Geochemistry and petrogenesis of tholeiitic intrusions of possible Bushveld-age in the Vredefort Dome, South Africa

Journal of African Earth Sciences

Volumn 45, Issue 2, 2006, Pages 213-235

  Coetzee, M S ^a   Beukes, G J ^b   de Bruiyn, H ^b   Bisschoff, A A ^c  

^a NORTH WEST UNIVERSITY   (South Africa)

^b UNIVERSITY OF THE FREE STATE   (South Africa)

^c NONE   (South Africa)

Author keywords

Bushveld magmatic event; Siliceous high MgO mafic intrusions; Tholeiitic intrusions; Vredefort dome

Indexed keywords

IGNEOUS GEOCHEMISTRY; IGNEOUS INTRUSION; MAGMA CHEMISTRY; MANTLE CHEMISTRY; PETROGENESIS; THOLEIITE;

AFRICA; BUSHVELD COMPLEX; FREE STATE; SOUTH AFRICA; SOUTHERN AFRICA; SUB-SAHARAN AFRICA; VREDEFORT DOME;

EID: 33746993709     PISSN: 08995362     EISSN: 1464343X     Source Type: Journal    
DOI: 10.1016/j.jafrearsci.2006.03.001     Document Type: Article

References (106)

1. Armstrong R.A., Compston W., Retief E.A., Williams L.S., and Welk H.J. Zircon ion microprobe studies bearing on the age and evolution of the Witwatersrand Basin. Precambrian Research 53 (1991) 243-266
2. Barker D.S. Igneous Rocks (1983), Prentice-Hall, Englewood Cliffs, NJ 417pp
3. Bate, M.D., 1995. Petrology of the Annas Rust dolerite sill, Vredefort structure. M.Sc. thesis, Potchefstroom University for Christian Higher Education, Potchefstroom, 120pp (unpublished).
4. Beccaluva L., and Serri G. Boninitic and low-Ti subduction-related lavas from intra-oceanic arc-back arc systems and low-Ti ophiolites: a reappraisal of their petrogenesis and original tectonic setting. Tectonophysics 146 (1988) 291-315
5. Bedini R.M., Bodinier J.-L., Dautria J.-M., and Morten L. Evolution of LILE-enriched small melt fractions in the lithospheric mantle: a case study from the East African Rift. Earth and Planetary Science Letters 153 (1997) 67-83
6. Bisschoff, A.A., 1969. The petrology of the igneous and the metamorphic rocks in the Vredefort Dome and the adjoining parts of the Potchefstroom syncline. D.Sc. thesis, University of Pretoria, 243pp (unpublished).
7. Bisschoff A.A. Tholeiitic intrusions in the Vredefort Dome. Transactions of the Geological Society of South Africa 75 (1972) 23-30
8. Bisschoff A.A. The dioritic rocks of the Vredefort Dome. Transactions of the Geological Society of South Africa 75 (1972) 31-45
9. Bisschoff A.A. The petrology of some mafic and peralkaline intrusions in the Vredefort Dome, South Africa. Transactions of the Geological Society of South Africa 76 (1973) 27-45
10. Bisschoff A.A. The Vredefort Dome: Meteorite impact?. Excursion Guide, Excursion B: Vredefort and Western Transvaal, 20th Geological Congress (1984), Geological Society of South Africa, Potchefstroom University for Christian Higher Education, Potchefstroom 1-16
11. Bisschoff A.A. The history and origin of the Vredefort Dome. Suid Afrikaanse Tydskrif vir Wetenskap 84 (1988) 413-417
12. Bisschoff, A.A., 1999. The geology of the Vredefort Dome. Explanation of geological sheets 2627CA, CB, CC, CD, DA, DC, 2727AA, AB, BA (1:50000). Council for Geoscience, Pretoria, 49pp.
13. Boyd F.R. High- and low temperature garnet peridotite xenoliths and their possible relation to the lithosphere-astenosphere boundary beneath southern Africa. In: Nixon P.H. (Ed). Mantle Xenoliths (1987), Wiley, New York 403-412
