Geochemical constraints on the tectonomagmatic evolution of the late Precambrian Fawakhir ophiolite, Central Eastern Desert, Egypt

Journal of African Earth Sciences

Volumn 29, Issue 3, 1999, Pages 515-533

  El Sayed, M M ^a   Furnes, H ^b   Mohamed, F H ^a  

^a Alexandria University Faculty Of Science   (Egypt)

^b Geological Institute   (Norway)

Author keywords

[No Author keywords available]

Indexed keywords

MAGMATISM; OPHIOLITE; PETROGENESIS; PROTEROZOIC; TECTONIC EVOLUTION;

EGYPT;

EID: 0033208492     PISSN: 08995362     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0899-5362(99)00113-X     Document Type: Article

References (54)

1. Abdel-Rahman, E.M., Harms, U., Schandelmeier, H., Franz, G., Darbyshire, D.P.F., Horn, P., Muller-Sohnius, D., 1990. A new ophiolite occurrence in NW Sudan - Constraints on Late Proterozoic tectonism. Terra Nova 2, 363-376.
2. Bakor, A.R., Gass, I.G., Neary, C.R., 1976. Jabal al Wask, N. W. Saudi Arabia: An Eocambrian back-arc ophiolite. Earth Planetary Science Letters 30, 1-9.
3. Berhe, S.M., 1990. Ophiolites in northeast and east Africa: Implications for Proterozoic crustal growth. Journal Geological Society, London 147, 41-57.
4. Brunfelt, A.O., Steinnes, E., 1969. Instrumental activation analysis of silicate rocks with epithermal neutrons. Analytica Chimica Acta 48, 13-24.
5. Cann, J.R., 1970. Rb, Sr, Y, Zr and Nb in some ocean floor basaltic rocks. Earth Planetary Science Letters 10, 7-11.
6. Clift, P.D., Ryan, P.D., 1994. Geochemical evolution of an Ordovician island arc, South Mayo, Ireland. Journal Geological Society, London 151, 329-342.
7. Coish, R.A., 1977. Ocean floor metamorphism in the Betts Cove ophiolite, Newfoundland. Contributions Mineralogy Petrology 60, 255-270.
8. Coleman, R.G., 1977. Ophiolites: Ancient Oceanic Lithosphere? Springer-Verlag, Berlin, 229p.
9. Cox, K.G., Bell, J.D., Pankhurst, R.J., 1979. The Interpretation of Igneous Rocks. Allen and Unwin, London, 450p.
10. El-Gaby, S., List, F.K., Tehrani, R., 1988. Geology, evolution and metallogenesis of the Pan-African Belt in Egypt. In: El- Gaby, S., Greilling, R.O. (Eds.), The Pan-African Belt of The North East Africa and Adjacent Areas. Vieweg Verlag, Wiesbaden.
11. El-Ramly, M.F., Kröner, A., Greiling, R., Rashwan, A.A.A., 1983. On the tectonic evolution of the Wadi Hafafit area and environs, Eastern Desert of Egypt. In: Al-Shanti, A.M. (Ed.), Pan-African Crustal Evolution of the Arabian-Nubian Shield. Faculty of Earth Sciences, King Abdulaziz University, Bulletin 6, pp. 113-126.
12. Embleton, J.C., Hughes, D.J., Klemenic, P.M., Poole, S., Vail, J.R., 1984. A new approach to the stratigraphy and tectonic evolution of the Red Sea Hills, Sudan. Faculty Earth Sciences, King Abdulaziz University, Bulletin 6, 113-126.
13. Furnes, H., 1980. Chemical changes during palagonitization of an alkaline olivine basaltic hyaloclastite, Santa Maria, Azores. Neues Jahrbuch Mineralogie, Abhandlungen 138, 14-30.
14. Gordon, G.C., Randle, K., Goles, G.G., Corliss, J.B., Beeson, M.H., Oxley, S.S., 1968. Instrumental activation analysis of standard rocks with high-resolution gamma-ray detectors. Geochimica Cosmochimica Acta 32, 369-396.
15. Govindaraju, K., 1989. 1989 Compilation of working values and sample description for 272 Geostandards. Geostandards Newsletter, Special Issue XIII, 1-113.
16. Hart, S.R., Erlank, A.J., Kable, E.J.D., 1974. Sea floor basalt alteration: Some chemical and Sr isotope effects. Contributions Mineralogy Petrology 44, 219-230.
