Geochemistry and Tectonomagmatic Affinities of the Mozambique Belt Intrusive Rocks in Matuu-Masinga Area, Central Kenya

Gondwana Research

Volumn 2, Issue 3, 1999, Pages 387-399

  Nyamai, C M ^a   Opiyo Akech, N ^a   Gaciri, S J ^a   Fujimaki, H ^b  

^a UNIVERSITY OF NAIROBI   (Kenya)

^b TOHOKU UNIVERSITY   (Japan)

Author keywords

Central Kenya; Geochemistry; Geochronology; Mozambique Orogenic Belt; Petrography

Indexed keywords

EMPLACEMENT; FAULT ZONE; GEOCHEMISTRY; IGNEOUS INTRUSION; MAGMATIC DIFFERENTIATION; SUBDUCTION ZONE; TECTONIC EVOLUTION; TECTONIC SETTING;

MOZAMBIQUE BELT;

EID: 0346454600     PISSN: 1342937X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1342-937X(05)70278-1     Document Type: Article

References (41)

1. Andriessen, P.A.M., Coolen, J.J.M.M.M. and Hebeda, E.H. (1985) K-Ar hornblende dating of late Pan-African metamorphism in the Furua granulite complex of southern Tanzania. Precambrian Research, v. 30, pp. 351-360.
2. Arth, J.G. (1976) Behaviour of trace elements during magmatic processes - A summary of theoretical models and their application. U.S. Geological Survey, Journal of Research, v. 4, pp. 41-47.
3. Baldwin, A.J. and Pearce, J.A. (1982) Discrimination of productive and non-productive porphyritic intrusions in the Chilean Andes. Economic Geology, v. 77, pp. 664-674.
4. Biyajima, K., Suwa, K. and Miyakawa, K. (1975) Mantled gneiss dome in the Mozambique belt around the Machakos area, Kenya. 1st Preliminary Report on African Studies, Nagoya University, Japan, pp. 6-13.
5. Cahen, L., Snelling, N.J., Delhal, J., Vail, J.R., Bonhomme, M. and Ledent, D. (1984) The Geochronology and Evolution of Africa. Clarendon Press, Oxford, 512 p.
6. Davies, A., Blackburn, W.H., Brown, W.R. and Ehmann, W.D. (1978) Trace element geochemistry and origin of late Precambrian-early Cambrian Catoctin greenstones of the Appalachian Mountains. University of California at Davies, Report (unpublished).
7. Fairburn, W.A. (1963) Geology of the North Machakos-Thika area. Geological Survey of Kenya, Report No. 59.
8. Faure, G. (1977) Principles of Isotope Geology. New York: Wiley, 266p.
9. Frisch, W. and Pohl, W. (1986) Petrochemistry of some mafic and ultramafic rocks from the Mozambique Belt, south-east Kenya. Mitt. Ostern Geol. Ges., v. 78, pp. 97-114.
10. Gaciri, S.J., Altherr, R., Nyamai, C.M. and Mathu, E.M. (1993) Distribution of elements in mineral pairs from Mozambique belt rocks of Matuu area, central Kenya. In: Proceedings of the 5th Conference on the Geology of Kenya - Geology for sustainable Development (Edited by Opiyo-Akech, N.), UNEP/ UNESCO, Nairobi, pp. 57-62.
11. Gleadow, A.J.W. (1980) Fission track age of the KBS Tuff and associated hominid remains in northern Kenya. Nature, v. 284, pp. 225-230.
12. Goles, G.G. (1967) Trace elements in ultramafic rocks. In: P.J. Wyllie, (Ed.) Ultramafic and related rocks, John Wiley and Sons. Inc., pp. 352-362.
13. Hanski, E. (1983) Alkuaineiden jakaantuminen mineraalien ja silikattien kesken: Jakaantumiskertoimet. Arkeeisten alueiden malmiprojeckti, University of Oulu, Finland. Raportti, v. 15, 179p.
14. Hurley, P.M. (1968) The confirmation of continental drift. Scientific America, v. 218, pp. 52-64.
15. Irvine, T.N. and Barager, W.R.A. (1971) A guide to the chemical classification of common volcanic rocks. Canadian Journal of Earth Science, v. 8, pp. 523-548.
16. Jensen, L.S. (1976) A new cation plot for classifying subalkalic volcanic rocks. Ont. Dep. Min. Misc. Pap., v. 66, pp. 1-22.
17. Key, R.M., Charsley, T.J., Hackman, B.D., Wilkinson, A.F. and Rundie, C.C. (1989) Superimposed upper Proterozoic collision-controlled orogenesis in the Mozambique orogenic belt of Kenya. Precambrian Research, v. 44, pp. 197-225.
18. Kröner, A. (1984) Late Precambrian plate tectonics and Orogeny: a need to re-define the term Pan-African. In: J. Klerkx and J. Michot (Eds.), African Geology, Tervuren. pp. 23-28.
19. Leeman, W.P. (1983) The influence of crustal structure on compositions of subduction-related magmas. Journal of Volcanology and Geothermal Research, v. 18, pp. 561-588.
