Oceanic hotspots with extreme enriched mantle radiogenic isotopic signatures—including
low 143Nd/144Nd indicative of subducted continental crust—are linked to plume conduits …

New geochronological, geochemical and carbon isotope data from the Igarka Uplift
constrain the age and reveal geodynamic evolution of the northwestern Siberian Platform in …

The glaciogenic nature of the Yudnamutana Subgroup was first recognized over a century
ago, and its global significance was recognized shortly after, with the eventual postulation of …

The late Tonian is a critical period of the global climate transition from greenhouse to
icehouse. Systematic analysis of its sedimentary evolution is critical to properly understand …

Northwestern segment of the Precambrian Yenisei Ridge contains ophiolite and is known in
literature as the Isakovka Terrane or Isakovka domain. We suggest to divide it into two belts …

The origin and displacement history of terranes emplaced along the northern margin of
North America remain contentious. One of these terranes is the North Slope subterrane of …

Abstract Wide variations of 87Sr/86Sr (0.70825‒0.70924) have been established at the
Porozhinsk deposit in manganese ores and carbonates ascribed to the Pod''emsk …

Oceanic hotspots with extreme enriched mantle radiogenic isotopic signatures—including
high 87Sr/86Sr and low 143Nd/144Nd indicative of ancient subduction of continental crust …

Верхнедокембрийские разрезы северного Заангарья (части Енисейского кряжа,
расположенной к северу от нижнего течения р. Ангара) содержат диамиктиты. Эти …

Исследования проведены по темам госзаданий ГИН РАН и ИФЗ РАН; полевые работы
выполнены при поддержке РФФИ (проект No 19-05-00794), изотопные анализы и их …