
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
2003
Conference Publication
Phlogopite From Carbonatic Veins Associated With The Pocos De Caldas Alkaline Massif, Se Brazil: Mineralogy And 40Ar/39Ar Dating By The Laser Step Heating Method
Vlach, S. R. F., Vilalva, F. C. J., Ulbrich, M. N. C., Ulbrich, H. G. J. and Vasconcelos, P. M. (2003). Phlogopite From Carbonatic Veins Associated With The Pocos De Caldas Alkaline Massif, Se Brazil: Mineralogy And 40Ar/39Ar Dating By The Laser Step Heating Method. IV South American Symposium on Isotope Geology, Salvador, Brazil, 17-24 August, 2003.
2003
Conference Publication
Mesoproterozoic bimodal magmatism in the southeastern part of Rondonia, SW Amazonian craton: 40Ar/39Ar geochronology and tectonic implications
Teixeira, W., Bettencourt, J. S., Vasconcelos, P. M. D., Rizzotto, G. J., Pacca, I. G. I. and D'Agrella Filho, M. S. (2003). Mesoproterozoic bimodal magmatism in the southeastern part of Rondonia, SW Amazonian craton: 40Ar/39Ar geochronology and tectonic implications. IV South American Symposium on Isotope Geology, Salvador-Bahia, Brazil, 24th - 27th August, 2004. Katlenburg-Lindau, Germany: European Geophysical Society.
2003
Conference Publication
Noble gas geochronology and geochemistry in surficial processes
Vasconcelos, P. M. (2003). Noble gas geochronology and geochemistry in surficial processes. IV South American Symposium on Isotope Geology, Salvador, Brazil, 24-27 August 2003.
2003
Conference Publication
Phlogopite from carbonatitic veins associated with the Pocos de Caldas Alkaline Massif, SE Brazil: mineralogy and 40Ar/39Ar dating by the laser step heating method
Vlach, S. R. F., Vilalva, F. C. J., Ulbrich, M. N. C., Ulbrich, H. H. G. J. and Vasconcelos, P. M. (2003). Phlogopite from carbonatitic veins associated with the Pocos de Caldas Alkaline Massif, SE Brazil: mineralogy and 40Ar/39Ar dating by the laser step heating method. IV South American Symposium on Isotope Geology, Salvador-Bahia, Brazil, 24 - 27 August 2003. Brazil: Institut de Recherche pour le Developpement.
2003
Edited Outputs
Noble Gas Geochronology and Geochemistry in Surfical Processes
P. M. D. Vasconcelos ed. (2003). Noble Gas Geochronology and Geochemistry in Surfical Processes. IV South American Symposium on Isotope Geology, Salvador-Bahia, Brazil, 24 - 27 August 2003. Brazil: Institut de Recherche our le Developpement.
2003
Conference Publication
Tracking oligocene volcanism across Southeast Queensland
Cohen, B. E., Vasconcelos, P. M. D. and Knesel, K. M. (2003). Tracking oligocene volcanism across Southeast Queensland. Insights into Volcanic Processes, Mantle Sampling and Gems, Central Victoria, Australia, 30 September - 4 October 2003. Sydney, Australia: Geological Society of Australia.
2003
Conference Publication
40Ar/39Ar geochronology of weathering profiles in southeastern Brazil
Carmo, I. O. and Vasconcelos, P. M. (2003). 40Ar/39Ar geochronology of weathering profiles in southeastern Brazil. IV South American Symposium on Isotope Geology, Salvador-Bahia, Brazil, 24 - 27 August 2003. Brazil: Institut de Recherche pour le Developpement.
2003
Conference Publication
The geochronology of the setuva nucleus: polycyclic terrains exposed to upper crustal levels during the neoproterozoic
Siga Jr. O., Kaulfuss, G. A., Sato, K., Basei, M. A. S., Vasconcelos, P. M., Harara, O. M. and Cury, L. F. (2003). The geochronology of the setuva nucleus: polycyclic terrains exposed to upper crustal levels during the neoproterozoic. IV South American Symposium on Isotope Geology, Salvador-Bahia, Brazil, 24 - 27 August 2003. Brazil: Institut de Recherche pour le Developpement.
2003
Conference Publication
40Ar/39Ar muscovite ages from hydrothermally altered dolostone hosting the Pb-Ag caboclo deposit, Bahia, Brazil
Cunha, I. A., Vasconcelos, P. M. D., Babinski, M., Misi, A. and Franca-Rocha, W. J. S. (2003). 40Ar/39Ar muscovite ages from hydrothermally altered dolostone hosting the Pb-Ag caboclo deposit, Bahia, Brazil. IV South American Symposium on Isotope Geology, Salvador-Bahia, Brazil, 24th - 27th August 2003. Brazil: Institut de Recherche pour le Developpement.
2003
Conference Publication
40Ar/39Ar ages of the Aluminio (Serra do Itaberaba group) and Hermida (Itapira group) Amphibolite, central portion of the Ribeira Belt, Brazil: preliminary inferences
Oliveira, M. A. F., Souza, S. C. A., Teixeira, W. and Vasconcelos, P. M. (2003). 40Ar/39Ar ages of the Aluminio (Serra do Itaberaba group) and Hermida (Itapira group) Amphibolite, central portion of the Ribeira Belt, Brazil: preliminary inferences. IV South American Symposium on Isotope Geology, Salvador-Bahia, Brazil, 24 - 27 August 2003. Brazil: Institut de Rechecher pour le Developpement.