20. Mathu, E.M. and Tole, M.P. (1984) Geology of Ithanga hills area in Kenya. Journal of African Earth Sciences, v. 2, No.1 pp. 1-16.
21. Mathu, E.M., Ngecu, W.M., Nyamai, C.M. and Davies, T.C. (1991) Proterozoic Island Arc Tectonism in the Kenyan Mozambique belt east of Nairobi. International Field workshop on the crustal Evolution of the Mozambique belt of Eastern Africa (continent), Tanzania, 1991. Extended Abstracts & Abstracts, p. 59.
22. Middlemost, E.A.K. (1985) Magmas and Magma tic rocks. New York: Wiley, 266 p.
23. Mosley, P.N. (1993) Geological Evolution of the Late Proterozoic "Mozambique Belt" of Kenya. Tectonophysics, v. 221, pp. 223-50.
24. Muhongo, S. (1991) The Mozambique Belt: a polyorogenic mobile belt. In: UNESCO, Geology for Economic Development, Newsletter/Bulletin, v. 8, pp. 5-14.
25. Muhongo, S. (1998) Anatomy of the Mozambique Orogenic Belt of eastern and southern Africa. Journal of African Earth Sciences, v. 27, No. 1A, p. 142.
26. Nyamai, C.M., Mathu, E.M. and Ngecu, W.M. (1993) A review of the geology of the Mozambique Belt in Kenya. In: Proceedings of the 9th International Geological Conference of the Geological Society of Africa - Regional Trends in African Geology ( Edited by Peters, J.W., Kesse, G.O. and Acquah, P.C.), Accra, Ghana, pp. 334-347.
27. Nyamai, C.M. (1995) Petrography and Geochemistry of Mozambique Belt rocks of the Matuu area, central Kenya. In: UNESCO, Geology for Sustainable Development, Newsletter/Bulletin, v. 10, pp. 154-155.
28. Passchier, C., Myers, J. and Kröner, A. (1990) Field Geology of High Grade Gneiss Terrains. Elservier, Amsterdam, 257p.
29. Pearce, J.A. and Cann, J.R. (1973) Tectonic setting of basic volcanic rocks determined using trace element analyses. Earth Planetary Science Letters, v. 19, pp. 290-300.
30. Pearce, J.A. (1982) Trace element characteristics of lavas from destructive plate boundaries. In: Thorpe, R.S. (Ed.), Andesites, John Wiley and Sons. Chichester, pp. 525-48.
31. Pearce, J.A. (1983) Role of sub-continental lithosphere in magma genesis at active continental margins. In: Continental Basalts and Mantle Xenoliths (Edited by Hawkesworth, C.J. and Norry, M.J.), Shiva, Cheshire, pp. 230-249.
32. Pearce, J.A., Harris, N.B.W. and Tindle, A.G. (1984) Trace element discrimination for the tectonic interpretation of granitic rocks. Journal of Petrology, v. 25, part 4, pp. 956-983.
33. Pitcher, W.S. (1979) Comments on the geological environment of granites. In: Atherton, M.P. and Tarney, J. (Eds.), Origin of Granite Batholiths: Geochemical Evidence, Shiva Pub. Ltd., Orpington, Kent, pp. 1-8.
34. Saunders, A.D., Tarney, J. and Weaver, S.D. (1980) Transverse geochemical variations across the Antarctic peninsula: implications for the genesis of calc-alkaline magmas. Earth planetary Science Letters, v. 46, pp. 344-360.
35. Scotford, D.M. and Williams, J.R. (1983) Petrology and geochemistry of metamorphosed ultramafic bodies in a portion of the Blue Ridge of North Carolina and Virginia. American Mineralogist, v. 68, pp. 78-94.
36. Shibata, K. and Suwa, K. (1979) A geochronological study on granitoid gneiss from the Mbooni Hills, Machakos Area, Kenya. 4th Preliminary Report on African Studies, Nagoya University, Japan, pp. 163-167.
37. Steiger, R. and Jager, E. (1977) Subcommission on geochronology: convention on the use of decay constants in geo-and cosmochronology. Earth Planetary Science Letters, v. 36, pp. 359-362.
38. Suwa, K., Nureki, T., Inoue, H., Biyajima, K. and Miyakawa, K. (1979) Geology and Petrology of the Machakos area, Kenya. 4th Preliminary Report on African Studies, Nagoya University, Japan, pp. 3-20.
39. York, D. (1966) Least-squares fitting of a straight line. Canadian Journal of Physics, v. 44, pp. 1079-1086.
40. Wagner, M., Altherr, R. and Van den haute, P. (1992) Apatite fission-track analysis of Kenyan basement rocks: constraints on the thermotectonic evolution of the Kenya dome. A reconnaissance study. Tectonophysics, v. 204, pp. 93-110.
41. White, A.J.R. and Chappel, B.W. (1977) Ultrametamorphism and granitoid genesis. Tectonophysics, v. 43, pp. 7-22.