HADACH Fatiha

For the first time, a detailed ichnological analysis has been carried out on the Paleozoic terrains of the Eastern Jebilet, a Hercynian mountain range (north of Marrakech-Morocco). The upper Visean sediments at Kodiat Oulad Abid and Kodiat Sidi Boumedaine are dominated by sandstone facies, conglomeratic facies and schist facies. Some eight fossil t...

The Maastrichtian section within Oued Lahouar offers a unique opportunity to investigate sedimentological characteristics and depositional processes in this stratigraphic unit. This study presents a comprehensive sedimentological description of the Maastrichtian section in Oued Lahouar, focusing on lithology, sedimentary structures, and depositiona...

Currently, a major concern revolves around nitrate pollution affecting various rivers, lakes, and underground aquifers in the kingdom. To assess the extent of this contamination, in-depth analyses of water samples are required. The results of these analyses reveal a daily increase in nitrate levels in the water, with detrimental consequences for th...

The analysis of the synclinal section of Jebel Sour in the High Atlas of Marrakech reveals a Liassic series characterized by fossiliferous limestones,clay and dolomites. Recurring elementary sequences, marked by erosive bases, provide important reference points. This series, composed of intercalated layers of limestone and dolomite with clayey beds...

The Gharb plain is located in the northern part of Morocco. This plain was formed during the Alpine orogenic phase. Its evolution is the result of the succession of several tectonic phases staggered over geological time. The Gharb groundwater table is the subject of our hydrochemical and isotopic study. The main aim is to understand how the table...

Water erosion is a major agronomic, economic and environmental concern in semi-arid Mediterranean environments. The choice of method to estimate it depends on the data available and the conditions of the study area. Located in northwest Morocco, with a surface area of 9971.54 km2, the Bouregreg basin suffers from the phenomenon of water erosion. Th...

This study aims to determine the indicators of emersion in the Liassic deposits of the Tafilalet basin, located in the Ait Ourir region, to characterize different structures and gain a better understanding of the paleoenvironment. The Liassic series of Tafilalet exhibits a variety of geological features, including dissolution breccias, carbonate-fi...

The exploration and understanding of the origins of geothermal sources require an understanding of the lithological nature of the subsurface terrain and its mode of deformation. This understanding can only be achieved through powerful studies such as geophysical studies, specifically seismic reflection surveys. Seismic reflection is a technique tha...

Geothermal energy is a widely distributed resource globally. Countries situated on active tectonic zones, such as Iceland, the Philippines, and New Zealand, actively harness this energy source. However, even in less tectonically active areas, geothermal energy can be utilized with appropriate technologies. Geothermal power plants of varying capacit...

The Khnifiss Lagoon, situated in the southern region of Morocco, stands as a globally significant biological reserve, particularly noted for its diverse fauna. So many researchers have conducted comprehensive studies encompassing hydrological parameters, sedimentology, and currents within the lagoon. The findings from the analysis of currents revea...

The analysis of various physical and geomorphological characteristics of the watershed aims at a quantitative evaluation of its shape, slope, orientation, relief, as well as the quantity and arrangement of the hydrographic network. A thorough understanding of these aspects will lead to a better grasp of the factors responsible for variations in hyd...

North of Marrakech, the Hercynian massif of Jebilet is part of the Moroccan Meseta, which lies between the Rif and High Atlas Mountain ranges. It is a segment of Paleozoic age oriented in a sub-meridional direction, with a length of approximately 170 km and a width ranging from 7 to 40 km. This massif forms a collection of hills and rocky plains, f...

Cretaceous deposits in the Ait Ourir region have been the subject of numerous researches. Our study concerns particularly the Aptian-Albian deposits. The paleogeographic and especially paleoclimatic evolution of the Apto-Albian deposits is defined by scanning electron microscope study SEM of surface textures of quartz grains, and by the study of is...

Hydrosystems worldwide, and specifically in southern Morocco (such as Souss and Draa), grapple with the repercussions of extreme weather and climate events, encompassing prolonged periods of severe drought and sporadic episodes of sudden, intense rainfall. Unfortunately, there is a notable paucity of studies addressing this pivotal issue. Consequen...

The increasing exploration of geothermal energy, a recently updated ancient source, promises significant future development due to its inexhaustible potential. Extracted from subsurface heat, this energy continually renews itself, offering diverse applications such as heating, electricity production, and calorie storage. This study focuses on asses...

This work represents an in-depth study of the relationship between the emplacement of pegmatites in the Sidi Bou Othman region, at the heart of the Jebillet massif in Morocco, and the geodynamic model. This research is based on the results of a detailed analysis of thin sections derived from samples collected at the study site. The Jebillet massif,...

The phosphatic basin of Ouled Abdoun, located in the northwest of Morocco, is widely recognized as one of the most important phosphate basins globally. It holds considerable economic significance, both for Morocco and for global phosphate supply. The use of satellite imagery facilitates mapping in the Ouled Abdoun basin. Analysis of band reports de...

