Dr Ulrike Troitzsch

Senior Technical Officer

Academic Education and Qualifications

Diplom (Technische Universität Darmstadt)
PhD (Australian National University)

Research interests

  • Experimental and metamorphic petrology
  • Mineralogy
  • Crystal chemistry, solid solutions
  • Ceramics
  • Granites and migmatites
  • Crystal structure determination and refinement
  • X-ray diffraction
  • Mineralization of coralline algae


Peer-reviewed papers

  1. de Caritat P. and Troitzsch U. (2021) Towards a Regolith Mineralogy Map of the Australian Continent: A Feasibility Study in the Darling-Curnamona-Delamerian Region. Record 2021/35. Geoscience Australia, Canberra. http://dx.doi.org/10.11636/Record.2021.035
  2. Anenburg M., Wykes, J.L., Troitzsch U., Le Losq C., Chen J. (2021) Iron cation vacancies in Pt(iv)-doped hematite. Materials Advances 2, 5195-5202.
  3. Saadatfar M., Brink F., Latham S., King P.L., Middleton J., Troitzsch U., Turner M., Henley R.W. (2020) High resolution 3D mapping of grain kinematics during high temperature sequestration of SO2 from flue gas by carbonate aggregates. Scientific Reports, 10, 1-12.
  4. Parvanian A.M., Salimijazi H., Shabaninejad M., Troitzsch U., Kreider P., Lipiński W., Saadatfar M. (2020) Thermochemical CO2 splitting performance of perovskite coated porous ceramics. Royal Society or Chemistry Advances, 10, 23049-23057.
  5. Palm A.B., King P.L., Renggli C.J., Hervig R.L., Dalby K.N., Herring A., Mernagh T.P., Eggins S.M., Troitzsch U., Beeching L., Kinsley L., Guagliardo P (2018) Unravelling the Consequences of SO2–Basalt Reactions for Geochemical Fractionation and Mineral Formation. Reviews in Mineralogy and Geochemistry 84, 257-283.

  6. Dalby K.N., Berger, J.A., Brand H.E.A., Cairney J.M., Eder K., Eggins S.M., Herring A., Hervig R.L., Kreider P.B., Mernagh T.P., Palm A.B., Renggli C.J., Troitzsch U., Yue L., King P.L. (2018) Analytical Techniques for Probing Small-Scale Layers that Preserve Information on Gas–Solid Interactions. Reviews in Mineralogy and Geochemistry 84, 103-175.

  7. King P.L., Wheeler V.M., Renggli C.J., Palm A.B., Wilson S.A., Harrison A.L., Morgan B., Nekvasil H., Troitzsch U., Mernagh T.P., Yue L., Bayon A., DiFrancesco N.J., Baile R., Kreider P.B., Lipiñski W. (2018) Gas–Solid Reactions: Theory, Experiments and Case Studies Relevant to Earth and Planetary Processes. Reviews in Mineralogy and Geochemistry 84, 1-56.

  8. Tropper P., Troitzsch U., Dachs E., Benisek A. (2018) Heat capacity measurements of CaAlSiO4F from 5 to 850 K and its standard entropy. American Mineralogist 107, 1165-1168.

  9. Wurtzel J.B., Abram N.J., Lewis S.C., Bajo P., Hellstrom J.C., Troitzsch U., Heslop D. (2018) Tropical Indo-Pacific hydroclimate response to North Atlantic forcing during the last deglaciation as recorded by a speleothem from Sumatra, Indonesia. Earth and Planetary Science Letters 492, 264-278.

  10. Henley, R.W., Brink, F.J., King, P.L., Leys, C., Ganguly, J., Mernagh, T., Middleton, J., Renggli, C.J., Sieber, M., Troitzsch, U., Turner, M. (2017) High temperature gas-solid reactions in calc-silicate Cu-Au skarn formation; Ertsberg, Papua Province, Indonesia. Contributions to Mineralogy and Petrology, in press.

