Monday November 1: Registration and Opening Ceremonies

7th Inkaba yeAfrica Workshop 1 - 5 November, 2010 GFZ German Research Centre for Geosciences Telegrafenberg, Potsdam Sunday October 31: Arrival and Or...
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7th Inkaba yeAfrica Workshop 1 - 5 November, 2010 GFZ German Research Centre for Geosciences Telegrafenberg, Potsdam Sunday October 31: Arrival and Orientation 15:00 18:00-21:00

Student registration and orientation workshop led by Robert Kriger (NRF) and Robert Trumbull (GFZ) Welcome ice breaker at GFZ Telegrafenberg, Haus H

Monday November 1: Registration and Opening Ceremonies 13:00 13:30 13:40 13:50 14:10 14:30 15:00

Welcome and opening address by Prof. Reinhard Hüttl Director, GFZ German Research Centre for Geosciences Greeting from Minister Cassandra Mbuyane-Mokone Embassy of the Republic of South African, Berlin Greeting from Konstanze Pistor Brandenburg Ministry of Science, Research and Culture “Celebrating 6 years of Inkaba” by Prof. Maarten deWit University of Cape Town and director, AEON Institute Introduction to Workshop by Prof. Brian Horsfield GFZ German Research Centre for Geosciences Inkaba Showcase Lecture: “Heart of Africa” by Dr. Monika Korte GFZ German Research Centre for Geosciences Inkaba Showcase Lecture: “Margins of Africa” by Dr. Gabriele Uenzelmann-Neben: Alfred-Wegener Institute for Marine and Polar Research

15:30

Tea break

16:00

Inkaba Showcase Lecture: “Living Africa” by PD Dr. Heinz Wilkes: GFZ German Research Centre for Geosciences Invited Lecture: “Topo-Africa” by Prof. Francois Guillocheau University of Rennes, France Invited Lecture: “Development of South Atlantic Rifted Margins” by Prof. Ulrich Glasmacher: University of Heidelberg

16:30 17:00

18:00

Dinner (reception) at GFZ cantine

19:30

Evening Lecture: “Planetary Evolution and Life” by Prof. Tilman Spohn: DLR German Aerospace Center, Institute of Planetary Research Berlin-Adlershof Concert: “Baroque music and the Prussian Court” by “La Prosperina” ensemble: Berlin University of Arts Shuttle to Hotels

20:30 22:00

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Tuesday November 2: Scientific Sessions Session 1: Living Africa Theme A: Habitat, Climate and Ecosystem Evolution 08:30 keynote

09:00

09:15

09:30

09:45

Cotterill, F. P. D. Geodynamics and geobiological fingerprints of the Kalahari epeirogeny Hoffmann, V. Tracking geobiological linkages between speciation and landscape evolution through space and time Schmidt, F. Environmental changes in Lake Tswaing during the last 84 ka BP Steyn, S. A. Statistical downscaling of climate change projections to daily temperatures, Upper Olifants River catchment Roberts, D. Climate/sealevel fluctuations along the Southern African West Coast: regional and global context

Theme B: Natural Resources and Sustainability 10:00 10:15

10:30

van Huysteen, C. W. A framework for soil-based wetland research in South Africa Kotze, E. Effect of Long-term residue management on organic matter in a Plinthosol cropped annually with wheat du Preez, C. C. Fate of soil organic matter in South Africa crop and pasture land

10:45

Tea break

11:15

Chevallier, L. The geothermal potential of South Africa – New Challenges for Geoscientists Tan, J. Q. Shale gas in South Africa Mikes, D. Karoo sequence stratigraphy and facies modelling for improved reservoir characterisation and upscaling Boyd, D. Seismic Interpretation, distribution, and numerical modelling of natural gas leakage in Block 2 of the Orange Basin Güntner, A. New tools for hydrologic research at Sutherland observatory: superconducting gravimetry and satellite gravimetry

11:30 11:45

12:00

12:15

12:30

Poster presentations for Session 1

13:30

Lunch, GFZ cantine

2

14:30 keynote

15:00

15:15

15:30

Tredoux, M. The Platinum Value Chain – A PGE-rich rock from the Barberton greenstone belt: core formation or extraterrestrial? Lekgetho, T. B. Can base metal sulphides be used as a proxy for platinumgroup mineral flotation of UG2 ore? Reid, D. L. Towards a magmatic reaction model for iron-rich ultramafic pegmatites in the Rustenburg Layered Suite Durrheim, R. J. Observational studies to mitigate seismic risks in mines: a new Japanese – South African collaborative research project

Session 2: Heart of Africa Theme A: Deep-earth Processes and Surface Response 15:45 keynote

16:15

Bell, D. Evolution of Proterozoic mantle lithosphere: petrological and geophysical evidence from the Kaapvaal – Namaqua boundary Weckmann, U. Defining the Kaapvaal Craton boundary - new electrical conductivity images

16:30

Tea break

16:45

Kotze, P. B. Southern Africa’s geomagnetic field secular variation since 2005 Geese, A. Improvements to Southern African geomagnetic field and secular variation descriptions from different modelling techniques Decker, J. E. Cosmogenic nuclide-based perspectives on long-term landscape evolution and short-term soil erosion rates

