Paleoarchaean charnockite in the Ntem Complex, Congo craton, Cameroon: Insights from SHRIMP zircon U-P ages

Journal of Mineralogical and Petrological Sciences

Volumn 104, Issue 1, 2009, Pages 1-11

  Takam, Talla ^a   Arima, Makoto ^a   Kokonyangi, Joseph ^a   Dunkley, Daniel J ^b   Nsifa, Emmanuel N ^c  

^a YOKOHAMA NATIONAL UNIVERSITY   (Japan)

^b NATIONAL INSTITUTE OF POLAR RESEARCH   (Japan)

^c UNIVERSITY OF YAOUNDÉ I   (Cameroon)

Author keywords

Archaean; Cameroon; Charnockite; Ntem complex; SHRIMP zircon U Pb age

Indexed keywords

EID: 63249103094     PISSN: 13456296     EISSN: 13493825     Source Type: Journal    
DOI: 10.2465/jmps.080624     Document Type: Article

References (35)

1. Bessoles, B. and Trompette, R. (1980) La chaîne Panafricaine: " zone mobile d'Afrique centrale (partie Sud) et zone mobile soudanaise" In Géologie de l'Afrique (B. Bessoles, Ed.). pp. 326, Memoire BRGM 92, Bureau Recherches Géologiques et Minières, France.
2. Champétier de Ribes and Aubague, M. (1956) Carte géologique de reconnaissance à l'échelle du 1/ 500000, feuille Yaoundé Est, avec notice explicative, pp. 35, Direction des Mines et de la Géologie Cameroun.
3. Corfu, F., Hanchar, J.M., Hoskin, P.W.O. and Kinny, P. (2003) Atlas of zircon textures. In Zircon (Hanchar, J.M. and Hoskin, P.W.O. Eds.). Reviews in Mineralogy and Geochemistry 53, Mineralogical Society of America, Washington, D.C., 469-500.
4. Delhal, J. and Ledent, D. (1974) Données géochronologiques sur le complexe calco-magnesien du Sud-Cameroun. Mussée Royale de l'Afrique Centrale, Tervuren (Belgique), Département Géologique et Minéralogique, Rapport Annuel, 71-76.
5. Harley, S.L., Kelly, N.M. and Möller, A. (2007) Zircon behaviour and the thermal histories of mountain chains. Elements, 3, 25-30.
6. Hoskin, P.W.O. and Black, L.P. (2000) Metamorphic zircon formation by solid-state recrystallization of protolith igneous zircon. Journal of Metamorphic Geology, 18, 423-439.
7. Hoskin, P.W.O. and Schaltegger, U. (2003) The composition of zircon and igneous and metamorphic petrogenesis. In Zircon (Hanchar, J.M. and Hoskin, P.W.O. Eds.). Reviews in Mineralogy and Geochemistry 53, Mineralogical Society of America, Washington, D.C., 27-62.
8. Lerouge, C., Cocherie, A., Toteu, S.F., Penaye, J., Milési, J., Tchameni, R., Nsifa, E.N., Fanning, C.M. and Deloule, E. (2006) Shrimp U-Pb zircon age evidence for Paleoproterozoic sedimentation and 2.05 Ga syntectonic plutonism in the Nyong Group, South-Western Cameroon: consequences for the Eburnean-Transamazonian belt of NE Brazil and Central Africa. Journal of African Earth Sciences, 44, 413-427.
9. Ludwig, K.R. (2001) SQUID 1.00 User's Manual. Berkeley Geochronology Center, Special Publication 2, pp. 17, Berkley, California, USA.
10. Ludwig, K.R. (2003) Isoplot/Ex 3.0 User's Manual. Berkeley Geochronology Center, Special Publication 4, pp. 55, Berkley, California, USA.
11. Maurizot, P., Abessolo, A., Feybesse, J.L., Johan, V. and Lecompte, P. (1986) Etude et prospection minière du Sud-Ouest Cameroun. Synthèse des travaux de 1978 à 1985. Rapport BRGM, 85 CMR 066, pp. 274.
12. Möller, A., O'Brien, P.J., Kennedy, A. and Kröner, A. (2003) Linking growth episodes of zircon and metamorphic textures to zircon chemistry: an example from the ultrahigh-temperature granulites of Rogaland (SW Norway). In Geochronology: Linking the isotopic record with petrology and textures (Vance, D., Müller, W. and Villa, I.M. Eds.). Geological Society of London, Special Publication, 220, 65-81.
13. Motoyoshi, Y. and Shiraishi, K. (1995) Quantitative chemical analysis of rocks with X-ray fluorescence analyzer (1) Major elements Nankyoku Shiryo (Antarctic Record), 39, 40-48. (In Japanese with English abstract with figure captions).
14. Nédélec, A., Nsifia, E.N. and Martin, H. (1990) Major and trace element geochemistry of the Archaean Ntem plutonic complex (South Cameroon): petrogenesis and crustal evolution. Precambrian Research, 47, 35-50.
15. Nsifa, E.N., Tchameni, R. and Belinga, S.M.E., (1993) De l'existence de formations catarchéennes dans le complexe cratonique du Ntem (Sud-Cameroun). Projet No 273, Archaean cratonic rocks of Africa, Abstract volume, pp. 23.
16. O'Connor, JT., (1965) Classification of quartz-rich igneous rocks based on feldspar phase. US Geological Survey Professional Paper, 525B, 79-84.
17. Paces, J. B. and Miller, J. D. Jr. (1993) Precise U-Pb ages of Duluth Complex and related mafic intrusions, northeastern Minnesota: Geochronological insights to physical, petrogenetic, paleomagnetic, and tectonomagmatic processes associated with the 1.1 Ga Midcontinent Rift System. Journal of Geophysical Research, 98, 13997-14013.
