<abstract xmlns="http://www.w3.org/1999/xhtml">
<p>The presence of oceanic crust on the Black Sea bottom indicates that this sea basin was a section - a Pontic Ocean gulf at the northern margin of the Phanerozoic Tethys Ocean. The late Phanerozoic subduction of the Tethys oceanic crust under the European continental massif in this area took place in the subduction zone, whose modern traces are found today south of the Crimean Peninsula. On the surface of the subducted oceanic crust were numerous fragments of the destroyed continental crust on the northern margin of the Gondwana continent. These relatively lighter than oceanic crust crustal fragments (or a significant part of them) were not subducted. They accumulate in the immediate vicinity of the subduction zone on the unsub ducted remnants of oceanic crust. Such is the case with the Black Sea. It is not an imposed subcontinental basin, but a last modern relict of the northern margin of the Late Phanerozoic Tethys Ocean.</p>
</abstract>

The presence of oceanic crust on the Black Sea bottom indicates that this sea basin was a section - a Pontic Ocean gulf at the northern margin of the Phanerozoic Tethys Ocean. The late Phanerozoic subduction of the Tethys oceanic crust under the European continental massif in this area took place in the subduction zone, whose modern traces are found today south of the Crimean Peninsula. On the surface of the subducted oceanic crust were numerous fragments of the destroyed continental crust on the northern margin of the Gondwana continent. These relatively lighter than oceanic crust crustal fragments (or a significant part of them) were not subducted. They accumulate in the immediate vicinity of the subduction zone on the unsub ducted remnants of oceanic crust. Such is the case with the Black Sea. It is not an imposed subcontinental basin, but a last modern relict of the northern margin of the Late Phanerozoic Tethys Ocean.

Black Sea Morphotectonic Nature

South-West University Neofit Rilski, Faculty of Mathematics and Natural Sciences, Department of Geography, Ecology and Environment Protection

Department of Geography Regional Development and Tourism

Technical University - Varna, Faculty of Mechanical Engineering, Department of Mechanics and Machine Elements

Acta Scientifica Naturalis

This work is licensed under the Creative Commons Attribution 3.0 Public License.

{"article-title":"Black Sea Morphotectonic Nature"}

The presence of oceanic crust on the Black Sea bottom indicates that this sea basin was a section - a Pontic Ocean gulf at the northern margin of the...

Black Sea Morphotectonic Nature

Published Online: Apr 04, 2024

Page range: 50 - 55

DOI: https://doi.org/10.2478/asn-2024-0005

Keywords
Tethys Ocean Gulf, Oceanic crust, Subduction breaking

© 2024 Tzanko Tzankov et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 3.0 Public License.

Black Sea Morphotectonic Nature

Published Online: Apr 04, 2024

Page range: 50 - 55

DOI: https://doi.org/10.2478/asn-2024-0005

KeywordsTethys Ocean Gulf, Oceanic crust, Subduction breaking

© 2024 Tzanko Tzankov et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 3.0 Public License.

Keywords
Tethys Ocean Gulf, Oceanic crust, Subduction breaking