RESULTS FOR Lake Macquarie
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Results shown limited to content with bounding coordinates.
Published: 01 April 2013
Figure 8. Site classification map for the Newcastle and Lake Macquarie region, based on Dhu et al. (2002) and 1:100,000‐scale mapped geology ( Hawley et al. , 1995 ), with SCPT locations from Dhu et al. (2002) .
Different styles of modern and ancient non-collisional orogens and implications for crustal growth: a Gondwanaland perspective
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 14 July 2016
Canadian Journal of Earth Sciences (2016) 53 (11): 1372-1415.
..., an interpretation not favoured by Glen (2013) or Packham and Hubble (2016) . Glen et al. (1998) argued for Ordovician subduction in the Lachlan Orogen to account for the calc-alkaline signature of Early to Late Ordovician volcanics (Macquarie Volcanic Province) that we now regard as inherited ( Quinn et al...
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Uplift of the southeastern Australian lithosphere: Thermal-tectonic evolution of garnet pyroxenite xenoliths from western VictoriaJiang-Gu Lu, Qing Xiong, William L. Griffin, Jian-Ping Zheng, Jin-Xiang Huang, Suzanne Y. O’Reilly, Takako Satsukawa, Norman J. Pearson
Book: The Crust-Mantle and Lithosphere-Asthenosphere Boundaries: Insights from Xenoliths, Orogenic Deep Sections, and Geophysical Studies
Series: GSA Special Papers
Published: 01 January 2017
... ABSTRACT Detailed petrography, microstructure, and geochemistry of garnet pyroxenite xenoliths in Holocene basanite tuffs from maars at Lakes Bullenmerri and Gnotuk (western Victoria, southeastern Australia) have been used to track their igneous and metamorphic history, enabling...
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Watsonella crosbyi from the lower Cambrian (Terreneuvian, Stage 2) Normanville Group in South Australia
SARAH M. JACQUET, THOMAS BROUGHAM, CHRISTIAN B. SKOVSTED, JAMES B. JAGO, JOHN R. LAURIE, MARISSA J. BETTS, TIMOTHY P. TOPPER, GLENN A. BROCK
Journal: Geological Magazine
Publisher: Cambridge University Press
Published: 21 October 2016
Geological Magazine (2016) 154 (5): 1088-1104.
Dana L. Royer, Lawren Sack, Peter Wilf, Christopher H. Lusk, Gregory J. Jordan, Ülo Niinemets, Ian J. Wright, Mark Westoby, Bárbara Cariglino, Phyllis D. Coley, Asher D. Cutter, Kirk R. Johnson, Conrad C. Labandeira, Angela T. Moles, Matthew B. Palmer, Fernando Valladares
Publisher: Paleontological Society
Published: 01 November 2007
Paleobiology (2007) 33 (4): 574-589.
..., a Macquarie University New Staff Grant A007220, the Estonian Academy of Sciences, and National Science Foundation grants DEB-0345750, EAR-0236489, and IOB-0546787. We thank R. Burnham, N. Cellinese, D. Danehy, D. Dilcher, B. Ellis, P. Huff, C. Jander, E. Kowalski, T. Lott, E. Manzane, F. Marsh, D. Meade...
A detrital record of lower oceanic crust exhumation within a Miocene slow-spreading ridge: Macquarie Island, Southern Ocean
Published: 01 January 2011
GSA Bulletin (2011) 123 (1-2): 255-273.
...-thick section of relatively unfaulted upper oceanic crust was measured in well-exposed cliffs along the central west coast escarpment of Macquarie Island between Mt. Waite and Davis Point ( Figs. 1 and 4A ). The base of the section starts directly above the Major Lake fault, which is locally buried...
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Tectonic implications of fault-scarp–derived volcaniclastic deposits on Macquarie Island: Sedimentation at a fossil ridge-transform intersection?
Published: 01 January 2005
GSA Bulletin (2005) 117 (1-2): 18-31.
... that these data support a model for formation and evolution of Macquarie Island at the inside corner of a ridge-transform intersection. The area proximal to the Major Lake fault contains the most laterally continuous sedimentary rocks on Macquarie Island (Fig. 2C) . Fine-grained sedimentary rocks dominate...
Structural expression of oblique seafloor spreading in the Macquarie Island ophiolite, Southern Ocean
Published: 01 February 2004
Geology (2004) 32 (2): 125-128.
...Peter A. Rivizzigno; Jeffrey A. Karson Abstract The Macquarie Island ophiolite is an uplifted block of oceanic crust formed at the Australia-Pacific spreading center between 12 and 9 Ma. The sense of motion and geological processes across this plate boundary reflect an evolution from orthogonal...
Interaction of Gravity Flows With a Rugged Mid-Ocean-Ridge Seafloor: An Outcrop Example from Macquarie Island
Journal: Journal of Sedimentary Research
Published: 01 May 2011
Journal of Sedimentary Research (2011) 81 (5): 355-375.
...Ryan A. Portner; Julie A. Dickinson; Nathan R. Daczko Abstract Rugged bathymetry along slow-spreading mid-ocean ridges has the potential to impinge a strong control on gravity flows derived from oceanic fault scarps. Sedimentary lithofacies from the Macquarie Island ophiolite supports...
