A magnetotelluric model of the Mana Pools basin, northern Zimbabwe

Journal of Geophysical Research: Solid Earth

Volumn 105, Issue B5, 2000, Pages 11185-11202

  Bailey, D ^a   Whaler, K A ^a   Zengeni, T ^b   Jones, P C ^c   Gwavava, O ^b  

^a UNIVERSITY OF EDINBURGH   (United Kingdom)

^b UNIVERSITY OF ZIMBABWE   (Zimbabwe)

^c BRITISH ANTARCTIC SURVEY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

CRUSTAL STRUCTURE; MAGNETOTELLURIC METHOD; SEDIMENTARY BASIN;

MANA POOLS; ZIMBABWE;

EID: 0007742909     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/1999jb900434     Document Type: Article

References (29)

1. Bahr, K., Geological noise in magnetotelluric data: A classification of distortion types, Phys. Earth Planet. Inter., 66, 24-38, 1991.
2. Bailey, D. S., Magnetotelluric studies of the Zambezi mobile belt of northern Zimbabwe, Ph.D. thesis, Univ. of Edinburgh, Edinburgh, Scotland, 1998.
3. Barber, B., The geology and coal potential of the Karoo supergroup and younger rocks in Zimbabwe, Ph.D. thesis, Univ. of Zimbabwe, Harare, 1994.
4. Booker, J. R., Documentation for Rapid Relaxation Inversion (RRI 3.1), Geophysics, Univ. of Washington, Seattle, 1997.
5. Bosum, W., and H. Geipel, Reinterpretation of an aeromagnetic profile in the Zambezi valley of Zimbabwe on the basis of magnetotelluric and gravimetric data, Tech. rep., Bundesanstalt für Geowissensch. und Rohstoffe, Hanover, Germany, 1988.
6. Coward, M. P., and M. C. Daly, Crustal lineaments and shear zones in Africa: Their relationship to plate movements., Precambrian Res., 24, 27-45, 1984.
7. Daly, M. C., Crustal shear zones and thrust belts: Their geometry and continuity in central Africa., Philos. Trans. R. Soc., A317, 111-128, 1986.
8. de Beer, J. H., D. I. Gough, and J. S. V. van Zijl, An electrical conductivity anomaly and rifting in southern Africa, Nature, 255, 678-680, 1975.
9. de Beer, J. H., J. S. V. van Zijl, R. M. J. Huyssen, P. L. V. Hugo, S. J. Joubert, and R. Meyer, A magnetometer array study in South - West Africa, Botswana and Rhodesia, Geophys. J. R. Astron. Soc., 45, 1-17, 1976.
10. de Beer, J. H., R. M. J. Huyssen, S. J. Joubert, and J. S. V. van Zijl, Magnetometer array studies and deep Schlumberger soundings in the Damara erogenic belt, South West Africa, Geophys. J. R. Astron. Soc., 70, 11-29, 1982.
11. Egbert, G. D., and J. R. Booker, Robust estimation of geomagnetic transfer functions, Geophys. J. R. Astron. Soc., 87, 173-194, 1986.
12. Groom, R. W., and K. Bahr, Corrections for near surface effects: Decomposition of the magnetotelluric impedance tensor and scaling corrections for regional resistivities: A tutorial, Surv. Geophys., 13, 341-379, 1992.
13. Groom, R. W., and R. C. Bailey, Decomposition of magnetotelluric impedance tensors in the presence of local three-dimensional galvanic distortion, J. Geophys. Res., 93, 1913-1925, 1989.
14. Haak, V., and R. Hutton, Electrical resistivity in continental lower crust, in The Nature of the Lower Continental Crust, edited by J. B. Dawson et al., Spec. Publ. Geol. Soc., 24, 35-49, 1986.
15. Hiller, K., and B. Buttkus, Structural style and sedimentary thicknesses in the Zambezi rift valley, Zimbabwe - Investigations of the potential for hydrocarbons, Z. Angew. Geol., 42, 132-137, 1996.
16. Jones, A. G., The problem of current channelling: A critical review, Geophys. Surveys, 6, 79-122, 1983.
17. Livelybrooks, D., R. J. Banks, R. S. Parr, and V. R. S. Hutton, Inversion of electromagnetic induction data for the Iapetus suture zone in the UK, Phys. Earth Planet. Inter., 81, 67-84, 1993.
18. Losecke, W., K. Knödel, and W. Müller, Magnetotelluric survey in the northern Zambezi valley of Zimbabwe, Tech. Rep. 84-2171.1, Bundesanstalt für Geowissensch. und Rohstoffe, Hanover, Germany, 1988.
19. Orpen, J. L., C. J. Swain, C. Nugent, and P. P. Zhou, Wrench-fault and half-graben tectonics in the development of the Palaeozoic Zambezi Karoo basins in Zimbabwe - the Lower Zambezi and Mid-Zambezi basins respectively - and regional implications., J. Afr. Earth Sci., 8, 215-229, 1989.
20. Parker, R. L., The existence of a region inaccessible to magnetotelluric sounding, Geophys. J. R. atr. Soc., 68, 165-170, 1982.
21. Parker, R. L., and J. R. Booker, Optimal one-dimensional inversion and bounding of magnetotelluric apparent resistivity and phase measurements., Phys. Earth Planet. Inter., 98, 269-282, 1996.
22. Ranganai, R. T., Geophysical investigations of the granite-greenstone terrain in the south-central Zimbabwe Archaean Craton, Ph.D. thesis, Univ. of Leeds, Leeds, England, 1995.
23. Ritter, O., P. Ritter, T. Vietor, and V. Haak, Magnetotelluric investigation of the Damara Belt in Namibia, EOS Trans. AGU. supp. (December), 80, 293, 1999.
24. Smith, J. T., and J. R. Booker, Rapid inversion of two- and three-dimensional magnetotelluric data, J. Geophys. Res., 96, 3905-3922, 1991.
25. Swift, C. M., A magnetotelluric investigation of an electrical conductivity anomaly in the southwestern United States., in Magnetotelluric Methods, Geophys. Reprints Ser., vol. 5, edited by K. Vozoff, pp. 156-166, Soc. of Explor. Geophys., Tulsa, Okla., 1967.
26. van Zijl, J. S. V., Electrical studies of the deep crust in various tectonic provinces of southern Africa, in The Earth's Crust, Geophys. Monogr. Ser., vol. 20, edited by J. G. Heacock, pp. 470-500, AGU, Washington, D.C., 1977.
27. van Zijl, J. S. V., and J. H. de Beer, Electrical structure of the Damara orogen and its tectonic significance, Spec. Publ. Geol. Soc. S. Afr., 11, 369-379, 1983.
28. Weidelt, P., and P. Kaikkonen, Local 1-D interpretation of magnetotelluric B-polarization impedances, Geophys. J. Int., 117, 733-748, 1994.
29. Whaler, K. A., and T. G. Zengeni, An audiofrequency magnetotelluric traverse across the Mana Pool Basin, northern Zimbabwe, Geophys. J. Int., 114, 673-686, 1993.