Repeated magmatic pulses in the East African Orogen in the Eastern Desert, Egypt: An old idea supported by new evidence

Gondwana Research

Volumn 22, Issue 1, 2012, Pages 227-237

  Lundmark, Anders Mattias ^a   Andresen, Arild ^a   Hassan, Mohamed A ^b   Augland, Lars Eivind ^a   Boghdady, Gamal Yehia ^c  

^a UNIVERSITY OF OSLO   (Norway)

^b Assiut University   (Egypt)

^c Assiut University   (Egypt)

Author keywords

East African orogeny; Eastern Desert, Egypt; Magmatic pulses; Neoproterozoic; U Pb geochronology

Indexed keywords

EID: 84860889047     PISSN: 1342937X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.gr.2011.08.017     Document Type: Article

References (77)

1. Abd El-Naby H.A., Frisch W. Geochemical constraints from the Hafafit Metamorphic Complex (HMC): evidence of Neoproterozoic back-arc basin development in the central Eastern Desert of Egypt. Journal of African Earth Sciences 2006, 45:173-186.
2. Abd El-Naby H.A., Frisch W., Siebel W. Tectono-metamorphic evolution of the Wadi Hafafit Culmination (central Eastern Desert, Egypt): implication for Neoproterozoic core complex exhumation in NE Africa. Geologica Acta 2008, 6:293-312.
3. Abd El-Wahad M., Kamh S.Z. Pan-African dextral transpressive duplex and flower structure in the Central Eastern Desert of Egypt. Gondwana Research 2010, 18:315-336.
4. Abdalla H.M., Mohamed F.H. Mineralogical and geochemical investigation of emerald and beryl mineralisations, Pan-African Belt of Egypt: genetic and exploration aspects. Journal of African Earth Science 1999, 28:581-598.
5. Abdelsalam M.G., Liégeois J.P., Stern R.J. The Sahara metacraton. Journal of African Earth Sciences 2002, 34:109-117.
6. Akaad M.K., Noweir A. Geology and lithostratigraphy of the Arabian Desert orogenic Belt of Egypt between Lat. 25° 35' and 26° 30'. Bulletin of the Institute for Applied Geology King Abdulaziz University 1980, 3:127-135.
7. Ali K.A., Stern R.J., Manton W.I., Kimura J.-I., Khamees H.A. Geochemistry, Nd isotopes and U-Pb SHRIMP zircon dating of Neoproterozoic volcanic rocks from the Central Eastern Desert of Egypt: new insights into the 750Ma crust-forming event. Precambrian Research 2009, 171:1-22.
8. Ali K.A., Azer M.K., Gahlan H.A., Wilde S.A., Samuel M.D., Stern R.J. Age constraints on the formation and emplacement of Neoproterozoic ophiolites along the Allaqi-Heiani Suture, South Eastern Desert of Egypt. Gondwana Research 2010, 18:583-595.
9. Ali K., Andresen A., Manton W.I., Stern R.J., Omar S.A., Maurice A.E. Geochemistry, geochronology, Sr-Nd-Hf isotopic composition of El-Shalul granitic gneiss, Central Eastern Desert of Egypt. Saudi Geological Survey, Technical Report SGS-TR-2010-2 2010, 61-66.
10. Andresen A., Abu El-Rus M.A., Myhre P.I., Boghdady G.Y. U-Pb TIMS age constraints on the evolution of the Neoproterozoic Meatiq Gneiss Dome, Eastern Desert, Egypt. International Journal of Earth Sciences 2009, 98:481-497. 10.1007/s00531-007-0276-x.
11. Andresen A., Augland L.E., Boghdady G.Y., Lundmark A.M., Elnady O.M., Hassan M.A., Abu El-Rus M.A. Structural constraints on the evolution of the Meatiq Gneiss Dome (Egypt), East African Orogen. Journal of African Earth Sciences 2010, 57:413-422. 10.1016/j.jafrearsci.2009.11.007.
12. Arslan A.I. Contribution to the geochemistry of the El Sukari granite pluton, Eastern Desert, Egypt. Proceedings of the 1st Conference on Geochemistry 1989, 1-18. Alexandria University, Alexandria, Egypt.
