Major and Trace Element and Sr, Nd, Hf, and Pb Isotope Compositions of the Karoo Large Igneous Province, Botswana–Zimbabwe: Lithosphere vs Mantle Plume Contribution
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Albarède, 1997, The geochemical regimes of Piton de la Fournaise volcano (Réunion) during the last 530 000 years, Journal of Petrology, 38, 171, 10.1093/petroj/38.2.171
Allègre, 1988, A coherent crust–mantle model for the uranium–thorium–lead isotopic system, Chemical Geology, 70, 211, 10.1016/0009-2541(88)90094-0
Anderson, 1994, The sub-lithospheric mantle as the source of continental flood basalts; the case against the continental lithosphere and plume head reservoirs, Earth and Planetary Science Letters, 123, 269, 10.1016/0012-821X(94)90273-9
Anderson, 1992, Plume heads, continental lithosphere, flood basalts and tomography, Magmatism and the Causes of Continental Break-up, 99
Antonini, 1999, Enriched mantle–Dupal signature in the genesis of the Jurassic Ferrar tholeiites from Prince Albert Mountains (Victoria Land, Antarctica), Contributions to Mineralogy and Petrology, 136, 1, 10.1007/s004100050520
Arndt, 1992, The role of lithospheric mantle in continental flood volcanism; thermal and geochemical constraints, Journal of Geophysical Research, 97, 10967, 10.1029/92JB00564
Arndt, 1993, Mantle and crustal contributions to continental flood volcanism, Tectonophysics, 223, 39, 10.1016/0040-1951(93)90156-E
Bertrand, 1991, The Mesozoic tholeiitic province of Northwest Africa: a volcano-tectonic record of the early opening of Central Atlantic, Magmatism in extensional structural settings, 147, 10.1007/978-3-642-73966-8_7
Betton, 1979, Isotopic evidence for crustal contamination in the Karroo rhyolites of Swaziland, Earth and Planetary Science Letters, 45, 263, 10.1016/0012-821X(79)90128-6
Betton, 1984, Variations in the lead isotopic composition of the Karoo magmas, Petrogenesis of the Volcanic Rocks of the Karoo Province, 331
Blichert-Toft, 2001, On the Lu–Hf isotope geochemistry of chondrites and the evolution of the mantle–crust system, Geostandards Newsletter, 25, 41, 10.1111/j.1751-908X.2001.tb00786.x
Blichert-Toft, 1997, Separation of Hf and Lu for high-precision isotope analysis of rock samples by magnetic sector multiple collector ICP-MS, Contributions to Mineralogy and Petrology, 127, 248, 10.1007/s004100050278
Blichert-Toft, 1999, Hf isotopes evidence for pelagic sediments in the source of Hawaiian basalts, Science, 285, 879, 10.1126/science.285.5429.879
Blichert-Toft, 2005, Geochemical segmentation of the Mid-Atlantic Ridge north of Iceland and ridge–hot spot interaction in the North Atlantic, Geochemistry, Geophysics, Geosystems, 6, 10.1029/2004GC000788
Bohrson, 2001, Energy-constrained open-system magmatic processes II: Application of energy constrained assimilation–fractional crystallization (EC-AFC) model to magmatic systems, Journal of Petrology, 42, 1019, 10.1093/petrology/42.5.1019
Boynton, 1984, Geochemistry of the rare earth elements: meteorite studies, Rare Earth Element Ceochemistry, 63, 10.1016/B978-0-444-42148-7.50008-3
Brewer, 1996, Geochronology of Mesozoic tholeiitic magmatism in Antarctica: implications for the development of the failed Weddell Sea rift system, Weddell Sea Tectonics and Gondwana Break-up, 45
Bristow, 1984, Strontium isotope characterization of Karoo volcanic rocks, Petrogenesis of the Volcanic Rocks of the Karoo Province, 295
Burke, 1972, Plume generated triple junctions. Key indicators in applying plate tectonics to old rocks, Journal of Geology, 81, 403
Campbell, 1990, Implications of mantle plume structure for the evolution of flood basalts, Earth and Planetary Science Letters, 99, 79, 10.1016/0012-821X(90)90072-6
Carney, 1994, The geology of Botswana, Botswana Geological Survey Bulletin, 17, 113
Chavez Gomez, 2001, A Catalogue of Dykes from Aeromagnetic Surveys in Eastern and Southern Africa