14. Boyd F.R., Pokhilenko N.P., Pearson D.G., Mertzman S.A., Sobolev N.V., and Finger L.W. Composition of the Siberian cratonic mantle: evidence from Udachnaya peridotite xenoliths. Contributions to Mineralogy and Petrology 128 (1997) 228-246
15. Boynton W.V. Cosmochemistry of the rare earth elements: meteorite studies. In: Henderson P. (Ed). Rare Earth Element Geochemistry (1984), Elsevier, Amsterdam 63-114
16. Bryan W.B., Finger L.W., and Chayes F. Estimating proportions in petrologic mixing equations by least squares approximation. Science 163 (1969) 926-927
17. Buick I.S., Maas R., and Gibson R. Precise U-Pb titanite age contraints on the emplacement of the Bushveld Complex, South Africa. Journal of the Geological Society 158 (2001) 3-6
18. Cameron W.E., Nisbet E.G., and Dietrich V.J. Boninites, komatiites and ophiolitic basalts. Nature 280 (1979) 550-553
19. Cameron W.E., McCulloch M.T., and Walker D.A. Boninite petrogenesis: chemical and Nd-Sr isotopic constraints. Earth and Planetary Science Letters 65 (1983) 75-89
20. Campbell I.H. A study of macro-rhythmic layering and cumulate processes in the Jimberlana intrusion. Journal of Petrology 18 (1977) 183-215
21. Chai C., and Naldrett A.J. The Jinchuan ultramafic intrusion: cumulate of a high-Mg basaltic magma. Journal of Petrology 33 (1992) 277-303
22. Clarke D. NewPet - Shareware (1987-1993), Centre for Earth Resources Research, Memorial University of Newfoundland
23. Coetzee, M.S., 2001. 'n Petrologies-geochemiese ondersoek van ultramafies-mafiese indringings in die kraag- en kerngesteentes van die Vredefortstruktuur [A petrological-geochemical investigation of ultramafic-mafic intrusions in the collar and core rocks of the Vredefort structure]. Ph.D. thesis, University of the Free State, Bloemfontein, South Africa, 333pp (in Afrikaans, unpublished).
24. Coetzee H., and Kruger F.J. The geochronology, Sr- and Pb-isotope geochemistry of the Losberg Complex, and the southern limit of Bushveld Complex magmatism. South African Journal of Geology 92 (1989) 37-41
25. Coetzee M.S., Bate M.D., and Elsenbroek J.H. Flow differentiation - an explanation for the origin and distribution of plagioclase glomerocrysts in the Annas Rust dolerite sill, Vredefort Dome. South African Journal of Geology 98 (1995) 276-286
26. Condie K.C., Bobrow D.J., and Card K.D. Geochemistry of Precambrian mafic dykes from the Southern Superior Province of the Canadian Shield. In: Halls H.C., and Fahrig W.F. (Eds). Mafic Dyke Swarms. Geological Association of Canada Special Paper 34 (1987) 95-108
27. Crawford A.J., Beccaluva L., and Serri G. Tectono-magmatic evolution of the West Philippine-Mariana region and the origin of boninites. Earth and Planetary Science Letters 54 (1981) 346-356
28. Crawford A.J., Falloon T.J., and Green D.H. Classification, petrogenesis and tectonic setting of boninites. In: Crawford A.J. (Ed). Boninites (1989), Unwin Hyman, London 1-49
29. Czamanske, G.K., Zientek, M.L., 1985. Stillwater Complex. Special Publication Montana Bureau of Mines and Geology, vol. 92, 269pp.
30. De Bruiyn H., Schoch A.E., Van der Westhuizen W.A., and Myburgh C.A. Picrite from the Katse area, Lesotho: evidence for flow differentiation. Journal of African Earth Sciences 31 (2000) 657-668
31. De Waal S.A., and Armstrong R.A. 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 (2000) 128-140
32. Dietz R.S. Vredefort Ring Structure: meteorite impact scar?. Journal of Geology 67 (1961) 499-516