  11. Ward, I., Veth, P., Prossor, L., Denham, T., Ditchfield, K., Manne, T., Kendrick, P., Byrne, C., Hook, F., Troitzsch, U. (2017) 50,000 years of archaeological site stratigraphy and micromorphology in Boodie Cave, Barrow Island, Western Australia. Journal of Archaeological Science: Reports, 15, 344-369.

  12. Edwards, T., Grono, E., Herries, A.I.R., Brink, F.J., Troitzsch, U., Senden, T., Turner, M., Barron, A., Prossor, L., Denham, T. (2017). Visualizing scales of process: Multi-scalar geoarchaeological investigations of microstratigraphy and diagenesis at hominin bearing sites in South African karst, Journal of Archaeological Science, 83, 1-11.

  13. Kahn, M.S.H, Kayali, O. and Troitzsch, U. (2017). Effect of NaOH activation on sulphate resistance of GGBFS and binary blend pastes, Cement and Concrete Composites, 81, 49-58.

  14. King, P.L., Troitzsch, U. and Jones, T. (2017). Mineral data for coatings associated with a Pleistocene-Holocene rock art style: The Northern Running Figures of the East Alligator River region, western Arnhem Land, Australia. Data in Brief, in press.

  15. Jones, T., Levchenko, V., King, P.L., Troitzsch, U. and Wesley, D. (2017). Radiocarbon age constraints for a Pleistocene - Holocene transition rock art style: The Northern Running Figures of the East Alligator River region, western Arnhem Land, Australia. Journal of Archaeological Science: Reports. 11, 80-89. http://dx.doi.org/10.1016/j.jasrep.2016.11.016

  16. Hermann, J., Troitzsch, U. and Scott, D. (2016). Experimental subsolidus phase relations in the system CaCO3-CaMg(CO3)2 up to 6.5 GPA and implications for subducted marbles. Contributions to Mineralogy and Petrology, DOI 10.1007/s00410-016-1296-y

  17. Kahn, M.S.H, Kayali, O. and Troitzsch, U. (2016). Chloride binding capacity of hydrotalcite and the competition with carbonates in ground granulated blast furnace slag concrete. Materials and Structures, 49, 4609-4619. DOI 10.1617/s11527-016-0810-z.

  18. Krüger, H., Többens, D., Tropper, P., Haefeker, U., Kahlenberg, V., Fuchs, M. R., Olieric, V., Troitzsch, U. (2015). Single-crystal structure and Raman spectroscopy of synthetic titanite analog CaAlSiO4F. Mineralogy and Petrology, 109, 631-641. DOI 10.1007/s00710-015-0393-3.

  19. Henley, R.W., King, P.L., Wykes, J.L., Renggli, C.J., Brink, F.J., Clark, D.A. and Troitzsch, U. (2015). Porphyry copper deposit formation by sub-volcanic sulphur dioxide flux and chemisorption. Nature Geoscience, 8(3), 210-215. doi:10.1038/ngeo2367.

  20. Burne, R. V., Moore, L. S., Christy, A. G., Troitzsch, U., King, P. L., Carnerup, A. M., Hamilton, P. J. (2014) Stevensite in the modern thrombolites of Lake Clifton, Western Australia: A missing link in microbialite mineralization? Geology, doi:10.1130/G35484.1

  21. Diaz-Pulido, G., Nash. M. C., Anthony, K. R. N., Bender, D. Opdyke, B. N., Reyes-Nivia, C., Troitzsch, U. (2014)  Greenhouse conditions induce mineralogical changes and dolomite accumulation in coralline algae on tropical reefs. Nature Communications, DOI: 10.1038/ncomms4310

  22. Nash, M. C., Opdyke B, Troitzsch U, Russell B, Adey W, Kato A, Diaz-Pulido G, Brent C, Gardner M, Prichard J, Kline D (2013) Dolomite-rich coralline algae reefs resist dissolution in acidified conditions. Nature Climate Change 3, 268-272.

  23. Nash, M. C., Troitzsch, U., Opdyke, B. N., Trafford, J. M., Russell, B. D. and Kline, D. I. (2011) Dolomite and magnesite discovered in living corraline algae: revisiting the dolomite problem. Biogeosciences 8, 3331-3340.  doi:10.5194/bg-8-3331-2011

  24. Troitzsch, U. Christy, A. G. and Ellis D. J. (2010) Synthesis and crystal structure of CuZrTiO5 - a new crystal structure type. Journal of Solid State Chemistry, 183, 668-675.