Coltice, 2007, Global warming of the mantle at the origin of flood basalts over supercontinents, Geology, 10.1130/G23240A.1
Courtillot, 2003, On the ages of flood basalt events, Comptes Rendus Geosciences, 335, 113, 10.1016/S1631-0713(03)00006-3
Courtillot, 1999, On causal links between flood basalts and continental breakup, Earth and Planetary Science Letters, 166, 177, 10.1016/S0012-821X(98)00282-9
Cox, 1992, Karoo igneous activity, and the early stages of the break-up of Gondwanaland, Magmatism and the Causes of Continental Break-up, Special Publication of the Geological Society of London, 137
Cox, 1984, The Sabie River basalt formation of the Lebombo monocline and south-east Zimbabwe, 125
Cox, 1965, The geology of the Nuanetsi Igneous Province, Philosophical Transactions of the Royal Society of London, Series A, 257, 71, 10.1098/rsta.1965.0003
Cox, 1967, Geochemical and petrographical provinces in the Karoo basalts of southern Africa, American Mineralogist, 52, 1451
Douglass, 1999, Plume–ridge interactions of the Discovery and Shona with the southern Mid-Atlantic Ridge (45°–55°S), Journal of Geophysical Research, 104, 2941, 10.1029/98JB02642
Duncan, 1984, Regional geochemistry of the Karoo igneous province, Petrogenesis of the Volcanic Rocks of the Karoo Province., 355
Duncan, 1990, MORB-related dolerites associated with the final phases of Karoo flood basalt volcanism in southern Africa, Mafic Dykes and Emplacement Mechanisms, 119
Duncan, 1997, The timing and duration of the Karoo igneous event, southern Gondwana, Journal of Geophysical Research, 102, 18127, 10.1029/97JB00972
Eales, 1984, The Karoo igneous province: an introduction, Petrogenesis of the Volcanic Rocks of the Karoo Province, 1
Elburg, 1999, Sources for magmatism in central Sulawesi; geochemical and Sr-Nd-Pb isotopic constraints, Chemical Geology, 156, 67, 10.1016/S0009-2541(98)00175-2
Elburg, 2000, Age and geochemistry of Karoo dolerite dykes from northeast Botswana, Journal of African Earth Sciences, 31, 539, 10.1016/S0899-5362(00)80006-8
Ellam, 2006, New constraints on the petrogenesis of the Nuanetsi picrite basalts from Pb and Hf isotope data, Earth and Planetary Science Letters, 245, 153, 10.1016/j.epsl.2006.03.004
Ellam, 1989, A Proterozoic lithospheric source for Karoo magmatism: evidence from the Nuanetsi picrites, Earth and Planetary Science Letters, 92, 207, 10.1016/0012-821X(89)90047-2
Ellam, 1991, An interpretation of Karoo picrite basalts in terms of interaction between asthenospheric magmas and the mantle lithosphere, Earth and Planetary Science Letters, 105, 330, 10.1016/0012-821X(91)90141-4
Ellam, 1992, Evidence from Re–Os isotopes for plume–lithosphere mixing in Karoo flood basalt genesis, Nature, 359, 718, 10.1038/359718a0
Encarnacion, 1996, Synchronous emplacement of Ferrar and Karoo dolerites and the early breakup of Gondwana, Geology, 24, 535, 10.1130/0091-7613(1996)024<0535:SEOFAK>2.3.CO;2
Erlank, 1987, Evidence for mantle metasomatism in peridotite nodules of the Kimberley pipes, South Africa, Mantle Metasomatism, 221
Ernst, 2001, Large mafic magmatic events through time and links to mantle-plume heads, Mantle Plumes: their Identification Through Time, 352
Ewart, 2004, Petrology and geochemistry of Early Cretaceous bimodal continental flood volcanism of the NW Etendeka, Namibia. Part 1: Introduction, mafic lavas and re-evaluation of mantle source components, Journal of Petrology, 45, 59, 10.1093/petrology/egg083
Foley, 1987, The ultrapotassic rocks; characteristics, classification, and constraints for petrogenetic models, Earth-Science Reviews, 24, 81, 10.1016/0012-8252(87)90001-8
Gallagher, 1992, Dehydration melting and the generation of continental flood basalts, Nature, 358, 57, 10.1038/358057a0
