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2000 Publications

Armstrong, R.A. and Wilson, A.H. (2000) A SHRIMP U-Pb study of zircons from the layered sequence of the Great Dyke, Zimbabwe, and a granitoid anatectic dyke. Earth and Planetary Science Letters, 180:1-12.

Barth, A.P., Wooden, J.L., Coleman, D.S. and Fanning, C.M. (2000) Geochronology of the Proterozoic basement of southwesternmost North America, and the origin and evolution of the Mojave crustal province.  Tectonics, 19:616-629. 

Boger, S.D., Carson, C.J., Wilson, C.J.L. and Fanning, C.M. (2000) Neoproterozoic deformation in the Radok Lake region of the northern Prince Charles Mountains, east Antarctica; evidence for a single protracted orogenic event.   Precambrian Research, 104:1-24. 

Carson, C.J., Boger, S.D., Fanning, C.M., Wilson, C.J.L. and Thost, D. (2000) SHRIMP U-Pb geochronology from My Kirby, northern Prince Charles Mountians, East Antarctica.  Antarctic Science, 12(4):429-442.

de Kock, G.S., Eglington, B., Armstrong, R.A., Harmer R.E. and Walraven, F. (2000) U-Pb and Pb-Pb ages of the Naauwpoort Rhyolite, Kawakerup Leptite and Okongava Diorite; implications for the onset of rifting and of orogenesis in the Damara Belt, Namibia. .  In Miller, R.M., Henno Martin Memorial Volume, Communications of the Geological Survey of Namibia 12: 81-88.

de Waal, S.A. and Armstrong, R.A. (2000) The age of the Marble Hall diorite, its relationship to the Uitkomst Complex, and evidence for a new magma type associated with the Bushveld igneous event. South African Journal of Geology, 103(2):128-140.

Elworthy, T., Eglington, B.M., Armstrong, R.A. and Moyes, A.B. (2000) Rb-Sr isotope constraints on the timing of late to post-Archæan tectonometamorphism affecting the southeastern Kaapvaal Craton.  Journal of African Earth Sciences, 30:641-650. 

Evans, K.V., Aleinikoff, J.N., Obradovich, J.D. and Fanning, C.M.  (2000) SHRIMP U-Pb geochronology of volcanic rocks, Belt Supergroup, western Montana: evidence for rapid deposition of sedimentary strata.  Canadian Journal of Earth Sciences, 37:1287-1300.

Gibson, R.L., Reimold, W.U., Phillips, D. and Layer, P.W. (2000) ⁴⁰Ar/ ³⁹Ar constraints on the age of metamorphism in the Witwatersrand Supergroup, Vredefort Dome (South Africa).  South African Journal of Geology 103(3-4):175-190.

Goscombe, B., Armstrong, R. and Barton, J.M. (2000) Geology of the Chewore Inliers, Zimbabwe: constraining the Mesoproterozoic to Palaeozic evolution of the Zambezi Belt.  Journal of African Earth Sciences, 30:589-627.

Hallsworth, C.R., Morton, A.C., Claoué-Long, J and Fanning, C.M. (2000) Carboniferous sand provenance in the Pennine Basin, UK: constraints from heavy mineral and detrital zircon age data.  Sedimentary Geology 137:147-185.

Hoal, K.O., Hoal, B.G., Griffen, W.L. and Armstrong, R.A. (2000) Characterization of the age and nature of the lithosphere in the Tsumkwe region, Namibia.  In Miller, R.M., Henno Martin Memorial Volume, Communications of the Geological Survey of Namibia 12:21-28.

Jacob, R.E., Moore, J.M. and Armstrong, R.A. (2000)  Zircon and titanite age determinations from igneous rocks in the Karibib District, Namibia: implications for Navachab vein-style gold mineralization.  In Miller, R.M., Henno Martin Memorial Volume, Communications of the Geological Survey of Namibia 12:157-166.

Johnston, S.T., Gose, W.A., Thomas, R.J., Eglington, B.M. and Armstrong, R.A. (2000) New palaeomagnetic and age data from the southern Natal Belt, South Africa. In Kisters, A.F.M. and Thomas, R.J. (Eds) , Geocongress 2000; a new millennium on ancient crust; 27th Earth science congress of the Geological Society of South Africa, Journal of African Earth Sciences, 31(1A):35.

Kampunzu, A.B., Armstrong, R.A., Modisi, M.P. and Mapeo, R.B.M. (2000) Ion microprobe U-Pb ages on detrital zircon grains from the Ghanzi Group: implications for the identification of a Kibaran-age crust in northwest Botswana.  Journal of African Earth Sciences, 30:579-587.

