SEARCH

SEARCH BY CITATION

References

  • Allsopp, H. L., J. W. Bristow, C. T. Logan, H. V. Eales, A. J. Erlank, Rb-Sr geochronology of three Karoo-related intrusive complexes, Petrogenesis of the Volcanic Rocks of the Karoo ProvinceA. J. Erlank, Spec. Publ. Geol. Soc. S. Afr., 13, 281287, 1984a.
  • Allsopp, H. L., W. I. Manton, J. W. Bristow, A. J. Erlank, Rb-Sr geochronology of Karoo felsic volcanics, Petrogenesis of the Volcanic Rocks of the Karoo ProvinceA. J. Erlank, Spec. Publ. Geol. Soc. S. Afr., 13, 273280, 1984b.
  • Arkell, W. J., Jurassic Geology of the World, 806, Oliver and Boyd, White Plains, N.Y., 1956.
  • Baksi, A. K., E. Farrar, 40Ar/39Ar dating of the Siberian Traps, USSR: Evaluation of the ages of the two major extinction events relative to episodes of flood-basalt Volcanism in the USSR and the Deccan Traps, India, Geology, 19, 461464, 1991.
  • Brewer, T. S., J. M. Hergt, C. J. Hawksworth, D. Rex, B. C. Storey, Coats Land dolerites and the generation of Antarctic continental flood basalts, Magmatism and the Causes of Continental Break-upB. C. Storey, T. Alabaster, R. J. Pankhurst, Geol. Soc. Spec. Publ., 68, 185208, 1992.
  • Coffin, M. F., O. Eldholm, Large igneous provinces: Crustal structure, dimensions and external consequences, Rev. Geophys., 32, 136, 1994.
  • Courtillot, V., J. Besse, D. Vandamme, R. Montigny, J. J. Jaeger, H. Capetta, Deccan flood basalts at the Cretaceous/Tertiary boundary?, Earth Planet. Sci. Lett., 80, 361374, 1986.
  • Courtillot, V., G. Feraud, H. Maluski, D. Vandamme, M. G. Moreau, J. Besse, Deccan flood basalts and the Cretaceous/Tertiary boundary, Nature, 333, 843846, 1988.
  • Cox, K. G., Flood basalts, subduction and the break-up of Gondwanaland, Nature, 274, 4749, 1978.
  • Cox, K. G., The Karoo Province, Continental Flood BasaltsJ. D. Macdougall, 239271, Kluwer Acad., Norwell, Mass., 1988.
  • Cox, K. G., Karoo igneous activity, and the early stages of the breakup of Gondwana, Magmatism and the Causes of Continental BreakupB. C. Storey, et al., Geol. Soc. Spec. Publ., 68, 137148, 1992.
  • Cox, K. G., J. W. Bristow, The Sabie River Basalt Formation of the Lebombo Monocline and South-east Zimbabwe, Petrogenesis of the Volcanic Rocks of the Karoo ProvinceA. J. Erlank, Spec. Publ. Geol. Soc. S. Afr., 13, 125147, 1984.
  • Dalrymple, G. B., E. C. Alexander Jr., M. A. Lanphere, G. P. Kraker, Irradiation of samples for 40Ar/39Ar dating using the Geological Survey TRIGA reactor, U.S. Geol. Surv. Prof Pap.1176, 55, 1981.
  • Duncan, R. A., L. G. Hogan, Radiometric dating of young MORB using the 40Ar-39Ar incremental heating method., Geophys. Res. Lett., 21, 19271930, 1994.
  • Duncan, R. A., D. G. Pyle, Rapid eruption of the Deccan flood basalts at the Cretaceous/Tertiary boundary, Nature, 333, 841843, 1988.
  • Duncan, R. A., M. A. Richards, Hotspots, mantle plumes, flood basalts, and true polar wander, Rev. Geophys., 29, 3150, 1991.
  • Eales, H. V., J. S. Marsh, K. G. Cox, The Karoo igneous province.: An introduction, Petrogenesis of the Volcanic Rocks of the Karoo ProvinceA. J. Erlank, Spec. Publ. Geol. Soc. S. Afr., 13, 126, 1984.
  • Encarnacion, J., T. H. Fleming, D. H. Elliot, H. V. Eales, Synchronous emplacement of Ferrar and Karoo dolerites and the early breakup of Gondwana, Geology, 24, 535538, 1996.
  • , Petrogenesis of the Volcanic Rocks of the Karoo Province, Spec. Publ. Geol. Soc. S. Afr.A. J. Erlank, 13, 395, 1984.
  • Fitch, F. J., J. A. Miller, Dating of Karoo igneous rocks by the conventional K-Ar and 40Ar/39Ar age spectrum methods, Petrogenesis of the Volcanic Rocks of the Karoo ProvinceA. J. Erlank, Spec. Publ. Geol. Soc. S. Afr., 13, 247266, 1984.