33. Duncan R.A., and Green D.H. Role of multistage melting in the formation of oceanic crust. Geology 8 (1980) 22-26
34. Duncumb P., and Reed S.J.B. The calculation of stopping power and backscatter effects in electron probe micro-analysis. United States NBS Special Publication 298 (1968) 35-154
35. Falloon T.J., and Green D.H. Anhydrous partial melting of peridotite from 8 to 35 kbars and the petrogenesis of MORB. Journal of Petrology, Special Lithosphere Issue (1988) 379-444
36. Falloon T.J., Green D.H., Hatton C.J., and Harris K.L. Anhydrous melting of a fertile and depleted peridotite from 2 to 30 kb and application to basalt petrogenesis. Journal of Petrology 29 (1988) 1257-1282
37. Falloon T.J., Green D.H., and McCulloch M.T. Petrogenesis of high-Mg and associated lavas from the north Tonga Trench. In: Crawford A.J. (Ed). Boninites (1989), Unwin Hyman, London 357-395
38. Ferguson J., and Fripp R.E.P. Differentiation of the Losberg Intrusion, Fochville, Transvaal. Transactions of the Geological Society of South Africa 74 (1971) 25-31
39. Gibson, R.L., Reimold, W.U., 2001. The Vredefort Impacy Structure, South Africa. Memoir 92, Council for Geoscience, South Africa, 111pp.
40. Gibson R.L., Reimold U.W., and Stevens G. Thermal-metamorphic signature of an impact event in the Vredefort dome, South Africa. Geology 26 (1998) 787-790
41. Govindaraju K. Compilation of working values and sample description for 383 Geostandards. Geostandards Newsletter 18 Special Issue (1994) 1-158
42. Graham I.T., De Waal S.A., and Armstrong R.A. New U-Pb SHRIMP zircon age for the Schurwedraai alkali granite: Implications for pre-impact development of the Vredefort Dome and extent of Bushveld magmatism, South Africa. Journal of African Earth Sciences 31 (2005) 537-548
43. Grant N.K., and Molling P.A. A strontium isotope and trace element profile through the Partridge River troctolite, Duluth Complex, Minnesota. Contributions to Mineralogy and Petrology 77 (1981) 296-305
44. Green, D.H., Falloon, T.J., Taylor, W.R., 1987. Mantle derived magmas - role of variable source peridotite and variable C-H-O fluid compositions. In: Mysen, B.O. (Ed.), Magmatic Processes: Physico-Chemical Principles, Geochemical Society Special Publication, vol. 1, pp. 139-154.
45. Grieve R.A.F., and Therriault A. Vredefort, Sudbury, Chicxulub; three of a kind. Annual Review of Earth and Planetary Sciences 28 (2000) 305-338
46. Hall R.P., and Hughes D.J. Noritic dykes of southern West Greenland: early Proterozoic boninitic magmatism. Contributions to Mineralogy and Petrology 97 (1987) 169-182
47. Hall R.P., and Hughes D.J. Noritic magmatism. In: Hall R.P., and Hughes D.J. (Eds). Early Precambrian Basic Magmatism (1990), Blackie, London 83-110
48. Hall A.L., and Molengraaff G.A.F. The Vredefort Mountain Land in southern Transvaal and northern Orange Free State. Verhandelingen der koninklijke Akademie van Wetenschappen 24 (1925) 1-183
49. Hall R.P., Hughes D.J., and Friend R.L. Geochemical evolution and unusual pyroxene chemistry of the MD tholeiite dyke swarm from the Archaean craton of Southern West Greenland. Journal of Petrology 26 (1985) 253-282
50. Hall R.P., Hughes D.J., and Joyner L. Fe-enrichment in tholeiitic pyroxenes: complex two-pyroxene assemblages in Mesozoic dolerites, southern Tasmania. Geological Magazine 125 (1988) 573-582