18. Pouclet, A., Tchameni, R., Mezger, K., Vidal, M., Nsifa, E.N., Shang, C.K. and Penaye, J. (2007) Archaean crustal accretion at the northern border of the Congo Craton (South Cameroon). The chamockite-TTG link. Bulletin de la Société géologique de France, t. 178, 331-342
19. Rainaud, C., Master, S., Armstrong, R.A. and Robb, L.J. (2003) A cryptic Mesoarchaean terrane in the basement to the Central African Copperbelt. Journal of the Geological Society, London, 160, 11-14.
20. Rubatto, D. (2002) Zircon trace element geochemistry: partitioning with garnet and the link between U-Pb ages and metamorphism. Chemical Geology, 184, 123-138.
21. Rubatto, D. and Gebauer, D. (1998) Use of cathodoluminescence for U-Pb zircon dating by ion microprobe: some examples from the western Alps. In Cathodoluminescence in Geosciences (Pagel, M., Barbin, V., Blanc, P. and Ohnenstetter, D. Eds.). Springer-Verlag, Berlin, 373-400.
22. Rubatto, D., Williams, I.S. and Buick, I.S. (2001) Zircon and monazite response to prograde metamorphism in the Reynolds Range, central Australia. Contributions to Mineralogy and Petrology, 140, 458-468.
23. Schaltegger, U., Fanning, C.M., Günther, D., Maurin, J.C., Schulmann, K. and Gebauer, D. (1999) Growth, annealing and recrystallization of zircon and preservation of monazite in high-grade metamorphism: conventional and in-situ U-Pb isotope, cathodoluminescence and microchemical evidence. Contributions to Mineralogy and Petrology, 134, 186-201.
24. Shang, C.K. (2001) Geology, Geochemistry and Geochronology of Archaean Rocks from the Sangmelima region, Ntem Complex, NW Congo Craton, South Cameroon. pp. 313, Ph. D. thesis, University of Tübingen, Gcrmany.
25. Shang, CK., Satir, M., Siebel W., Nsifa, E.N., Taubald, H., Liégeois, J.P. and Tchoua, F.M. (2004a). TTG magmatism in the Congo craton: case study of the Sangmelima region, Ntem Complex, southern Cameroon. Journal of African Earth Sciences, 40, 61-79.
26. Shang, CK., Siebel W., Satir, M., Chen, F. and Mvondo, J.O. (2004b) Zircon Pb-Pb and U-Pb systematics of TTG rocks in the Congo Craton: Constraints on crust forrnation, magmatism, and Pan-African lead loss. Bulletin of Geosciences, 79, 205-219.
27. Shang, C.K., Satir, M., Nsifa, E.K., Liégeois, J-P., Siebel, W. and Taubald, H. (2007) Archaean high-K granitoids produced by remelting of earlier tonalite-trondhjemite-granodiorite (TTG) in the Sangmelima region of the Ntem Complex of the Congo craton, southern Cameroon. International Journal of Earth Sciences, 96, 817-841.
28. Shiraishi, K., Dunkley, D.J., Hokada, T., Fanning, C.M., Kagami, H. and Hamamoto, T. (2008) Geochronological constraints on the Late Proterozoic to Cambrian crustal evolution of eastern Dronning Maud Land, East Antarctica: a synthesis of SHRIMP U-Pb age and Nd model age data. In Geodynamic evolution of East Antarctica: a key to the East-West Gondwana connection (Satish-Kumar, M., Motoyoshi, Y., Osanai, Y., Hiroi, Y. and Shiraishi, K. Eds.). Geological Society of London Special Publication, in press.
29. Stacey, J.C. and Kramers, J. (1975) Approximation of terrestrial lead isotope evolution by a two-stage model. Earth and Planetary Science Letters, 26, 207-221.
30. Takam, T., Arima, M., Nsifa, E.N. and Kokonyangi, W.J. (2006) Field and petrostructural investigations of the Precambrian Ntem tectonic block (Congo craton, South Cameroon): Preliminary report. Abstract 21st Geological Society of Africa, Maputo 2006.
31. Taylor, R.R. and McLennan, S.M. (1985) The Continental Crust: Its Cpmposition sna Evolution. Oxford, Blackwell Scientific Publications, Oxford, U.K.
32. Tchameni, R. (1997) Géochimie et géochronologie des formations de l'Archéen et du Paléoprotérozoïque du Sud-Cameroun (Groupe du Ntem, Craton du Congo). pp. 395, Thèse de Doctorat, Université d'Orléans, France.
33. Tchameni, R., Mezger, K., Nsifa, N.E. and Pouclet, A. (2001) Crustal origin of Early Proterozoic syenites in the Congo Craton (Ntem Complex), South Cameroon. Lithos, 57, 23-42.
34. Tchameni, R., Pouclet, A., Mezger, K., Nsifa, E.N. and Vicat, J.P. (2004) Monozircon and Sm-Nd whole rock ages from the Ebolowa greenstone belts: Evidence for the terranes older than 2.9 Ga in the Ntem Complex (Congo craton, South Cameroon). Journal of Cameroon Academic Sciences, 4, 213-224.
35. Toteu, S.F., Van Schmus, W.R., Penaye, J. and Nyobe, J.B. (1994) U-Pb and Sm-Nd evidence for Eburnian and Pan-African high-grade metamorphism in cratonic rocks of southern Cameroon. Precambrian Research, 67, 321-347.