17:00

17:15

17:30

Poster presentations for Session 2

18:15

Poster Session 1 + 2

19:00

Dinner at GFZ cantine

20:30

Evening lecture by A. Lindeque (AWI) & J. Stankiewicz (GFZ): Two postgraduates experiences in Inkaba yeAfrica Shuttle to hotels

21:30

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Wednesday November 3: Scientific Sessions and Project meetings Session 2, Theme B: Earth in Space 09:00 09:15

09:30

Combrinck, W. L. Using satellite laser ranging data to test general relativity Botai, O. J. Statistical exploration of underlying geophysical signals and noise components in space geodetic data Botha, R. C. Experimental development of a high-power laser suitable for Lunar Laser Ranging

Session 3: Margins of Africa 09:45 keynote

10:15

10:30

10:45

Gohl, K. Growth and dispersal of a southeast African large igneous province Uenzelmann-Neben, G. Palaeoceanographic changes from seismic and radiogenic isotope data from the Mozambique Ridge Trumbull, R. B. New insights on the role of mantle plumes in South Atlantic breakup Backeberg, N. R. Petrogenesis of the False Bay dyke swarm, Cape Peninsula, South Africa

11:00

Tea break

11:15

Scheck-Wenderoth, M. 3D lithosphere-scale models of the conjugate margins in the South Atlantic Andreoli, M. A. G. Post-Gondwana tectonics of western South Africa

11:30

Session 4: Capacity Building 12:15

Fourie, C. J. S. Development of a Science and Technology Train Erwee, M. Training science educators – Investigating the problem areas and misconceptions

12:30 13:00

Poster presentations for Sessions 3 + 4 Poster Session

13:30

Lunch, GFZ cantine

12:00

Project meetings + strategy sessions 14:30 15:30 17:30

Plenary discussion: Quo Vadis, Inkaba? ad-hoc strategy sessions (GASHsa, PGE, SPACES) Plenary, closing discussion

19:00-21:00

Banquet in Potsdam: Alter Stadtwächter

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Poster Session 1: Living Africa Short presentations: Tuesday, 12:30 Poster session with authors present: Tuesday 18:15

Theme A: Habitat, climate & ecosystem evolution Poster 1-1

Author Browning, C.

1-2

Clark, J.H.A.

1-3

MacDonald, N.

1-4

Mthembi, P.

1-5

Völkel, J.

Title Quaternary dune gastropods of the South African west coast: Implications for climate change The morphology and development of palaeoterraces of the Orange River in the Hopetown-Douglas-Prieska area Aspects of palaeo-terrace formation and stream sediment petrography of the Orange and Vaal River confluence in the Douglas Area, northern Cape province, South Africa Palaeoclimate & ecosystems of the Pleistocene in South Africa as archived in the Kalkop Crater Lake deposits Records of Late Quaternary environmental changes preserved in eolian and fluvial sediment geoarchives of the SW-Kalahari, South Africa

Theme B: Natural resources & sustainability: water, soil, energy Poster 1-6

Author Lebenya, R.M.

1-7

Loke, P.F.

1-8

Mahed, G.

1-9

Mathiva, R.T.

1-10

May, F.

1-11

Nape, K.M.

1-12

Ntholi, T.

1-13

Nthejane, M.M.

1-14 1-15

Onaneye, A.O. Snyman, P.E.

1-16

Tharaga, P.C.

1-17

Vogeli, J.

1-18

Nformi, E.

Title Quantification of the soil-plant carbon stock in the Weatherley catchment eight years after conversion from grassland to forestry Influence of long-term wheat residue management on soil fertility indicators of an Avalon soil at Bethlehe Hydrogeological Conceptual model development in the vicinity of the Superconducting Gravimeter, Sutherland, South Africa Carbonate alteration of dolerite intruding coal seams:Natural carbon sequestration during fossil fuel combustion? Characterization and quantification of preferential flow in fractured rock systems, using resistivity tomography Economic benefits of varying maize production strategies under various seasonal rainfall scenarios in the Modder River catchment, South Africa Low Enthalpy Geothermal Energy purification of Acid Mine Drainage, and storage of potable water in the deep gold mines of South Africa Correlation between agronomic and environmental phosphorus analyses of selected soils A new approach to upscaling in resevoir modelling Monitoring the 2-D urban heat island for Bloemfontein, South Africa Downscaling climate change scenarios to daily maximum temperatures over Bloemfontein, South Africa Investigation of the potential for mineral carbonation of South African PGM tailings Sequence Stratigraphic Characterisation of Petroleum Reservoirs in block 11B/12B of the Southern Outeniqua Basin, South Africa

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1-19

Opwani, M.

Petrophysical evaluation of the Albian Age Gas Bearing Sandstone reservoirs of the O-M field, Orange Basin, South Africa

Theme B: Natural resources & sustainability: mineral resources Poster 1-20 1-21 1-22 1-23 1-24

1-25

1-26

1-27

Author Chabangu, N.

