
Overview
Background
Associate Professor Paulo Vasconcelos' research is in the fields of: Low-T Geochemistry, Economic Geology and 40Ar/39Ar Geochronology. He received his PhD from The University of California (Berkeley).
Paolo Vasconcelos research interests cover
- Supergene enrichment in ore deposits
- Isotopic dating of weathering processes
- Exploration geochemistry
- Palaeoclimatology and landscape evolution
- Application of K-Ar and 40Ar/39Ar and noble gas systematics to ore deposit genesis
- Origin and geochemistry of gem deposits
His chief research projects are in the areas of:
- Weathering Geochronology, Weathering Geochronology and Landscape Evolution
- Mechanisms and timing of silicification in Australia and the genesis of opal deposits
- Cenozoic Magmatism in North East Brazil and in South East Queensland
- U-He, 40Ar/39Ar, and Re-Os as fingerprints of metal sources in orogenic gold deposits
- U-Th/He dating of iron and manganese oxides
- Cosmogenic 3He generation and retention in goethite and hematite
- Hydrothermal vs. supergene origin of orebodies in banded iron formations in the Hamersley iron province, the Quadrilátero Ferrífero iron province, and the Carajás iron province
- Supergene Enrichment in the Kalahari Manganese Fields, South Africa
- Timing of topaz, emerald and gold mineralization
- 40Ar/39Ar geocronological constraints on postulated hominid fossil sites in Cueva Victoria, Spain
Availability
- Professor Paulo Vasconcelos is:
- Available for supervision
Fields of research
Qualifications
- Bachelor of Science, University of Kansas
- Masters (Coursework), The University of Texas
- Doctor of Philosophy, University of California-Berkeley
Works
Search Professor Paulo Vasconcelos’s works on UQ eSpace
2018
Journal Article
Late Jurassic to Early Cretaceous age of the Daqiao gold deposit, West Qinling Orogen, China: implications for regional metallogeny
Wu, Ya-Fei, Li, Jian-Wei, Evans, Katy, Vasconcelos, Paulo M., Thiede, David S., Fougerouse, Denis and Rempel, Kirsten (2018). Late Jurassic to Early Cretaceous age of the Daqiao gold deposit, West Qinling Orogen, China: implications for regional metallogeny. Mineralium Deposita, 54 (4), 631-644. doi: 10.1007/s00126-018-0835-z
2018
Journal Article
The role of aluminium in the preservation of microbial biosignatures
Levett, Alan, Gagen, Emma J., Diao, Hui, Guagliardo, Paul, Rintoul, Llew, Paz, Anat, Vasconcelos, Paulo M. and Southam, Gordon (2018). The role of aluminium in the preservation of microbial biosignatures. Geoscience Frontiers, 10 (3), 1125-1138. doi: 10.1016/j.gsf.2018.06.006
2018
Journal Article
Holocene eruptions of Mt. Popa, Myanmar: volcanological evidence of the ongoing subduction of Indian Plate along Arakan Trench
Belousov, A., Belousova, M., Zaw, Khin, Streck, M. J., Bindeman, I., Meffre, S. and Vasconcelos, P. (2018). Holocene eruptions of Mt. Popa, Myanmar: volcanological evidence of the ongoing subduction of Indian Plate along Arakan Trench. Journal of Volcanology and Geothermal Research, 360, 126-138. doi: 10.1016/j.jvolgeores.2018.06.010
2018
Journal Article
Parallel plumbing systems feeding a pair of coeval volcanoes in eastern Australia
Crossingham, T. J., Ubide, T., Vasconcelos, P. M. and Mallmann, G. (2018). Parallel plumbing systems feeding a pair of coeval volcanoes in eastern Australia. Journal of Petrology, 59 (6), 1035-1065. doi: 10.1093/petrology/egy054
2018
Journal Article
New age determinations for the Banhadao and Itapirapua complexes in the Ribeira Valley, southern Brazil
Gomes, Celso de Barros, Azzone, Rogerio Guitarrari, Ruberti, Excelso, de Vasconcelos, Paulo Marcos, Sato, Kei and Enrich Rojas, Gaston Eduardo (2018). New age determinations for the Banhadao and Itapirapua complexes in the Ribeira Valley, southern Brazil. Brazilian Journal of Geology, 48 (2), 403-414. doi: 10.1590/2317-4889201820170094
2018
Journal Article
Melanite-bearing nepheline syenite fragments and Ar-40/Ar-39 age of phlogopite megacrysts in conduit breccia from the Pocos de Caldas Alkaline Massif (MG/SP), and implications