51. Harmer R.E., and Sharpe M.R. Field relations and strontium isotope systematics of the marginal rocks of the eastern Bushveld Complex. Economic Geology 80 (1985) 813-837
52. Hatton C.J., and Sharpe M.R. Significance and origin of boninite-like rocks associated with the Bushveld Complex. In: Crawford A.J. (Ed). Boninites (1989), Unwin Hyman, London 174-207
53. Hegner E., Kröner A., and Hofmann A.W. Age and isotopic geochemistry of the Archaean Pongola and Usushwana suites in Swaziland, southern Africa: a case for crustal contamination of mantle derived magma. Earth and Planetary Science Letters 70 (1984) 267-279
54. Heinrich K.F.J. Advances in X-Ray Micro-Analysis 11 (1968), Plenum Press, New York 40pp
55. Henkel H., and Reimold W.U. Integrated Geophysical modelling of a gaint, complex impact structure: anatomy of the Vredefort Structure, South Africa. Tectonophysics 287 (1998) 1-20
56. Hergt J.M., Peate D.W., and Hawkesworth C.J. The petrogenesis of Mesozoic Gondwana low-Ti flood basalts. Earth and Planetary Science Letters 105 (1991) 134-148
57. Hess P.C. Origin of Igneous Rocks (1989), Harvard University Press, Cambridge pp. 336
58. Hickey R.L., and Frey F.A. Geochemical characteristics of boninite series volcanics: implications for their source. Geochimica et Cosmochimica Acta 46 (1982) 2099-2115
59. Hoek J.D., and Seitz H.-M. Continental mafic dyke swarms as tectonic indicators: an example from the Vestfold Hills, East Antarctica. Precambrian Research 75 (1995) 121-139
60. Hutchison C.S. Laboratory Handbook of Petrographic Techniques (1974), Wiley, New York pp. 527
61. Jackson, M.C., Reimold, W.U., Colliston, W.P., 1992. Petrology of subalkaline mafic-ultramafic intrusives in the core and collar of the Vredefort Dome. Abstracts, Geocongress'92, Geological Society of South Africa, Bloemfontein, pp. 213-215.
62. Jensen, L.S., 1976. A new cation plot for classifying subalkalic volcanic rocks. Ontario Division of Mines, Miscellaneous Paper, 66.
63. Jensen L.S., and Pyke D.R. Komatiites in the Ontario portion of Abitibi belt. In: Arndt N.T., and Nisbet E.G. (Eds). Komatiites (1982), Unwin, London 147-157
64. Kamo S., Reimold W.U., Krogh T.E., and Colliston W.P. A 2.023 Ga age for the Vredefort impact event, and a first report of shock metamorphosed zircons in the pseudotachylitic breccias and granophyre. Earth and Planetary Science Letters 144 (1996) 369-388
65. Kelemen P.B., Shimizu N., and Salters V.J.M. Extraction of mid-ocean-ridge basalt from the upwelling mantle by focused flow of melt in dunite channels. Nature 375 (1995) 747-753
66. Kuehner S.M. Petrology and geochemistry of early Proterozoic high-Mg dykes from the Vestfold Hills, Antarctica. In: Crawford A.J. (Ed). Boninites (1989), Unwin Hyman, London 208-231
67. Kushiro I. Determination of liquidus relations in synthetic silicate systems with electron probe analysis: the system forsterite-diopside-silica at 1 atmosphere. American Mineralogist 57 (1972) 1260-1271
68. In: Le Maitre R.W. (Ed). A Classification of Igneous Rocks and Glossary of Terms (1989), Blackwell, London 193
69. Le Roex A.P., Späth A., and Zartman R.E. Lithospheric thickness beneath the southern Kenya rift: implications from basalt geochemistry. Contributions to Mineralogy and Petrology 142 (2001) 89-106
70. Lightfoot P.C., Naldrett A.J., and Hawkesworth C.J. The geology and geochemistry of the Waterfall Gorge Section of the Insizwa Complex with particular reference to the origin of the nickel sulfide deposits. Economic Geology 79 (1984) 1857-1879
