ORCID Profile
0000-0002-8907-7455
Current Organisation
Curtin University
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In Research Link Australia (RLA), "Research Topics" refer to ANZSRC FOR and SEO codes. These topics are either sourced from ANZSRC FOR and SEO codes listed in researchers' related grants or generated by a large language model (LLM) based on their publications.
Geology | Geochronology | Igneous And Metamorphic Petrology | Ore Deposit Petrology | Artificial Intelligence and Image Processing | Chemical Engineering Not Elsewhere Classified | Geomagnetism | Exploration Geochemistry | Structural Geology | Geotectonics | Igneous and Metamorphic Petrology | Earth Sciences not elsewhere classified | Geophysics Not Elsewhere Classified | Computer Vision | Intelligent Robotics
Earth sciences | Measurement standards and calibration services not elsewhere classified | Mineral Exploration not elsewhere classified | Integrated systems | Climate change | Computer software and services not elsewhere classified | Expanding Knowledge in the Earth Sciences | Precious (Noble) Metal Ore Exploration | Titanium Minerals, Zircon, and Rare Earth Metal Ore (e.g. Monazite) Exploration |
Publisher: Informa UK Limited
Date: 05-1992
Publisher: Geological Society of London
Date: 2003
Publisher: Springer Science and Business Media LLC
Date: 20-06-2020
Publisher: Wiley
Date: 06-05-2005
Publisher: Elsevier BV
Date: 10-2007
Publisher: Elsevier BV
Date: 10-2019
Publisher: Springer Science and Business Media LLC
Date: 15-07-2014
Publisher: Wiley
Date: 1997
Publisher: Elsevier BV
Date: 09-1995
Publisher: Elsevier BV
Date: 11-2003
Publisher: Geological Society of America
Date: 2000
Publisher: Elsevier BV
Date: 08-2006
Publisher: Geological Society of America
Date: 2003
Publisher: Elsevier BV
Date: 12-2008
Publisher: Elsevier BV
Date: 06-2018
Publisher: Japan Association of Mineralogical Sciences
Date: 2016
DOI: 10.2465/JMPS.151117
Publisher: Springer Science and Business Media LLC
Date: 12-06-2021
Publisher: Elsevier BV
Date: 02-1994
Publisher: Elsevier BV
Date: 2022
Publisher: Elsevier BV
Date: 02-2019
Publisher: Geological Society of London
Date: 2013
DOI: 10.1144/SP383.3
Publisher: Elsevier BV
Date: 08-2021
Publisher: Elsevier BV
Date: 2008
Publisher: Springer Science and Business Media LLC
Date: 25-07-2014
Publisher: American Journal of Science (AJS)
Date: 02-2009
DOI: 10.2475/02.2009.03
Publisher: Elsevier BV
Date: 04-2001
Publisher: Geological Society of London
Date: 2013
DOI: 10.1144/SP383.9
Publisher: Mineralogical Society of America
Date: 25-07-2011
Publisher: Elsevier BV
Date: 08-2006
Publisher: Geological Society of London
Date: 2003
Publisher: Wiley
Date: 19-05-2016
DOI: 10.1111/JMG.12192
Publisher: Elsevier BV
Date: 12-2017
Publisher: Wiley
Date: 05-2005
Publisher: Oxford University Press (OUP)
Date: 04-1994
Publisher: Elsevier BV
Date: 12-2015
Publisher: Elsevier BV
Date: 07-2021
Publisher: Informa UK Limited
Date: 17-02-2017
Publisher: Elsevier BV
Date: 04-2020
Publisher: Oxford University Press (OUP)
Date: 2020
DOI: 10.1093/PETROLOGY/EGAA023
Abstract: Sapphirine-bearing UHT granulites from the Dongpo locality in the Khondalite Belt of the North China Craton have been comprehensively characterized in terms of petrology, mineral chemistry, metamorphic evolution and zircon geochronology. However, the precise timing of the peak-UHT metamorphism and other key stages in the P–T–t evolution remain controversial due to the complexity of multiple metamorphic overprints and the lack of petrographic context for zircon age data. In this study, monazite from four s les of the Dongpo granulite are ided into six groups based on chemical composition and textural context, and dated (in-situ SHRIMP and LA–ICP–MS U–Pb). An age population of 1·91–1·88 Ga was obtained from high-Y cores of monazite inclusions in garnet (Group 1) and on grains in the rock matrix (Group 2). The maximum age of c.1·91 Ga is interpreted as the minimum timing for prograde metamorphism before UHT metamorphism (M1). An age population of 1·90–1·85 Ga was obtained from low-Y domains of monazite inclusions (Group 3) and of matrix grains (Group 4). Combined with previous zircon dating results, the age population from low-Y Mnz constrains the timing and duration of the UHT metamorphism to 1·90–1·85 Ga and 50 (±15) million years, respectively. The large (50 m.y.) age spread is interpreted to reflect continuous monazite formation, and it is consistent with the slow post-peak near-isobaric cooling stage (M2). An age of c.1·86 Ga was obtained from monazite in textural contact with sapphirine/spinel + plagioclase intergrowths (Group 5), which is interpreted as the timing of the subsequent decompression–heating stage (M3). The younger age clusters at c.1·80 and 1·77 Ga, obtained from Th-rich monazite rims (Group 6) and one single Th-depleted monazite in textural contact with matrix biotite, respectively, indicate dissolution–reprecipitation and new monazite growth from fluid released by crystallizing anatectic melt during retrogression. These results, along with the previous 1·93–1·91 Ga data for UHT metamorphism, suggest that there was a very long-lived Paleoproterozoic UHT metamorphism (1·93–1·85 Ga) in the Khondalite Belt of the North China Craton. This supports the large hot orogeny model for the generation of Paleoproterozoic UHT metamorphism in the Khondalite Belt during the amalgamation of the Nuna supercontinent.
