By André Michard, Omar Saddiqi, Ahmed Chalouan, Dominique Frizon de Lamotte
Morocco is without doubt one of the so much attention-grabbing lands on this planet from the viewpoint of its geological constitution and evolution. Our wisdom at the geology of the rustic has been tremendously more advantageous over the past a long time, in keeping with a number of seismic profiles and boreholes, seismological research of focal mechanisms, seismic tomography, gravimetric/geodetic modelling and, nevertheless, in keeping with an enormous nationwide application of Geological Mapping together with smooth geochemical analyses (trace components) and trustworthy isotopic datings (39Ar-40Ar, U-Pb zircon, Sm-Nd, etc). additionally, a few educational reports were played in relation with the expanding variety of Moroccan universities.
Accordingly, there has been an utmost urgency to adopt a brand new treatise of Moroccan geology which can replacement for the classical Eléments de géologie marocaine, released in 1976 via A. Michard within the Notes et Mémoires du carrier géologique du Maroc (re-edited two times seeing that 1976, with greater than 6000 copies offered, and… translated in eastern for engineers!). a brand new treatise has been ready among April 2006 and July 2007 less than the coordination of A. Michard, assisted through O. Saddiqi, and A. Chalouan, through a large panel of authors from Morocco, France or Belgium top-of-the-line connoisseurs of the rustic. with a view to emphasize the overall curiosity of the ebook, we eventually keep the next identify: Continental Evolution: The Geology of Morocco. constitution, Stratigraphy, and Tectonics of the Africa-Atlantic-Mediterranean Triple junction.
The enhancing and construction of this publication was once supported through the next organisations:
The Geological Society of France (SGF)
The nationwide place of work of Hydrocarbons and Mines of Morocco (ONHYM)
The overseas Lithosphere application (ILP)
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Morocco is among the such a lot interesting lands on this planet from the perspective of its geological constitution and evolution. Our wisdom at the geology of the rustic has been drastically enhanced over the last a long time, in line with quite a few seismic profiles and boreholes, seismological research of focal mechanisms, seismic tomography, gravimetric/geodetic modelling and, nevertheless, according to an incredible nationwide software of Geological Mapping together with sleek geochemical analyses (trace parts) and trustworthy isotopic datings (39Ar-40Ar, U-Pb zircon, Sm-Nd, etc).
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Gregory's amazing profession and his clinical paintings are precise and severely assessed. money owed of his heroic 1893 day trip to the Rift Valley (a time period he coined) in Kenya (now the Gregory Rift), his first crossing of Spitzbergen, and his resignation as chief of the 1st British Antarctic excursion of 1901, whilst racing to the Pole less than Scott grew to become the concern, draw on unpublished letters.
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London Spec. Publ. 262, 2006. , G´eologie du Maroc, Editions Pumag, Casablanca, 1994, 284 p. : Histoire g´eologique du Maroc, d´ecouverte et itin´eraires. Notes Mem. Serv. Geol. Maroc 409, 2000, 115 p. , Geology of northwest Africa, Borntraeger, Berlin, 2001, 310 p. , G´eologie du Maroc, Ed. G´eode, Marrakech, 2007, 280 p. 1 An Outline of the Geology of Morocco 29 Papers Note: As a general rule, the references proposed in this volume correspond to the last three decades only, being dated from the 80s to early 2008, except in Chap.
1998), Cordani et al. (2003). The Proterozoic glaciations have been reviewed by Ramstein et al. (2004). Considering the recent data that place the Saghro Group in the 630–610 age range (see Sect. 2), only a single (meta) sedimentary group can be considered now as pre-Pan-African, which is labelled the “Taghdout Group” in the Zenaga inlier and “Lkest Group” in the Kerdous massif (see also “Tizi n’Tarhatine Group”). ), stromatolitic carbonates and sandy-pelitic beds (Fig. 7A, B). A progressive change of the sedimentary facies is observed from SW to NE: conglomerates and sandstones dominate in the Bas Draa and Ifni inliers, quartzites and pelites in the Kerdous and Igherm inliers, and quartzites, limestones and pelites in the Tata, Zenaga and Bou Azzer inliers, closer to the AAMF.
2004), Benziane (2007). A review of the EburnianTransamazonian belt was published by Bertrand & Jardim de S´a (1990). Other references concerning this belt in the Reguibat Shield are given in Chap. 1. The basement units of the Anti-Atlas Precambrian massifs south of the AAMF include both metamorphic and magmatic rocks, referred to as “PI” or “XI” on geological maps. The metamorphic rocks range from low-grade phyllites and greenschists (“Bas Draa” and “Had n’Tahala Groups”) to amphibolite facies schists and migmatites (“Zenaga Group”).
Continental Evolution - The Geology of Morocco - Structure, Stratigraphy, and Tectonics of the Africa-Atlantic-Mediterranean Triple Junction by André Michard, Omar Saddiqi, Ahmed Chalouan, Dominique Frizon de Lamotte