71. Maier W.D., Arndt N.T., and Curl E.A. Progressive crustal contamination of the Bushveld Complex: evidence from Nd isotopic analyses of the cumulate rocks. Contributions to Mineralogy and Petrology 140 (2000) 316-327
72. McCarthy T.S., McCallum K., Myers R.E., and Linton P. Stress states along the northern margin of the Witwatersrand Basin during Klipriviersberg Group volcanism. South African Journal of Geology 93 (1990) 245-260
73. Mortimer G.E., Cooper J.A., and Oliver R.L. Proterozoic mafic dykes near Port Lincoln, South Australia: Composition, age and origin. Australian Journal of Earth Science 35 (1988) 93-110
74. Nel L.T. The geology of the country around Vredefort - an explanation of the geological map. Special Publication, Geological Survey of South Africa 6 (1927) 134
75. Niu Y. Mantle melting and melt extraction processes beneath ocean ridges: evidence from abyssal peridotites. Journal of Petrology 38 (1997) 1047-1074
76. Nixon P.H. Kimberlitic xenoliths and their cratonic setting. In: Nixon P.H. (Ed). Mantle Xenoliths (1987), Wiley, New York 215-239
77. Nixon P.H., Rogers N.W., Gibson I.L., and Grey A. Depleted and fertile mantle xenoliths from southern African kimberlites. Annual Reviews of Earth and Planetary Science 9 (1981) 285-309
78. Norrish K., and Hutton J.T. An accurate X-ray spectrographic method for analysis of a wide range of geological samples. Geochimica et Cosmochimica Acta 33 (1969) 431-453
79. Philibert J. A method for calculating the absorption correction in electron probe microanalysis. Proceedings, Third International Congress on X-ray Optics and X-ray Micro-Analysis (1963), Academic Press, New York 379
80. Podmore F., and Wilson A.H. A reappraisal of the structure, geology and emplacement of the Great Dyke, Zimbabwe. In: Hall H.C., and Fahrig W.E. (Eds). Mafic Dyke Swarms. Geological Association of Canada Special Paper 34 (1987) 317-330
81. Potts P.J. A Handbook of Silicate Rock Analysis (1984), Blackie, London 622pp
82. Pybus, G.Q.J., 1995. Geological and mineralogical analysis of some mafic intrusions in the Vredefort Dome, Central Witwatersrand basin. M.Sc. thesis, University of the Witwatersrand, Johannesburg, South Africa, 230pp (unpublished).
83. Raedeke L.D., and McCallum I.S. Investigations in the Stillwater Complex, Part II, Petrology and petrogenesis of the ultramafic series. Journal of Petrology 25 (1984) 395-420
84. Reed S.J.B. Characteristic fluorescence corrections in electron probe micro-analysis. British Journal of Applied Physics 16 (1965) 913
85. Reimold W.U., Colliston W.P., and Robertson A.S. Chronological and structural work in the Vredefort Dome. Abstracts, Geocongress'88, 22nd Biennial Congress (1988), Geological Society of South Africa, Durban 501-504
86. Reimold W.U., Pybus G.Q.J., Kruger F.J., Layer P.W., and Koeberl C. The Anna's Rust sheet and related gabbroic intrusions in the Vredefort Dome-Kibaran magmatic event on the Kaapvaal Craton and beyond?. Journal of African Earth Sciences 31 (2000) 499-521
87. Richardson S.H. Chemical variation induced by flow differentiation in an extensive Karroo dolerite sheet, southern Namibia. Geochimica et Cosmochimica Acta 43 (1979) 1433-1441
88. Rollinson H. Using Geochemical Data: Evaluation, Presentation, Interpretation (1993), Longman, London 352 pp