Ghiorso, 1995, Chemical transfer in magmatic processes IV. A revised and internally consistent thermodynamic model for the interpolation and extrapolation of liquid–solid equilibria in magmatic systems at elevated temperatures and pressures, Contributions to Mineralogy and Petrology, 119, 197, 10.1007/BF00307281
Grégoire, 2003, Garnet lherzolites from the Kaapvaal Craton (South Africa): trace element evidence for a metasomatic history, Journal of Petrology, 44, 629, 10.1093/petrology/44.4.629
Griffin, 2003, The evolution of lithospheric mantle beneath the Kalahari Craton and its margins, Lithos, 71, 215, 10.1016/j.lithos.2003.07.006
Harmer, 1998, A deep mantle source for carbonatite magmatism: evidence from the nephelinites and carbonatites of the Buhera district, SE Zimbabwe, Earth and Planetary Science Letters, 158, 131, 10.1016/S0012-821X(98)00053-3
Harris, 1992, The production of large-volume, low-δ18O rhyolites during the rifting of Africa and Antarctica: the Lebombo monocline, southern Africa, Geochimica et Cosmochimica Acta, 56, 3561, 10.1016/0016-7037(92)90399-4
Hart, 1984, A large-scale isotope anomaly in the southern hemisphere mantle, Nature, 309, 753, 10.1038/309753a0
Hawkesworth, 1984, The role of continental lithosphere in the generation of the Karoo volcanic rocks: evidence from combined Nd- and Sr-isotope studies, Petrogenesis of the Volcanic Rocks of the Karoo Province, 13, 341
Hawkesworth, 1999, Mantle processes during Gondwana break-up and dispersal, Journal of African Earth Sciences, 28, 239, 10.1016/S0899-5362(99)00026-3
Hergt, 1991, The petrogenesis of Mesozoic Gondwana low-Ti flood basalts, Earth and Planetary Science Letters, 105, 134, 10.1016/0012-821X(91)90126-3
Hill, 1991, Starting plume and continental break-up, Earth and Planetary Science Letters, 104, 398, 10.1016/0012-821X(91)90218-7
Iacumin, 2003, Source mantle heterogeneity and its role in the genesis of Late Archaean–Proterozoic (2·7–1· 0 Ga) and Mesozoic (200 and 130 Ma) tholeiitic magmatism in the South American Platform, Earth-Science Reviews, 62, 365, 10.1016/S0012-8252(02)00163-0
James, 2001, Tectospheric structure beneath southern Africa, Geophysical Research Letters, 28, 2485, 10.1029/2000GL012578
Jones, 2001, Age of the Batoka basalts, northern Zimbabwe, and the duration of Karoo Large Igneous Province magmatism, Geochemistry, Geophysics, Geosystems, 2, 10.1029/2000GC000110
Jourdan, 2004, The Karoo triple junction questioned: evidence from 40Ar/39Ar Jurassic and Proterozoïc ages and geochemistry of the Okavango dyke swarm (Botswana), Earth and Planetary Science Letters, 222, 989, 10.1016/j.epsl.2004.03.017
Jourdan, 2005, The Karoo large igneous province: brevity, origin, and relation with mass extinction questioned by new 40Ar/39Ar age data, Geology, 33, 745, 10.1130/G21632.1
Jourdan, 2006, Basement control on dyke distribution in Large Igneous Provinces: case study of the Karoo triple junction, Earth and Planetary Science Letters, 241, 307, 10.1016/j.epsl.2005.10.003
Jourdan, 2007, From flood basalts to the onset of oceanisation: example from the 40Ar/39Ar high-resolution picture of the Karoo large igneous province, Geochemistry, Geophysics, Geosystems, 8, 10.1029/2006GC001392
Jourdan, Distinct brief major events in the Karoo large igneous province clarified by new 40Ar/39Ar ages on the Lesotho basalts, 10.1016/j.lithos.2007.03.002
Key, 2000, The 1998 edition of the National Geological Map of Botswana, Journal of African Earth Sciences, 30, 427, 10.1016/S0899-5362(00)00030-0
Le Bas, 1986, A chemical classification of volcanic rocks based on the total alkali–silica diagram, Journal of Petrology, 27, 745, 10.1093/petrology/27.3.745
Le Gall, 2002, 40Ar/39Ar geochronology and structural data from the giant Okavango and related mafic dyke swarms, Karoo igneous province, Botswana, Earth and Planetary Science Letters, 202, 595, 10.1016/S0012-821X(02)00763-X
