Research Staff

Kim Baublys
BSc Qld., MSc Qld.

Senior Research Officer
Stable Isotope Geochemistry Laboratories

Principal research interests:

	Method development andapplication of stable isotopic and wet chemistry analytical techniques as applied to current research within the Resource Petrology and Stable Isotope Geochemistry Research Group.
	Application of XPS in the analysis of chalcopyrite leached reaction surfaces.

Current Projects:

	Application of stable isotope techniques to theinvestigation of acid mine drainage at abandoned mine sites (with M. Adraki, CMLR, S. Golding, and M. Lawrence, UQ Earth Sciences and SMI).
	Mass-dependent and mass-independent light stable isotope fractionation in Precambrian sediments as a key to early atmospheric and oceanic evolution (with S.Golding and E. Young, UQ Earth Sciences and B. Kamber, ACQUIRE).
	Project specific developmentof micro-analytical techniques associated with CF-IRMS and ICP-OES (with S. Golding, and M. Lawrence, UQ Earth Sciences).

Research Fellow

Research expertise and interests:

	40Ar/39Ar geochronology
	Geochemistry and petrology of igneous rocks
	Cenozoic plate dynamics
	Economic geology
	Weathering and landscape evolution

Current Projects:

	Geochronologic and geochemical studies of intraplate volcanism in eastern Australia, with emphasis on the origin and evolution of the volcanism, and the implications for the tectonic history of the Australian plate (with P. Vasconcelos (UQ), K. Knesel (UQ), and D. Thiede (UQ).
	Investigating the timing and distribution of weathering in Australia, China, and Brazil (with P. Vasconcelos (UQ), D. Thiede (UQ), J. Li (China), I. Carmo (Petrobras).

Laboratory Manager - Geochemistry Laboratory

Research expertise and interests:

	Ionic and Molecular beams,Mass spectrometry (Quad, PSCO-TOFMS, SIFT-MS, ICP-MS), Energy analyzers, Ion optics, Optical Emission Spectrometry, Experimental Physical Chemistry and Analytical Chemistry
	Method development and instrument optimization for the analysis of geological and environmental samples
	Trace element geochemistry
	Environmental impact assessment and monitoring

Room 201 Richards Building
Tel: +61 7 3346 9581
Fax: +61 7 3365 1277
Email: David Thiede

Research expertise:

	40Ar/39Argeochronology and thermochronology
	K-Ar geochronology and thermochronology
	Gas analysis of geological and environmental materials with DPY Quadrupole MS
	Soil gas geochemistry
	Penetrative geochemical exploration methods
	Economic geology

Principal research interests:

	Geochemistry and geochronology of supergene processes
	Source, transport and accumulation of gases in soils
	Gas geochemistry of the deposition and alteration of mineral deposits
	Characterization of the soil gas signatures associated with mineral deposits
	Development of soil gas and other penetrative geochemical exploration methods

Current Projects:

	Characterization of the volatile phases associated with kimberlite pipes
	Identification and distribution of gas species associated with Canadian volcanogenic massive sulfide deposit
	Soil gas geochemical signature of the McArthur River HYC deposit
	Delineation of subsurface environmental waste plumes using gas geochemistry of surface soilsfont  color="#00509f" face="Geneva, Arial, Helvetica, san-serif"  size="2">

Research interests and expertise:

	Fossil and active hydrothermal/geothermal systems and thermal and fluid flow histories of sedimentary basins
	Application of alteration mineralogy, isotope/trace element geochemistry and geochronology to define fluid origins and reconstruct the evolution of hydrothermal systems
	Geochemical tracing and age dating of ancient and modern CO2-rich hydrothermal systems in tectonically active regimes
	Dating of shallow active fault systems

Current Research Projects:

	Geochemical, geochronological and mineralogical studies for exploration and characterisation of hot-dry rock geothermal reservoirs in Queensland, Australia
	Isotopic tracing of mineral precipitation from CO2-rich waters in eastern Australian Mesozoic hydrothermal systems
	Dating and geochemical tracing of paleoseismic events in active fault zones in the eastern Mediterranean
	Climatic effect on carbonate vein depositions in seismically active zones