89. Scarrow J.H., Leat P.T., Wareham C.D., and Millar I.L. Geochemistry of mafic dykes in the Antarctic Peninsula continental-margin batholith: A record of arc evolution. Contributions to Mineralogy and Petrology 131 (1998) 289-305
90. Sheraton J.W., Thomson J.W., and Collerson K.D. Mafic dyke swarms of Antarctica. In: Halls H.C., and Fahrig W.F. (Eds). Mafic Dyke Swarms. Geological Association of Canada Special Paper 34 (1987) 419-432
91. Stepto, D., 1979. A geological and geophysical study of the central portion of the Vredefort Dome Structure. Ph.D. thesis, University of the Witwatersrand, Johannesburg, 378pp (unpublished).
92. Stepto D. The geology and gravity field in the central core of the Vredefort Structure. Tectonophysics 171 (1990) 75-103
93. Stevens G., and Preston R.F. The metamorphic and alteration history of West Rand Group shales from distal portions of the Witwatersrand Basin. Mineralogy and Petrology 66 (1999) 123-147
94. Sun S.-S., and Nesbitt R.W. Geochemical regularities and genetic significance of ophiolitic basalts. Geology 6 (1978) 689-693
95. Sun S.-S., Nesbitt R.W., and McCulloch M.T. Geochemistry and petrogenesis of Archaean and early Proterozoic siliceous high-magnesium basalts. In: Crawford A.J. (Ed). Boninites (1989), Unwin Hyman, London 148-173
96. Tarney J., and Weaver B.L. Geochemistry and petrogenesis of early Proterozoic dyke swarms. In: Halls H.C., and Fahrig W.F. (Eds). Mafic dyke swarms. Geological Association of Canada Special Paper 34 (1987) 81-94
97. Therriault A.M., Grieve R.A.F., and Reimold W.U. Original size of the Vredefort structure, South Africa. Meteoritics and Planetary Science 32 (1997) 71-77
98. Van der Laan S.R., Flower M.F.J., and Koster van Groos A.F. Experimental evidence for the origin of boninites: near-liquidus phase relations to 7.5 kbar. In: Crawford A.J. (Ed). Boninites (1989), Unwin Hyman, London 113-148
99. Van der Wal D., and Bodinier J.-L. Origin of the recrystallisation front in the Ronda peridotite by km-scale pervasive porous melt flow. Contributions to Mineralogy and Petrology 122 (1996) 387-405
100. Von Gruenewaldt G., Sharpe M.R., and Hatton C.J. The Bushveld Complex: introduction and review. Economic Geology 80 (1985) 803-812
101. Walter M.J. Melting of garnet peridotite and the origin of komatiite and depleted lithosphere. Journal of Petrology 39 (1998) 29-60
102. Watson E.B. Basalt contamination by continental crust: some experiments and models. Contributions to Mineralogy and Petrology 80 (1982) 73-87
103. Weaver B.L., and Tarney J. Estimating the composition of the continental crust: an empirical approach. Nature 310 (1984) 575-577
104. Weaver B.L., and Tarney J. Major and trace element composition of the continental lithosphere. In: Pollack H.N., and Murthy V.R. (Eds). Structure and evolution of the continental lithosphere. Physics and Chemistry of the Earth 15 (1985) 39-68
105. Wood D.A., Tarney J., Varet J., Saunders A.D., Bougault H., Joron J.L., Treuil M., and Cann J.R. Geochemistry of basalts drilled in the North Atlantic by IPOD Leg 49: implications for mantle heterogeneity. Earth and Planetary Science Letters 42 (1979) 77-97
106. Wright T.L., and Doherty P.C. A linear programming and least squares computer method of solving petrological mixing problems. Geological Society of America Bulletin 81 (1970) 1995-2008