Jebel Bou-Agrao, Tamazeght Mountain Range, Khénifra Province, Béni Mellal-Khénifra Region, Morocco
|Latitude & Longitude (WGS84):||32° 36' 35'' North , 4° 31' 41'' West|
|Latitude & Longitude (decimal):||32.61000,-4.52833|
|Other regions containing this locality:||High-Atlas Mountains, Morocco|
Atlas Mountains, North Africa
|Köppen climate type:||BSk : Cold semi-arid (steppe) climate|
|Name(s) in local language(s):||Jebel Bou-Agrao|
Jebel Bou-Agrao is a 18 x 6 km large alkaline-peralkaline complex of volcanic to plutonic mass of Middle Eocene age located in the Tamazeght Moutain Range on the northern Central High Atlas flanks, between the populations of Zebzate and Ait Labbes, approx. 20 km southwest of Midelt.
68 valid minerals.
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
145 - 201.3 Ma
|Jurassic sedimentary rocks|
Khadem Allah, Bouchra (1993): Syénites et pegmatites néphéliniques de complex alcaline du Tamazeght (Haut Atlas de Midelt, Maroc). Unpublished Thése Doctorat (Ph.D Thesis), Université Paul Sabatier, Toulouse. 240 p.
KHADEM ALLAH, B., FONTAN, F., KADAR, M., MONCHOUX, P. & SØRENSEN, H. (1998): Reactions between agpaitic nepheline syenitic melts and sedimentary carbonate rocks, exemplified by the Tamazeght complex, Morocco. Geokhimiya 7, 643-655.
Salvi, S., Fontan, F., Monchoux, P., Williams-Jones, A. E., & Moine, B. (2000). Hydrothermal mobilization of high field strength elements in alkaline igneous systems: evidence from the Tamazeght Complex (Morocco). Economic Geology, 95(3), 559-576.
Marks, M. A. W., J. Schilling, I.M. Coulson, T. Wenzel and G. Markl (2008): The alkaline-peralkaline Tamazeght Complex, High Atlas Mountains, Morocco: Mineral chemistry and petrological constraints for derivation from a compositionally heterogeneous mantle source. Journal of Petrology, 49, 1097-1131.
Schilling, J., Marks, M.A.W., Wenzel, T. & Markl, G. (2009): Reconstruction of magamatic to subsolidus processes in an agpaitic system using eudialyte textures and compositions: a case study from Tamazeght, Morocco. Canadian Mineralogist 47, 351-365.
Geology of Greenland Survey Bull., vol. 190.