Dr Megan Welman Purchase
Position
Lecturer
Department
Geology
Telephone
0514017158
Office
GEOLOGY
Short CV

Education

Obtained B.Sc (Hons) Geology from the University of the Free State in 2010

Obtained M.Sc Geology at the University of the Free State in 2014

Enrolled for PhD Geology at the University of the Free State

Position held

Analytical Scientist, Department of Geology, UFS

Publications
Contributions to peer-reviewed journals
  • Chiweshe T., Welman-Purchase M.D. and Deysel L., 2021, Fusion of chromite ore using sodium phosphate salt a flux and effects of sodium ions on chemical analysis, JOURNAL OF THE MINERALS, METALS AND MATERIAL SOCIETY
  • Krishnan R., Menon S., Lee E., Welman Purchase M.D. and Swart H.C., 2021, Color turnable cathodoluminescence properties of Re2WO6:LN3+ (Re, LN =Er3+ AND Tm3+) phosphor and its microscopic imaging, MATERIALS RESEARCH BULLETIN, ELSEVIER

Conference Proceedings

  • Welman Purchase M.D., 2020, A model of the behaviour od cyanide in a Witwatersrand sulfidic Au-tailings environment, IMWA PROCEEDINGS 2020
  • Welman Purchase M.D. and Hansen R.N., 2019, Remediation of cyanide within gold mine waste: an in-depth review of Prussian blue in aqueous solution, SGA BIENNIAL MEETING PROCEEDINGS 2019
  • Gomez-Arias A., Yesares L., Castillo J., Welman Purchase M.D. and Vermeulen D., 2019, Limitation of current protocols to predict groundwater contamination from alkaline mine waste, IAH PROCEEDINGS 2019
  • Oke S., Welman Purchase M.D. and Mokitlane L., 2019, Laboratory remediation of iron-sulphate contaminant in acid mine waters using waste rocks, ICPER PROCEEDINGS 2019
  • Castillo J., Gomez-Arias A., Posthumus J., Welman Purchase M.D. and Van Heerden E., 2015, Geochemical study of the interaction of acid and alkaline mine drainage with BaCO3, IMWA PROCEEDINGS 2015
  • Gomez-Arias A., Castillo J., Posthumus J., Welman Purchase M.D. and Van Heerden E., 2015, Evidences of effective treatment of alkaline mine drainage with BaCO3, IMWA PROCEEDINGS 2015
Research
My current research includes the investigation of the impact that gold tailings dams in the Free State goldfields have on the surrounding environment and possible remediation there of.
Area(s) of Interest
  • Mineralogy
  • Environmental geochemistry
  • Analytical methods and sample preparation
  • Biochemical remediation
  • Au-tailings dam geochemical processes
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BLOEMFONTEIN CAMPUS FACULTY CONTACT

Elfrieda van den Berg (Marketing Manager)
T: +27 51 401 2531
E:vdberge@ufs.ac.za

QWAQWA CAMPUS FACULTY CONTACT

Dilahlwane Mohono (Faculty Officer)
T: +27 58 718 5284
E:naturalscienceqq@ufs.ac.za

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