Results 81 to 90 of about 424 (186)

Electrical conductivity anomalies in the contact zones of Archean and Proterozoic geobloks on the Ukrainian and Baltic Shields

open access: yesГеофизический журнал, 2018
Kirovograd (KA) and Ladoga (LA) anomalies of the crustal electrical conductivity are located in the Sarmatian and Fennoscandinavian domains of the East European Craton.
I. Rokityansky   +4 more
doaj   +1 more source

Potential Locations of Strong Earthquakes in Bulgaria and the Neighbouring Regions

open access: yesInternational Journal of Geophysics, Volume 2024, Issue 1, 2024.
Information about potential earthquake sources is a key issue for seismic hazard assessment. This study presents the application of a phenomenological approach based on pattern recognition to determine the possible locations of strong earthquakes in the Bulgarian region.
Alexander I. Gorshkov   +5 more
wiley   +1 more source

IDENTIFICATION OF METASOMATIC FAMILIES IN GEOBLOCKS OF UKRAINIAN SHIELD

open access: yesВісник Київського національного університету імені Тараса Шевченка. Серія Геологія
The paper is aimed to refer metasomatites of Ukrainian Shield (USh) to the specific metasomatic families (formations) using the unified system of definitions and terms and to recognize distinctive features of metasomatic rocks for the separate ...
V. Sinitsyn, V. Shunko
doaj  

DEEP STRUCTURE, TECTONIC EVOLUTION AND HYDROCARBON POTENTIAL OF THE KALAMIT SWELL (NORTHWESTERN SHELF OF THE BLACK SEA) ACCORDING TO DENSITY MODELING DATA

open access: yesГеологія і корисні копалини Світового океану
The deep structure, tectonic evolution and hydrocarbon potential of the Kalamitsky swell (КS) were determined using the density modeling method. In the research area, two megablocks separated by the North Euxine Fault are distinguished by crustal ...
M.V. Kozlenko, Yu.V. Kozlenko
doaj   +1 more source

THE DEEP STRUCTURE AND COMPOSITION OF THE CRUST OF VOLYN MEGABLOCK ALONG GEOTRAVERSE II

open access: yesGeological Journal, 2011
Приведен авторский вариант модели глубинного строения консолидированной земной коры Волынского мегаблока Украинского щита вдоль геотраверса II по результатам комплексной интерпретации геолого-геофизических данных, которая значительно отличается от предыдущих.
KOSTENKO, M. M.   +2 more
openaire   +3 more sources

Rock-avalanche-driven glacier advances in a volcanic mountain revealed by cosmogenic exposure dating

open access: yesScientific Reports
The Dyrfjöll ridge represents the remnant of the filling of a Neogene volcanic caldera. The volcanic succession consists of a basal ignimbrite overlain by basaltic hyaloclastites and capped by basaltic lavas. The ridge is truncated by the Dyr Pass (856 m
Nuria Andrés   +14 more
doaj   +1 more source

Геолого-геммологические критерии оценки качества жильного кварца [PDF]

open access: yes, 2011
Представлены результаты исследований геммологических характеристик различных генетических типов жильного кварца Среднеприднепровского и Приазовского мегаблоков Украинского щита, перспективного как камнесамоцветное сырье.Представлено ...
Цоцко, Л. И.
core   +1 more source

88th Annual Meeting of the Meteoritical Society 2026: Contents

open access: yes
Meteoritics &Planetary Science, Volume 61, Issue S1, Page S2-S47, August 2026.
wiley   +1 more source

88th Annual Meeting of the Meteoritical Society 2026: Abstracts

open access: yes
Meteoritics &Planetary Science, Volume 61, Issue S1, Page S48-S551, August 2026.
wiley   +1 more source

Layered megablocks in the central uplifts of impact craters: Icarus, p. 710

open access: yes, 2012
a b s t r a c t A database of bedrock exposed in crater central uplifts has been compiled from multiple orbital datasets. In this study we focus on uplifts which show decameter-scale layers within the exposed megablocks derived from the bedrock of the ...
L Ojha   +5 more
core  

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