Younger and older zircons from rocks of the oceanic lithosphere in the Central Atlantic and their geotectonic implications

SG Skolotnev, VE Bel'Tenev, EN Lepekhina… - Geotectonics, 2010 - Springer
Local U-Pb dating of zircons separated from various rocks in the crest zone of the Mid-
Atlantic Ridge (MAR) and Carter Seamount (Sierra Leone Rise) is performed. Younger …

Multiple melting of a heterogeneous mantle and episodic accretion of oceanic crust in a spreading zone: zircon U-Pb age and Hf-O isotope evidence from an oceanic …

NS Bortnikov, SA Silantyev, F Bea, P Montero… - Petrology, 2022 - Springer
This paper synthesizes available and original U-Pb geochronological and hafnium and
oxygen isotope data on zircon from gabbro and peridotites in the oceanic core complexes …

[PDF][PDF] Third Layer of the Oceanic Crust in the Axial Part of the Mid-Atlantic Ridge (Sierra Leone MAR Segment, 6^ oN)

EV Sharkov, NS Bortnikov, OA Bogatikov… - PETROLOGY C/C OF …, 2005 - researchgate.net
Various basalts (including fresh rocks with volcanic glass crusts) dredged within the Sierra
Leone MAR segment at 6 N in the slow-spreading Mid-Atlantic Ridge are associated with …

Hydrothermal alteration and sulfide mineralization in gabbroids of the Markov Deep (Mid-Atlantic Ridge, 6 N)

EV Sharkov, SS Abramov, VA Simonov, DI Krinov… - Geology of Ore …, 2007 - Springer
A new type of sulfide occurrence related to metasomatically altered brecciated gabbroids
has been studied at the Sierra Leone site situated in the axial rift valley of the Mid-Atlantic …

Native minerals and intermetallides of noble and nonferrous metals in sediments of the Markov Deep, Mid-Atlantic Ridge

NS Bortnikov, AG Mochalov… - Doklady earth …, 2006 - search.proquest.com
The first findings of native minerals of noble metals in sediments of the Markov Deep, Mid-
Atlantic Ridge are reported. The association of minerals of native forms of lead, tin, and …

[HTML][HTML] КОРА—МАНТИЯ—ЯДРО/CRUST—MANTLE—CORE/KRUSTEN—MANTEL—KERN

СГ Сколотнев - j-spacetime.com
Изучены состав, геохимия, структура и состав пород 3-го слоя океанической коры,
отобранных из осевой и гребневой зон Срединно-Атлантического хребта в …

Тектоно-магматические типы комплексов плутонических пород в гребневой и осевой зоне Срединно-Атлантического хребта в Приэкваториальной Атлантике

СГ Сколотнев - Электронное научное издание Альманах …, 2016 - cyberleninka.ru
Изучены состав, геохимия, структура и состав пород 3-го слоя океанической коры,
отобранных из осевой и гребневой зон Срединно-Атлантического хребта в …

Composition and inner structure of the third layer in the oceanic crust in the subequatorial segment of the Mid-Atlantic Ridge (5°–7° N)

SG Skolotnev, AE Eskin - Geochemistry International, 2013 - Springer
The paper presents data on the major-component, trace-element, and mineralogical
composition of plutonic rocks, and the composition of their minerals, from the Sierra Leone …

[PDF][PDF] Gasochemical Indicators of Hydrothermal Activity in the Axial Part of the Mid-Atlantic Ridge (Markov Deep, 5^ o50'N, 33^ o10'W)

VY Lavrushin, TA Demidova… - … EARTH SCIENCES C …, 2005 - researchgate.net
The vertical distribution of water temperature and salinity (Fig. 2) in the southern part of the
Markov Deep is consistent with the measurements of this parameter obtained in its central …

[PDF][PDF] Silicic Fe-Ti-oxide series of slow-spreading

EV Sharkov, NS Bortnikov, TF Zinger, AV Chistyakov - 2005 - academia.edu
[2] The third crustal layer in slow-spreading ridges, such as the Mid-Atlantic Ridge (MAR)
and the Southwest Indian Ridge, is known to consist of a broad spectrum of plutonic rocks …