Jessop et al NEO geochronology - final

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Jessop et al NEO geochronology - final

UNIVERSITY OF LEEDSThis is a repository copy of Tectonic cycles of the New England Orogen, eastern Australia: A Review.White Rose Research Online URL

Jessop et al NEO geochronology - final for this paper:http://epnnts.whiterose.ac.uk/152142/Version: Accepted VersionArticle:Jessop, K, Daczko, NR and Piazolo, s orcid.org/0000-0001-7723-81

70 (2019) Tectonic cycles of the New England Orogen, eastern Australia: A Review. Australian Journal of Earth Sciences. 66 (4). pp. 459-496. ISSN 0812 Jessop et al NEO geochronology - final

Jessop et al NEO geochronology - final

n Australian Journal of Earth Sciences. Uploaded in accordance with the publishers self-archiving policy.ReuseItems deposited in White Rose Research O

UNIVERSITY OF LEEDSThis is a repository copy of Tectonic cycles of the New England Orogen, eastern Australia: A Review.White Rose Research Online URL

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Research Online to be in breach of UK law. please notify us by emailing eprints@whiterose ac uk including the URL of the record and the reason for the

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withdrawal request.White Rose university consortium 0« leech. Sheffield A v

UNIVERSITY OF LEEDSThis is a repository copy of Tectonic cycles of the New England Orogen, eastern Australia: A Review.White Rose Research Online URL

Jessop et al NEO geochronology - finalre to Crust FluidSystems (CCFS) and GEMOC, Department of Earth and Planetary Sciences,Macquarie University, NSW 2109 Australia.bSchool of Earth and En

vironment, Faculty of Environment, University ofLeeds, LS2 9JT UK.’Corresponding author: K. Jessop (kim.jessop@mq.edu.au)Running title: Geochronology Jessop et al NEO geochronology - final

and Tectonic Cycles of the New EnglandOrogenABSTRACTThe New England Orogen (NEO), the youngest of the orogens of the Tasmanides of eastern Australia,

Jessop et al NEO geochronology - final

is defined by two main cycles of compression-extension. The compression component involves thrust tectonics and advance of the arc towards the contine

UNIVERSITY OF LEEDSThis is a repository copy of Tectonic cycles of the New England Orogen, eastern Australia: A Review.White Rose Research Online URL

Jessop et al NEO geochronology - finallation of 623 records of2 U-Pb zircon geochronology rock ages from Geoscience Australia; the Geological Surveys of Queensland (Qld) and New South Wale

s (NSW): and other published research throughout the Orogen, has helped to clarify its complex tectonic history.This contribution focuses on the entir Jessop et al NEO geochronology - final

e NEO and is aimed at those who are unfamiliar with the details of the orogen and who could benefit from a summary of current knowledge. It aims to fi

Jessop et al NEO geochronology - final

ll a gap in recent literature between broad-scale overviews of the orogen incorporated as part of wider research on the Tasmanides (e.g. Champion, 201

UNIVERSITY OF LEEDSThis is a repository copy of Tectonic cycles of the New England Orogen, eastern Australia: A Review.White Rose Research Online URL

Jessop et al NEO geochronology - finalse and maps of the orogen (GIS files available from the authors) are provided as supplementary material. Within the two main cycles of compression-ext

ension, six accepted and distinct tectonic phases are defined and reviewed. Overviews of these tectonic phases form the basis for this contribution. D Jessop et al NEO geochronology - final

escriptions and maps of geological processes active during each phase are included, together with a summary of zircon data and a brief discussion of t

Jessop et al NEO geochronology - final

he broader tectonic framework. The maps reveal the centres of activity during each tectonic phase, and the range in U-Pb zircon ages highlights the de

UNIVERSITY OF LEEDSThis is a repository copy of Tectonic cycles of the New England Orogen, eastern Australia: A Review.White Rose Research Online URL

Jessop et al NEO geochronology - finalidentified by the available geochronology.Estimates of the beginning of the Hunter-Bowen phase of compression, generally thought to commence around 26

5Ma are complicated by the3 presence of extensional-type magmatism in eastern Qld that occurred between 270 and 260Ma.KEY WORDS: Tectonic cycles; zirc Jessop et al NEO geochronology - final

on U-Pb geochronology; New England Orogen; slab rollback; extension; GIS maps

UNIVERSITY OF LEEDSThis is a repository copy of Tectonic cycles of the New England Orogen, eastern Australia: A Review.White Rose Research Online URL