13. Augland L.E., Andresen A., Boghdady G.Y. U-Pb ID-TIMS dating of igneous and metaigneous rocks from the El-Sibai area: time constraints on the tectonic evolution of the Central Eastern Desert, Egypt. International Journal of Earth Science 2011, 1-13. 10.1007/s00531-011-0653-3.
14. Bennett J.D., Mosley P.N. Tiered tectonics and evolution, Eastern Desert and Sinai, Egypt. Current Research in African Earth Sciences 1987, 79-82. Balkema, Rotterdam. G. Matheis, H. Schandelmeier (Eds.).
15. Bentor Y.K. The crustal evolution of the Arabo-Nubian Massif with special reference to the Sinai Peninsula. Precambrian Research 1985, 28:1-74.
16. Bregar M., Bauernhofer A., Pelz K., Kloetzli U., Fritz H., Neumayr P. A late Neoproterozoic magmatic core complex in the Eastern Desert of Egypt: emplacement of granitoids in a wrench-tectonic setting. Precambrian Research 2002, 118:59-82.
17. Breitkreuz C., Eliwa H., Khalaf I., El Gameel K., Bühler B., Segeev S., Larionov A., Murata M. Neoproterozoic SHRIMP U-Pb zircon ages of silica-rich Dokhan Volcanics in the Northeastern Desert, Egypt. Precambrian Research 2010, 182:163-174.
18. Corfu F., Andersen T.B. U-Pb ages of the Dalsfjord Complex, SW Norway, and their bearing on the correlation of allochthonous crystalline segments of the Scandinavian Caledonides. International Journal of Earth Sciences 2002, 91:955-963.
19. Dawood Y.H., Saleh G.M., Abd El-Naby H.H. Effects of hydrothermal alteration on geochemical characteristics of the El Sukkari granite, central Eastern Desert, Egypt. International Geology Review 2006, 47:1316-1329.
20. Ducea M. The California Arc thick granitic batholiths, eclogitic residues, lithospheric-scale thrusting, and magmatic flares-ups. GSA Today 2001, 11:4-10.
21. El Ramly M.F., Akaad M.K. The basement complex in the central-eastern desert of Egypt between latitudes 24°30' and 25°40 N. Geological Survey of Egypt 1960, 8:1-35.
22. El-Debeiky, S.A., 1994. Petrology, geochemistry and geochronology of the old granite batholith between Safaga and Hurgada, Eastern Desert, Egypt. M.Sc. Thesis. Faculty of Science, Ain Shams University, pp. 1-203.
23. El-Gaby S. Geologic and tectonic framework of the Pan-African orogenic belt in Egypt. Proceedings of the Second International Conference on the Geology of the Arab World 1994, 3-17. Cairo University, Cairo.
24. El-Gaby S., El-Nady O., Khudeir A. Tectonic evolution of the basement complex in the Central Eastern Desert of Egypt. Geologische Rundschau 1984, 73:1019-1036.
25. El-Gaby S., List F.K., Tehrani R. Geology, evolution and metallogenesis of the Pan-African belt in Egypt. The Pan-African Belt of Northeast Africa and Adjacent Areas 1988, 17-68. Vieweg & Sohn Verlag, Braunschweig Germany. S. El-Gaby, R.O. Greiling (Eds.).
26. Farahat E.S., Mohamed H.A., Ahmed A.F., El Mahallawi M.M. Origin of I- and A-type granitoids from the Eastern Desert of Egypt: implications for crustal growth in the northern Arabian-Nubian Shield. Journal of African Earth Sciences 2007, 49:43-58. 10.1016/j.jafrearsci.2007.07.002.
27. Fowler A.-R., El Kalioubi B. The Migif-Hafafit gneissic complex of the Central Eastern desert: fold interference patterns involving multiply deformed sheath folds. Tectonophysics 2002, 346:247-275.
28. Fowler A.-R., Osman A.F. The Sha'it-Nugrus shear zone separating Central and South Eastern Deserts, Egypt: a post-arc collision low-angle normal ductile shear zone. Journal of African Earth Sciences 2009, 53:16-32. 10.1016/j.jafrearsci.2008.07.006.
