Journal of


  (Formerly Journal of the Czech Geological Society)

Original paper

Sébastien Owona, Joseph Mvondo Ondoa, Marion Tichomirowa, Georges Emmanuel Ekodeck

The petrostructural characteristics and 207Pb/206Pb zircon data from the Ngomedzap-Akongo area (Nyong complex, SW-Cameroon)

Journal of Geosciences, volume 65 (2020), issue 3, 201 - 219


  Abstract References Affiliations

Abdelsalam GM, Lieges L, Stern RJ (2002) The Saharan Metacraton. J Afr Earth Sci 34: 119-136

Aguilar C, Alkmim FF, Lana C, Farina F (2017) Paleoproterozoic assembly of the São Francisco craton, SE Brazil: New insights from U-Pb titanite and monazite dating. Precambr Res 289: 95-115

Angelier J (1994) Faults slips analysis and paleostress reconstruction. In: Hancock PL (Ed) Continental deformation. Univ. Bristol U.K. Pergamon Press, pp 53-77

Balé P, Brun JP (1989) Late Precambrian thrust and wrench zones in northern Brittany (France). J Struct Geol 11: 391-405

Baratoux L, Metelka, V, Naba S, Jessell MW, Gregoire M, Ganne J (2011) Juvenile Paleoproterozoic crust evolution during the Eburnean orogeny (∼2.2-2.0 Ga), western Burkina Faso. Precamb Res 191: 18-45

Bédard J (2006) A catalytic delamination-driven model for coupled genesis of Archean crust and sub-continental lithospheric mantle. Geoch Cosm Acta 70: 1188-1214

Bonhomme MG, Gauthier-Lafaye F, Weber F (1982) An example of Lower Proterozoic sediments: the Francevillian in Gabon. Precambr Res 18: 87-102

Boniface N, Schenk V, Appel P (2012) Paleoproterozoic eclogites of MORB-type chemistry and three Proterozoic orogenic cycles in the Ubendian Belt (Tanzania): Evidence from monazite and zircon geochronology, and geochemistry. Precambr Res 192-195: 16-33

Caen-Vachette M, Vialette Y, Bassot JP, Vidal P (1988) Apport de la géochronologie à la connaissance de la géologie gabonaise. Chron Recherche Min 491: 35-54

Carreras J, Druguet E (2018) Complex fold patterns developed by progressive deformation. J Struct Geol 125: 195-201

Castaing C, Feybesse JL, Thieblemont D, Triboulet C, Chevremont P (1994) Paleogeographical reconstructions of the Pan-African/Brasiliano orogen: closure of an oceanic domain or intracontinental convergence between major blocks. Precambr Res 69: 327-344

Chardon D, Gapais D, Cagnard F (2009) Flow of ultra-hot orogens: a view from the Precambrian, clues for the Phanerozoic. Tectonophys 477: 105-118

Chardon D, Jayananda M (2008) Three-dimensional field perspective on deformation, flow, and growth of the lower continental crust (Dharwar craton, India). Tectonics 27: TC1014

Chombong NN, Suh CE, Lehmann B, Vishiti A, Ilouga DC, Shemang EM, Tantoh BS, Kedia AC (2017) Host rock geochemistry, texture and chemical composition of magnetite in iron ore in the Neoarchaean Nyong unit in southern Cameroon. Appl Earth Sci 126: 129-145

Choukroune P, Bouhallier H, Arndt NT (1995) Soft lithosphere during periods of Archean crustal growth or crustal reworking. In: Coward MP, Riess AC (eds) Early Precambrian Processes. Geological Society, London, Special Publications 95, pp 67-86

de Wit MJ, Stankiewicz J, Reeves C (2008) Restoring Pan-African-Brasiliano connections: more Gondwana control, less Trans-Atlantic corruption. In: Pankurst RJ, Trouw RAJ, Brito Neves BB, de Wit MJ (eds) West Gondwana: Pre-Cenozoic correlations across the South Atlantic region. Geological Society, London, Special Publications 294, pp 399-412

Ernst WG (1974) Metamorphism and Ancient Continental Margins. In: Burk CA, Drake CL (eds) The Geology of Continental Margins. Springer, Berlin, Heidelberg, pp 907-919

