Search Results - "Ouabadi, A."

Enigmatic well-characterized remanent magnetization of silicified Lower Devonian rocks from the Tadrart area (Murzuq basin, SE Algeria) by Derder, M. E. M., Henry, B., Maouche, S., Amenna, M., Ouabadi, A., Bayou, B., Bestandji, R., Bouabdallah, H., Ayache, M., Beddiaf, M.

“…To improve the poor Gondwana paleomagnetic database for Devonian times, detailed paleomagnetic analyses were performed on red chert-like rocks and partly…”
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Repeated granitoid intrusions during the Neoproterozoic along the western boundary of the Saharan metacraton, Eastern Hoggar, Tuareg shield, Algeria: An AMS and U–Pb zircon age study by Henry, B., Liégeois, J.P., Nouar, O., Derder, M.E.M., Bayou, B., Bruguier, O., Ouabadi, A., Belhai, D., Amenna, M., Hemmi, A., Ayache, M.

“…The N–S oriented Raghane shear zone (8°30′) delineates the western boundary of the Saharan metacraton and is, with the 4°50′ shear zone, the most important…”
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Chemical remagnetization acquisition processes: case study of the Saharan basins (Algeria) by Amenna, M., Derder, M. E. M., Henry, B., Maouche, S., Bayou, B., Bestandji, R., Bouabdallah, H., Ouabadi, A., Ayache, M., Beddiaf, M.

“…In Ordovician and Silurian sedimentary formations of the Murzuq basin (Saharan platform, Algeria), different remagnetization processes have been highlighted…”
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Structural styles and Neogene petroleum system around the Yusuf-Habibas Ridge (Alboran Basin, Mediterranean Sea) by Medaouri, M, Bracene, R, Deverchere, J, Graindorge, D, Ouabadi, A, Yelles-Chaouche, A. K

“…The Algerian offshore is part of the southern margin of the western Mediterranean Sea. The western part of this offshore area represents the transitional…”
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New African Lower Carboniferous paleomagnetic pole from intrusive rocks of the Tin Serririne basin (Southern border of the Hoggar, Algeria) by Derder, M.E.M., Henry, B., Bayou, B., Ouabadi, A., Bellon, H., Djellit, H., Khaldi, A., Amenna, M., Baziz, K., Hemmi, A., Guemache, M.A.

“…A paleomagnetic study has been conducted on intrusive doleritic rocks cropping out within Devonian horizontal tabular formations of the Saharan craton (Tin…”
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Petrological, geochemical, and stable isotope constraints on the genesis of the Miocene igneous rocks of Chetaibi and Cap de Fer (NE Algeria) by Laouar, R., Boyce, A.J., Arafa, M., Ouabadi, A., Fallick, A.E.

“…Miocene igneous rocks (diorites, andesites, dacites, rhyolites and microgranites) of Chetaibi and Cap de Fer massif, NE Algeria, are high-K calc-alkaline to…”
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Stable isotope study of the igneous, metamorphic and mineralized rocks of the Edough complex, Annaba, Northeast Algeria by Laouar, R., Boyce, A.J., Ahmed-Said, Y., Ouabadi, A., Fallick, A.E., Toubal, A.

“…The petrogenesis of igneous, metamorphic and mineralized rocks in the Edough massif, NE Algeria, indicates an interplay between crustal and magmatic sources,…”
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Late Ediacaran geological evolution (575–555 Ma) of the Djanet Terrane, Eastern Hoggar, Algeria, evidence for a Murzukian intracontinental episode by Fezaa, Nassima, Liégeois, Jean-Paul, Abdallah, Nachida, Cherfouh, El Hadi, De Waele, Bert, Bruguier, Olivier, Ouabadi, Aziouz

“…The Eastern Hoggar is by far the least well known part of the Tuareg Shield. It is composed, from west to east, of the Aouzegueur, Edembo and Djanet Terranes…”
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Improved Moscovian part of the Gondwana APWP for paleocontinental reconstructions, obtained from a first paleomagnetic pole, age-constrained by a fold test, from In Ezzane area in the Murzuq basin (Algeria, stable Africa) by Amenna, M., Derder, M.E.M., Henry, B., Bayou, B., Maouche, S., Bouabdallah, H., Ouabadi, A., Ayache, M., Beddiaf, M.

