Results 11 to 20 of about 83 (48)

ПАЛЕОЗОЙСКИЙ ГРАНИТОИДНЫЙ МАГМАТИЗМ УРАЛА КАК ОТРАЖЕНИЕ ЭТАПОВ ГЕОДИНАМИЧЕСКОЙ И ГЕОХИМИЧЕСКОЙ ЭВОЛЮЦИИ КОЛЛИЗИОННОГО ОРОГЕНА [PDF]

open access: yes, 2021
The Ural mobile belt is an intracontinental epioceanic orogen that has already gone through all stages of the geodynamic development. Igneous rocks formed during each stage are important indicators for understanding the evolution of this belt and ...
A. Korovko V.   +19 more
core   +2 more sources

COARSE-CRYSTALLINE PYRITE OF CENTRAL TIMAN [PDF]

open access: yes, 2021
The results of mineralogical, geochemical, X-ray, isotopic and spectroscopic studies of coarse-crystalline pyrite (Kyvvozh Formation, Dimtem’el Creek, Central Timan) are presented. Pyrite is characterized by cubic habit and zonal Co distribution.
A.Yu. Lysyuk   +5 more
core   +1 more source

MINERALOGICAL-GEOCHEMICAL FEATURES OF MAGNETITE OCCURRENCES IN SERPENTINITES OF THE KALKAN AREA (MAIN URALIAN FAULT ZONE, SOUTH URALS) [PDF]

open access: yes, 2021
Chemical and mineralogical composition of magnetite occurrences from serpentinites of the Kalkan mélange area of the Main Uralian Fault zone (South Urals) is studied. Abundant Cu minerals including native copper, Cu sulfides (covellite, bornite, minerals
D.E. Saveliev
core   +1 more source

Quartz Reef from Gold Occurrences in Riphean Deposits of the Avzyan Ore Region (South Urals): Mineralogical and Thermocriometric Features [PDF]

open access: yes, 2017
Жильный кварц из золотосульфидно-кварцевого месторождения Горный Прииск и золотокварцевых малосульфидных рудопроявлений Улюк-Бар и ВосточноАкташское имеет сходные температуры гомогенизации первичных флюидных включений (228–382°С) и солевой состав, в ...
Garaeva, A. A.   +4 more
core   +3 more sources

РИФЕЙСКИЙ МАГМАТИЗМ, ПРЕДШЕСТВУЮЩИЙ РАСКРЫТИЮ УРАЛЬСКОГО ПАЛЕООКЕАНА: ГЕОХИМИЯ, ИЗОТОПИЯ, ВОЗРАСТ, ГЕОДИНАМИЧЕСКИЕ СЛЕДСТВИЯ [PDF]

open access: yes, 2018
The rocks from different stages of the geodynamic evolution have been preserved in the Urals. In its geologic history, the least studied is the transition period between continental rifting and the beginning of oceanic spreading.
E. S. Shagalov   +7 more
core   +2 more sources

Microfossils from the lower Mesoproterozoic Kaltasy Formation, East European Platform [PDF]

open access: yes, 2017
Basinal shales of the lower Mesoproterozoic Kaltasy Formation, sampled from three boreholes drilled into the southeastern East European Platform, Russia, contain abundant and moderately well preserved microfossils.
Knoll, Andrew Herbert   +3 more
core   +1 more source

Plumes - a new word in Geology of the Urals [PDF]

open access: yes, 2018
Subject. The ideas of plume tectonics became active and developing only several years later than the theory of plate tectonics. But in the Urals, the question of plume tectonics, contrary to plate tectonics, was not raised, with rare exceptions, until ...
Victor N Puchkov
core   +2 more sources

Nature of zircon clastics in the Riphean and Vendian sandstones of the Southern Urals [PDF]

open access: yes, 2019
New age dates of detrital zircons of terrigenous rocks augmented the possibilities of interpretation of their provenance. Unfortunately this interpretation is restricted by a formal comparison of age-and-composition characteristics of detrital crystals ...
A.A. Krasnobaev   +3 more
core   +1 more source

Mineralogy of alluvial sediments of Avzyan gold region (the Southern Urals) [PDF]

open access: yes, 2018
The Avzyan gold region is located within the Bashkirian anticlinorium and includes lode gold deposits and placers. The Gorny Priisk, Bogryashka and Ulyuk-Bar gold deposits are hosted in the Riphean metamorphosed carbonaceous sequence.
Ekaterina E. Palenova   +4 more
core   +2 more sources

Large Igneous Provinces through earth history: mantle plumes, supercontinents, climate change, metallogeny and oil-gas, planetary analogues [PDF]

open access: yes, 2019
Для специалистов в области геологии, тектоники, минерагении, геохронологии, петрологии, минералогии, геохимии, климатологии.Текст кн.: англ., рус ...
Врублевский, Василий Васильевич   +11 more
core   +2 more sources

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