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Dr. Harilaos Tsikos

Assistant Professor
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Office hours

  • Monday 10:00-13:00
  • Tuesday 10:00-13:00
  • Thursday 10:00-13:00

Educational Qualifications: BSc (University of Athens), MSc/PhD (Rhodes University)

Postdoctoral Experience

·        University of Johannesburg, South Africa (1999-2000)

·        University of Oxford, UK (2000-2003)

·        University of Aberdeen, UK (2004-2005)

Academic experience

·        Rhodes University, South Africa (2005-2021)

Researcher Profile 

  • ORCID: https://orcid.org/0000-0002-1352-2655
  • Google Scholar: https://scholar.google.com/citations?user=m4ufB_oAAAAJ&hl=en

 

Research Interests

  • Low-temperature geochemistry
  • Paleoceanography
  • Sedimentary Ore Deposits

 

Teaching

  • Geol_019 Geochemistry
  • Geol_075 Environmental and Applied Geochemistry

 

Recent publications

  • Hagemann S, Hensler AS, Figueiredo e Silva RC & Tsikos H (2020) Light stable isotope (O, H, C) signatures of BIF-hosted iron ore systems: implications for genetic models and exploration targeting. In: Isotopes in economic geology, metallogenesis and exploration, SGA Special Publication (in press).
  • Chukwuma K., Tsikos H & Wagner N (2021) Control of variability of primary grain assemblages on the stratigraphic differences in diagenetic processes and products in organic-rich sediments. Sedimentary Geology, DOI: https://doi.org/10.1016/sedgeol.2021.105966.
  • Siahi M, Tsikos H, Rafuza S, Oonk PBH, Mason PRD, Mhlanga XR, van Niekerk D, & Harris C (2020): Insights into the processes and controls for the absolute abundance and distribution of manganese in Precambrian iron formations. Precambrian Research, DOI: https://doi.org/10.1016/j.precamres.2020.105878
  • Albarede F, Thibon F, Blichert-Toft J & Tsikos H (2020) Chemical Archaeoceanography. Chemical Geology, DOI: https://doi.org/10.1016/j.chemgeo.2020.119625.
  • Rasmussen B, Muhling J, Zi JW, Tsikos H & Fischer WW (2020) A 1.25 Ga depositional age for the "Paleoproterozoic" Mapedi red beds, Kalahari Manganese Field, South Africa: New constraints on the timing of oxidative weathering and hematite mineralization. Geology 48, 44-48.
  • Van Breugel Y, Cowan AK & Tsikos H (2019) Geochemical study of weathered coal, a co-substrate used in bioremediation of South African coal discard dumps. Minerals 9/772; doi:10.3390/min9120772.
  • Thibon F, Blichert-Toft J, Albarede F., Foden J & Tsikos H (2019) A critical evaluation of copper isotopes in Precambrian Iron Formations as a paleoceanographic proxy. Geochimica et Cosmochimica Acta 264, 130-140.
  • Papadopoulos A, Tzifas IT & Tsikos H (2019) The potential for REE and associated critical metals in coastal sand (placer) deposits of Greece: a review. Minerals 9/469, doi: 10.3390/min9080469.
  • Fairey BJ, Timmerman MJ, Sudo M & Tsikos H (2019) The role of hydrothermal activity in the formation of Proterozoic, karst-hosted manganese deposits in the Postmasburg Mn field, Northern Cape Province, South Africa. Minerals 9/408, doi:10.3390/min9070408.
  • Rasmussen B, Muhling JR, Tosca NJ & Tsikos H (2019) Evidence for anoxic shallow oceans at 2.45 Ga: Implications for the rise of oxygenic photosynthesis. Geology 47, 622-626.
  • Tzifas I, Papadopoulos A, Misaelides P, Godelitsas A, Goettlicher J, Tsikos H, Karydas A, Luvizotto G, Petrelli M, Gamaletsos P, Kantarelou V, Hatzidimitriou A, Noli F & Kontofakas A (2019) New insights into mineralogy and geochemistry of allanite-bearing Mediterranean coastal sands from Northern Greece. Geochemistry 79, 247-267.
  • Thibon F, Blichert-Toft J, Tsikos H, Foden J, Albalat E & Albarede F (2019) Dynamics of oceanic iron prior to the Great Oxygenation Event. Earth and Planetary Science Letters 506, 360-370.
  • Gale AS, Jenkyns HC, Tsikos H, van Breugel Y, Damsté JSS, Bottini C, Erba E, Russo F, Falzoni F, Petrizzo MR, Dickson AJ & Wray DS (2019) High-resolution bio- and chemo-stratigraphy of an expanded record of Oceanic Anoxic Event 2 (Late Cenomanian–Early Turonian) at Clot de Chevalier, near Barrême, SE France (Vocontian Basin). Newsletters on Stratigraphy 52, 97-129.

 

Curriculum Vitae

 

 

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