  • Foland, K. A., T. H. Fleming, A. Heimann, D. H. Elliot, Potassium-argon dating of fine-grained basalts with massive Ar-loss: Application of the 40Ar/39Ar technique to plagioclase and glass from the Kirkpatrick Basalt, Antarctica, Chem. Geol., 107, 173190, 1993.
  • Gerschutz, S., I. Stanistreet, H. Stollhofen, V. Lorenz, Karoo flood basalts and interleaved lake sediments of the Mariental area, NamibiaCentennial GeocongressGeol. Soc. S. Afr.Johannesburg, 1995.
  • Gidskehaug, A., K. M. Creer, J. G. Mitchell, Palaeomagnetism and K-Ar ages of the south-west African basalts and their bearing on the time of initial rifting of the South Atlantic Ocean, Geophys. J.R. Astron. Soc., 42, 120, 1975.
  • Gradstein, F. M., F. P. Agterberg, J. G. Ogg, J. Hardenbol, P. vanGeen, J. Thierry, Z. Huang, A Mesozoic time scale, J. Geophys. Res., 99, 24,05124,074, 1994.
  • Griffiths, R. W., I. H. Campbell, Stirring and structure in mantle plumes, Earth Planet. Sci. Lett., 99, 6678, 1990.
  • Grunow, A. M., D. V. Kent, I. W. D. Dalziel, New paleomagnetic data from Thurston Island and their implications for the tectonics of West Antarctica, J. Geophys. Res., 96, 17,93717,954, 1991.
  • Hargraves, R. B., J. Rehacek, P. R. Hooper, Paleomagnetism of the Karoo igneous rocks in South Africa, S. Afr. J. Geol., 100, 1997.
  • Harris, C., J. S. Marsh, A. R. Duncan, A. J. Erlank, The petrology of the Kirwan Basalts of Dronning Maud Land, Antarctica, J. Petrol., 31, 341369, 1990.
  • Heimann, A., T. H. Fleming, D. H. Elliot, K. A. Foland, A short interval of Jurassic continental flood basalt volcanism in Antarctica as demonstrated by 40Ar/39Ar geochronology, Earth Planet. Sci. Lett., 121, 1941, 1994.
  • Henthorn, D. I., The magnetostratigraphy of the Lebombo Group along the Oliphants River, Kruger National Park, Ann. Geol. Surv. S. Afr., 15, 110, 1981.
  • Hooper, P. R., J. Rehacek, R. A. Duncan, J. S. Marsh, A. R. Duncan, The basalts of the Lesotho, Karoo Province, southern Africa, Eos Trans. AGU, 7443, Fall Meet. Suppl, 553, 1993.
  • Kamo, S. L., G. K. Czamanske, T. E. Krogh, A minimum U-Pb age for Siberian flood-basalt volcanism, Geochim. Cosmochim. Acta, 60, 35053511, 1996.
  • Lanphere, M. A., G. B. Dalrymple, Identification of excess 40Ar by the 40Ar/39Ar age spectrum technique, Earth Planet. Sci. Lett., 32, 141148, 1976.
  • Larson, R. L., Latest pulse of Earth: Evidence for a mid-Cretaceous superplume, Geology, 19, 547550, 1991.
  • Mahoney, J. J., M. Storey, R. A. Duncan, K. J. Spencer, M. Pringle, Geochemistry and age of the Ontong Java Plateau, The Mesozoic Pacific: Geology, Tectonics, and Volcanism, Geophys. Monogr. Ser., 77M. Pringle, et al., 233261, AGU, Washington, D.C., 1993.
  • Marsh, J. S., H. V. Eales, The chemistry and petrogenesis of igneous rocks of the Karoo central area, southern Africa, Petrogenesis of the Volcanic Rocks of the Karoo ProvinceA. J. Erlank, Spec. Publ. Geol. Soc. S. Afr., 13, 2768, 1984.
  • Marsh, J. S., P. R. Hooper, J. Rehacek, R. A. Duncan, andA. R. Duncan, Stratigraphy and age of Karoo basalts of Lesotho and implications for correlations within the Karoo Igneous Province, inLarge Igneous Provinces, Geophys. Monogr. Ser. edited byJ. J. Mahoney, andM. Coffin, AGU,Washington, D.C., in press,1997.
  • McDougall, I., T. M. Harrison, Geochronology and Thermochronology by the 40Ar/39Ar Method, Oxford University Press, New York, 1988.
  • Mcintosh, W. C., P. R. Kyle, J. F. Sutter, Paleomagnetic results from the Kirkpatrick Basalt Group, Mesa Range, north Victoria Land, Geological Investigations in Northern Victoria Land, Antarct. Res. Ser., 46E. Stump, 289302, AGU, Washington, D. C., 1986.
  • Minor, D. R., S. B. Mukasa, A new U-Pb crystallization age and isotope geochemistry of the Dufek layered mafic intrusion: Implications for formation of the Ferrar volcanic province, Eos Trans. AGU, 7617, Spring Meet. Suppl., S285, 1995.
  • Morgan, W. J., Hotspot tracks and the opening of the Atlantic and Indian oceans, The Sea, , 7C. Emiliani, 443475, Wiley Interscience, New York, 1981.