17. Haskin, L., Haskin, M.A., Frey, F.A., Wildeman, T.R., 1968. Relative and absolute terrestrial abundances of the rare earths. In: Ahrens, L.H. (Ed.), Origin and Distribution of the Elements. Pergamon Press, New York, pp. 889-912.
18. Hassanen, M.A., 1985. Petrology and Geochemistry of Ultramafic Rocks in the Eastern Desert, Egypt, with Special Reference to Fawakhir Area. Ph.D. dissertation, Alexandria University, Egypt, 348p.
19. Hawkins, J.W., Melchior, J.T., 1985. Petrology of Mariana Trough and Lau Basin basalts. Journal Geophysical Research 90 (13), 11,431-11,468.
20. Hickey, R.L., Frey, F.A., 1982. Geochemical characteristics of boninite series volcanics: Implications for their source. Geochimica Cosmochimica Acta 46, 2099-2115.
21. Humphris, S.E., Thompson, G., 1978. Trace element mobility during hydrothermal alteration of oceanic basalts. Geochimica Cosmochimica Acta 42, 127-136.
22. Irvine, T.N., Baragar, R.A., 1971. A guide to the chemical classification of the common volcanic rocks. Canadian Journal Earth Sciences 8, 523-548.
23. Jones, G., Sano, H., Valsami-Jones, E., 1993. Nature and tectonic setting of accreted basalts from the Mino terrane, central Japan. Journal Geological Society, London 150, 1167-1181.
24. Johnson, K.T.M., Dick, H.J.B., Shimizu, N., 1990. Melting in the oceanic upper mantle: An ion microprobe study of diopsides in abyssal peridotite. Journal Geophysics Recearch 95, 2661-2678.
25. Kröner, A., Greiling, R.O., Reischmann, T., Hussein, I.M., Stern, R.J., Durr, S., Kruger, J., Zimmer, M., 1987. Pan-African crustal evolution in the Nubian segment of northeast Africa. In: Kröner, A. (Ed.), Proterozoic Lithospheric Evolution. American Geophysical Union, Geodynamics Series 17, pp. 237-257.
26. Le Maitre, R.W., 1989. A Classification of Igneous Rocks and Glossary of Terms. Blackwell Scientific Publications, Oxford, 193p.
27. Lytwyn, J.N., Casey, J.F., 1993. The geochemistry and petrogenesis of volcanics and sheeted dikes from the Hatay (Kizildag) ophiolite, southern Turkey: Possible formation with the Troodos ophiolite, Cyprus, along fore-arc spreading centers. Tectonophysics 223, 237-272.
28. McKenzie, D., 1984. The generation and compaction of partially molten rock. Journal Petrology 25, 713-765.
29. Meschede, M., 1986. A method of discriminating between different types of mid-ocean ridge basalts and continental tholeiites with the Nb-Zr-Y diagram. Chemical Geology 56, 207-216.
30. Misra, K.C., Conti, J.A., 1991. Amphibolites of the Ashe and Alligator Back Formations, North Carolina: Samples of late Proterozoic oceanic crust. Geological Society America Bulletin 103, 737-750.
31. Mohamed, F.H., Hassanen, M.A., 1996. Geochemical evolution of arc-related mafic plutonism in the Umm Naggat district, Eastern Desert of Egypt. Journal African Earth Sciences 22 (3), 269-283.
32. 5: A minor element discriminant for basaltic rocks of oceanic environments and its implications for petrogenesis. Earth Planetary Science Letters 62, 53-62.
33. Nasseef, M.O., MacDonald, R., Gass, I.G., 1984. The Jebel Thurwah Upper Proterozoic ophiolite complex, western Saudi Arabia. Journal Geological Society, London 141, 537-546.
34. Nicolas, A., 1986. A melt extraction model based on structural studies in mantle peridotites. Journal Petrology 27, 999- 1022.
35. Padfield, T., Grey, A., 1971. Major element rock analyses by X-ray fluorescence - A simple fusion method. N. V. Philips, Eindhoven, Analytical Equipment FS 35.