2003
Conference Publication
Application of the 40Ar/39Ar methodology in the study of tectonic reactigations of shear zones: Romeral fault system in the central cordillera of Columbia
Vinasco, C. J., Cordani, U. G. and Vasconcelos, P. M. D. (2003). Application of the 40Ar/39Ar methodology in the study of tectonic reactigations of shear zones: Romeral fault system in the central cordillera of Columbia. IV South American Symposium on Isotope Geology, Salvador-Bahia, Brazil, 24th - 27th August 2003. Brazil: Institut de Recherche pour le Developpement.
2003
Conference Publication
40Ar/39Ar Geochronology of mesozoic and cenozoic magmatism in NE Brazil
Souza, Z. S., Vasconcelos, P. M., Nascimento, M. A. L., Silveira, F. V., Paiva, H. S., Dias, L. G. S., Thiede, D. and Carmo, I. O. (2003). 40Ar/39Ar Geochronology of mesozoic and cenozoic magmatism in NE Brazil. IV South American Symposium on Isotope Geology, Salvador, Brazil, 24-27 August, 2003.
2003
Journal Article
Microstructural evolution of the Serido Belt, NE-Brazil: the effect of two tectonic events on development of c-axis preferred orientation in quartz
de Araujo, M. N. C., Alves da Silva, F. C., Jardim de Sa, E. F., Holcombe, R. J. and Vasconcelos, P. M. D. (2003). Microstructural evolution of the Serido Belt, NE-Brazil: the effect of two tectonic events on development of c-axis preferred orientation in quartz. Journal of Structural Geology, 25 (12), 2089-2107. doi: 10.1016/S0191-8141(03)00069-5
2002
Journal Article
Colour in quartz: From atomic substitutions to nanoinclusions
Vasconcelos, Paulo, Cohen, Ben and Calos, Nick (2002). Colour in quartz: From atomic substitutions to nanoinclusions. Australian Gemmologist, 21 (8), 278-278.
2002
Journal Article
Behavior of argon gas release from manganese oxide minerals as revealed by Ar-40/Ar-39 laser incremental heating analysis
Li, Jianwei W., Vasconcelos, P. M. and Zhang, Jun (2002). Behavior of argon gas release from manganese oxide minerals as revealed by Ar-40/Ar-39 laser incremental heating analysis. Chinese Science Bulletin, 47 (18), 1502-1510. doi: 10.1360/02tb9331
2002
Journal Article
Potassium in the Earth's core?
Li, Jian-Wei and Vasconcelos, Paulo (2002). Potassium in the Earth's core?. Earth and Planetary Science Letters, 200 (1-2), 63-78. doi: 10.1016/S0012-821X(02)00593-9
2002
Other Outputs
Geochronology of Weathering in the Mt Isa and Charters Towers Regions, Northern Queensland
Vasconcelos, Paulo M.d. (2002). Geochronology of Weathering in the Mt Isa and Charters Towers Regions, Northern Queensland. Open File Reports (OFRs). 139. CRC LEME.
2002
Journal Article
Ar-40/-Ar-39 geochronology at the Instituto de Geociencias, USP: instrumentation, analytical procedures, and calibration
Vasconcelos, P. N., Onoe, A. T., Kawashita, K., Soares, A. J. and Teixeira, W. (2002). Ar-40/-Ar-39 geochronology at the Instituto de Geociencias, USP: instrumentation, analytical procedures, and calibration. Anais Da Academia Brasileira De Ciencias, 74 (2), 297-342. doi: 10.1590/S0001-37652002000200008
2002
Journal Article
Geologia e geocronologia da Suite Metamorfica Colorado e suas encaixantes, SE de Rondonia: implicacoes para a evolucao Mesoproterozoica do SW do Craton Amazonico
Rizotto, Gilmar José, Bettencourt, Jorge Silva, Teixeria, Wilson, Pacca, Igor Ivory Gil, Filho, Manoel Sousa D'Agrella, Vasconcelos, Paulo, Basei, Miguel Angelo Stipp, Onoe, Artur Takashi and Passarelli, Cláudia Regina (2002). Geologia e geocronologia da Suite Metamorfica Colorado e suas encaixantes, SE de Rondonia: implicacoes para a evolucao Mesoproterozoica do SW do Craton Amazonico. Geologia USP: Série Científica. Revista do Instituto de Geociencias, 2 (1), 41-55. doi: 10.5327/S1519-874X2002000100006
2002
Conference Publication
Cosmogenic 3He in goethite
Shuster, D. L., Farley, K. A. and Vasconcelos, P. (2002). Cosmogenic 3He in goethite. Goldschmidt Conference 2002, Davos, Switzerland, 18-23 August 2002.
Funding
Current funding
Past funding
Supervision
Availability
- Professor Paulo Vasconcelos is:
- Available for supervision
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Supervision history
Current supervision
-
Master Philosophy
ORE DEPOSITION OVER GEOLOGICAL TIME
Principal Advisor
Other advisors: Associate Professor Carlos Spier
-
Doctor Philosophy
Sulphide weathering in Antartica as a Mars analogue
Principal Advisor
Other advisors: Professor Jianxin Zhao
-
Doctor Philosophy
Investigating halogens in the mantle through mantle and mantle-derived rocks
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
Halogens in mantle xenoliths as proxies for global volatile cycling
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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