E Kovaleva

Dr Elizaveta Kovaleva
E:
 kovalevae@ufs.ac.za 
T: +27 51 401 9257

Research interests:

  • Metamorphic petrology and associated metasomatism
  • Deformation of geological materials, deformation processes in the crust, including:
  • Shock deformation processes
  • Paleo-seismic environments and co-seismic deformation

Publications
Huber M.S., Kovaleva, E., 2019. Microstructural dynamics of central uplifts: Reidite offset by zircon twins at the Woodleigh impact structure, Australia: COMMENT. Geology, 47, e465.

Kovaleva E., Huber M.S., Roelofse F., Tredoux M., Praekelt H., 2019. Reply to the comment made by W.U. Reimold on “Pseudotachylite vein hosted by a clast in the Vredefort Granophyre: characterization, origin and relevance” by E. Kovaleva et al., South African Journal of Geology, 122, 109-115.

Kusiak M.A., Kovaleva E., Wirth R., Klötzli U., Dunkley D.J., Yi K., Lee S., 2019. Lead oxide nanospheres in seismically deformed zircon grains. Geochimica et Cosmochimica Acta, in press, https://doi.org/10.1016/j.gca.2019.07.026.

Kovaleva E., Zamyatin D., Habler G., 2019. Granular zircon from Vredefort granophyre (South Africa) confirms the deep injection model for impact melt in large impact structures. Geology, 47, 691-694.

Fourie F., Huber M.S., Kovaleva E., 2019. Geophysical characterization of the Daskop Granophyre Dyke and surrounding host rocks, Vredefort impact structure, South Africa. Meteoritics & Planetary Science, 54, 1579-1593.

Kovaleva E., Huber M.S., Fourie F., Pittarello L., 2018. Comparative study of pseudotachylite microstructures in mafic and felsic rocks from the Vredefort impact structure, South Africa. Implications for the experimental studies. South African Journal of Geology, 121, 403-420.

Kovaleva E., Huber M.S., Zaccarini F., 2018. Petrography and geochemistry of coarse-crystalline veins within Vredefort Granophyre, Vredefort Impact Structure, South Africa. South African Journal of Geology, 121, 383-402.

Kovaleva, E., Huber, M., Roelofse, F., Tredoux, M., Praekelt, H., 2018. Pseudotachylite vein in a clast in the Vredefort Granophyre: characterization, origin and relevance. South African Journal of Geology, 121, 9-26

Kovaleva, E., Klötzli U, Wheeler, J., Habler, G., 2018. Mechanisms of strain accommodation in platically deformed zircon under simple shear deformation conditions during amphibolite-facies metamorphism. Journal of Structural Geology, 107, 12-24

Kovaleva E, Austrheim H, Klötzli U, 2017. Interpretation of zircon coronae textures from metapelitic granulites of Ivrea-Verbano Zone, Northern Italy: Two-stage decomposition of Fe-Ti oxides. Solid Earth, 8, 789-804

Kovaleva E, Harlov D, Klötzli U, 2017. Interpretation of complicated secondary textures in zircon from deformed granitic rocks in Western Tauern Window and Ötztal-Stubai Crystalline Complex (Alps, Western Austria). Lithos, 284-285, 381-400.

Kovaleva E, Klötzli U, 2017. NanoSIMS study of seismically deformed zircon: Evidence of Y, Yb, Ce and P re-distribution and resetting of radiogenic Pb. American Mineralogist, 102, 1311-1327.

Kovaleva E, Klötzli U, Habler G, Huet B, Guan Y, Rhede D, 2017. The effect of crystal-plastic deformation on isotope and trace element distribution in zircon: Combined BSE, CL, EBSD, FEG-EMPA and NanoSIMS study. Chemical Geology, 450, 183-198.

Kovaleva E, Klötzli U, Habler G, 2016. On the geometric relationship between deformation microstructures in zircon and the kinematic framework of the shear zone. Lithos, 262, 192-212.

Kovaleva E, Klötzli U, Habler G, Wheeler J, 2015. Planar microstructures in zircon from paleo-seismic zones. American Mineralogist, 100, 1834-1847.

Kovaleva E, Klötzli U, Habler G, Libowitzky E, 2014. Finite lattice distortion patterns in plastically deformed zircon grains. Solid Earth, 5, 1099-1122.

Rajesh HM, Belyanin GA, Safonov OG, Kovaleva EI, Golunova MA, Van Reenen DD, 2013. Fluid-induced dehydration of the paleoarchean Sand River biotite–hornblende gneiss, Central Zone, Limpopo Complex, South Africa. Journal of Petrology, 54, 41-74, doi: 10.1093/petrology/egs062.

Safonov OG, Kovaleva EI, Kosova SA, Rajesh HM, Belyanin GA, Golunova MA, Van Reenen DD, 2012. Experimental and petrological constraints on local-scale interaction of biotite-amphibole gneiss with H2O-CO2-(K, Na)Cl fluids at middle-crustal conditions: Example from the Limpopo Complex, South Africa. Geoscience Frontiers, 3, 829-841.

Perchuk LL, Moiseeva EI, Belyanin GA, Van Reenen DD, 2010. High-temperature polymetamorphism in the Central Zone of the Limpopo granulite complex (South Africa): structural and petrologic evidence. Transactions (Doklady) of the Russian Academy of Sciences, Earth Science Sections, 431, 802-807. 

For curriculum vitae, please click here.


Dr Martin ClarkMartinClarkPhoto

E: clarkmd@ufs.ac.za 


Research interests:

  • Brittle deformation in the upper crust
  • Structural controls on mineral deposits
  • 2-D and 3-D spatial and structural analysis methods

Publications

Clark, M.D., Riller, U., 2018.  3-D kinematic restoration of the eastern Sudbury Igneous Complex, Canada, and its importance for Cu-Ni-PGE sulphide exploration.  Ore Geology Reviews, 101, 199-210.

Clark, M.D., Riller, U., 2017.  Reply to Sperner and Zweigel’s comment on “Significance to first-order faults in folding mechanically isotropic layers: Evidence from the Sudbury Basin, Canada”.  Journal of Structural Geology, accepted. 

Riller, U., Clark, M.D., Daxberger, H., Doman, D., Lenauer, I., Plath, S., Santimano, T., 2017. Fault-slip inversions: their importance in terms of strain, heterogeneity and kinematics of brittle deformation. Journal of Structural Geology 101, 80-95.

Clark, M.D., Riller, U., 2017. Significance of first-order faults in folding mechanically isotropic layers: evidence from the Sudbury Basin, Canada.  Journal of Structural Geology 95, 113-126.

Clark, M.D., Riller, U., Morris, W.A., 2012. Upper-crustal, basement involved folding in the East Range of the Sudbury Basin, Ontario, inferred from paleomagnetic data and spatial analysis of mafic dykes.  Canadian Journal of Earth Science 49(9), 1005-1017.

 


FACULTY CONTACT

Faculty Manager: Velaphi Makgwahla
T: + 27 51 401 3199
E: makgwahlamvt@ufs.ac.za

Marketing Manager: Elfrieda Lötter
T: +27 51 401 2531
E: lottere@ufs.ac.za

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