Results 61 to 70 of about 1,820 (158)

Plumes - a new word in Geology of the Urals

open access: yesЛитосфера, 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
doaj   +1 more source

Late Precambrian U-Pb titanite age for peak regional metamorphism and deformation (Knoydartian orogeny) in the western Moine, Scotland [PDF]

open access: yes, 2003
There has been controversy over the number and timing of orogenies in the Precambrian Moine block in the Scottish Caledonides since the earliest radiometric dating in the 1960s. This work challenges a recent hypothesis, that this sector of the Laurentian
Evans, J.A., Tanner, P.W.G.
core   +1 more source

FEATURES OF GEOLOGICAL STRUCTURE AND PROSPECTS OF OIL-AND-GAS BEARING CAPACITY OF THE RIPHEAN AND VENDIAN DEPOSITS IN THE SOUTHEASTERN PART OF THE KAMO ARCH OF THE BAYKIT ANTICLISE

open access: yesГеодинамика и тектонофизика
The paper presents the results of the integrated study of the features of geological structure of the southeastern Kamo arch of the Baikit anticlise. Use has been made of both already published and unpublished geological-geophysical data obtained through
V. A. Fomin   +6 more
doaj   +1 more source

Fragment of a central-type large structure located in southern Uganda and its metallogenic value

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2020
For the southern regions of Uganda, the metallogenic value of the regional arc belt of dikes of the main and ultrabasic composition was considered. It is shown that it is part of the arc sector of a large central-type structure with a diameter of about ...
P. A. Ignatov   +3 more
doaj   +1 more source

Integrated chronostratigraphy of Proterozoic-Cambrian boundary beds in the western Anabar region, northern Siberia [PDF]

open access: yes, 1996
Carbonate-rich sedimentary rocks of the western Anabar region, northern Siberia, preserve an exceptional record of evolutionary and biogeochemical events near the Proterozoic/Cambrian boundary. Sedimentologically, the boundary succession can be divided
Adams, William   +5 more
core  

Development of bryozoaus (bryozoa type) on the border of devonian carboniferous in western part of the altai sayanskaya folded area [PDF]

open access: yes, 2007
The features of pearlside development in Late Devonian and Early Carboniferous time in western part of the Altai-Sayanskaya folded area have been revealed.
Tolokonnikova, Z. A.
core  

Phytoplankton dynamics from the Cambrian Explosion to the onset of the Great Ordovician Biodiversification Event: a review of Cambrian acritarch diversity [PDF]

open access: yes, 2015
Most early Palaeozoic acritarchs are thought to represent a part of the marine phytoplankton and so constituted a significant element at the base of the marine trophic chain during the ‘Cambrian Explosion’ and the subsequent ‘Great Ordovician ...
Molyneux, Stewart G.   +4 more
core   +3 more sources

Особенности геологического строения и коллекторские свойства продуктивного пласта Ю13-4 Фестивального нефтяного месторождения (Томская область) [PDF]

open access: yes, 2016
РРЕФЕРАТ Ключевые слова: месторождение, нефть, пласт, коллектор, скважина. Объектом исследования является пласт Ю13-4 Фестивального нефтяного месторождения. Цель работы – анализ геологического строения и коллекторских свойств пласта Ю13-4.
Ганбарли, Зия Абулфаз оглы
core  

Problems of the time of foundation and the tectonic evolution of the Onega — Kandalaksha paleorift in the light of the data of isotopic geochronology

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2018
Kandalaksha graben, located in the water-area of the White sea, is a part of the Onega-Kandalaksha paleorift of the Riphean time of foundation. It is filled with the terrigenous formations of the Terskaya suites ranging from 3 to 8 km by depth, while the
A. S. Baluev   +4 more
doaj   +1 more source

Global implication of mesoproterozoic (~ 1.4 Ga) magmatism within the Sette-Daban Range (Southeast Siberia). [PDF]

open access: yesSci Rep, 2021
Malyshev SV   +6 more
europepmc   +1 more source

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