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Prof Jan Kramers

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Prof Jan Kramers
Department of Geology
Temporary Research Professor

Contact Details
C1 Lab 421
+27  (0)11 559 4755
APK

Highest qualification

PhD

Field(s) of research


Geochemistry, isotope geochemistry, geochronology. Currently mainly focused on geochronology of early Hominin evolution

Lecturing: Modules with short description


GLG0057, Honours, Environmental and applied Mineralogy (1/3 of module). GLG0067, Honours, Economic Geology (1/10 of module)

List of publications (20 most recent)
































































































2016​

Ossa Ossa, F., Hofmann, A., Vidal, O., Kramers, J.D., Belyanin, G. and Cavallazzi, B., 2016. Unusual manganese enrichment in the Mesoarchean Mozaan Group, Pongola Supergroup, South Africa. Precambrian Research, 281: 414–433

2015

Avice, G., Meier, M.M.M., Marty, B., Rainer Wieler, R., Kramers, J.D., Langenhorst, F., Cartigny, P., Maden, C., Zimmermann, L., Andreoli, M.A.G., 2015. A comprehensive study of noble gases and nitrogen in "Hypatia", a diamond-rich pebble from SW Egypt. Earth Planet. Sci. Lett., 432, 243–253

Andreoli, M.A.G., Przybylowicz, W.J., Kramers, J., Belyanin, G.,  Westraadt, J., Bamford, M., Mesjasz-Przybylowicz, J.,  b, A. Venter, A., 2015. PIXE micro-mapping of minor elements in Hypatia, a diamond bearing carbonaceous stone from the Libyan Desert Glass area, Egypt: Inheritance from a cold molecular cloud? Nuclear Instruments and Methods in Physics Research B, 363, 79-85.

Dirks, P.H.G.M.,  Berger, L.R.,  Roberts, E.M.,  Kramers, J.D., Hawks, J.,  Randolph-Quinney, P.S., et al., 2015. Geological and taphonomic context for the new hominin species Homo naledi from the Dinaledi Chamber, South Africa. eLIFE, 2015;4:e09561. DOI: 10.7554/eLife.09561, 37pp

Koegelenberg, C., Kisters, A.F.M., Kramers, J.D., Frei, D., 2015. U–Pb detrital zircon and 39Ar–40Ar muscovite ages from the eastern parts of the Karagwe-Ankole Belt: Tracking Paleoproterozoic basin formation and Mesoproterozoic crustal amalgamation along the western margin of the Tanzania Craton. Precambrian Research, 269, 147-161.

Nxumalo, V., Kramers, J., Vorster, C., Cairncross, B., 2015. Uranium Mineralisation in the Springbok Flats Basin, South Africa. Proceeding of the 13th Biennial SGA Meeting, 24-27 August 2015, Nancy, France, pp 1859-1862.

Hofmann, A., Kröner, A., Xie, H., Hegner, E., Belyanin, G., Kramers, J., Bolhar, R., Slabunov, A., Reinhardt, J., Horváth, P., 2015. The Nhlangano gneiss dome in south-west Swaziland – A record of crustal destabilization of the eastern Kaapvaal craton in the Neoarchaean. Precambrian Research, 258, 109-132.

Naydenov, K.V., Lehmann, J., Saalmann  K.,  Milani, L,. Poterai, J., Kinnaird, J. A., Charlesworth, G., Kramers, J.D., 2015. The geology of the Matala Dome: an important piece of the Pan‑African puzzle in Central Zambia. International Journal of Earth Sciences, doi: 10.1007/s00531-015-1222-y

Vorster, C., Kramers, J., Beukes, N., van Niekerk, H., 2015. Detrital zircon U–Pb ages of the Palaeozoic Natal Group and Msikaba Formation, Kwazulu-Natal, South Africa: provenance areas in context of Gondwana. Geological Magazine, doi:10.1017/S0016756815000370

2014

Ossa Ossa, F., Hofmann, A., Vidal, O., Kramers, J.D., Hydrothermal clay formation in the uraniferous Paleoproterozic FA Formation, Francevillian basin, Gabon. Precambrian Research, 246: 134-149