Farias Vlach, Silvio Roberto, Gustavo Jose Ulbrich, Horstpeter Herberto, Costas Ulbrich, Mabel Norma and Vasconcelos, Paulo Marcos (2018). Melanite-bearing nepheline syenite fragments and Ar-40/Ar-39 age of phlogopite megacrysts in conduit breccia from the Pocos de Caldas Alkaline Massif (MG/SP), and implications. Brazilian Journal of Geology, 48 (2), 391-402. doi: 10.1590/2317-4889201820170095
2018
Journal Article
Age and evolution of diachronous erosion surfaces in the Amazon: Combining (U-Th)/He and cosmogenic 3He records
Monteiro, H. S., Vasconcelos, P. M. P., Farley, K. A. and Lopes, C. A. M. (2018). Age and evolution of diachronous erosion surfaces in the Amazon: Combining (U-Th)/He and cosmogenic 3He records. Geochimica et Cosmochimica Acta, 229, 162-183. doi: 10.1016/j.gca.2018.02.045
2018
Journal Article
Temporal constraints on magma generation and differentiation in a continental volcano: Buckland, eastern Australia
Crossingham, Tracey J., Ubide, Teresa, Vasconcelos, Paulo M., Knesel, Kurt M. and Mallmann, Guilherme (2018). Temporal constraints on magma generation and differentiation in a continental volcano: Buckland, eastern Australia. Lithos, 302-303, 341-358. doi: 10.1016/j.lithos.2018.01.009
2018
Journal Article
Calibrating denudation chronology through 40Ar/39Ar weathering geochronology
Vasconcelos, Paulo M. and Carmo, Isabela de O. (2018). Calibrating denudation chronology through 40Ar/39Ar weathering geochronology. Earth-Science Reviews, 179, 411-435. doi: 10.1016/j.earscirev.2018.01.003
2018
Journal Article
A Combined (U-Th)/He and Cosmogenic 3He Record of Landscape Armoring by Biogeochemical Iron Cycling
Monteiro, H. S., Vasconcelos, P. M. P. and Farley, K. A. (2018). A Combined (U-Th)/He and Cosmogenic 3He Record of Landscape Armoring by Biogeochemical Iron Cycling. Journal of Geophysical Research: Earth Surface, 123 (2), 298-323. doi: 10.1002/2017JF004282
2018
Journal Article
Microbial diversity in actively forming iron oxides from weathered banded iron formation systems
Gagen, Emma J., Levett, Alan, Shuster, Jeremiah, Fortin, Danielle, Vasconcelos, Paulo M. and Southam, Gordon (2018). Microbial diversity in actively forming iron oxides from weathered banded iron formation systems. Microbes and Environments, 33 (4), 385-393. doi: 10.1264/jsme2.ME18019
2017
Journal Article
A Two-Step K-Ar Experiment on Mars: Dating the Diagenetic Formation of Jarosite from Amazonian Groundwaters
Martin, P. E., Farley, K. A., Baker, M. B., Malespin, C. A., Schwenzer, S. P., Cohen, B. A., Mahaffy, P. R., Mcadam, A. C., Ming, D. W., Vasconcelos, P. M. and Navarro-González, R. (2017). A Two-Step K-Ar Experiment on Mars: Dating the Diagenetic Formation of Jarosite from Amazonian Groundwaters. Journal of Geophysical Research: Planets, 122 (12), 2803-2818. doi: 10.1002/2017JE005445
2017
Journal Article
A Cenozoic terrestrial paleoclimate record from He dating and stable isotope geochemistry of goethites from Western Australia
Miller, Hayden B. D., Vasconcelos, Paulo M., Eiler, John M. and Farley, Kenneth A. (2017). A Cenozoic terrestrial paleoclimate record from He dating and stable isotope geochemistry of goethites from Western Australia. Geology, 45 (10), 895-898. doi: 10.1130/G38989.1
2017
Journal Article
40Ar/39Ar geochronology and volume estimates of the Tasmantid Seamounts: support for a change in the motion of the Australian plate
Crossingham, Tracey J., Vasconcelos, Paolo M., Cunningham, Toby and Knesel, Kurt M. (2017). 40Ar/39Ar geochronology and volume estimates of the Tasmantid Seamounts: support for a change in the motion of the Australian plate. Journal of Volcanology and Geothermal Research, 343, 95-108. doi: 10.1016/j.jvolgeores.2017.06.014
2017
Other Outputs
A Mesoproterozoic advanced argillic alteration system: 40Ar/39Ar thermochronology from Nankivel Hill, Gawler Craton
Nicolson, B., Reid, A., McAvaney, S., Keeling, J., Fraser, G. and Vasconcelos, P. (2017). A Mesoproterozoic advanced argillic alteration system: 40Ar/39Ar thermochronology from Nankivel Hill, Gawler Craton. Adelaide, SA Australia: Government of South Australia.
