| | Journal (article/letter/editorial) | ironstones, El Bahariya Depression, Western Desert, Egypt Walid Salama a,⁎, Mourtada El Aref a, Reinhard...Department, Faculty of Science, Cairo University, Giza-12613, Egypt Institute of Earth Sciences, Friedrich Schiller...Keywords: Mineralogy Geochemistry Ironstone El Bahariya Depression Egypt a b s t r a c t The Middle Eocene ironstone...in the northeastern part of El Bahariya Depression, Western Desert, Egypt. This succession is subdivided...apatite, and secondary minerals that include quartz, jarosite, psilomelane, and pyrolusite. Organic materials | | | Journal (article/letter/editorial) | yttrium geochemistry – A case study from the Bahariya region, Egypt A.M. Afify, M.E. Sanz-Montero, J.P. Calvo...yttrium geochemistry – A case study from the Bahariya region, Egypt, Ore Geology Reviews (2018), doi: https://doi...yttrium geochemistry – A case study from the Bahariya region, Egypt Afify, A.M.a,b,*, Sanz-Montero, M.E.a,...Faculty of Science, Benha University, 13518 Benha, Egypt * Corresponding author (adel_geol@yahoo.com) ABSTRACT...Cretaceous and lower Cenozoic) in northern Bahariya, Egypt. The ironstones occur as uneconomic thin bands | | | Journal (article/letter/editorial) | Faculté des Sciences de Tunis, Université de Tunis El Manar, 2092 Tunis, Tunisie Corresponding author:...contains around 48% Fe, 5% Al and up to 1.5% P. Jarosite, alunite and manganese minerals (cryptomelane...Middle Eocene ironstone deposits of El Bahariya Depression (Egypt) represent the only economic oolitic...to point out that in northern Africa (Algeria, Egypt, Sudan and Nigeria), other Late Cretaceous-Tertiary...south east of Gafsa city on the road joining Gafsa to El Guettar−Bou Omrane towns (Fig. 1A). It lies at the | | | Book | Zakaria Hamimi · Ahmed El-Barkooky · Jesús Martínez Frías · Harald Fritz · Yasser Abd El-Rahman Editors The...The Geology of Egypt Regional Geology Reviews Series Editors Roland Oberhänsli, Potsdam, Brandenburg... Zakaria Hamimi • Ahmed El-Barkooky Jesús Martínez Frías • Harald Fritz • Yasser Abd El-Rahman Editors The...Geology of Egypt 123 • Editors Zakaria Hamimi Department of Geology Benha University Benha, Egypt Jesús...Madrid, Spain Ahmed El-Barkooky Department of Geology Cairo University Giza, Egypt Harald Fritz Department |
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