Le Gall, 2005, The Okavango giant mafic dyke swarm (NE Botswana) and its structural significance within the Karoo Large Igneous Province, Journal of Structural Geology, 27, 2234, 10.1016/j.jsg.2005.07.004
Luttinen, 2000, Flood basalts of Vestfjella: Jurassic magmatism across an Archaean–Proterozoic lithospheric boundary in Dronning Maud Land, Antarctica, Journal of Petrology, 41, 1271, 10.1093/petrology/41.8.1271
Manhès, 1978, Comparative U–Th–Pb and Rb–Sr study of the Saint Séverin amphoterite: consequence for early solar system chronology, Earth and Planetary Science Letters, 39, 14, 10.1016/0012-821X(78)90137-1
Marsh, 1997, Stratigraphy and age of Karoo basalts of Lesotho and implications for correlation within the Karoo igneous province, Large Igneous Provinces: Continental, Oceanic and Planetary Flood Volcanism. Geophysical Monograph, American Geophysical Union, 100, 247
Marsh, 2002, Discussion “The geophysical mapping of Mesozoic dyke swarms in southern Africa and their origin in the disruption of Gondwana”, Journal of African Earth Sciences, 35, 525, 10.1016/S0899-5362(02)00156-2
McKenzie, 1991, Partial melt distribution from inversion of rare earth element concentrations, Journal of Petrology, 32, 1021, 10.1093/petrology/32.5.1021
Menzies, 1987, Metasomatic and enrichment processes in lithospheric peridotites, an effect of asthenosphere–lithosphere interaction, Mantle Metasomatism, 313
Molzahn, 1996, Os, Sr, Nd, Pb, O isotope and trace element data from the Ferrar flood basalts, Antarctica: evidence for an enriched subcontinental lithospheric source, Earth and Planetary Science Letters, 144, 529, 10.1016/S0012-821X(96)00178-1
Murphy, 2002, Lamproites from Gaussberg, Antarctica: possible transition zone melts of Archaean subducted sediments, Journal of Petrology, 43, 981, 10.1093/petrology/43.6.981
Murphy, 2003, A refined solution to the first terrestrial Pb-isotope paradox, Journal of Petrology, 44, 39, 10.1093/petrology/44.1.39
O’Brien, 1995, Strontium, neodymium, and lead isotopic evidence for the interaction of post-subduction asthenospheric potassic mafic magmas of the Highwood Mountains, Montana, USA, with ancient Wyoming craton lithospheric mantle, Geochimica et Cosmochimica Acta, 59, 4539, 10.1016/0016-7037(95)99266-J
Olafsson, 1983, Phase relations of amphibole-carbonate, and phlogopite-carbonate peridotite: petrologic constraints on the asthenosphere, Earth and Planetary Science Letters, 64, 305, 10.1016/0012-821X(83)90212-1
Olson, 1988, Plume formation and lithosphere erosion: a comparison of laboratory and numerical experiments, Journal of Geophysical Research, 93, 15065, 10.1029/JB093iB12p15065
Patchett, 1984, Hafnium/rare earth element fractionation in the sedimentary system and crustal recycling into the Earth's mantle, Earth and Planetary Science Letters, 69, 365, 10.1016/0012-821X(84)90195-X
Peate, 2003, The Prinsen af Wales Bjerge Formation lavas, East Greenland; the transition from tholeiitic to alkalic magmatism during Palaeogene continental break-up, Journal of Petrology, 44, 279, 10.1093/petrology/44.2.279
Puffer, 2001, Contrasting high field strength element contents of continental flood basalts from plume versus reactivated-arc sources, Geology, 28, 675, 10.1130/0091-7613(2001)029<0675:CHFSEC>2.0.CO;2
Ranganai, 2002, Gravity evidence for a larger Limpopo Belt in Southern Africa and geodynamic implications, Geophysical Journal International, 149, 9, 10.1046/j.1365-246X.2002.01703.x
Riley, 2003, Ultramafic lamprophyres of the Ferrar large igneous province: evidence for a HIMU mantle component, Lithos, 66, 63, 10.1016/S0024-4937(02)00213-X
Riley, 2004, U–Pb zircon (SHRIMP) ages for the Lebombo rhyolites, South Africa: refining the duration of Karoo volcanism, Journal of the Geological Society, London, 161, 547, 10.1144/0016-764903-181
Riley, 2005, Early–Middle Jurassic dolerite dykes from western Dronning Maud Land (Antarctica): identifying mantle sources in the Karoo large igneous province, Journal of Petrology, 46, 1489, 10.1093/petrology/egi023