29. Fowler A.-R., Khamees H., Dowidar H. El Sibai gneissic complex, Central Eastern Desert, Egypt: folded nappes and syn-kinematic gneissic granitoid sheets-not a core complex. Journal of African Earth Sciences 2007, 49:119-135. 10.1016/j.jafrearsci.2007.08.004.
30. Fritz H., Wallbrecher E., Khudeir A.A., Abu El Ela F., Dallmeyer D.R. Formation of Neoproterozoic metamorphic core complexes during oblique convergence (Eastern Desert, Egypt). Journal of African Earth Sciences 1996, 23:311-329.
31. Fritz H., Dallmeyer D.R., Wallbrecher E., Loizenbauer J., Hoinkes G., Neymayr P., Khudeir A.A. Neoproterozoic tectonothermal evolution of the Central Eastern Desert, Egypt: a slow velocity tectonic process of core complex exhumation. Journal of African Earth Sciences 2002, 34:137-155.
32. Frost B.R., Chamberlain K.R., Schumacher J.C. Sphene (titanite); phase relations and role as a geochronometer. Chemical Geology 2001, 172:131-148.
33. Ghoneim M.F., Bjørlykke A., Harraz H.Z. Rb-Sr and Sm/Nd isotopic systems of El Sukkari granite, Eastern Desert, Egypt. 1st International Conference on the Geology of Africa, Assiut, Egypt 1999, 1:281-282.
34. Greenberg J.K. Characteristics and origin of Egyptian Younger Granites: summary. Geological Society of America Bulletin 1981, 92:224-232.
35. Greiling R.O., Kröner A., El Ramly M.F., Rashwan A.A. Structural relationships between the southern and central parts of the Eastern Desert of Egypt: details of a fold and thrust belt. The Pan-African Belt of Northeast Africa and Adjacent Areas 1988, 121-145. Vieweg and Sohn, Weisbaden. S. El Gaby, R.O. Greiling (Eds.).
36. Greiling R.O., Abdeen M.M., Dardir A.A., El Akhal H., El Ramly M.F., Kamal El Din G.M., Osman A.F., Rashwan A.A., Rice A.H.N., Sadek M.F. A structural synthesis of the proterozoic Arabian-Nubian shield in Egypt. Geologische Rundschau 1994, 83:484-501.
37. Hassan M.A. Mineral chemistry of gneissose granitoids of Gabal Nugrus and associated hornblende gneiss, South Eastern Desert, Egypt. Egyptian Journal of Geology 2005, 49:65-85.
38. Hassan M.A., Hashad A.H. Precambrian of Egypt. The Geology of Egypt 1990, 201-248. Balkema, Rotterdam. R. Said (Ed.).
39. Helmy H.M., Kaindl R., Fritz H., Loizenbauer J. The Sukari Gold Mine, Eastern Desert-Egypt: structural setting, mineralogy and fluid inclusion study. Mineralium Deposita 2004, 39:495-511.
40. 238U. Physical Review C 1971, 4:1889-1906.
41. Johnson P.R., Andresen A., Collins A.S., Fowler A.-R., Fritz H., Ghebreab W., Kusky T., Stern R.J. Late Cryogenian-Ediacaran history of the Arabian-Nubian Shield: a review of depositional, plutonic, structural, and tectonic events in the closing stages of the northern East African Orogen. Journal of African Earth Sciences 2011, 10.1016/j.jafrearsci.2011.07.003.
42. Khudier A.A., Abu El-Rus M.A., El-Gaby S., El-Nady O., Bishara W.W. Sr-Nd isotopes and geochemistry of the infrastructural rocks in the Meatiq and Hafafit core complexes, Eastern Desert, Egypt: evidences for involvement of pre-Neoproterozoic crust in the growth of Arabian-Nubian Shield. Island Arc 2008, 17:90-108.
43. Krogh T.E. A low-contamination method for hydrothermal decomposition of zircon and extraction of U and Pb for isotopic age determinations. Geochimica et Cosmochimica Acta 1973, 37:485-494.
44. Krogh T.E. Improved accuracy of U-Pb zircon ages by the creation of more concordant systems using an air abrasion technique. Geochimica et Cosmochimica Acta 1982, 46:637-649.
45. Kröner A., Krüger J., Rashwan A.A. Age and tectonic setting of granitoid gneisses in the Eastern Desert of Egypt and southwest Sinai. Geologische Rundschau 1994, 83:502-513.