Feybesse JL, Johan V, Triboulet C, Guerrot C, Mayaga-Minkolo F, Bouchot V, Eko N’dong J (1998) The West Central African belt: a model of 2.5-2.0 Ma accretion and two-phase orogenic evolution. Precambr Res 87: 161-216

Fossen H, Cavalcante GGC, Pinheiro LRV, Archanjo JC (2018) Deformation - Progressive or multiphase? J Struct Geol 125: 82-99

Gapais D, Cagnard F, Gueydan F, Barbey P, Ballèvre M (2009) Mountain building and exhumation processes through time: inferences from nature and models. Terra Nova 21: 188-194

Hamilton WB (2011) Plate tectonics began in Neoproterozoic time, and plumes from deep mantle have never operated. Lithos 123: 1-20

Houketchang Bouyo M, Pénaye J, Mouri H, Toteu SF (2019) Eclogite facies metabasites from the Paleoproterozoic Nyong Group, SW Cameroon: Mineralogical evidence and implications for a high-pressure metamorphism related to a subduction zone at the NW margin of the Archean Congo craton. J Afr Earth Sci 149: 215-234

Kober B (1987) Single zircon evaporation combined with Pb? emitter bedding for 207Pb/206Pb-age investigations thermal ion mass spectrometry, and implications to zirconology. Contrib Mineral Petrol 96: 63-71

Kooijman E, Smit M, Ratschbacher L, Kylander-Clarkd ARC (2017) A view into crustal evolution at mantle depths. Earth Planet Sci Lett 465: 59-69

Kurse R, Stünitz H, Kunze K (2001) Dynamic recrystallization processes in plagioclase porphyroclasts. J Struct Geol 23: 1781-1802

Labuza JF, Zeng F, Makhnenko R, Lid Y (2018) Brittle failure of rock: A review and general linear criterion. J Struct Geol 112: 7-28

Ledru P, Johan V, Milési JP, Tegyey M (1994) Markers of the last stages of the Palaeoproterozoic collision: evidence for a 2 Ga continent involving circum-South Atlantic provinces. Precambr Res 69: 169-191

Lerouge C, Coherie A, Toteu SF, Pénaye J, Milesi JP, Tchameni R, Nsifa EN, Fanny MC, 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: conse-quences for the Eburnean-Transamazonian belt of NE Brazil and Central Africa. J Afr Earth Sci 44 (4-5): 413-427

Liu Y, Wu K, Wang X, Liu B, Guo J, Du Y (2017) Architecture of buried reverse fault zone in the sedimentary basin: A case study from the Hong-Che Fault Zone of the Junggar Basin. J Struct Geol 105: 1-17

Loose D, Schenk V (2018) 2.09 Ga old eclogites in the Eburnean-Transamazonian orogeny of southern Cameroon: Significance for a Paleoproterozoic plate tectonics. Precambr Res 304: 1-11

Lopez R, Cameron KL, Jones NW (2001) Evidence for Paleoproterozoic, Grenvillian, and Pan-African age Gondwanan crust beneath northeastern Mexico. Precambr Res 107: 195-214

Ludwig KR (2001) User manual for Isoplot/Ex rev 2.49 A geochronological toolkit for Microsoft Excel. Berkeley Geochron Center, Spec Pub 1a, pp 1-55

Maurizot P, Abessolo A, Feybesse A Johan JL, Lecompte P (1986) Etude et prospection minière au Sud-Ouest Cameroun. Synthèse des travaux de 1978-1985. Report BRGM, 85 CNRS 066, Orléans

Miyashiro A (1973) Paired and uparied metamorphic Belts. Tectonophys 17: 241-254

Mvondo H, Lentz D, Bardoux MC (2017) Crustal shortening and thickening in Neoarchean granite-greenstone belts: A case study from the link between the ∼2.7 Ga Elu and Hope Bay belts, northeast Slave craton, Canada. J Struct Geol 104: 6-20

Nakapelyukha M, Bubniak I, Bubniak A, Jonckheere R, Ratschbacher L (2018) Cenozoic structural evolution, thermal history, and erosion of the Ukrainian Carpathians fold-thrust belt. Tectonophys 722: 197-209