The study of the Maastrichtian epoch within the Agadir basin, situated in the Western High Atlas region of Morocco, has brought to light an abundance of distinct trace fossils scattered throughout the investigated section. This research places a particular emphasis on the identification of trace fossils, also known as ichnofacies-an important conce...

Drought, a devastating meteorological phenomenon, has a significant impact on various regions of the globe, including Morocco. The phenomenon is characterized by a significant drop in precipitation, with adverse consequences for water resources, particularly groundwater.In Morocco, drought represents a major challenge, severely affecting the countr...

The Koudiat Lahamara deposit, part of the Paleozoic Eastern Jebilet Massif (Morocco), is essentially built up by a series of alternating silicoclastic, bioclastic and coral facies.Microscopic studies of samples taken from the area have enabled us to draw geographical reconstructions of the different periods when a bio-constructed assemblage of cora...

The remote sensing processing analysis and Geographical Information Systems (GIS) have become a directing and hopeful tool for lithological mapping. The present work consists in identifying the lithological formation in order to improve the geological context in the northern Sub-Atlasic zone of Marrakech High Atlas. For this purpose, multispectral...

The Upper Jurassic of the Moroccan margin, particularly in the Agadir Essaouira basin and specifically in its western part towards the Atlantic Ocean, is characterized by geological diversity. It is studied from a paleo-ichnological perspective to analyze the various ichnofacies most commonly found, such as Thalassinoides, Planolites, Arénicolites,...

The Ouled Abdoun phosphate basin located in the northwest of Morocco is considered one of the largest phosphate basins in the world. It represents a major economic opportunity for Morocco and a global source of phosphate supply. The mapping of the Ouled Abdoun basin using satellite imagery, including Landsat and Aster images, and the application of...

Laayoune-Sakia El Hamra, a pivotal point in southern Morocco, grapples with escalating water demand amid demographic pressures and scarce water points, posing a significant challenge to resource management. Groundwater, with salinity levels from 2g/l to 9 g/l, serves as the sole supply source in the absence of perennial watercourses. The Foum El Ou...

Groundwater plays a crucial role in the Moroccan context, representing a vital resource for the country's socioeconomic development. However, the growing demand for water for domestic, agricultural, recreational and industrial needs is exposing this resource to significant pressures, making it particularly vulnerable, especially in the face of drou...

The investigation of the Maastrichtian epoch in the Western High Atlas region reveals insights across biostratigraphy, lithostratigraphy, and paleogeography. The study emphasizes Echinoderm and ostracod identification. Notably, ostracods include (Bythocypris gohrbandti “Wesker 1968”, Ovocytheridea cf. producta, Cytherellia aff. gambiensis “Apostole...

The interest of our study is the Maastrichtian phosphate series of the southern side of the western High Atlas. During that epoch, we observe a resurgence of the sea marked by a significant Atlantic transgression, encompassing the entire study area, extending even to the Moroccan coastline, the Saharan platform, southern Tunisia, and eastern Egypt....

Geothermal energy, an eco-friendly power source tapping into Earth's internal heat, is a renewed ancient solution poised for robust development. Evolving with modern advancements, it provides a sustainable and versatile energy solution by perpetually renewing heat from the Earth's subsoil, enabling applications such as heating systems, networks, an...

Water erosion is a major problem in Morocco, and its vulnerability is growing all the time. Indeed, the Bouregreg watershed is one of several Moroccan basins affected by this phenomenon, resulting in annual soil losses that disrupt the natural balance of the basin's ecosystems and hamper the region's socioeconomic development. This soil loss is par...

The Beni Bousera orogenic peridotites (northern Morocco) are associated with a variety of pyroxenite layers of variable volumes. These pyroxenites’ mineralogy and their chemical compositions are better explained by means of a complex multi-stage model implying in the possibility that it is formed as (1) high-pressure cumulates or (2) residues from...

The Upper Cenomanian-Lower Turonian of the Imini-Boutazoult region consists of a limestone containing Mn mineralization-rich beds. In order to demonstrate the relation between the mineralization and the sedimentary context, this study was carried out to analyze the evolution of the paleoenvironments during this interval. In the field, the boundarie...

The present work consists in identifying the geological facies and defining the dominant orientation of the lineaments in order to improve the knowledge on the local geodynamics in the Northern Sub-Atlasic zone of the Marrakesh High Atlas, the Ait Ourir basin region, The latter is characterized by a post-Hercynian Mesozoic cover folded into broad s...

The sedimentological analysis of the lower Cretaceous red deposits in the Boumalne Dades region (Central High Atlas) presented in this article is based on field observations associated with sedimentological methods (morphoscopy, exoscopy, and mineralogy determination of clays) conducted to investigate the paleo-environment of this study area. The a...

This paper presents a new interpretation of the paleogeographic evolution of the northern side of the High Atlas Range of Marrakesh (Morocco) based on a tectonic, lithological, sedimentological, and paleontological description of the three outcropping Upper Cretaceous Formations: The Anou-Nfeg Formation, the Aït Abbes Formation, and the Chichaoua F...

