Boundaries of the West African Craton, The
Product code: SP297
Print publication date: 21/05/2008
Geological Society of London, GSL Special Publications, Earth Structure Processes and Tectonics, Magmatic studies, Tectonics, Structural geology, Reduced while stocks last
Type: Book (Hardback)
Binding: Hardback
ISBN: 9781862392519
Author/Edited by: Edited by N Ennih and J-P Liégeois
Weight: 1.35kg
Number of pages: 536
Lyell Collection URL: https://www.lyellcollection.org/toc/sp/297/1
£19.99
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Special Publication 297
The boundaries of rigid cratons can be affected by subsequent orogenic events, leading to ‘metacratonic’ characteristics not often properly recognized and still poorly understood. Major lithospheric thickening is absent and early events such as ophiolites are preserved; however, metacratonic boundaries are affected by major shear zones, abundant magmatism and mineralizations, and local high-pressure metamorphism.
West Africa, marked by the large Eburnian (c. 2 Ga) West African craton, the absence of Mesoproterozoic events, the major Pan-African (0.9-0.55 Ga) mobile belts that generated the Peri-Gondawanan terranes, and the weaker but enlightening Variscan and Alpine orogenies, is an excellent place for tackling this promising concept of metacratonization.
The papers in this book consider most of the West African craton boundaries, from the reworking of the Palaeoproterozoic terranes, through the Pan-African encircling terranes, the late Neoproterozoic-early Palaeozoic extension period and the Peri-Gondwanan terranes, the Variscan imprint to the current situation.
Preface
The boundaries of the West African craton, with special reference to the basement of the Moroccan metacratonic Anti-Atlas belt, N Ennih & J-P Liégeois
The Palaeoproterozoic terranes from the West African craton and their reworking
REE patterns, Nd–Sm and U–Pb ages of the metamorphic rocks of the Diagorou–Darbani greenstone belt (Liptako, SW Niger): implication for Birimian (Palaeoproterozoic) crustal genesis, A Soumaila, P Henry, Z Garba & M Rossi
Two Mesoarchaean terranes in the Reguibat shield of NW Mauritania, R M Key, S C Loughlin, M Gillespie, M Del Rio, M S A Horstwood, Q G Crowley, D P F Darbyshire, P E J Pitfield & P J Henney
Geological setting of the Guelb Moghrein Fe oxide–Cu–Au–Co mineralization, Akjoujt area, Mauritania, J Kolb, F M Meyer, T Vennemann, R Hoffbauer, A Gerdes & G Sakellaris
Possible primary sources of diamond in the North African diamondiferous province, M Kahoui, Y Mahdjoub & F V Kaminsky
Geochronology and metamorphic P–T–X evolution of the Eburnean granulite- facies metapelites of Tidjenouine (Central Hoggar, Algeria): witness of the LATEA metacratonic evolution, A Bendaoud, K Ouzegane, G Godard, J-P Liégeois, J-R Kienast, O Bruguier & A Drareni
First report of ultrahightemperature sapphirine + spinel + quartz and orthopyroxene + spinel + quartz parageneses discovered in Al–Mg granulites from the Khanfous area (In Ouzzal metacraton, Hoggar, Algeria), Z Adjerid, K Ouzegane, G Godard & J R Kienast
The Pan-African orogeny along the boundaries of the West African craton
Review of the orogenic belts on the western side of the West African craton: the Bassarides, Rokelides and Mauritanides, M Villeneuve
Neoproterozoic garnet-glaucophanites and eclogites: new insights for subduction metamorphism of the Gourma fold and thrust belt (eastern Mali), R Caby, F Buscail, D Dembélé, S Diakité, S Sacko & M Bal
Tectonic significance of carbonatite and ultrahigh-pressure rocks in the Pan-African Dahomeyide suture zone, southeastern Ghana, K Attoh & P M Nude
Mélanges and ophiolites during the Pan-African orogeny: the case of the Bou-Azzer ophiolite suite (Morocco), R Bousquet, R El Mamoun, O Saddiqi, B Goffé, A Möller & A Madi
Gold mineralization in the Proterozoic Bleida ophiolite, Anti-Atlas, Morocco, A Belkabir, M Jébrak, L Maacha, M R Azizi Samir & A Madi
Petrology and geochemistry of the Neoproterozoic Siroua granitoids (central Anti-Atlas, Morocco): evolution from subduction related to within-plate magmatism A Touil, A Hafid, J Moutte & A El Boukhari
The late Neoproterozoic–early Palaeozoic extension along the West African craton and the Peri-Gondwanan terranes
Late Neoproterozoic carbonate productivity in a rifting context: the Adoudou formation and its associated bimodal volcanism onlapping the western Saghro inlier, Morocco, J J Álvaro, M Macouin, H Ezzouhairi, A Charif, N Ait Ayad, M L Ribeiro.& M Ader
The Cambrian volcano-sedimentary formations of the westernmost High Atlas (Morocco): their place in the geodynamic evolution of the West African Palaeo-Gondwana northern margin, A Pouclet, H Ouazzani & A Fekkak
The magmatic evolution at the Moroccan outboard of the West African craton between the Late Neoproterozoic and the Early Palaeozoic, H Ezzouhairi, M L Ribeiro, N Ait Ayad, M E Moreira, A Charif, J M F Ramos, D P S De Oliveira, & C Coke
Neoproterozoic–early Palaeozoic tectonostratigraphy and palaeogeography of the peri-Gondwanan terranes: Amazonian v. West African connections, R D Nance, J B Murphy, R A Strachan, J D Keppie, G Gutiérrez-Alonso, J Fernández-Suárez, C Quesada, U Linnemann, R D’Lemos & S A Pisarevsky
Zircon U–Pb geochronology of paragneisses and biotite granites from the SW Iberian Massif (Portugal): evidence for a palaeogeographical link between the Ossa–Morena Ediacaran basins and the West African craton, M F Pereira, M Chichorro, I S Williams, & J B Silva
Petrogenesis and geodynamic evolution of the Late Neoproterozoic post-collisional felsic magmatism in NE Afyon area, western central Turkey,S Gürsu & M C Goncuoglu
The Variscan orogeny along the West African craton
The Anti-Atlas chain (Morocco): the southern margin of the Variscan belt along the edge of the West African craton, A Soulaimani & M Burkhard
Devonian extension of the Pan-African crust north of the West African craton, and its bearing on the Variscan foreland deformation: evidence from eastern Anti-Atlas (Morocco), L Baidder, Y Raddi, M Tahiri & A Michard
The ‘Rich’ group of the Drâa Basin (Lower Devonian, Anti-Atlas, Morocco): an integrated sedimentary and tectonic approach, H Ouanaimi.& N Lazreq
Orogen-parallel tectonic transport: transpression and strain partitioning in the Mauritanides of NE Senegal, M Dabo, M Gueye, P M Ngom & M Diagne
The Cenozoic situation along the boundaries of West African craton
Deep structure of the southeastern margin of the West African craton from seismic reflection data, offshore Ghana, K Attoh & L Brown
A complex multi-chamber magmatic system beneath a late Cenozoic volcanic field: evidence from CSDs and thermobarometry of clinopyroxene from a single nephelinite flow (Djbel Saghro, Morocco) J Berger, N Ennih, J-P Liégeois, C Nkono, J-C Mercier, D & Demaiffe
Index
14.10.2019
An ambitious, academically rigorous, well-organized group of papers describing an area of the world that is both underexplored and understudied. It also highlights some of the recent high-level work being done at West African universities and research institutes.