Nédélec A, Minyem D, Barbey P (1993) High P-High T anatexis of Archean tonalitic grey gneisses: the Eseka migmatites, Cameroon. Precambr Res 62: 191-205

Neves SP, Bruguier O, Vauchez A, Bosch D, Rangel da Silva JM, Mariano G (2006) Timing of crust formation, deposition of supracrustal sequences, and Transamazonian and Brasiliano metamorphism in the East Pernambuco belt (Borborema Province NE Brazil): Implications for western Gondwana assembly. Precambr Res 149: 197-216

Nzenti JP, Barbey P, Macaudiere J, Soba D (1988) Origin and evolution of the late Precambrian high-grade Yaounde gneisses (Cameroon). Precambr Res 38: 91-109

Oba AO (2001) Stratigraphy of Sergipe-alagoas (Brazil), Douala, Rio Muni, and Gabon (West Africa) Sedimentary Basins (Aptian-albian Interval). Columbia, S.C. Dep. Geol. Sci. Univ. South Carolina, pp 16

Oliveira EP, Toteu SF, Araújo MNC, Carvalho MJ, Nascimento RS, Bueno JF, McNaughton N, Basilici G (2006) Geologic correlation between the Neoproterozoic Sergipano belt (NE Brazil) and the Yaounde belt (Cameroon, Africa). J Afr Earth Sci 44 (4-5): 470-478

Omori Y, Barresi A, Kimura N, Okamoto A, Masuda T (2016) Contrast in stressestrain history during exhumation between high- and ultrahigh-pressure metamorphic units in the Western Alps: Microboudinage analysis of piemontite in metacherts. J Struct Geol 89: 169-180

Owona S (2008) Archaean, Eburnean and Pan-African Features and Relationships in Their Junction Zone in the South of Yaounde (Cameroon). Ph.D Thesis, Univ Douala, pp 1-232

Owona S, Mvondo Ondoa J, Ekodeck GE (2013) Evidence of quartz, feldspar and amphibole crystal plastic deformations in the Paleoproterozoic Nyong complex shear zones under amphibolite to granulite conditions (West Central African Fold Belt, SW Cameroon). J Geogr Geol 5(3): 186-201

Owona S, Mvondo Ondoa J, Ratschbacher L, Mbola Ndzana SP, Tchoua MF, Ekodeck GE (2011) The geometry of the Archean, Paleo- and Neoproterozoic tectonics in the Southwest Cameroon. Compt R Geosci 343: 312-322

Passchier CW, Trouw RAJ (2005) Microtectonics. Springer Science & Business Media, pp 1-366

Pénaye J, Toteu SF, Tchameni R, Van Scmus WR, Tchakounté J, Ganwa A, Minyem D, Nsifa EN (2004) The 2.1 Ma West Central African Belt in Cameroon: extension and evolution. J Afr Earth Sci 39: 159-164

Pfiffner O (2006) Thick-skinned and thin-skinned styles of continental contraction. Geol Soc America Special Paper 414: 153-177

Piquer J, Berry RF, Scott RJ, Cooke DR (2016) Arc-oblique fault systems: their role in the Cenozoic structural evolution and metallogenesis of the Andes of central Chile. J Struct Geol 89: 101-117

Price RA (1981) The Cordilleran foreland thrust and fold belt in the southern Canadian Rocky Mountains. Geol Soc London, Special Publications 9(1): 427-448

Ratschbacher L, Hacker BR, Calvert A, Webb EL, Grimmer CJ, McWilliams OM, Ireland T, Dong S, Hu J (2003) Tectonics of the Qinling (Central China): tectonostratigraphy, geochronology, and deformation history. Tectonophys 366: 1-53

Saha-Fouotsa AN, Vanderhaeghe O, Barbey P, Eglinger A, Tchameni R, Zeh A, Tchunte PF, Nomo EN (2019) The geologic record of the exhumed root of the Central African Orogenic Belt in the central Cameroon domain (Mbé - Sassa-Mbersi region). J Afr Earth Sci 151: 286-314

Sanderson DJ, Marchini WR (1984) Transpression. J Struct Geol 6: 449-458

Sato K (2016) A computerized method to estimate friction coefficient from orientation distribution of meso-scale faults. J Struct Geol 89: 44-53