“…•A paleomagnetic study was made on a marine Moscovian formation of stable Africa.•Obtained ChRMs and remagnetization circles data are constrained in age by…”
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Discovery of a Devonian mafic magmatism on the western border of the Murzuq basin (Saharan metacraton): Paleomagnetic dating and geodynamical implications by Derder, M.E.M., Maouche, S., Liégeois, J.P., Henry, B., Amenna, M., Ouabadi, A., Bellon, H., Bruguier, O., Bayou, B., Bestandji, R., Nouar, O., Bouabdallah, H., Ayache, M., Beddiaf, M.

“…Intraplate deformation is most often linked to major stress applied on plate margins. When such intraplate events are accompanied by magmatism, the use of…”
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Paleomagnetic dating of continental geological formations: Strong diachronism evidenced in the Saharan platform and geodynamical implications by Henry, B., Derder, M.E.M., Amenna, M., Maouche, S., Bayou, B., Ouabadi, A., Bouabdallah, H., Beddiaf, M., Ayache, M., Bestandji, R.

“…•Primary magnetization has been determined in a continental Saharan formation.•Dating has been made by comparison of these data with a known APWP.•Diachronism…”
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Eburnean and Pan-African granitoids and the Raghane mega-shear zone evolution: Image analysis, U–Pb zircon age and AMS study in the Arokam Ténéré (Tuareg shield, Algeria) by Nouar, O., Henry, B., Liégeois, J.P., Derder, M.E.M., Bayou, B., Bruguier, O., Ouabadi, A., Amenna, M., Hemmi, A., Ayache, M.

“…► The studied region lies across the western boundary of the Saharan metacraton. ► Eastern basement protolith is dated at 1918±Ma and gneissification at 580±26…”
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The origin and geodynamic significance of the Alpine cordierite-bearing granitoids of northern Algeria. A combined petrological, mineralogical, geochemical and isotopic (O, H, Sr, Nd) study by Fourcade, Serge, Capdevila, Ramon, Ouabadi, Aziouz, Martineau, François

“…In northern Algeria, the coastal area displays a very variegated magmatism of Miocene age, extending E–W over 900 km with a width of less than 50 km. This…”
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The Anfeg post-collisional Pan-African high-K calc-alkaline batholith (Central Hoggar, Algeria), result of the LATEA microcontinent metacratonization by Acef, Kaissa, Liégeois, Jean Paul, Ouabadi, Aziouz, Latouche, Louis

“…The Anfeg batholith (or composite laccolith) occupies a large surface (2000 km 2) at the northern tip of the Laouni terrane, just south of Tamanrasset in…”
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Emplacement and fabric-forming conditions of the Alous-En-Tides granite, eastern border of the Tin Seririne/Tin Mersoı̈ basin (Algeria): magnetic and visible fabrics analysis by Henry, Bernard, Djellit, Hamou, Bayou, Boualem, Derder, Mohamed E.M, Ouabadi, Aziouz, Merahi, Mounir K, Baziz, Kamal, Khaldi, Allaoua, Hemmi, Abderahmane

“…The Alous-En-Tides pluton intruded within one of the most important Late Panafrican N–S shear zones, the 7°30 shear zone in the southern Hoggar shield. A…”
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Emplacement and fabric-forming conditions of the Alous-En-Tides granite, eastern border of the Tin Seririne/Tin Mersoibasin (Algeria): magnetic and visible fabrics analysis by Henry, B, Djellit, H, Bayou, B, Derder, M.E.M., Ouabadi, A, Merahi, M K, Baziz, K, Khaldi, A, Hemmi, A

“…The Alous-En-Tides pluton intruded within one of the most important Late Panafrican N-S shear zones, the 7DG30 shear zone in the southern Hoggar shield. A…”
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