Kent, A.J.R., Ashley, P.M. and Fanning, C.M. (2000) Metasomatic alteration associated with regional metamorphism: an example from the Willyama Supergroup, South Australia.  Lithos, 54:33-62.

Konzett, J. Armstrong, R.A., Günther, D. (2000) Modal metasomatism in the Kaapvaal craton lithosphere: constraints on timing and genesis from U-Pb zircon dating of metasomatized peridotites and MARID-type xenoliths. Contributions to Mineralogy and Petrology, 139(6):704-719.

Liati, A., Gebauer, D. and Fanning, M. (2000) U-Pb SHRIMP dating of zircon from the Novate granite (Bergell, Central Alps): evidence for Oligocene-Miocene magmatism, Jurassic/Cretaceous continental rifting and opening of the Valais trough.  Schweizerische Mineralogische und Petrographische Mitteilungen. 80:305-316.

Mapeo, R.B.M., Kampunzu, A.B. and Armstrong, R.A. (2000) Ages of detrital zircon grains from Neoproterozoic siliciclastic rocks in the Shakawe area: implications for the evolution of Proterozoic crust in northern Botswana. South African Journal of Geology, 103(2):156-161.

Morton, A.C., Humphreys, B., Manggai, G and Fanning, C.M. (2000) Provenance and correlation of Upper Jurassic and Lower Cretaceous reservoir sandstones in Papua New Guinea using heavy mineral analysis.  In  Buchanan, P.G., Grainge, A.M. and Thornton, R.C.N. (Eds). Papua New Guinea's Petroleum Industry in the 21^st Century: Proceedings of the Fourth PNG Petroleum Convention, Port Moresby, 187-203.

Pankhurst, R.J., Riley, T.R., Fanning, C.M. and Kelley, S.P. (2000) Episodic silicic volcanism in Patagonia and the Antarctic Peninsula: chronology of magmatism associated with the break-up of Gondwana.  Journal of Petrology, 41:605-625.

Phillips, D., Kiviets, G.B., Madav, M., Biddulph, M. (2000) Cainozoic volcanism of southern Africa. In: T.C. Partridge and R.R. Maud (Eds.) “The Cainozoic Geology of Southern Africa” Oxford University Press, 182-197.

Pimentel, M.M, Jost, H., Armstrong, R., Fuck, R.A., Junges, S.L. and Resende, M.G. (2000) Re-appraisal of the Santa Rita greenstone belt stratigraphy, central Brazil, based on new U-Pb SHRIMP age and Sm-Nd data of felsic metavolcanic rocks.  Revista Brasileira de Geociências, 30(1):157-160.

Pirajno, F., Phillips, D. and Armstrong, R.A. (2000) Volcanology and eruptive histories of the Erongo volcanic complex and the Paresis igneous complex, Namibia; implications for mineral deposit styles. In Miller, R.M., Henno Martin Memorial Volume, Communications of the Geological Survey of Namibia 12:301-312.

Reimold, W.U., Koeberl, C., Brandstätter, F., Kruger, F.J., Armstrong, R.A. and Bootsman, K. (2000) The Morokweng Impact Structure, South Africa: geological, petrographical, and isotopic results, and implications for the size of the structure. Proceedings of the Second International Conference on Large Meteorite Impacts and Planetary Evolution (Sudbury 1997). Eds. B.O. Dressler and V.L. Sharpton, Geological Society of America Special Paper.

Robb, L.J., Freeman, L.A. and Armstrong, R.A. (2000). Nature and longevity of hydrothermal fluid flow and mineralisation in granites of the Bushveld Complex, South Africa.  Transactions of the Royal Society Edinburgh: Earth Science, 91:259-282.

Scherstén, A., Årebäck, H., Cornell, D., Hoskin, P., Åberg, A. and Armstrong, R. (2000) Dating mafic-ultramafic intrusions by ion-microprobing contact-melt zircon: examples from SW Sweden.  Contributions to Mineralogy and Petrology, 139:115-125.

Teale, G.S. and Fanning, C.M.  (2000) The Portia - North Portia Cu-Au(-Mo) prospect, South Australia: timing of mineralisation, albitisation and origin of ore fluid. In Porter T.M. (Ed.), Hydrothermal Iron Oxide Copper-Gold & Related Deposits: A Global perspective Australian Mineral Foundation, Adelaide, 137-147.

Turniak, K, Mazur, S. and Wysoczanski, R.  (2000) SHRIMP zircon geochronology and geochemistry of the Orlica-Snieznik gneisses (Variscan belt of Central Europe) and their tectonic implications.  Geodinamica Acta, 13:293-312.