central Dronning Maud Land, East Antarctica
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Joachim Jacobs

Professor of Structural Geology and Tectonics

University of Bergen
Department of Earth Science
Allegaten 41
5007 Bergen
Norway 

 
Phone: ++47-55583432
Fax: ++47-55583660
 
e-mail: joachim.jacobs@geo.uib.no

Research Interest

Tectonics, Structural Geology, Geodynamics, Tectonic geomorphology
Geochronology, Petrology, Antarctic Earth Science

 

Current Research Projects

Exhumation history of the late Neoproterozoic East African-Antarctic Orogen during Gondwana break-up: Reactivation of Neoproterozoic shear zones; quantifying exhumation along the new continental margin (E-Antarctica, Madagascar, Mozambique) using fission-track analyses; modelling denudation vs. sedimentation rates along the E-Antarctic continental shelf (marine geophysics); comparison with continental margin profiles in Madagascar and Mozambique.

East African/Antarctic Orogen (640-500 Ma): Southern extension of the East African Orogen into East Antarctica; structural evolution along the western orogenic front of the EAAO; geochronology of high-grade rocks within the core of the EAAO; structure and timing of orogenic collapse and S-directed escape tectonics; correlation with the Mozambique Belt and adjacent parts in Gondwana

Position of Kalahari in Rodinia and collision history along the c. 1.1 Ga Namaqua-Natal-Maud Belt:  Structural analysis of craton-parallel shear zones; Ar-Ar dating of shear zones; geochronology of high-grade metamorphism; position of the Haag block;  significance for Rodinia reconstructions; review of a possible correlation of Kalahari with Western Australia, detrital zircon analyses on Mesoproterozoic sedimentary rocks.

Position of the Falkland microplate in Rodinia and Gondwana: Age and significance of the Grenville-age Cape Meredith Complex (U-Pb SHRIMP work, Ar-Ar, fission-track analyses); geochemical characterisation of metavolcanic rocks; structural correlation with neighbouring terranes in SE-Africa and Dronning Maud Land (East Antarctica)

Digital geological maps from East Antarctica: Fourteen geological maps (1:25,000) from Heimefrontfjella, printed and available on CD-Rom at the Alfred-Wegener-Institut; produced in collaboration with the Bundesanstalt für Kartographie und Geodäsie

Exhumation histories of the High Atlas and the Oman ophiolite, using fission track analyses
 

 

