The diamondiferous sediments on the farm Nooitgedacht (66), Kimberley South Africa

South African Journal of Geology

Volumn 107, Issue 4, 2004, Pages 477-488

  de Wit, Mike C J ^a  

^a De Beers Group   (South Africa)

Author keywords

[No Author keywords available]

Indexed keywords

DIAMOND;

AFRICA; EASTERN HEMISPHERE; KIMBERLEY; NORTHERN CAPE; SOUTH AFRICA; SOUTHERN AFRICA; SUB-SAHARAN AFRICA; WORLD;

ARCHAEA;

EID: 14844337430     PISSN: 10120750     EISSN: None     Source Type: Journal    
DOI: 10.2113/107.4.477     Document Type: Article

References (29)

1. Brown R. W., Summerfield M.A. and Gleadow A.J. W. (2002). Denudational history along a transect across the Drankensberg Escarpment of southern Africa derived from apatite fission track thermochronology. Journal of Geophysical Research, 107(B12), 2350-2368.
2. Butzer, K. W., Helgren, D.M., Fock, G. and Stuckenrath, R. (1973). Alluvialterraces of the Lower Vaal River, South Africa: a reappraisal and reinvestigation. Journal of Geology, 81, 341-362.
3. Cooke, H.B.S. (1947). The development of the Vaal River and its deposits. Transactions of the Geological Society of South Africa, 46, 243-260.
4. De Wit, M.C.J. (1999). Post-Gondwana drainage and the development of diamonds placers in western South Africa. Economic Geology, 94 721-740.
5. De Wit, M.C.J. (2001). The sedimentology of the alluvial diamond deposit on Nooitgedacht, Kimberley. Abstract volume, SASQUA (Southern Africa Society for Quaternary Research) conference, Saldanha Bay. 35pp.
6. Du Toit, A.L. (1907). Geological survey of the eastern portion of Griqualand West. 11th Annual report of 1906 of the Geological Commission, Cape of Good Hope, South Africa, 87-176.
7. Dwyka Diamonds Ltd. (2001). Investor News. December 2001.
8. Dwyka Diamonds Ltd. (2002a). Investor News. February 2002.
9. Dwyka Diamonds Ltd. (2002b). Investor News: Dwyka Diamonds Limited Annual results. September 2002.
10. Haddon I.G. (2000). The Kalahari Group sediments. In: T.C. Partidge and R.R. Maud (Editors), The Cenozoic of southern Africa, Oxford Monographs on Geology and Geophysics, 40, 173-181.
11. Hawthorne J.B. (1975). Model of a kimberlite pipe. In: L.H. Ahrens, J.B. Dawson, A.R.Duncan, and E.R., Erlank (Editors), Physics and Chemistry of the Earth, 9, 1-15.
12. Helgren, D.M. (1977). Geological context of the Vaal River faunas. South African Journal of Science, 73, 303-307.
13. Helgren, D.M. (1979). Rivers of diamonds: an alluvial history of the Lower Vaal Basin, South Africa. Research Paper of the Department of Geography, University of Chicago, U.S.A., 185, 389pp.
14. Marshall T.R. (1987). The diamondiferous gravel deposits of the Bamboesspruit, southwestern Transvaal. Economic Geology Research Unit, University of the Witwatersrand, Johannesburg, South Africa, 198, 10pp.
15. Partridge, T.C. and Brink, A.B.A. (1967). Gravels and terraces of the lower Vaal River Basin. South African Journal of Geography, 49 21-38.
16. Partridge, T.C. and Maud, R. (1987). Geomorphic evolution of southern Africa since the Mesozoic. South African Journal of Geology, 90 179-208.
17. Robey, J.V.A. (1995). Review of the Nooitgedacht diggings. De Beers Consolidated Mines Limited. Geology Department Internal Report. 4pp.
18. SACS, (1980). South African Committee for Stratigraphy: Lithostratigraphy of the Republic of South Africa, South West Africa/ Namibia and the Republics of Bophuthatswana, Transkei and Venda. Geological Survey of South Africa Handbook, 8, 690p.
19. Safranek, M.R. (2003). Surface texture studies of ilmenites from the Nooitgedacht Gravels, Kimberley. Internal Report, De Beers Africa Exploration, 36pp.
20. Spaggiari, R.I. (1993). Reconstruction of the palaeo-drainage from the gravels on the farm Droogeveldt 292, Barkly West, Northern Cape Province. Unpublished B.Sc. (Honours) thesis, Rhodes University, Grahamstown, South Africa, 83pp.
21. Spaggiari, R.I., Ward, J.D. and de Wit M.C.J. (1999). Fluvial characteristics of the diamondiferous Droogeveldt Gravels, Vaal Valley, South Africa. Economic Geology, 94, 741-748.
22. Stratten, T.S. (1968). The Dwyka Glaciation and its relationship to the pre-Karoo surface. Unpublished Ph.D thesis, University of the Witwatersrand, Johannesburg, South Africa, 196pp.
23. Stratten, T.S. (1970). Kimberley Excursion Guide Book 1. I.U.G.S. Sub commission on Gondwana Stratigraphy and Palaeontology 2nd Symposium. 10pp.
24. Viljoen, F. and Ferraris, R. (2003). Summary observations on two parcels of diamonds from the De Hoop and Nooitgedacht alluvial diggings, South Africa. Note for the record, De Beers Geoscience Centre, Johannesburg, South Africa. 2pp.
25. Van Riet Lowe C. (1952). The Vaal River chronology: an up-to-date summary. South African Archeological Bulletin, 7 135-149.
26. Visser, J.N.J. (1982). Upper Carboniferous glacial sedimentation in the Karoo Basin near Prieska, South Africa. Palaeogeography, Palaeoclimatology, Palaeoecology, 38, 63-92.
27. Visser, J.N.J. and Loock, J.C. (1978). Water depth in the main Karoo Basin, South Africa, during the Ecca (Permian) sedimentation. Transactions of the Geological Society of South Africa, 81, 185-191.
28. Visser, J.N.J. and Loock, J.C. (1988). Sedimentary facies of the Dwyka Formation associated with the Nooitgedacht glacial pavements, Barkly West District. South African Journal of Geology, 91, 38-48.
29. Ward, J.D., Jacobs, R.J., de Wit, M.C.J., Spaggiari, R.I. and Bluck, B.J. (2002). Post-Gondwana Evolution of the Vaal-Orange Drainage System, Economic Implications. Excursion Guide, 16th International Sedimentological Conference, Rand Afrikaans University, Johannesburg, South Africa, 75pp.