Riley, 2006, Overlap of Karoo and Ferrar magma types in KwaZulu–Natal, South Africa, Journal of Petrology, 47, 541, 10.1093/petrology/egi085
Robinson, 1998, The depth of the spinel to garnet transition at the peridotite solidus, Earth and Planetary Science Letters, 164, 277, 10.1016/S0012-821X(98)00213-1
Saunders, 1992, Consequences of plume–lithosphere interactions, Magmatism and the Causes of Continental Break-up, 41
Schärer, 1991, Rapid continental crust formation at 1·7 Ga from a reservoir with chondritic isotope signatures, eastern Labrador, Earth and Planetary Science Letters, 102, 110, 10.1016/0012-821X(91)90002-Y
Scherer, 2001, Calibration of the lutetium–hafnium clock, Science, 293, 683, 10.1126/science.1061372
Shaw, 1967, Trace element fractionation during anatexis, Geochimica et Cosmochimica Acta, 34, 237, 10.1016/0016-7037(70)90009-8
Spera, 2001, Energy-constrained open-system magmatic processes I: General model and energy-constrained assimilation and fractional crystallization (EC-AFC) formulation, Journal of Petrology, 41, 999, 10.1093/petrology/42.5.999
Sun, 1980, Lead isotopic study of young volcanic rocks from mid-ocean ridges, ocean islands and island arcs, Philosophical Transctions of the Royal Society of London, Series A, 297, 409, 10.1098/rsta.1980.0224
Sun, 1989, Chemical and isotopic systematics of oceanic basalts: implication for mantle composition and processes, Magmatism in the Ocean Basins, 313
Sweeney, 1990, A possible link between Mesozoic lithospheric architecture and Gondwana flood basalts, Journal of African Earth Sciences, 10, 707, 10.1016/0899-5362(90)90037-F
Sweeney, 1991, The mantle origins of Karoo picrites, Earth and Planetary Science Letters, 107, 256, 10.1016/0012-821X(91)90075-S
Sweeney, 1994, Geochemistry and petrogenesis of Central Lebombo basalts from the Karoo Igneous Province, Journal of Petrology, 35, 95, 10.1093/petrology/35.1.95
Taylor, 1995, The geochemical evolution of the continental crust, Review of Geophysics, 33, 241, 10.1029/95RG00262
Turner, 1996, Mantle plumes, flood basalts and thermal models for melt generation beneath continents: Assessment of a conductive heating model and application to the Parana, Journal of Geophysical Research, 101, 11503, 10.1029/96JB00430
Upton, 2005, The Mesoproterozoic Zig-Zag Dal basalts and associated intrusions of eastern North Greenland: mantle plume–lithosphere interaction, Contributions to Mineralogy and Petrology, 149, 40, 10.1007/s00410-004-0634-7
Vervoort, 1999, Relationships between Lu–Hf and Sm–Nd isotopic systems in the global sedimentary system, Earth and Planetary Science Letters, 168, 79, 10.1016/S0012-821X(99)00047-3
Walter, 1998, Melting of garnet peridotite and the origin of komatiite and depleted lithosphere, Journal of Petrology, 39, 29, 10.1093/petroj/39.1.29
Watkeys, 2002, Development of the Lebombo rifted volcanic margin of southeast Africa, Volcanic Rifted Margin, 352, 29
White, 1989, Magmatism at rift zones: the generation of volcanic continental margins and flood basalts, Journal of Geophysical Research, 94, 7685, 10.1029/JB094iB06p07685
White, 1995, Mantle plumes and flood basalts, Journal of Geophysical Research, 100, 17543, 10.1029/95JB01585
Wigley R The geochemistry of the Karoo igneous volcanic and intrusive rocks of Botswana PhD thesis 1995 University of Cape Town 182
Woodhead, 2001, Hafnium isotope evidence for ‘conservative’ element mobility during subduction zone processes, Earth and Planetary Science Letters, 192, 331, 10.1016/S0012-821X(01)00453-8
Zhang, 2003, Early stages of Gondwana breakup: the 40Ar/39Ar geochronology of Jurassic basaltic rocks from western Dronning Maud Land, Antarctica, and implications for the timing of magmatic and hydrothermal events, Journal of Geophysical Research, 108, 2249, 10.1029/2001JB001070