This paper presents a new interpretation of the paleogeographic evolution of the northern side of the High Atlas Range of Marrakesh (Morocco) based on a tectonic, lithological, sedimentological, and paleontological description of the three outcropping Upper Cretaceous Formations: The Anou-Nfeg Formation, the Aït Abbes Formation, and the Chichaoua F...

The main objective of this work is to test the use of Landsat Oli Tirs imagery for structural identification in the region of the Aït Ourir basins (High Western Atlas). Different processing techniques were used (color composites, band ratios, principal component analysis and directional filters) which provide an excellent discrimination between the...

The main objective of this work is to test the use of Landsat Oli Tirs imagery for structural identification in the region of the Aït Ourir basins (High Western Atlas). Different processing techniques were used (color composites, band ratios, principal component analysis and directional filters) which provide an excellent discrimination between the...

The sedimentological study of the red formations (Senonian series) represents a challenge and an exciting subject that needs to be explored. This paper will present the sedimentological, stratigraphic, and paleogeographic aspects of the Upper Cretaceous of the ARG N'SIDIALI OR BOURK, Central High Atlas Morocco. In this region, a marker section was...

The present work deals with the sedimentological, lithostratigraphic and paleoenvironmental study of the red (Senonian) series of the two sections Asfalou and Anmitar located in the district of Imini, Asfalou. These areas are semi-arid zone in the south of the High central Atlas-Morocco. Different analysis was performed such as a sedimentological,...

Abstract. The study area belongs to the southern edge of the central High Atlas. It is limited to the North by the Sub-atlasic accident and to the South by the extension of the Eastern Anti Atlas formations. To determine the depositional environments of the Senonian series, a sedimentological analysis of the facies was carried out based on field ob...

The study area belongs to the southern edge of the central High Atlas. It is limited to the North by the Sub-atlasic accident and to the South by the extension of the Eastern Anti Atlas formations. To determine the depositional environments of the Senonian series, a sedimentological analysis of the facies was carried out based on field observations...

Abstract: This sedimentological and palaeontological analysis of the Aptian–Albian sedimentary succession of the Ait Ourir basin in the High Atlas Mountains of Marrakesh in Morocco provides new data from a previously poorly understood basin. The palaeoenvironmental evolution is deduced based on a facies analysis allowing the restoring of deposition...

Abstract. This study exploited the multispectral Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) and Landsat 8 Operational Land Imager (OLI) data in order to map lithological units and structural map in the south High Atlas of Marrakech. The method of analysis was used by principal component analysis (PCA), band ratios (BR),...

Abstract. This study exploited the multispectral Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) and Landsat 8 Operational Land Imager (OLI) data in order to map lithological units and structural map in the south High Atlas of Marrakech. The method of analysis was used by principal component analysis (PCA), band ratios (BR),...

The study of the Senonian from the High Western Atlas of Marocco resulted in new biostratigraphic, lithostratigraphic and palaeogeographic data. The paleogeographic evolution during each stage was deduced from facies analysis and the reconstruction of depositional environments in space and time. The Coniacian: During this period a major regression...

The study of the Aptian-Albian terrains of the High Western Atlas, in the Ait Ourir basin, Morocco, allowed us to acquire new sedimentological, biostratigraphic and palaeogeographic data (Algouti et al., 2015, 2016; Hadach et al., 2017). The succession of the Tadhart limestones and dolomitic marls (Tadhart Formation), the Lemgo Formation and the fo...

The detailed sedimentological study of the Senonian in the Wanina basin of Aït Ourir basins attached to the northern slope of the High Atlas Marrakech, gave the deposit silty carbonato-evaporite, which are carried out in an environment of type sebkha where alternate phases of detrital inputs, under a hot and arid climate and in conditions of bridg...

At the level of the north hillside of the western High Atlas, only the training of limestones and dolomitic marls of Aït Abbes was recognized in Senonian. It is topped by the phosphated series. To highlight a tectonic action at the end of lower Santonian of Sidi Bou Othman's region and which is probably due to a halocinique phase, three cuts were b...

Abstract At the level of the north hillside of the western High Atlas, only the training of limestones and dolomitic marls of Aït Abbes was recognized in Senonian. It is topped by the phosphated series. To highlight a tectonic action at the end of lower Santonian of Sidi Bou Othman's region and which is probably due to a halocinique phase, three cu...

La cartographie géologique nécessite un travail de terrain sérieux et pénible. Avec l’aide des outils de télédétection et de SIG, cette tâche devient plus aisée. Ainsi, pour identifier et différencier les formations lithologiques de la zone des cuvettes d’Ait Ourir, nous avons utilisé les données satellitaires de Landsat 8 (capteur OLI_TIRS). Le tr...

The sedimentological and biostratigraphic study of Upper Cretaceous in the region of Imin'Tanout allowed to individualize three differents senonians formations: The dolomitic limestone and marl formation of Anou-nfeg of Coniacien age, the dolomitic formation of Ait Abbes of Santonian age and the phosphatic formation of Maastrichtian age. The first...

The work presented here is a contribution to the localization and characterization of favorable levels to artisanal mining for pottery by geochemical analysis of the clay samples. The macroscopic and microscopic description of the different facies identified in the study area allows the interpretation of sedimentological and structural characterist...