  25. Nabbefeld, B., Grice, K., Schimmelmann, A., Summons, R., Troitzsch, U., and Twitchett, R. J. (2008) A comparison of thermal maturity parameters between freely extracted hydrocarbons (Bitumen I) and second extract (Bitumen II) from within the kerogen matrix of Permian and Triassic sedimentary rocks. Organic Geochemistry, 41, 78-87

  26. Troitzsch, U., Christy, A. G. and Ellis, D. J. (2007) Synthesis of zirconium titanate with M-fergusonite (beta) structure. Journal of Solid State Chemistry, 180, 2885-2895.

  27. Leavesley, M. and Troitzsch, U. (2007) A preliminary study into the Lavongai rectilinear Earth Mounds: an XRD and phytolith analysis,Technical Reports of the Australian Museum (online), 20, 245-254.

  28. Troitzsch, U. (2006) TiO2-doped zirconia: crystal structure, monoclinic-tetragonal phase transition, and a new tetragonal compound Zr3TiO8. Journal of the American Ceramic Society, 89, 3201-3210.

  29. Troitzsch, U., Christy, A. G. and Ellis, D. J. (2005) The crystal structure of disordered (Zr,Ti)O2 solid solution including Srilankite: evolution towards tetragonal ZrO2 with increasing Zr. Physics and Chemistry of Minerals, 32, 504-514.

  30. Troitzsch, U. and Ellis, D. J. (2005) The ZrO2-TiO2 phase diagram. Journal of Materials Science, 40, 4571-4577.

  31. Troitzsch, U., Christy, A. G. and Ellis, D. J. (2004) Synthesis of ordered zirconium titanate (Zr,Ti)2O4 from the oxides using fluxes. Journal of The American Ceramic Society, 87, 2058-2063.

  32. Troitzsch, U. and Ellis, D. J. (2004) High-PT study of solid solutions in the system ZrO2-TiO2: The stability of srilankite. European Journal of Mineralogy, 16, 577-584.

  33. Troitzsch, U., Ellis, D.J. and Christy, A.G. (2003-2006). Patent: Synthesis of Ceramic Crystals. Patent Application No. 2003906410 (Australian), PCT/AU2004/001615 WO 2005049497 (International).

  34. Troitzsch, U. and Ellis, D. J. (2002) Thermodynamic properties and stability of AIF-bearing titanite CaTiOSiO4-CaAIFSiO4. Contributions to Mineralogy and Petrology, 142, 543-563.

  35. Troitzsch, U., Ellis, D. J., Thompson, J. and Fitz-Gerald, J. (1999) Crystal structural changes in titanite along the join TiO-AlF. European Journal of Mineralogy, 11, 955-965.

  36. Troitzsch, U. and Ellis, D. J. (1999) The synthesis and crystal structure of CaAlFSiO4, the Al-F analog of titanite. American Mineralogist, 84, 1162-1169.




  • Troitzsch, U. (2000) The crystal structure and thermodynamic properties of titanite solid solution Ca(Ti,Al)(O,F)SiO4. PhD Thesis, Australian National Univeristy, Australia.

  • Troitzsch, U. (1995) A petrological study of the high-grade metamorphic rocks of the Cooma Complex, N. S. W., Australia. Diplom Thesis, University of Technology Darmstadt, Germany.


Introduction to X-ray diffraction for Geoscientists

  • three day workshop
  1. Theory of X-rays and X-ray diffraction
  2. Instrumentation at RSES
  3. Sample preparation
  4. Data processing (phase identification and quantification, Rietveld refinement)
  5. Practical examples


Introduction to X-ray diffraction for Archaeologists

  • half-day workshop
  1. Overview of theory of X-rays and X-ray diffraction
  2. Application of XRD in Archaeology (examples)
  3. Data processing (phase identification and quantification)
  4. Sample preparation