  • Mortimer, N., D. Parkinson, J. I. Raine, C. J. Adams, I. J. Graham, P. J. Oliver, K. Palmer, Ferrar magmatic province rocks discovered in New Zealand: Implications for Mesozoic Gondwana geology, Geology, 23, 185188, 1995.
  • O'Connor, J. M., A. P. le Roex, South Atlantic hot spot-plume systems, 1, Distribution of volcanism in space and time, Earth Planet. Sci Lett., 113, 343364, 1992.
  • Pringle, M. S., Age progressive volcanism in the Musicians Seamounts: a test of the hot-spot hypothesis for the Late Cretaceous Pacific, The Mesozoic Pacific: Geology, Tectonics, and Volcanism, Geophys. Monogr. Ser., 77M. S. Pringle, et al., 187215, AGU, Washington, D.C., 1993.
  • Rampino, M. R., R. B. Stothers, Flood basalt volcanism during the last 250 million years, Science, 241, 663667, 1988.
  • Rehacek, J., Chemical and paleomagnetic stratigraphy of basalts in northern Lesotho, Karoo Province, Ph.D. thesis, 299 pp.,Wash. State Univ.Pullman,1995.
  • Renne, P. R., A. R. Basu, Rapid eruption of the Siberian Traps flood basalts at the Permo-Triassic boundary, Science, 253, 176179, 1991.
  • Renne, P. R., M. Ernesto, I. G. Pacca, R. S. Coe, J. M. Glen, M. Prevot, M. Perrin, The age of Parana flood volcanism, rifting of Gondwanaland, and the Jurassic-Cretaceous boundary, Science, 258, 975979, 1992.
  • Renne, P. R., A. L. Deino, R. C. Walter, B. D. Turrin, C. C. Swisher, T. A. Becker, G. H. Curtis, W. D. Sharp, A.-R. Jaouni, Intercalibration of astronomical and radioisotopic time, Geology, 22, 783786, 1994.
  • Renne, P. R., Z. C. Zhang, M. A. Richards, M. T. Black, A. R. Basu, Synchrony and causal relations between Permian-Triassic boundary crises and Siberian flood volcanism, Science, 269, 14131416, 1995.
  • Richards, M. A., R. A. Duncan, V. E. Courtillot, Flood basalts, and hotspot tracks: Plume heads and tails, Science, 246, 103107, 1989.
  • Richardson, S. H., Sr, Nd, and O isotope variation in an extensive Karoo dolerite sheet, southern Namibia, Petrogenesis of the Volcanic Rocks of the Karoo ProvinceA. J. Erlank, Spec. Publ. Geol. Soc. S. Afr., 13, 289294, 1984.
  • Siedner, G., J. G. Miller, Episodic Mesozoic volcanism in Namibia and Brazil: A K-Ar isochron study bearing on the opening of the South Atlantic, Earth Planet. Sci. Lett., 30, 292302, 1976.
  • Sinton, C. W., R. A. Duncan, 40Ar-39Ar ages of lavas for the southeast Greenland margin, ODP Leg 152, and the Rockall Plateau, DSDP Leg 81, Proc. ODP, Sci. Results, 152, Ocean Drilling Program, College Station, TX, 1997.
  • Sinton, C. W., R. A. Duncan, P. Denyer, The Nicoya Peninsula, Costa Rica: A single suite of Caribbean oceanic plateau magmas, Geophys. Res., 1997.
  • Stein, M., A. W. Hofmann, Mantle plumes and episodic continental growth, Nature, 372, 6368, 1994.
  • Storey, B. C., The role of mantle plumes in continental breakup: Case histories from Gondwana, Nature, 377, 301308, 1995.
  • , Magmatism and the Causes of Continental Break-up, Geol. Soc. Spec. Publ., 68B. C. Storey, T. Alabaster, R. J. Pankhurst, and , 1992.
  • Sweeney, R. J., Geochemistry of the Sable River Basalt Formation in the central Lebombo, Karoo Igneous Province, Ph.D. thesis, 309 pp.,Univ. of Cape Town,South Africa,1988.
  • Sweeney, R. J., A. R. Duncan, A. J. Erlank, Geochemistry and petrogenesis of central Lebombo basalts of the Karoo Igneous Province, J. Petrol., 35, 95125, 1994.
  • Walker, D. A., I. McDougall, 40Ar/39Ar and K-Ar dating of altered glassy volcanic rocks: The Dabi volcanics, Geochim. Cosmochim. Acta, 46, 21812190, 1982.
  • Walker, F., A. Poldevaart, Karoo dolerites of the Union of South Africa, Geol. Soc. Am. Bull., 60, 591706, 1949.
  • Walker, G. P. L., Compound and simple lava flows and flood basalts, Bull. Volcanol., 35, 579590, 1970.
  • White, R. S., D. McKenzie, Magmatism at rift zones: The generation of volcanic continental margins and flood basalts, J. Geophys. Res., 94, 76857729, 1989.