Title An Investigation of Nickel Mineralization in the Northwestern Part of the Barberton Greenstone Belt, South Africa Kennedy, B. Investigation of the behaviour of platinum group elements (PGE), in synthetic sulphide systems Madalal, F. Mineralogical and geochemical investigations of the nickel Bon Accord deposit, Barberton, South Africa Mandiwana, M.T. The role of footwall reconstitution in the genesis of Merensky reef types at Northam Platinum Mine Milanzi, K.S.R. The Mineralogy and PGE Geochemistry of the Middle Group Chromitite Seams of the Western Bushveld Complex at Kroondal Mine Nethsitungulwana, R. An Investigation of the Trace Element Compositions of Gold from the Zimbabwe and South Africa : Implications for tracing the source of archeological gold Jack, S. Some aspects of late magmatic replacement phenomena developed in the layered sequence exposed at Northam Platinum mine Shadi, O. Investigation of the Merensky Reef and the associated Iron Rich Ultramafic Pegmatite replacement bodies, Bafokeng Rasimone Platinum Mine, Rustenburg, SA

Poster Session 2: Heart of Africa Short presentations: Tuesday, 17:30 Poster session with authors present: Tuesday 18:15

Theme A:

Deep-earth processes & surface response: The Barberton Belt

Poster

Author

2-1

MacLennan, S.

2-2

Engelhart, J.

2-3

Kütter, S.

Title Structural and geophysical transect across an Archean suture zone, Barberton Greenstone Belt Dating Archean sedimentary processes and rates in the Moodies Basin, Barberton Supergroup, Barberton Greenstone belt Overview and preliminary results of magnetotelluric experiments across the southern Barberton greenstone belt

The Cape Fold Belt & Karoo Basin Poster 2-4

Author Chen, X.

2-5

Arenz, R.

Title Study of the geo-electrical anisotropy in the Cape Fold Belt using magnetotelluric The application of facies analysis on sedimentary evolution and changes in sea-level on the Kookfontein and Waterford Formation in the Permian Ecca Group, Tanqua, Karoo Basin 6

2-6 2-7 2-8 2-9 2-10

2-11 2-12 2-13

2-14

2-15 2-16 2-17 2-18

Arnold, A.

Lithostratigraphic correlation of the Ecca Palaeo-slope and shelf-edge deltaic deposits: Phase 1 Black, D.E. The stratigraphy of the lower and middle Karoo Supergroup, north of Paterson, Eastern Cape, South Africa Brunsdon, G. Structural features of the Bokkeveld Group (Cape Supergroup) in the Eastern Cape, South Africa Chere, N. Exploring the Origin of Breccia Pipes in the Karoo Basin, South Africa Esterhuizen, L. Comparing 1960's Karoo basin seismic data with recent data (Inkaba yeAfrica Line), to identify and correlate Karoo seismic stratigraphy on a more regional basis Lombard, D. Facies architecture and reservoir quality of Fan B, Permian Laingsburg Formation, southwestern Karoo Basin, South Africa Loots, L. Investigation of the crust in the Southern Karoo using the seismic reflection technique Sonibare, W.A. Deterministic approach to geological and petrophysical modelling of field analogue data: Tanqua-Karoo deltaic sequence, SW Karoo Basin Olivier, W.C. Mineralogical, geochemical and structural characteristics of quartz-arenites of the middle Witteberg Group (Cape Supergroup) near Kirkwood, Eastern Cape, SA Patel, M. Paleo-environmental reconstruction of the Tanqua Basin, SW Karoo, South Africa Malephane, H.R. Seismicity and Seismic Hazard Assessment of the arid western regions of South Africa: a Neotectonic Perspective Mielke, C. Topographic imprint of Geomorphology in southern Africa Scharf, T. Denudation rates and geomorphic evolution of the Cape Mountains determined through cosmogenic dating using 10Be and 21Ne in quartz

Theme B: Earth in Space Poster 2-19 2-20 2-21

2-22 2-23

Author Botai, M.C.

Title Investigating the accuracy of gravity field models using satellite Laser Ranging data Croukamp, L.A Lunar Geotechnical GIS as an aid for exploration and settlement construction Munghemezulu, C. A proposal for the determination of intercontinental plate velocities in Africa to support the establishment of the African Geodetic Reference Frame (AFREF) Nickola, G.L. High-precision steering and pointing control of a satellite/ lunar laser ranging telescope Nickola, M. Site characterisation: Astronomical seeing from a turbulenceresolving model

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Poster Session 3: Margins of Africa and Capacity-building Short presentations: Wednesday 12:30 Poster session with authors present: Wednesday 13:00

Poster 3-1 3-2

3-3 3-4 3-5

Author

Title

Low- 18O magmas of the Cretaceous Koegel Fontein Complex, South Africa Frei, O. Model-enhanced geothermobarometry of mafic dikes of the Henties Bay Outjo dike swarm, Etendeka Igneous Province Namibia Khoele, K. The design of a pressurised clean water supply system for the Science and Technology Train Matsepe, T. The design of a Stirling engine system for the Science and Technology Train van Tonder, D.M. The development and evaluation of solar desalination technology

Curtis, C.

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