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Formation of Polycrystalline Graphite Aggregates in High-Pressure Metamorphic Rocks from the Kokchetav Massif, Northern Kazkhstan

期刊: DOKLADY EARTH SCIENCES, 2021; 497 (1)

An inclusion of graphite in zircon from the diamond- and tourmaline-bearing rocks of the Kokchetav massif (Northern Kazakhstan) has been studied. The ......

First Data on the Distribution of Rare-Earth Elements in Ferromanganese Deposits of the Laptev Sea

期刊: DOKLADY EARTH SCIENCES, 2021; 497 (1)

The distribution of rare-earth elements (REEs) in ferromanganese deposits (FMDs) from the southeastern Laptev Sea is considered. The ore part of FMDs ......

Mineralogical Indicators of Climate Changes in Southwestern Siberia in Holocene Sediments of Bolshie Toroki Lake

期刊: DOKLADY EARTH SCIENCES, 2021; 496 (1)

We present the results of studying the Holocene sediments of Bolshie Toroki Lake, a shallow brackish lake with carbonate sedimentation and high biopro......

Silicate Inclusions in Metamorphic Diamonds from the Ultra-High Pressure Kokchetav Complex (Kazakhstan)

期刊: DOKLADY EARTH SCIENCES, 2021; 496 (2)

Mineral inclusions in cubic diamonds from garnet-clinopyroxene rock of the Kokchetav massif were studied. The coexistence of fluid and silicate inclus......

Influence of the Component Composition of Adsorbed Oil on the Microstructural Wettability of Hydrocarbon Reservoirs

期刊: DOKLADY EARTH SCIENCES, 2021; 496 (2)

The physicochemical mechanism of the development of microstructural wettability in oil and gas reservoirs is experimentally justified. It is shown tha......

Recent Tectonic Rupturing on the Mud Volcano of Mount Karabetova, Taman Peninsula

期刊: DOKLADY EARTH SCIENCES, 2020; 492 (1)

In October 2019, extremely impressive, fresh ruptures of the surface on the mud volcano of Mount Karabetova were discovered. The ruptures are represen......

Geochemical Characteristics and Genesis Analysis of Deju Basalt in Midu County, Western Yunnan

期刊: DOKLADY EARTH SCIENCES, 2020; 495 (2)

Deju basalts is a characteristic volcanic association and was first founded in the 1 : 50 000 regional geological survey. There is no previous study. ......

Features of Propagation and Transformation of Low-Frequency Hydroacoustic Signals on a Shelf of Decreasing Depth

期刊: DOKLADY EARTH SCIENCES, 2020; 491 (2)

By the analysis of the experimental data and model calculations, features of the propagation of hydroacoustic signals over a shelf of decreasing depth......

An Abnormal Isotopic Composition of Oxygen in Zircon from Corundum-Bearing Metasomatites of the Dyadina Gora Ore Occurrence, Belomorian Mobile Belt

期刊: DOKLADY EARTH SCIENCES, 2020; 491 (2)

For the first time, the isotopic composition of oxygen, the content of trace elements, and the U-Pb zircon age were determined for kyanite-gedrite met......

Ore Mineralization in Pleistocene Sediments of Long Strait (East Siberian Sea)

期刊: DOKLADY EARTH SCIENCES, 2020; 491 (2)

A mineralogical-geochemical study of Late Pleistocene bottom sediments of the LV 77-10 core collected in the central part of Long Strait was carried o......

Effect of Asphaltenes on Wettability of Gas and Oil Saturated Reservoir Rocks

期刊: DOKLADY EARTH SCIENCES, 2019; 486 (1)

The wettability by asphaltenes of siliciclastic and carbonate drill-cores from oil and gas condensate fields extracted with n-hexane and chloroform wa......

JIF:0.64

Authigenic Carbonates from Holocene Sediments of Lake Itkul (South of West Siberia) as Indicators of Climate Changes

期刊: DOKLADY EARTH SCIENCES, 2019; 487 (1)

The results of this study on carbonate-containing bottom sediments of the shallow brackish Lake Itkul, West Siberia, are presented. The study methods ......

JIF:0.64

Noble metals in graphite-bearing rocks of the Liumao deposit (China)

期刊: DOKLADY EARTH SCIENCES, 2017; 473 (1)

Native gold, platinum, nickel, and other ore minerals have been discovered in graphite-bearing rocks of the Liumao deposit (Heilongjiang province, Chi......

JIF:0.6

Carbonate sedimentation in shallow saline lakes of Western Transbaikalia: The response to Holocene climate changes

期刊: DOKLADY EARTH SCIENCES, 2017; 473 (2)

New research results are presented on the processes of carbonate sedimentation in shallow saline lakes of Western Transbaikalia by the example of the ......

JIF:0.6

Early Mesozoic age of protolites of metasedimentary rocks from the Tukuringra terrane in the Mongolian-Okhotsk fold belt: Results of LA-ICP-MS U-Pb geochronological studies

期刊: DOKLADY EARTH SCIENCES, 2017; 474 (1)

This report presents the results of U-Pb geochronological LA-ICP-MS studies of detrital zircons from metasedimentary rocks of the western part of the ......

JIF:0.6

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