Journal affiliations

 
Associate Editor   Recambrian Research

Editorial Board   Journal of African Earth Sciences

Publications

  1. Emmel, B., Jacobs, J., Dassinies, M., Razakamanana, T., 2006. The drainage system along the Ranotsara Shear Zone: an inheritance from early Gondwana break-up tectonics? In: Proceedings of the German-Malagasy Research Cooperation in Life and Earth Sciences (eds. Schwitzer, C., Brandt, S., Ramilijaona, O., Rakotomalala Razanahoera, M., Ackermand, D., Razakamanana, T., Ganzhorn, J. U.), pp. 19-28, Concept Verlag, Berlin
  2. Emmel, B., Geiger, M., Jacobs, J., 2006. Detrital apatite fission-track ages in Middle Jurassic strata at the rifted margin of W-Madagascar ? indicator for a protracted resedimentation history. Sedimentary Geology, 186, 27-38. pdf
  3. Emmel, B., Jacobs, J., Kastowski, M., Graser, G., 2006. Phanerozoic upper crustal tectono-thermal development of basement rocks from of central Madagascar: an integrated structural and fission-track study. Tectonophysics, 412, 61-86. pdf
  4. Bauer, W. & Jacobs, J., 2005. Comment on "A geochronological and geochemical study of rocks from Gjelsvikfjella, Dronning Maud Land, Antarctica?implications for Mesoproterozoic correlations and assembly of Gondwana". Precamb. Res., 138: 177-179. pdf
  5. Paech, H.-J., Bauer, W., Piazolo, S., Jacobs, J. & Markl, G., 2005. Comparison of the Geology of Central Dronning Maud Land, East Antarctica, with other areas of the Gondwana supercontinent. Geol. Jahrbuch, B97, 309-340. 
  6. Jacobs, J. & Thomas, R.J., 2004. A Himalayan-type indenter-escape tectonic model for the southern part of the Late Neoproterozoic/Early Paleozoic East African-Antarctic Orogen. Geology, 32: 721-724. pdf
  7. Emmel, B., Jacobs, J., Graser, G., Kastowsky, M. & Razakamanana, T., 2004. Post collisional (<500 Ma) tectono-thermal evolution of Central Madagascar: a combined structural and fission track study. J. Afr. Earth Sci., 38: 343-361. pdf
  8. Bauer, W., Jacobs, J. & Mitterer, T., 2004. Zircon typology in high-grade gneiss terrains - a case study from central Dronning Maud Land (Antarctica). Z. dt. Geol. Ges., 154: 481-495.
  9. Jacobs, J., Bauer, W. & Schmidt, R., 2004. Magnetic susceptibilities of the different tectono-stratigraphic terranes of Heimefrontfjella, western Dronning Maud Land, East Antarctica. Polarforschung, 72, 41-48.
  10. Bauer, W., Jacobs, J. & Paech, H.-J., 2004. Structural evolution of the Proterozoic basement of central Dronning Maud Land. Geol. Jahrbuch, B96, 325-364.
  11. Meier,  S., Jacobs, J. & Olesch, M., 2004. Tectono-thermal evolution of the continental margin of central Dronning Maud Land, East Antarctica: apatite fission-track thermochronology. Geol. Jahrbuch, B96, 423-448.
  12. Mikhalsky, E.V. & Jacobs, J., 2004. Orthogneisses from the central Dronning Maud Land: geochemistry and some petrogenetic implications. Geol. Jahrbuch, B96, 49-76.
  13. Jacobs, J., Bauer, W., Fanning, C.M., 2003. Late Neoproterozoic/Early Palaeozoic events in central Dronning Maud Land and significance for the southern extension of the East African Orogen into East Antarctica. Precamb. Res., 126, 27-53. Abstract
  14. Jacobs, J., Bauer, W., Fanning, C.M., 2003. New age constraints for Grenville-age metamorphism in western central Dronning Maud Land (East Antarctica), and implications for the palaeogeography of Kalahari in Rodinia. Int. J. of Earth Sci., 92, 301-315. Abstract
  15. Bauer, W., Jacobs, J., Fanning, M. & Schmidt, R., 2003. Geochemical constraints for Late Mesoproterozoic arc and back-arc volcanism in the Heimefrontfjella (East Antarctica) and implications for the palaeography at the southeastern margin of the Kaapvaal-Grunehogna Craton. Gondwana Research, 6, 449-465. Abstract
  16. Bauer, W., Fielitz, W., Jacobs, J., Fanning, C.M., Spaeth, G., 2003. Post-Grenville mafic dykes from Heimefrontfjella (Western Dronning Maud Land / Antarctica). Antarctic Science, 15, 379-391. Abstract
  17. Owada, M., Baba, S., Läufer, A., Elvevold, S., Shiraishi, K., Jacobs, J., 2003. Geology of eastern Mühlig-Hofmannfjella and Filchnerfjella in Dronning Maud Land, East Antarctica: A preliminary report on a Japan-Norway-Germany joint geological investigation. Polar Geoscience, 16, 108-136.
