Reconstructions before rifting and drifting reveal the geological connections between Antarctica and its conjugates in Gondwanaland

JJ Veevers - Earth-Science Reviews, 2012 - Elsevier
The initial (200–175Ma) breakup of Pangea was marked by the emplacement of the Large
Igneous Provinces (LIPs) of Karoo–Ferrar-SE Australia (KFS) in the back-arc of …

Major Australian-Antarctic plate reorganization at Hawaiian-Emperor bend time

JM Whittaker, RD Muller, G Leitchenkov, H Stagg… - Science, 2007 - science.org
A marked bend in the Hawaiian-Emperor seamount chain supposedly resulted from a recent
major reorganization of the plate-mantle system there 50 million years ago. Although …

A comparison of detrital U–Pb zircon, 40Ar/39Ar hornblende, 40Ar/39Ar biotite ages in marine sediments off East Antarctica: Implications for the geology of subglacial …

EL Pierce, SR Hemming, T Williams… - Earth-Science …, 2014 - Elsevier
U–Pb ages of detrital zircon grains have provided an extraordinary tool for sedimentary
provenance work, given that they are ubiquitous, resistant to damage and weathering, and …

[PDF][PDF] Geodynamic setting and controls on iron oxide Cu-Au (±U) ore in the Gawler Craton, South Australia

N Hayward, RG Skirrow, TM Porter - Hydrothermal iron oxide …, 2010 - portergeo.com.au
The Olympic IOCG (iron oxide copper-gold) Province occurs along the eastern margin of the
Gawler craton nucleus where oxidised (magnetite-series), A-type granitoid plutons of the …

Modeling satellite gravity gradient data to derive density, temperature, and viscosity structure of the Antarctic lithosphere

F Pappa, J Ebbing, F Ferraccioli… - Journal of Geophysical …, 2019 - Wiley Online Library
In this study we combine seismological and petrological models with satellite gravity
gradient data to obtain the thermal and compositional structure of the Antarctic lithosphere …

Pre-existing basement structure and its influence on continental rifting and fracture zone development along Australia's southern rifted margin

GM Gibson, JM Totterdell, LT White… - Journal of the …, 2013 - lyellcollection.org
Palaeogeographical reconstructions of the Australian and Antarctic margins based on
matching basement structures are commonly difficult to reconcile with those derived from …

Composition and age of the East Antarctic Shield in eastern Wilkes Land determined by proxy from Oligocene-Pleistocene glaciomarine sediment and Beacon …

JW Goodge, CM Fanning - Bulletin, 2010 - pubs.geoscienceworld.org
Abstract The Precambrian East Antarctic Shield played a central role in the tectonic
evolution of Rodinia and Gondwana, as well as growth of the East Antarctic Ice Sheet, yet …

Distribution of subglacial sediments across the Wilkes Subglacial Basin, East Antarctica

BC Frederick, DA Young… - Journal of …, 2016 - Wiley Online Library
Topography, sediment distribution, and heat flux are all key boundary conditions governing
the dynamics of the East Antarctic Ice Sheet (EAIS). EAIS stability is most at risk in Wilkes …

Age and composition of Antarctic bedrock reflected by detrital zircons, erratics, and recycled microfossils in the Prydz Bay–Wilkes Land–Ross Sea–Marie Byrd Land …

JJ Veevers, A Saeed - Gondwana Research, 2011 - Elsevier
The age and composition of the 14× 106km2 of Antarctica's surface obscured by ice is
unknown except for some dates on detrital minerals. In remedy, we bring together proxies of …

Crustal architecture of the Wilkes Subglacial Basin in East Antarctica, as revealed from airborne gravity data

TA Jordan, F Ferraccioli, E Armadillo, E Bozzo - Tectonophysics, 2013 - Elsevier
The Wilkes Subglacial Basin, in the hinterland of the Transantarctic Mountains, represents
one of the least understood continental-scale features in Antarctica. Aeromagnetic data …