Publisher: Informa UK Limited
Date: 12-1991
Publisher: Elsevier BV
Date: 06-2017
Publisher: Wiley
Date: 08-05-2019
DOI: 10.1111/JMG.12486
Abstract: A highly residual granulite facies rock (s le RG07‐21) from Lunnyj Island in the Rauer Group, East Antarctica, presents an opportunity to compare different approaches to constraining peak temperature in high‐grade metamorphic rocks. S le RG07‐21 is a coarse‐grained pelitic migmatite composed of abundant garnet and orthopyroxene along with quartz, biotite, cordierite, and plagioclase with accessory rutile, ilmenite, zircon, and monazite. The inferred sequence of mineral growth is consistent with a clockwise pressure–temperature ( P – T ) evolution when compared with a forward model ( P – T pseudosection) for the whole‐rock chemical composition. Peak metamorphic conditions are estimated at 9 ± 0.5 kbar and 910 ± 50°C based on conventional Al‐in‐orthopyroxene thermobarometry, Zr‐in‐rutile thermometry, and calculated compositional isopleths. U–Pb ages from zircon rims and neocrystallized monazite grains yield ages of c. 514 Ma, suggesting that crystallization of both minerals occurred towards the end of the youngest pervasive metamorphic episode in the region known as the Prydz Tectonic Event. The rare earth element compositions of zircon and garnet are consistent with equilibrium growth of these minerals in the presence of melt. When comparing the thermometry methods used in this study, it is apparent that the Al‐in‐orthopyroxene thermobarometer provides the most reliable estimate of peak conditions. There is a strong textural correlation between the temperatures obtained using the Zr‐in‐rutile thermometer––maximum temperatures are recorded by a single rutile grain included within orthopyroxene, whereas other grains included in garnet, orthopyroxene, quartz, and biotite yield a range of temperatures down to 820°C. Ti‐in‐zircon thermometry returns significantly lower temperature estimates of 678–841°C. Estimates at the upper end of this range are consistent with growth of zircon from crystallizing melt at temperatures close to the elevated (H 2 O undersaturated) solidus. Those estimates, significantly lower than the calculated temperature of this residual solidus, may reflect isolation of rutile from the effective equilibration volume leading to an activity of TiO 2 that is lower than the assumed value of unity.
Publisher: Elsevier BV
Date: 06-2003
Publisher: Elsevier BV
Date: 10-2009
Publisher: Elsevier BV
Date: 05-2018
Publisher: Springer Science and Business Media LLC
Date: 30-05-2018
DOI: 10.1038/S41598-018-26530-1
Abstract: The most poorly exposed and least understood Gondwana-forming orogen lies largely hidden beneath ice in East Antarctica. Called the Kuunga orogen, its interpolation between scattered outcrops is speculative with differing and often contradictory trends proposed, and no consensus on the location of any sutures. While some discount a suture altogether, paleomagnetic data from Indo-Antarctica and Australo-Antarctica do require 3000–5000 km relative displacement during Ediacaran-Cambrian Gondwana amalgamation, suggesting that the Kuunga orogen sutured provinces of broadly Indian versus Australian affinity. Here we use compiled data from detrital zircons offshore of East Antarctica that fingerprint two coastal subglacial basement provinces between 60 and 130°E, one of Indian affinity with dominant ca. 980–900 Ma ages (Indo-Antarctica) and one of Australian affinity with dominant ca. 1190–1140 and ca. 1560 Ma ages (Australo-Antarctica). We combine this offshore compilation with existing and new onshore U-Pb geochronology and previous geophysical interpretations to delimit the Indo-Australo-Antarctic boundary at a prominent geophysical lineament which intersects the coast east of Mirny at ~94°E.
Location: United Kingdom of Great Britain and Northern Ireland
Location: United Kingdom of Great Britain and Northern Ireland
Location: United Kingdom of Great Britain and Northern Ireland
Start Date: 2015
End Date: 2017
Funder: Australian Research Council
View Funded ActivityStart Date: 2006
End Date: 2006
Funder: Australian Research Council
View Funded ActivityStart Date: 2018
End Date: 2018
Funder: Australian Research Council
View Funded ActivityStart Date: 2007
End Date: 2007
Funder: Australian Research Council
View Funded ActivityStart Date: 2006
End Date: 08-2010
Amount: $210,000.00
Funder: Australian Research Council
View Funded ActivityStart Date: 2018
End Date: 03-2019
Amount: $966,283.00
Funder: Australian Research Council
View Funded ActivityStart Date: 2007
End Date: 12-2007
Amount: $150,000.00
Funder: Australian Research Council
View Funded ActivityStart Date: 2006
End Date: 12-2006
Amount: $246,000.00
Funder: Australian Research Council
View Funded ActivityStart Date: 06-2015
End Date: 12-2017
Amount: $182,700.00
Funder: Australian Research Council
View Funded ActivityStart Date: 2003
End Date: 12-2006
Amount: $278,035.00
Funder: Australian Research Council
View Funded Activity