36. Pallister, J.S., Stacy, J.S., Fischer, L.B., Permo, W.R., 1988. Precambrian ophiolites of Arabia: Geologic setting, U-Pb geochronology, Pb isotope characteristics and application for continental accretion. Precambrian Research 38, 1-54.
37. Pearce, J.A., 1982. Trace element characteristics of lavas from destructive plate boundaries. In: Thorpe, R.S. (Ed.), Andesites, Orogenic Andesites and Related Rocks. Wiley and Sons, Chichester, pp. 525-548.
38. Pearce, J.A., 1983. The role of sub-continental lithosphere in magma genesis at destructive plate margins. In: Thorpe, R.S. (Ed.), Andesites, Orogenic Andesites and Related Rocks. Wiley and Sons, Chichester, pp. 525-548.
39. Pearce, J.A., Harris, N.B., Tindle, A.G., 1984. Trace element discrimination diagrams for the tectonic interpretation of granitic rocks. Journal Petrology 25, 956-983.
40. Price, R.C., 1984. Later Precambrian Mafic-ultramafic Complexes in North-East Africa. Ph.D. Dissertation, Open University, Milton Keynes, UK.
41. Ries, A.C., Shackelton, R.M., Graham, R.H., Fitches, W.R., 1983. Pan-African structures, ophiolites and melange in the Eastern Desert of Egypt: A traverse at 26° N. Journal Geological Society, London 140, 75-95.
42. Schandelmeier, H., Abdel-Rahman, A.M., Wipfler, E., Kuster, D., Utke, A., Matheis, G., 1994. Late Proterozoic magmatism in the Nakasib suture, Red Sea Hills, Sudan. Journal Geological Society, London 151, 485-497.
43. Shackelton, R.M., 1986. Precambrian collision tectonics in Africa. In: Coward, M.P., Reis, A.C. (Eds.), Collision Tectonics. Journal Geological Society, London, Special Publication 19, pp. 329-349.
44. Shackleton, R.M., 1994. Review of late Proterozoic sutures, ophiolitic melanges and tectonics of eastern Egypt and northeast Sudan. Geologische Rundschau 83, 537-546.
45. Shackleton, R.M., Ries, A.C., Graham, R.H., Fitches, W.R., 1980. Late Precambrian ophiolitic melange in the Eastern Desert of Egypt. Nature 285, 472-474.
46. Shervais, J.W., 1982. Ti-V plots and the petrogenesis of modern and ophiolitic lavas. Earth Planetary Science Letters 59, 101-118.
47. Sobolev, A., Casey, J.F., Shimizu, N., Perfit, M., 1992. Contamination and mixing of MORB primary melts: Evidence from melt inclusions in Siqueiros picrites. American Geophysics Union, Abstract Programm 73, 336.
48. Staudigel, H., Hart, S.R., 1983. Alteration of basaltic glass: Mechanism and significance for the oceanic crust-seawater budget. Geochimica Cosmochimica Acta 47, 37-50.
49. Stern, R.J., 1994. Arc assembly and continental collision in the Neoproterozoic East African Orogen: Implications for the consolidation of Gondwanaland. Annual Review Earth Planetary Science 22, 319-351.
50. Stern, R.J., Kröner, A., Rashwan, A.A., 1991. A late Precambrian (710 Ma) high volcanicity rift in the southern Eastern Desert of Egypt. Geologische Rundschau 80, 155-170.
51. Stoeser, D.E., Camp, V.E., 1985. Pan-African microplate accretion of the Arabian Shield. Geological Society America, Bulletin 96, 817-826.
52. Sun, S.-S., Nesbitt, R.W., 1978. Geochemical irregularities and genetic significance of ophiolitic basalts. Geology 6, 689-693.
53. Vail, J.R., 1983. Pan-African crustal accretion in northeast Africa. Journal African Earth Sciences 1, 285-294.
54. Vail, J.R., 1985. Pan-African (Late Precambrian) tectonic terrains and the reconstruction of the Arabian-Nubian Shield. Geology 13, 839-842 .