THE ORIGIN AND STRUCTURE OF THE LOWER CRUST OF OCEANS AND BACK-ARC SEAS: EVIDENCE FROM THE MARKOV DEEP (MID-ATLANTIC RIDGE) AND THE VOIKAR OPHIOLITE ASSOCIATION (POLAR URALS)

The Markov Deep (the axial part of the slow-spreading Mid-Atlantic Ridge, 6°N, Sierra Leone oceanic core complex) and the Paleozoic Voikar ophiolite association (Polar Urals) formed in the back-arc sea conditions. In both cases, the lower crust of a close structure was formed on the basements compos...

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Bibliographic Details
Main Author: E. V. Sharkov
Format: Article
Language:English
Published: Institute of the Earth's crust, Siberian Branch of RAS 2019-03-01
Series:Geodinamika i Tektonofizika
Subjects:
Online Access:https://www.gt-crust.ru/jour/article/view/771