Shang CK, Wolfgang S, Muharrem S, Funken C, Mvondo Ondoa J (2004) Zircon Pb-Pb and U-Pb systematics of TTG rocks in the Congo Craton: constraints on crust formation, magmatism, and Pan-African lead loss. Bull Geosci 79(4): 205-219

Sperner B, Ratschbacher L (1994) A Turbo Pascal program package for graphical presentation and stress analysis of calcite deformation. Z Dtsch geol Gesell 145: 414- 423

Stacey JS, Kramers JD (1975) Approximation of terrestrial lead isotope evolution by a two-stage model. Earth Plan Sci Lett 26: 207-221

Stipp M, Stünitz H, Heilbronner R, Schmid SM (2002). The eastern Tonale fault zone: a ’natural laboratory’ for crystal plastic deformation of quartz over a temperature range from 250 to 700 °C. J Struct Geol 24(3): 1861-1884

Tamfu SF, Batupe M, Pauken RJ, Boatwright DC (1995) Geological setting, stratigraphy and hydrocarbon habitat of the Douala Basin. Cameroon. Amer Assoc Petr Geol Bull 79 (13), p 1-95

Tchameni R, Mezger K, Nsifa NE, Pouclet A (2001) Crustal origin of Early Proterozoic syenites in the Congo craton (Ntem complex), South Cameroon. Lithos 57: 23-42

Tikoff B, Fossen H (1995) The limitations of three-dimensional kinematic vorticity analysis. J Struct Geol 17: 1771-1784

Tikoff, Teyssier C (1994) Strain modeling of displacement-field partitioning in transpressional orogens. J Struct Geol 16: 1575-1588

Toteu SF, Van Schmus WR, Pénaye J, Nyobé JB (1994) U/Pb and SM/Nd evidence for Eburnean and Pan-African high-grade metamorphism in cratonic rocks of southern of Cameroon. Precambr Res 67: 321-347

Trompette R (1994) Geology of western Gondwana (2000-500 Ma) Pan-African-Braziliano aggregation of South America and Africa. AA Balkema, Rotterdam, Brookfield, p 350

Vanderhaeghe O, Ledru L, Thiéblemont, Egal E, Cocherie A, Tegyey M, Milési Jean-Pierre (1998) Contrasting mechanism of crustal growth geodynamic evolution of the Paleoproterozoic granite-greenstone belts of French Guiana. Precambr Res 92:165-193

Vanderhaeghe O (2012) The thermal-mechanical evolution of crustal orogenic belts at convergent plate boundaries: A reappraisal of the orogenic cycle. J Geodyn 56-57: 124-145

Vicat JP, Léger JM, Nsifa KE, Piguet P, Nzenti JP, Tchameni R, Pouclet A (1996) Distinction au sein du craton congolais du Sud-Ouest du Cameroun, de deux épisodes doléritiques initiant les cycles orogéniques éburnéen (Paléoprotérozoique) et panafricain (Néoprotérozoique). C R Acad Sci, Paris, 323 (IIa): 575-582

Vicat JP, Pouclet A (1995) Nature du magmatisme lié à une extension pré-panafricaine : les dolérites des bassins de Comba et de Sembé-Ouesso. Bull Soc Géol Fr 166 (4): 355-364

Vicat JP, Pouclet A, Nkoumbou C, Sémé Mouangue A (1997) Le volcanisme fissural néoprotérozoïque du Dja inférieur, de Yokadouma (Cameroun) et de Nola (RCA)- Signification géotectonique. The fissural Neoproterozoic volcanism of the Lower Dja, Yokadouma (Cameroon) and Nola (RCA) series-Geotectonic meaning. C R Acad Sci, Paris, 325: 671-677

Wiedenbeck M, Alle P, Corfu F, Griffin WL, Meier M, Oberli F, von Quadt A, Roddick JC, Spiegel W (1995) Three natural zircon standards for U-Th-Pb, Lu-Hf, trace element and REE analysis. Geost Newsletter 19: 1-23

William PF, Goodwin BL, Ralser S (1994) Ductile deformation processes. In: Hancock Pl (ed) Continental deformation. Univ Bristol, UK. Pergamon Press, pp 1-27 

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