2017
Journal Article
Animated reconstructions of the late cretaceous to cenozoic northward migration of Australia, and implications for the generation of east Australian mafic magmatism
Jones, Isabelle, Verdel, Charles, Crossingham, Tracey and Vasconcelos, Paulo (2017). Animated reconstructions of the late cretaceous to cenozoic northward migration of Australia, and implications for the generation of east Australian mafic magmatism. Geosphere, 13 (2) 4051, 460-481. doi: 10.1130/GES01405.1
2017
Conference Publication
Hunter - Bowen deformation in the Percy Group of Isles, offshore central Queensland
Hoy, D., Rosenbaum, G., Mortimer, N., Shaanan, U. and Vasconcelos, P. (2017). Hunter - Bowen deformation in the Percy Group of Isles, offshore central Queensland. Biennial Meeting of the Specialist Group in Tectonics and Structural Geology Geological Society of Australia, Denmark, November 2017.
2016
Journal Article
Evidence of biogeochemical processes in iron duricrust formation
Levett, Alan, Gagen, Emma, Shuster, Jeremiah, Rintoul, Llew, Tobin, Mark, Vongsvivut, Jitraporn, Bambery, Keith, Vasconcelos, Paulo and Southam, Gordon (2016). Evidence of biogeochemical processes in iron duricrust formation. Journal of South American Earth Sciences, 71, 131-142. doi: 10.1016/j.jsames.2016.06.016
2016
Journal Article
Discordant K-Ar and young exposure dates for the Windjana sandstone, Kimberley, Gale Crater, Mars
Vasconcelos, P. M., Farley, K. A., Malespin, C. A., Mahaffy, P., Ming, D., McLennan, S. M., Hurowitz, J. A. and Rice, M. S. (2016). Discordant K-Ar and young exposure dates for the Windjana sandstone, Kimberley, Gale Crater, Mars. Journal of Geophysical Research: Planets, 121 (10), 2176-2192. doi: 10.1002/2016JE005017
2016
Journal Article
Petrology of continental tholeiitic magmas forming a 350-km-long Mesozoic dyke swarm in NE Brazil: constraints of geochemical and isotopic data
Ngonge, Emmanuel Donald, de Hollanda, Maria Helena Bezerra Maia, Archanjo, Carlos Jose, de Oliveira, Diogenes Custodio, Vasconcelos, Paulo Marcosde Paula and Munoz, Patricio Rodrigo Montecinos (2016). Petrology of continental tholeiitic magmas forming a 350-km-long Mesozoic dyke swarm in NE Brazil: constraints of geochemical and isotopic data. Lithos, 258-259, 228-252. doi: 10.1016/j.lithos.2016.04.008
Funding
Current funding
Past funding
Supervision
Availability
- Professor Paulo Vasconcelos is:
- Available for supervision
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Supervision history
Current supervision
-
Doctor Philosophy
Sulphide weathering in Antartica as a Mars analogue
Principal Advisor
Other advisors: Professor Jianxin Zhao
-
Master Philosophy
ORE DEPOSITION OVER GEOLOGICAL TIME
Principal Advisor
Other advisors: Associate Professor Carlos Spier
-
Doctor Philosophy
Halogens in mantle xenoliths as proxies for global volatile cycling
Associate Advisor
Other advisors: Professor Trevor Ireland, Associate Professor Mark Kendrick
-
Doctor Philosophy
Halogens in mantle xenoliths as proxies for global volatile cycling
Associate Advisor
Other advisors: Professor Trevor Ireland, Associate Professor Mark Kendrick
-
Doctor Philosophy
Investigating halogens in the mantle through mantle and mantle-derived rocks
Associate Advisor
Other advisors: Professor Trevor Ireland, Associate Professor Mark Kendrick
Completed supervision
-
2024
Doctor Philosophy
Evolution of the Surat Basin: Calibrating the chronostratigraphic framework of the Jurassic formations for coal seam gas appraisal
Principal Advisor
Other advisors: Honorary Professor Suzanne Hurter
-
2023
Doctor Philosophy
Combined Crystallographic, Crystallochemical, Stable Isotope, and Geochronological Techniques in the Analysis of Hematite