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Geochemistry of Marine and Nonmarine Environments of a Neoproterozoic Cratonic Carbonate/Evaporite: The Bitter Springs Formation, Central AustraliaJohn P. Grotzinger, A. C. Hill, Noel P. James, K. Arouri, P. Gorjan, M. R. Walter
Series: SEPM Special Publication
Published: 01 January 2000
..., is nonmarine. Rare pyrite, heavy δ 34 S pyrite , abundant irregularly branched C 25 and C 30 isoprenoids from methanogens, and abundant pseudomorphs after halite indicate carbonate precipitation in sulfate-poor hypersaline lakes. Heavy and variable δ 13 S carb and δ 18 O indicate that continental...
Pericontinental Crustal Growth of the Southwestern Abitibi Subprovince, Canada—U-Pb, Hf, and Nd Isotope Evidence
Published: 01 September 2008
Economic Geology (2008) 103 (6): 1151-1184.
... for the involvement of older crust during magma genesis near the Abitibi-Wawa boundary (Kapuskasing structural zone). Inherited zircons dated at ca. 2.85 Ga occur both in 2747 Ma tonalite and 2700 Ma granodiorite of the Rice Lake batholith, part of the larger Kenogamissi plutonic complex. Igneous zircons from...
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M.V. Mints, E.A. Belousova, A.N. Konilov, L.M. Natapov, A.A. Shchipansky, W.L. Griffin, S.Y. O'Reilly, K.A. Dokukina, T.V. Kaulina
Published: 01 August 2010
Geology (2010) 38 (8): 739-742.
... enclose many small amphibolite bodies with or without garnet, previously interpreted as dismembered greenstones. Several of these bodies near the Salma Strait of Lake Imandra have been recognized as retrogressed eclogites ( Konilov et al., 2004 ). They are lenses concordant with the TTG gneisses...
Modern to Glacial age subglacial meltwater drainage at Law Dome, coastal East Antarctica from topography, sediments and jökulhlaup observationsM. J. Siegert, Ian D. Goodwin, S. S. R. Jamieson, Jason L. Roberts, D. A. White, David M. Etheridge, John Hellstrom, Andrew D. Moy, Marta Ribo, Andrew M. Smith
Series: Geological Society, London, Special Publications
Publisher: The Geological Society of London
Published: 01 January 2018
... subglacial lakes A and B. Fig. 2. DEM of subglacial morphology and nearshore bathymetry at western Law Dome. The DEM consists of the subglacial topography at 250 m grid resolution from BEDMAP2 and ICECAP and the nearshore bathymetry at 1 m grid resolution acquired by Geoscience Australia...
Series: GSA Special Papers
Published: 01 January 2008
Graham C. Begg, Jon A.M. Hronsky, Nicholas T. Arndt, William L. Griffin, Suzanne Y. O’Reilly, Nick Hayward
Published: 01 September 2010
Economic Geology (2010) 105 (6): 1057-1070.
..., 1971 ; Seat et al., 2007 ). Internal to the West Yilgarn craton the 2.92 Ga nickel sulfide deposits of the Forrestania and Lake Johnston belts are hosted by greenstone belts of a similar age, and may sit on yet older cratonic boundaries, but the position of such boundaries remains cryptic...
Published: 01 December 2016
PALAIOS (2016) 31 (12): 607-615.
... identification and Mandy Reid granted access to the Australian Museums' Malacology Collection. JCM acknowledges funding from an international Macquarie University Research Excellence Scholarship (iMQRES scholarship), and the fieldwork at One Tree Reef was funded by ARC FT0990983 to MAK. Shell thickness...
Mark E. Holland, K.E. Karlstrom, M.F. Doe, G.E. Gehrels, M. Pecha, O.P. Shufeldt, G. Begg, W.L. Griffin, Elena Belousova
Published: 01 September 2015
GSA Bulletin (2015) 127 (9-10): 1391-1410.
... of Continents (GEMOC) Key Centre, Macquarie University; Table DR6, plutonic Hf isotopic analyses conducted at the GEMOC Key Centre; descriptions of individual plutonic sample zircon ages, morphology, and internal textures, concordia plots and weighted mean ages for each sample, epsilon Hf plots for each sample...
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Published: 01 January 2002
Economic Geology (2002) 97 (1): 109-123.
... ( MacNevin, 1977 ). Diamonds occur in alluvium of the Macquarie River and tributaries and have probably been reworked from nearby deep leads. Basalts in the area are between 39 and 16 Ma ( Wellman and McDougall, 1974b ). The carbon isotope range of 50 Group A diamonds is between –9.8 and –3.1 per mil...
Published: 01 June 2008
Economic Geology (2008) 103 (4): 829-850.
... described in this paper was part of a multidisciplinary, industry-collaborative research project at Macquarie University, designed to investigate and develop ways to improve management of risk, uncertainty, and value creation in mineral exploration. The methodology developed here links our understanding...
Published: 01 December 2001
Geology (2001) 29 (12): 1103-1106.
...D.B. Gore; E.J. Rhodes; P.C. Augustinus; M.R. Leishman; E.A. Colhoun; J. Rees-Jones Abstract Optically stimulated luminescence dating of glaciofluvial and glacial-lake shoreline sediments indicates that the Bunger Hills area, in coastal East Antarctica, was largely ice free by the Last Glacial...