1. PUBLICATIONS & PRESENTATIONS
W. P. Karpeta
1. Karpeta, W. P. (2015), Kombat Copper Mine, Presentation at the African
Exploration Showcase, Johannesburg.
2. Lipson, R. & Karpeta, W. P. (2014), The Tarkwa Palaeoplacer Deposit, Ghana –
Presentation at DREGS, Colorado
3. Harwood, A. & Karpeta, W. P. (2013), The Importance of Geology in Mine
Planning, - Presentation at Mine Planning South Africa Conference,
Johannesburg.
4. Karpeta, W. P. (2013), The Mboumi VMS Deposit near Ndjole, Gabon:
An Early Proterozoic Eskay Creek Analogue in Central Africa? - Presentation at
the Geoforum 2013, Johannesburg.
5. Masibhera, E., Katemaunzanga, D. & Karpeta W. P., (2013), The Geology of
the Wigu Hill Carbonatite Complex, Tanzania - Presentation at the Geoforum
2013, Johannesburg.
6. Karpeta W. P., D. Katemaunzanga and E. Masibhera (2013), Sedimentary
Phosphate Deposits in the Western Cape: their Origin and Potential. Presentation
at the Geoforum 2013, Johannesburg.
7. Karpeta, W. P., Katemaunzanga, D. & Harwood, D., (2012), The Geology of
the Wigu Hill Carbonatite Complex, Tanzania. Presentation at the REE
Conference, Johannesburg.
8. Karpeta, W. P. (2008), Gold in Clastic Sediments: Tarkwa, Jacobina and the
Witwatersrand Revisited. Presentation at Africa Uncovered: Minerals for the
Future SEG-GSSA Conference Johannesburg.
9. Karpeta, W. P. (2007), Gold Mineralization in Inverted Clastic Basins:
Conglomerates, Quartz Veins and “Red Herrings” – Presentation at Geoforum
2007, Johannesburg.
10.Pearson, W., de Macedo, P. de M., Rubio, A., Lorenzo, C. L. & Karpeta, W. P.
(2005), Geology and Gold Mineralization of the Jacobina Mine and Bahia Gold
Belt, Bahia, Brazil and a Comparison to Tarkwa and Witwatersrand. In Geol. Soc.
Nevada Symposium - Window to the World, Reno.
11.Steven, N. M. and Karpeta, W. P. (2004) Tarkwa-type gold potential of the
Proterozoic (1.8 – 1.6 Ga) Mporokoso Basin, Northern Zambia: Results of recent
field work and some exploration starting points. Presentation at Geocongress
2004 Johannesburg
12.Karpeta W. P., J. Searra, P. Spathelf, C. Duvel, S. Woods & A. Brown (2002)
The Sedimentology and Structural Setting of the Banket on Tarkwa Mine, Ghana
– Presentation at IAGOD Conference, Windhoek.
13.Karpeta, W. P. & Els, B. G. (1999), The Auriferous Late Archaean Central Rand
Group of South Africa: sea-level control of sedimentation? Precambrian
Research, 97, pp. 191-214.

2. 14.Karpeta, W. P. (1998), Storm Cyclicity and Glacio-eustatic Sea Level Changes
Controlling Strandline Placer Formation: the Permian Bothaville Heavy Mineral
Sand Deposits of South Africa. Presentation at the Gondwana 10 Conference,
Cape Town.
15.Karpeta, W. P. (1996), Tuffs from the Permian Teekloof Formation (Beaufort
Group) from Murraysburg and Aberdeen, Cape Province. S. A. Journ. Geol., 99,
pp. 51-66.
16.Karpeta, W. P. (1994), Sea Level Changes and Placer Formation: the
Application of Sequence Stratigraphy to Heavy Mineral Concentrations in Fluvial
Settings. Presentation at the Liverpool Sequence Stratigraphy Conference.
17.Karpeta, W. P. (1993), Volcanism and Sedimentation in Part of a Late Archaean
Rift: the the Hartbeesfontein Basin, Transvaal, South Africa. Basin Research, 5,
pp. 1-19.
18.Karpeta, W. P. (1993) Sedimentology and Gravel Bar Morphology in an
Archaean Braided River Sequence: the Witpan Conglomerate Member
(Witwatersrand Supergroup) in the Welkom Goldfield, South Africa. In: Best, J. L.
& Bristow, C. S. (eds) Braided Rivers, Geol. Soc. Sp. Publ., 75, pp. 369-388.
19.Karpeta, W.P., Gendall, I.R. and King, J.A. (1991) Evidence for marine
marginal and submarine canyon sedimentation in the Central Rand Group:
Implications for the geometry of the Witwatersrand Basin. Presentation at
Precambrian Sedimentary Basins of Southern Africa Conference, Terra
Abstracts, Suppl 3, p 16.
20.Karpeta, W. P. (1991), Hydrocarbon occurrences in the Vaal Reef and ‘A’ Reef
Placers: Sedimentological Controls and Economic Significance. Presentation at
Carbon in Witwatersrand Reefs Conference, Carletonville.
21.Karpeta, W. P. (1990), The Morphology of Permian Palaeodunes: a
Reinterpretation of the Bridgnorth Sandstone around Bridgnorth England in the
light of Modern Dune Studies. Sedt. Geol., 60, pp. 59-75.
22.Karpeta, W. P. (1989), Bedded Cherts in the Rietgat Formation, Hartbeesfontein,
South Africa: A Late Archaean to Early Proterozoic Magadiitic Alkaline Playa
Lake Deposit? S. Afr. Journ. Geol., 92, pp. 29-36.
23.Karpeta, W. P. (1987), The Cretaceous Mbotyi and Mngazana Formations of the
Transkei Coast: Their Sedimentology and Structural Setting. S. Afr. J. Geol., 90,
pp. 25-36.
24.Camden-Smith, P., Stewart, B., Tainton, S., Theron, F., Wood, A. & Karpeta,
W. P. (1986), The Stratigraphy of the Witwatersrand Sequence. Excursion
Guidebook Geocongress ’86, Geol. Soc. S. Afr., Johannesburg, 104 pp.
25.Karpeta, W. P. (1984), The Sedimentology and Stratigraphic Setting of the “A”
Reef Placers, Aandenk Formation, on President Steyn Gold Mine, Welkom,
Orange Free State. Geokongres ’84, Potchefstroom. ),
26.Karpeta, W. P. & Johnson, M. R. (1979) The Geology of the Umtata Area. Geol.
Survey Pretoria, 16 pp.