Crustal evolution of the submarine plateaux of New Zealand and their tectonic reconstruction based on crustal balancing
Tectonics, marine geophysics, plate-tectonic reconstruction, new zealand, antarctica, seismic refraction/wide-angle reflection, Gondwana break-up. - The last supercontinent fell into pieces with the break-up of Gondwana. In this context, the separation of the microcontinent of New Zealand from Antar...
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Niedersächsische Staats- und Universitätsbibliothek
2007
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Online Access: | http://webdoc.sub.gwdg.de/ebook/dissts/Bremen/Grobys2007.pdf http://nbn-resolving.de/urn:nbn:de:gbv:46-diss000108692 |
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ftgbv:oai:gbv.de:opac-de-7:ppn:556092031 2023-05-15T13:33:53+02:00 Crustal evolution of the submarine plateaux of New Zealand and their tectonic reconstruction based on crustal balancing Grobys, Jan Werner Gerhard 2007 electronic Elektronische Ressource electronic resource remote Online-Ressource 163 p. = 13088 KB, text and images http://webdoc.sub.gwdg.de/ebook/dissts/Bremen/Grobys2007.pdf http://nbn-resolving.de/urn:nbn:de:gbv:46-diss000108692 ger ger Niedersächsische Staats- und Universitätsbibliothek Staats- und Universitätsbibliothek [Host] 551.1360916479 ggo geo 2007 ftgbv 2016-12-25T23:09:16Z Tectonics, marine geophysics, plate-tectonic reconstruction, new zealand, antarctica, seismic refraction/wide-angle reflection, Gondwana break-up. - The last supercontinent fell into pieces with the break-up of Gondwana. In this context, the separation of the microcontinent of New Zealand from Antarctica is a jigsaw puzzle of many pieces. Its parts lay at the convergent margin of East Gondwana, which changed into a divergent margin within a geologically short time. That is why the microcontinent of New Zealand experienced different tectonic regimes and phases of the Wilson cycle. Although it is a good object of investigation due to its changing history, remarkably little is known about the submerged parts of the microcontinent. Knowledge of the magmatic-tectonic development of the submarine plateaux such as Campbell Plateau and Chatham Rise will improve the understanding of the processes that led to the late Gondwana break-up, and, in turn, lead to better reconstructions of East Gondwana, as Zealandia is a key piece in plate-kinematic reconstructions of this part of Gondwana. The central part of this thesis deals with the separation process of Zealandia from Antarctica leading to an improved reconstruction of New Zealand with emphasis on the submarine plateaux. Bounty Trough separating Chatham Rise from Campbell Plateau, and the Great South Basin separating Campbell Plateau from the South Island are investigated with seismic refraction and reflection methods. They are interpreted jointly with magnetic and gravity data. The results of crustal thickness modelling based on satellite gravity data are combined with existing information about crustal thickness of Zealandia. With these data . @Bremen, Univ., Diss., 2007 Other/Unknown Material Antarc* Antarctica Georg-August-Universität Göttingen: GOEDOC Bounty Trough ENVELOPE(178.070,178.070,-45.499,-45.499) Campbell Plateau ENVELOPE(171.000,171.000,-50.667,-50.667) New Zealand |
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Georg-August-Universität Göttingen: GOEDOC |
op_collection_id |
ftgbv |
language |
German |
topic |
551.1360916479 ggo geo |
spellingShingle |
551.1360916479 ggo geo Crustal evolution of the submarine plateaux of New Zealand and their tectonic reconstruction based on crustal balancing |
topic_facet |
551.1360916479 ggo geo |
description |
Tectonics, marine geophysics, plate-tectonic reconstruction, new zealand, antarctica, seismic refraction/wide-angle reflection, Gondwana break-up. - The last supercontinent fell into pieces with the break-up of Gondwana. In this context, the separation of the microcontinent of New Zealand from Antarctica is a jigsaw puzzle of many pieces. Its parts lay at the convergent margin of East Gondwana, which changed into a divergent margin within a geologically short time. That is why the microcontinent of New Zealand experienced different tectonic regimes and phases of the Wilson cycle. Although it is a good object of investigation due to its changing history, remarkably little is known about the submerged parts of the microcontinent. Knowledge of the magmatic-tectonic development of the submarine plateaux such as Campbell Plateau and Chatham Rise will improve the understanding of the processes that led to the late Gondwana break-up, and, in turn, lead to better reconstructions of East Gondwana, as Zealandia is a key piece in plate-kinematic reconstructions of this part of Gondwana. The central part of this thesis deals with the separation process of Zealandia from Antarctica leading to an improved reconstruction of New Zealand with emphasis on the submarine plateaux. Bounty Trough separating Chatham Rise from Campbell Plateau, and the Great South Basin separating Campbell Plateau from the South Island are investigated with seismic refraction and reflection methods. They are interpreted jointly with magnetic and gravity data. The results of crustal thickness modelling based on satellite gravity data are combined with existing information about crustal thickness of Zealandia. With these data . @Bremen, Univ., Diss., 2007 |
author2 |
Grobys, Jan Werner Gerhard |
title |
Crustal evolution of the submarine plateaux of New Zealand and their tectonic reconstruction based on crustal balancing |
title_short |
Crustal evolution of the submarine plateaux of New Zealand and their tectonic reconstruction based on crustal balancing |
title_full |
Crustal evolution of the submarine plateaux of New Zealand and their tectonic reconstruction based on crustal balancing |
title_fullStr |
Crustal evolution of the submarine plateaux of New Zealand and their tectonic reconstruction based on crustal balancing |
title_full_unstemmed |
Crustal evolution of the submarine plateaux of New Zealand and their tectonic reconstruction based on crustal balancing |
title_sort |
crustal evolution of the submarine plateaux of new zealand and their tectonic reconstruction based on crustal balancing |
publisher |
Niedersächsische Staats- und Universitätsbibliothek |
publishDate |
2007 |
url |
http://webdoc.sub.gwdg.de/ebook/dissts/Bremen/Grobys2007.pdf http://nbn-resolving.de/urn:nbn:de:gbv:46-diss000108692 |
long_lat |
ENVELOPE(178.070,178.070,-45.499,-45.499) ENVELOPE(171.000,171.000,-50.667,-50.667) |
geographic |
Bounty Trough Campbell Plateau New Zealand |
geographic_facet |
Bounty Trough Campbell Plateau New Zealand |
genre |
Antarc* Antarctica |
genre_facet |
Antarc* Antarctica |
_version_ |
1766046747400863744 |