46. Kröner A., Todt W., Hussein I.M., Mansour M., Rashwan A.A. Dating of late Proterozoic ophiolites in Egypt and the Sudan using the single grain zircon evaporation technique. Precambrian Research 2002, 59:15-32.
47. Liégeois J.-P., Stern R.J. Sr-Nd isotopes and geochemistry of granite-gneiss complexes from the Meatiq and Hafafit domes, Eastern Desert, Egypt: no evidence for pre-Neoproterozoic crust. Journal of African Earth Sciences 2010, 57:31-40. 10.1016/jafrearsci.2009.07.006.
48. Loizenbauer J., Wallbrecher E., Fritz H., Neymayr P., Khudeir A.A., Kloetzli U. Structural geology, single zircon ages and fluid inclusion studies of the Meatiq metamorphic core complex: implications for Neoproterozoic tectonics in the Eastern Desert of Egypt. Precambrian Research 2001, 110:357-383.
49. Ludwig K.R. Isoplot 3.0. A Geochronological Toolkit for Microsoft Excel. Berkeley Geochronological Center Special Publication 2003, 4. 75 pp.
50. Lundmark A.M., Corfu F. The age and origin of the Årdal dyke complex, SW Norway: false isochrons, incomplete mixing and the genesis of Caledonian granites in basement nappes. Tectonics 2007, 26. 10.1029/2005TC00184419.
51. Mahallawi M.M.E., Ahmed A.F. Late Proterozoic older granitoids from the North Eastern desert of Egypt: petrogenesis and geodynamic implications. Arabian Journal of Geosciences 2010, 10.1007/s12517-010-0132-3.
52. Moghazi A.M. Petrology and geochemistry of Pan African granitoids, Kab Amiri area, Egypt-implications for tectonomagmatic stages in the Nubian Shield evolution. Mineralogy and Petrology 2002, 75:41-67.
53. Moghazi A.M. Geochemistry and petrogenesis of a high-K calc-alkaline Dokhan Volcanic suite, South Safaga area, Egypt: the role of late Neoproterozoic crustal extension. Precambrian Research 2003, 125:161-178.
54. Moghazi A.M., Hassanen M.A., Mohamed F.H., Ali S. Late Neoproterozoic strongly peraluminous leucogranites, South Eastern Desert, Egypt-petrogenesis and geodynamic significance. Mineralogy and Petrology 2004, 81:19-41. 10.1007/s00710-003-0021-5.
55. Mohamed F.H. Rare-metal-bearing and barren granites, Eastern Desert of Egypt: geochemical characterization and metallogenetic aspects. Journal of African Earth Sciences 1993, 17:525-539.
56. Moussa E.M.M., Stern R., Manton W.I., Ali K.A. SHRIMP zircon dating and Sm/Nd isotopic investigations of Neoproterozoic granitoids, Eastern Desert, Egypt. Precambrian Research 2008, 160:341-356. 10.1016/j.precamres.2007.08.006.
57. Neymark L.A. Lead isotopes, PbTDM parameters and the crustal pre-history of rocks. 7th International Conference on Geochronology, Cosmochronology and Isotope Geology Abstracts, Canberra, Geological Society of Australia 1990, 27:70.
58. Noweir A.M., Sewifi B.M., Abu El Ela A.M. Geology, petrography, geochemistry and petrogenesis of the Egyptian younger granites. Qatar University Science Bulletin 1990, 10:363-393.
59. Pease V., Shalaby E., Axelsson M.H., Whitehouse M.J. Neoproterozoic Wadi Nabi intrusive complex, Central Eastern Desert. Saudi Geological Survey, Technical Report SGS-TR-2010-2 2010, 56-60.
60. Rashwan A.A. Petrography, geochemistry and petrogenesis of the Migif-Hafafit gneisses at Hafafit mine area, Egypt. Scientific Series of the International Bureau: Forschungszentrum Julich GmbH 1991, 5:341-359.
61. Rubatto D., Gebauer D. Use of cathodoluminescence for U-Pb zircon dating by ion microprobe; some examples from the Western Alps. Cathodoluminescence in Geosciences 2000, 373-400. Springer, Berlin. M. Pagel, V. Barbin, P. Blanc, D. Ohnenstetter (Eds.).