  18. Jacobs, J., Fanning, C.M., Bauer, W., 2003. Timing of Grenville-age vs. Pan-African medium- to high grade metamorphism in western Dronning Maud Land (East Antarctica) and significance for correlations in Rodinia and Gondwana. Precamb. Res., 125, 1-20. Abstract
  19. Bauer, W., Thomas, R.J. & Jacobs, J., 2003. Proterozoic to Cambrian history of central to western Droning Maud Land, SE Africa and surrounding areas in the context of Gondwana assemble. In: Yoshida, M., Windley, B.F. & Dasgupta, S (eds.): Proterozoic East Gondwana: Supercontinent Assembly and Breakup. Geol. Soc. Lond., Spec. Publ., 206: 247-269. Abstract
  20. Yoshida, M., Jacobs, J., Santosh, M. and Rajesh, H.M., 2003. Role of Pan-African Events in East Gondwana: A critical overview. In: Yoshida, M., Windley, B.F. & Dasgupta, S (eds.): Proterozoic East Gondwana: Supercontinent Assembly and Breakup. Geol. Soc. Lond., Spec. Publ., 206, 57-76.
  21. Jacobs, J. & Breitkreuz, C., 2003. Zircon and apatite fission-track thermochronology of Late Carboniferous volcanic rocks of the NE German Basin. Int. J. of Earth Sci., 92: 165-172. Abstract
  22. Jacobs, J., Klemd, R., Fanning, C.M., Bauer, W. & Colombo, F., 2002. Extensional collapse of the Late Neoproterozoic/Early Palaeozoic East African/Antarctic Orogen in central Dronning Maud Land. In: Yoshida, M., Windley, B.F. & Dasgupta, S (eds.): Proterozoic East Gondwana: Supercontinent Assembly and Breakup. Geol. Soc. Lond., Spec. Publ., 206: 271-287. Abstract
  23. Jacobs, J. & Thomas, R.J., 2002. A titanite fission-track profile across the SE Archean Kaapvaal craton and the Mesoproterozoic Natal Metamorphic Province, South Africa: evidence for differential cryptic Meso- to Neoproterozoic tectonism. J. Afr. Earth Sci., 33, 323-333. Abstract
  24. Jacobs, J. & Thomas, R.J., 2002. The Mozambique Belt from an East Antarctic perspective. In: Gamble, J. A.; Skinner, D. N. B.; Henrys, S. (eds.): Antarctica at the close of a millennium. Proceedings of the 8th International Symposium on Antarctic Earth Sciences. Royal Society of New Zealand Bulletin, 35, 3-18. Abstract
  25. Jacobs, J. & Bauer, W., 2001. Gjelsvikfjella, Mühlig-Hoffmann-Gebirge: Another piece of the East Antarctic Orogen? Z. dt. geol. Ges., 152, 249-259. Abstract
  26. Golynsky, A. & Jacobs, J. 2001. Grenville-age versus Pan-African magnetic anomaly imprints in western Dronning Maud Land, East Antarctica. J. Geology, 109, 136-142. Abstract
  27. Thomas, R.J., Jacobs, J. & Eglington, B.M., 2000. Geochemistry and isotopic evolution of the Mesoproterozoic Cape Meredith Complex, West Falkland. Geol. Magazin, 137, 537-553.
  28. Jacobs , J. & Lisker, F., 2000. Post-Permian tectono-thermal evolution of western Dronning Maud Land, E-Antarctica: an apatite fission-track approach. Antarctic Science, 11, 451-460. Abstract
  29. Jacobs, J., Hansen, B.T., Henjes-Kunst, F., Thomas, R.J., Weber, K., Armstrong, R.A. & Cornell, D.H., 1999. New age constraints on the Proterozoic/Lower Paleozoic evolution of Heimefrontfjella, East Antarctica, and its bearing on Rodinia/Gondwana correlations. Terra Antarctica, 6, 377-389. Abstract
  30. Jacobs, J., Thomas, R. J., Armstrong, R. A. & Henjes-Kunst, F., 1999. Age and thermal evolution of the Mesoproterozoic Cape Meredith Complex, West Falkland. Journal of the Geological Society, London, 156, 917-928. Abstract
  31. Jacobs, J., 1999. Neoproterozoic/Lower Paleozoic events in central Dronning Maud Land (East Antarctica). Gondwana Research, 2, 473-480. Abstract
  32. Wareham, C. D., Pankhurst, R. J., Thomas, R. J., Storey, B. C., Grantham, G. H., Jacobs, J. & Eglington, B. M., 1998. Pb, Nd and Sr isotopic mapping of Grenville-age crustal provinces in Rodinia. The Journal of Geology,106, 647-659.
  33. Thomas, R. J., Henjes-Kunst, F. & Jacobs, J., 1998. Pre-lamprophyre mafic dykes of the Cape Meredith Complex, West Falkland, Falkland Islands. Geological Magazine,135, 495-500. Abstract
  34. Jacobs, J., Fanning, C. M., Henjes-Kunst, F., Olesch, M. & Paech, H.-J., 1998. Continuation of the Mozambique Belt into East Antarctica: Grenville-age metamorphism and polyphase Pan-African high-grade events in central Dronning Maud Land. The Journal of Geology,106, 385-406. Abstract
