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

Volumn 31, Issue 3-4, 2000, Pages 499-521

  Reimold, W U ^a   Pybus, G Q J ^a,b   Kruger, F J ^a   Layer, P W ^c   Koeberl, C ^d  

^a UNIVERSITY OF THE WITWATERSRAND   (South Africa)

^b De Beers Diamond Research Laboratory   (South Africa)

^c UNIVERSITY OF ALASKA FAIRBANKS   (United States)

^d UNIVERSITY OF VIENNA   (Austria)

Author keywords

[No Author keywords available]

Indexed keywords

GABBRO; IGNEOUS INTRUSION; MAGMATISM; RUBIDIUM-STRONTIUM DATING;

SOUTH AFRICA;

EID: 0034452696     PISSN: 08995362     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0899-5362(00)80004-4     Document Type: Article

References (75)

1. A minimum age for the premier kimberlite pipe yielded by biotite Rb-Sr measurements, with related galena isotopic data
2. The age of the Umkondo group, eastern Zimbabwe, and implications for palæomagnetic correlations
3. Rb-Sr geochronology of Karoo felsic volcanics
4. Zircon ion microprobe studies bearing on the age and evolution of the Witwatersrand Triad
5. Provenance ages for the Witwatersrand supergroup and the Ventersdorp Contact Reef: Constraints from ion-microprobe U-Pb ages of detrital zircons
6. The origin and distribution of glomeroporphyritic plagioclase in the Anna's Rust dolerite sill - A product of flow differentiation
7. Tholeiitic intrusions in the Vredefort Dome
8. The dioritic rocks of the Vredefort Dome
9. New Rb-Sr ages for igneous rocks from the area of the Pretoria Saltpan impact crater
10. Improved precision of Rb-Sr dating of kimberlitic micas: An assessment of a leaching technique
11. Summary of age determinations carried out during the period April 1977 to March 1978
12. Summary of age determinations carried out during the period April 1978 and March 1979
13. Flow differentiation - An explanation for the origin and distribution of plagioclase glomerocrysts in the Anna's Rust dolerite sill, Vredefort Dome
14. The Karoo igneous province: An introduction
15. GEODATE: A Program for the processing and regression of Isotope data using IMB-compatible microcomputers
16. Tectonic processes within the Kaapvaal Craton during the Kibaran (Grenville) orogeny: Structural, geophysical and isotopic constraints from the Witwatersrand Basin and environs
17. The age and thermal evolution of the Vredefort impact structure: A single grain U-Pb zircon study
18. Regional metamorphism due to anorogenic intracratonic magmatism
19. Kibaran-related mafic intrusives of the Zimbabwe craton
20. U-Pb zircon age for the Umkondo dolerites, eastern Zimbabwe: 1.1 Ga large igneous province in southern Africa-East Antarctica and possible Rodinia correlations
21. Palæomagnetic results from the Timbavati Gabbros in the Kruger National Park, South Africa
22. Integrated geophysical modelling of a giant, complex impact structure: Anatomy of the Vredefort structure, South Africa
23. A review of the late Archæan volcano-sedimentary dominion group and implications for the tectonic setting of the Witwatersrand supergroup, South Africa
24. Geochemistry and metamorphic petrology of dominion group metavolcanics in the Vredefort area, South Africa
25. Petro-logy of subalkaline mafic- ultramafic intrusives in the core and collar of the Vredefort Dome
26. Accretion and indentation tectonics at the southern margin of the Kaapvaal Craton during the Kibaran (Grenville) orogeny
27. A new cation plot for classifying sub-alkalic volcanic rocks
28. A 2.023 Ga age for the Vredefort impact event and a first report of shock metamorphosed zircons in pseudotachylitic breccia and granophyre
29. Geochemistry and tectonic significance of the Mesoproterozoic Kwebe metavolcanic rocks in northwest Botswana: Implications for the evolution of the Kibaran Namaqua-Natal belt
30. Instrumental neutron activation analysis of geochemical and cosmochemical samples: A fast proven method for small sample analysis
31. Rare earth element determinations at ultratrace abundance levels in geologic materials
32. A Re-Os isotope study of the Vredefort Granophyre: Clues to the origin of the Vredefort structure, South Africa
33. 39Ar age measurements
34. The geology of the Greenlands Greenstone complex and selected granitoid terranes in the southeastern quadrant of the Vredefort Dome
35. Dating the shock wave and thermal imprint of the giant Vredefort impact, South Africa
36. The age of the ritscherflya supergroup and borgmassivet intrusions, dronning maud land, antarctica
37. Geochemical study of the umkondo dolerites and lavas in the chimanimani and chipinge districts eastern Zimbabwe) and their regional implications
38. The geology of the country around vredefort. An explanation of the geological map
39. Mineralogical and chemical classification of mafic intrusives in the central region of the Witwatersrand Basin
40. Studies of mafic intrusives in the vredefort impact structure, South Africa: Implications for craton-wide igneous activity at 1.1 Ga ago
41. Palæoproterozoic to neoproterozoic geology of Western Botswana: The Ghanzi-Makunda area, a case study
42. Pseudotachylite in impact structures - Generation by friction melting and shock brecciation?: A review and discussion
43. Exogenic and endogenic breccias: A discussion of major problematics
44. Pseudotachylite of the vredefort dome and the surrounding witwatersrand basin, South Africa
45. Chronological and structural work in the vredefort dome
46. Geology and evolution of the vredefort impact structure, South Africa
47. The vredefort dome in South Africa: New argon geochronological data and the geochronological record of the kaapvaal craton between >3 and <1 Ga ago
48. 39Ar dating and Sm-Nd isotopic analysis of mafic intrusions in the central portion of the Witwatersrand Basin
49. The 'bronzite'-granophyre from the vredefort structure - A detailed analytical study and reflections on the origin of one of vredefort's enigmas
50. 39Ar dating of pseudotachylite from the vredefort dome, South Africa: A progress report
51. U-Xe dating of Witwatersrand uraninite: Implications for post-2 Ga overprinting
52. 39Ar ages for Vredefort pseudotachylites
53. 39Ar dating
54. The witwatersrand basin, South Africa: Geological framework and mineralization processes
55. 39Ar dating standard Mmhbl-1
56. Geology, geochronology and regional correlation of the ghanzi ridge, Botswana
57. Emplacement ages of jurassic-cretaceous South African kimberlites by the Rb-Sr method on phlogopite and whole rock samples
58. 39Ar dating of pseudotachylites and the age of the Vredefort impact event
59. Subcommission on geochronology: Convention on the use of decay constants in geo- and cosmochronology
60. The geology and gravity field in the central core of the Vredefort structure
61. The vredefort structure: Original size and significance for geologic evolution of the Witwatersrand Basin
62. The vredefort granophyre: Field studies
63. Vredefort granophyre: Geochemistry and genesis
64. 39Ar thermochronology of pseudotachylite at the Ventersdorp Contact Reef, Witwatersrand Basin
65. The nature and distribution of archæan komatiite volcanics in South Africa
66. A chronostratigraphic framework for the north-central kaapvaal craton, the bushveld complex and the vredefort structure
67. Zircon Pb-evaporation age determinations of the oak tree formation, chuniespoort group, Transvaal sequence: Implications for transvaal-griqualand west basin correlations
68. REE geochemistry of the guruve and mutare dykes, Zimbabwe