62. Schaltegger U. Magma pulses in Central Variscan Belt, episodic melt generation and emplacement during lithospheric thinning. Terra Nova 1997, 9:242-245.
63. Shalaby A. The northern dome of Wadi Hafafit culmination, Eastern Desert, Egypt: structural setting in tectonic framework of a scissor-like wrench corridor. Journal of African Earth Sciences 2010, 57:227-241. 10.1016/j.jafrearsci.2009.08.003.
64. Shalaby A., Stüwe K., Makroum F., Fritz H., Kebede T., Klotzli V. The Wadi Mubarak belt, Eastern Desert of Egypt: a Neoproterozoic conjugate shear system in the Arabian-Nubian Shield. Precambrian Research 2005, 136:27-50.
65. Sharara N.A. Stable isotopes and fluid inclusions of the gold mineralisations at El Sukkari District, Central Eastern Desert, Egypt: genetic constraints. International Conference on Geochemistry, Alexandria University, Egypt, 15-16 Sept 1999 1999, 317-339.
66. Sharara N.A., Vennemann T.W. Composition and origin of the fluid responsible for gold mineralization in some occurrences in the Eastern Desert, Egypt: evidence from fluid inclusions and stable isotopes. Proceedings of the 1st International Conference on the Geology of Africa, Assiut, Egypt 1999, 1:421-445.
67. Stacey J.S., Kramers J.D. Approximation of terrestrial lead isotope evolution by a two-stage model. Earth and Planetary Science Letters 1975, 26:207-221.
68. Stern R.J., Hedge C.E. Geochronological constraints on late Precambrian crustal evolution in the Eastern Desert of Egypt. American Journal of Science 1985, 285:97-127.
69. Stern R.J., Gottfried D., Hedge C.E. Late Precambrian rifting and crustal evolution in the northeast Desert of Egypt. Geology 1984, 12:168-172.
70. Stern R.J., Johnson P.J., Kröner A., Yibas B. Neoproterozoic ophiolites of the Arabian-Nubian Shield. Precambrian Ophiolites 2004, 95-128. Elsevier, Amsterdam. T. Kusky (Ed.).
71. Stern R.J., Avigad D., Miller N.R., Beyth M. Evidence for the Snowball Earth Hypothesis in the Arabian-Nubian Shield and the East African Orogen. Journal of African Earth Sciences 2006, 44:1-20.
72. Sultan M., Tucker R.D., El Alfy Z., Attia R., Ragab A.G. U-Pb (zircon) ages for the gneissic terrane west of the Nile, southern Egypt. Geologische Rundschau 1994, 83:514-522.
73. Whitehouse M.J., Stoeser D.B., Stacey J.S. The Kida Terrane-geochronological and isotopic evidence for Paleoproterozoic and Archean crust in the Eastern Arabian shield. Gondwana Research 2001, 4:200-202.
74. Whitehouse M.J., Wildley B.F., Stoeser D.B., Al-Khirbash S., Ba-Bttat M.A.O., Haider A. Precambrian basement character of Yemen and correlations with Saudi Arabia and Somalia. Precambrian Research 2001, 105:357-369.
75. Wilde S.A., Youssef K. Significance of SHRIMP U-Pb dating of the Imperial Porphyry and associated Dokhan Volcanics, Gebel Dokhan, North Eastern Desert, Egypt. Journal of African Earth Sciences 2000, 31:410-413.
76. Wilde S.A., Youssef K. A re-evaluation of the origin and setting of the Late Precambrian Hammamat Group based on SHRIMP U-Pb dating of detrital zircons from the Gebel Umm Tawat, North Eastern Desert, Egypt. Journal of the Geological Society 2002, 159:595-604.
77. Williams I.S., Claesson S. Isotopic evidence for the Precambrian provenance and Caledonian metamorphism of high grade paragneisses from the Seve Nappes, Scandinavian Caledonides. Contributions to Mineralogy and Petrology 1987, 97:205-217.