  35. Wagner, G.A., Coyle, D.A., Duyster, J., Henjes-Kunst, F., Peterek, A., Schröder, B., Stöckert, B., Wemmer, K., Zulauf, G., Ahrendt, H., Bischoff, R., Hejl, E., Jacobs, J., Menzel, D., Nand Lal, Van den haute, P., Vercoutere, C. & Welzel, B., 1997. Postvariscan Tectono-thermic Evolution of the KTB-site and its Surroundings. J. Geophys. Res., 102 B, 18221-18232.
  36. Thomas, R. J., Jacobs, J. & Weber, K., 1997. Geology of the Mesoproterozoic Cape Meredith Complex, West Falkland. In: C. A. Ricci (ed.), The Antarctic Region: Geological evolution and processes, pp. 21-30, Terra Antarctica Publication, Siena. Abstract
  37. Jacobs, J., Falter, M., Weber, K. & Jeßberger, E. K., 1997. 40Ar-39Ar evidence for the structural evolution of the Heimefront Shear Zone (Western Dronning Maud Land), East Antarctica. In: C. A. Ricci (ed.), The Antarctic Region: Geological evolution and processes, pp. 37-44, Terra Antarctica Publication, Siena. Abstract
  38. Jacobs, J., Falter, M., Thomas, R.J., Kunz, J. & Jeßberger, E., 1997. 40Ar/39Ar age constraints on the structural evolution of the Mesoproterozoic Natal Metamorphic Province, SE Africa. Precambrian Research, 86, 71-92. Abstract
  39. Harley, S.L., Hensen, B.J. & Jacobs, J., 1997. Antarctica in the amalgamation of Gondwana, Introduction. In: C. A. Ricci (ed.), The Antarctic Region: Geological evolution and processes, pp. 3-4, Terra Antarctica Publication, Siena.
  40. Grantham, G. H., Storey, B. C., Thomas, R. J. & Jacobs, J., 1997. The pre-break-up position of Haag Nunataks within Gondwana: Possible correlations in Natal and Dronning Maud Land. In: C.A. Ricci (ed.), The Antarctic Region: Geological evolution and processes, pp. 13-20, Terra Antarctica Publication, Siena.
  41. Jacobs, J. & Thomas, R.J., 1996. Geologie des mesoproterozoischen Cape Meredith Complex, West Falkland. Z. geol. Wiss., 24, 599-610.
  42. Jacobs, J., Kaul, N. & Weber, K., 1996. Thermal rejuvenation, denudation and resedimentation along the continental margin of western Dronning Maud Land during break-up of Gondwana. In: Storey, B.C., King, E.C. & Livermore, R.A. (eds.), Weddell Sea Tectonics and Gondwana Break-up. Geol. Soc. Lond. Spec. Pub., 108, 191-199. Abstract
  43. Jacobs, J., Bauer, W., Spaeth, G., Thomas, R.J. & Weber, K., 1996. Lithology and structure of the Grenville-aged (~1.1 Ga) basement of Heimefrontfjella (East Antarctica). Geol. Rundsch., 85, 800-822. Abstract
  44. Jacobs, J. & Thomas, R.J., 1996. Pan-African rejuvenation of the 1.1 Ga Natal Metamorphic Province (South Africa). K-Ar muscovite and sphene fission track evidence. J. Geol. Soc. Lond., 153, 971-978. Abstract
  45. Jacobs, J., Ahrendt, H., Kreutzer, H. & Weber, K., 1995. K-Ar, 40Ar-39Ar and apatite fission track evidence for Neoproterozoic and Mesozoic basement rejuvenation events in the Heimefrontfjella and Mannfallknausane (East Antarctica). Precambrian Research, 75, 251-262.
  46. Jacobs, J. & Thomas, R.J. 1994. Oblique collision at 1.1 Ga along the southern margin of the Kaapvaal continent, SE Africa. Geol. Rundsch., 83, 322-333. Abstract
  47. Thomas, R.J., Cornell, D.H., Moore, J.M. & Jacobs, J., 1994. Crustal and metallogenic evolution of the Namqua-Natal metamorphic province, southern Africa. S. Afr. J. Geol., 97, 8-14.
  48. Jacobs, J., Thomas, R.J. & Weber, K., 1993. Accretion and indentation tectonics at the southern edge of the Kaapvaal craton during the Kibaran (Grenville) orogeny. Geology, 21, 203-206.
  49. Jacobs, J., Hejl, E., Van den haute, P. & Wagner, G.A., 1993. A preliminary tectono-thermal model for the KTB deduced from apatite, zircon and sphene fission-track analysis. KTB-Reports, 2/93, 125-128.
  50. Jacobs, J., Hejl, E., Wagner, G.A. & Weber, K., 1992. Apatite fission track evidence for contrasting thermal and uplift histories of metamorphic basement blocks in western Dronning Maud Land. In: Y. Yoshida, K. Kaminuma & K. Shiraishi (eds.). Recent Progress in Antarctic Earth Science. TERRAPUB, Tokyo, 323-330. Abstract
 
Last update:  08/2006