Kramers, J.D., Henzen, M. and Steidle, L., 2014. Greenstone belts at the northernmost edge of the Kaapvaal Craton: Timing of tectonic events and a possible crustal fluid source. Precambrian Research, 253: 96-113

Belyanin, G,A., Kramers, J.D., Vorster, C. and Knoper, M.W., 2014. The timing of successive fluid events in the Southern Marginal Zone of the Limpopo Complex, South Africa: Constraints from 40Ar-39Ar geochronology. Precambrian Research, 254: 169-193.

Rajesh, H.M., Safonov, O.G., Belyanin, G.A. and Kramers, J.D., 2014. Monazite-fluorapatite characteristics as evidence for interplay between ~2.04 Ga fluid-induced dehydration and melting of the Sand River Gneiss, Limpopo Complex, South Africa. South African Journal of Geology, 117,  237-254.

2013

Kramers, J.D., Andreoli, M.A.G., Atanasova, M., Belyanin, G.A., Block, D., Franklyn, C., Harris, C., Lekgoathi, M., Montross, C.S., Ntsoane, T., Pischedda, V., Segonyane,,P., Viljoen, K.S., Westraadt, J.E., 2013. Unique chemistry of a diamond-bearing pebble from the Libyan Desert Glass strewnfield, SW Egypt: Evidence for a shocked comet fragment. Earth and Planetary Science Letters, 382, 21-31.

2012

Kramers, J.D., 2012. Momentaufnahmen aus der Erdgechichte: Atmosphäre, Opportunismus und Evolution. In Dubach, M. Ed., Evolution wohin? Die Folgen der Darwinischen Theorie. Publ. Forum für Universität und Gesellschaft, Universität Bern, 2012, ISBN 978-3-7281-3473-8, pp 85-99.

2011

Göktürk, O.M., Fleitmann, D., Badertscher, S., Cheng, H., Edwards. R.L.,.Leuenberger, M. Fankhauser, A., Tüysüz, O. and Kramers. J., 2011. Climate on the southern Black Sea coast during the Holocene. Implications from the Sofular cave record.  Quaternary Science reviews, 30, 2433-2445.

Pickering, R., Kramers, J.D., Hancox, P.J., de Ruiter, D.J. and Woodhead, J.D., 2011. Contemporary flowstone development links early hominin bearing cave deposits in South Africa. Earth Planet. Sci. Lett., 306, 23-32.

Kramers, J.D. and Mouri, H., 2011. The geochronology of the Limpopo Complex: A controversy solved. In van Reenen, D.D., Kramers, J.D., McCourt, S. and Perchuk, L.L., eds., Origin and Evolution of  Precambrian High Grade Gneiss Terranes, with Special Emphasis on the Limpopo Complex of Southern Africa: Geological Society of America Memoir 207, p 85-106, doi:10.1130/2011.1207(06).

Kramers, J.D., McCourt, S., Roering, C., Smit, C.A., and van Reenen, D.D., 2011. Tectonic models proposed for the Limpopo Complex: Mutual compatibilities and constraints. In van Reenen, D.D., Kramers, J.D., McCourt, S. and Perchuk, L.L., eds., Origin and Evolution of  Precambrian High Grade Gneiss Terranes, with Special Emphasis on the Limpopo Complex of Southern Africa: Geological Society of America Memoir 207, p 311-324, doi:10.1130/2011.1207(16).

Kramers, J.D. and Zeh, A., 2011. A review of Sm-Nd and Lu-Hf isotope studies in the Limpopo Complex and adjoining cratonic areas, and their bearing on models of crustal evolution and tectonism. In van Reenen, D.D., Kramers, J.D., McCourt, S. and Perchuk, L.L., eds., Origin and Evolution of  Precambrian High Grade Gneiss Terranes, with Special Emphasis on the Limpopo Complex of Southern Africa: Geological Society of America Memoir 207, p 163-188, doi:10.1130/2011.1207(10).