Principal Advisor
Other advisors: Associate Professor Teresa Ubide Garralda
-
2022
Doctor Philosophy
High-resolution 40Ar/39Ar geochronology of volcanic rocks from the Paraná Igneous Province, Brazil: implications for extrusion rates and magmatic emplacement processes
Principal Advisor
Other advisors: Associate Professor Teresa Ubide Garralda
-
2019
Doctor Philosophy
Quantifying 39Ar recoil and the diffusivity of argon in hypogene and supergene alunites and jarosites
Principal Advisor
Other advisors: Associate Professor Lutz Gross
-
2018
Doctor Philosophy
Temporal and petrogenetic constraints on age-progressive volcanism in eastern Australia
Principal Advisor
Other advisors: Associate Professor Teresa Ubide Garralda
-
2017
Doctor Philosophy
Paleoenvironmental Evolution of Continental Landscapes Through Combined High-Resolution Geochronology and d18O Ion Microprobe Analysis of Goethite
Principal Advisor
Other advisors: Professor Gordon Southam
-
2014
Doctor Philosophy
Noble Gas Geochronology and Geochemistry of Neoproterozoic Banded Iron-Formations
Principal Advisor
-
2014
Doctor Philosophy
Variations in Goethite Crystallography with Reference to the Ravensthorpe Ni-laterite
Principal Advisor
-
2013
Doctor Philosophy
Geochronology, geochemistry and petrogenesis of alkalic magmas at Fernando de Noronha, Brazil
Principal Advisor
-
2013
Doctor Philosophy
Mineral physics and crystal chemistry of minerals suitable for weathering geochronology: implications to 40Ar/39Ar and (U-Th)/He geochronology
Principal Advisor
-
2012
Doctor Philosophy
40Ar/39Ar and (U-Th)/He Dating of Weathered Landsurfaces on the Rifted Continental Margin of Southern Brazil
Principal Advisor
-
2010
Doctor Philosophy
Thermochronology, landscape evolution and denudational history of the eastern Borborema Province, northeastern Brazil
Principal Advisor
-
2006
Doctor Philosophy
40Ar/39Ar DATING OF YOUNG SUPERGENE MN-OXIDES: IMPLICATION ON LATE CAINOZOIC WEATHERING HISTORY AND LANDSCAPE EVOLUTION, MARY VALLEY, SOUTHEAST QUEENSLAND, AUSTRALIA
Principal Advisor
-
2005
Doctor Philosophy
WEATHERING GEOCHEMISTRY AND GEOCHRONOLOGY OF THE AUSTRALIAN SEDIMENTARY-HOSTED OPAL DEPOSITS
Principal Advisor
-
Doctor Philosophy
GEOCHRONOLOGY OF WEATHERING AND LANDSCAPE EVOLUTION, HAMERSLEY IRON PROVINCE, AUSTRALIA
Principal Advisor
-
2007
Doctor Philosophy
HIGH-RESOLUTION 40AR/39AR GEOCHRONOLOGY OF INTRAPLATE VOLCANISM IN EASTERN AUSTRALIA
Joint Principal Advisor
-
2022
Doctor Philosophy
Magmatic and Geodynamic Constraints on Cenozoic Age-Progressive Volcanism in Eastern Australia
Associate Advisor
Other advisors: Associate Professor Teresa Ubide Garralda
-
2020
Doctor Philosophy
Development of ferruginous duricrusts (canga) in tropical iron ore systems
Associate Advisor
Other advisors: Professor Gordon Southam
-
2019
Doctor Philosophy
Selective colonisation of metal sulphides and the effect of bioleaching
Associate Advisor
Other advisors: Professor Gordon Southam
-
2018
Doctor Philosophy
Evolution and migration of Cenozoic Australia: Precision 40Ar/39Ar geochronology, geochemistry and paleomagnetic data from east Australian Cenozoic magmas.
Associate Advisor
-
2013
Doctor Philosophy
Origin and Evolution of the New England Oroclines, Eastern Australia
Associate Advisor
Other advisors: Professor Gideon Rosenbaum
-
2011
Doctor Philosophy
Characterising the multi-component sources of subduction zone magmas: A geochemical study of submarine volcanoes and active spreading centres, Vanuatu
Associate Advisor
-
2007
Doctor Philosophy
INVESTIGATIONS INTO THE CRUSTAL-PROCESSING OF MAGMAS AT THE TATARA-SAN PEDRO VOLCANIC COMPLEX, CHILEAN ANDES
Associate Advisor
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