in the Production Rates of Cosmogenic Radionuclides in Chondrites of Different Orbits Falling to Earth

G. K. Ustinova and V. A. Alexeev p. 487  abstract

Granitoid Anorogenic Magmatism of the Yenisei Range: Evidence of Lithospheric Extension in the Western Part of the Siberian Craton

I. I. Likhanov p. 500  abstract

A New Reaction Involved in Forming the Composition of Oils: Methylation of Aromatic Cycles

M. B. Smirnov, R. S. Borisov and N. A. Vanyukova p. 520  abstract

SEM Study of the Surface of Arsenopyrite and Pyrite from the Natalkinskoe Deposit, Northeastern Russia

R. G. Kravtsova, V. L. Tauson, N. A. Goryachev, A. S. Makshakov, K. Yu. Arsent’ev and S. V. Lipko p. 531  abstract

Facies Structure and Quantitative Parameters of the Pleistocene Sediments of the Cordilleran Submarine Margin

M. A. Levitan, T. A. Antonova and A. V. Kol’tsova p. 539  abstract

Chemical Composition of the Surface and Ground Waters of Matua Island, the Kurile Island Arc

A. V. Savenko, A. N. Ivanov, V. S. Savenko and O. S. Pokrovsky p. 549  abstract

Accumulation of Chemical Elements in the Biochemical Food Chain of the Northern Norilsk Plateau

Yu. V. Ermolov, M. A. Lebedeva, M. G. Bondar, L. A. Kolpashchikov, A. S. Cherevko and N. B. Smolentsev p. 562  abstract

Hydrothermal Fluid Particle Geochemistry of Submarine Vents in Kos Island, Aegean Sea East Mediterranean

Pavlos Megalovasilis p. 574  abstract

Geochemical Characterization and Water Quality Assessment of Groundwater in Arani Taluk of Tamil Nadu, South India

P. Mohana and P. M. Velmurugan p. 598  abstract

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