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Chemical and spectroscopic characterization of tourmaline from the ancient Roman mines in the Eastern Desert of Egypt 期刊论文
发表期刊: ENVIRONMENTAL EARTH SCIENCES. 出版年: 2022, 卷号: 81, 期号: 3
作者:  Surour, Adel A.;  Omar, Sayed M. A.
收藏  |  浏览/下载:27/0  |  提交时间:2022/03/17
Tourmaline  Cation substitution  SEM-EDX  EMPA  FTIR spectra  Reflectance  Egypt  
Physico-chemical conditions controlling the radionuclides mobilisation in various granitic environments 期刊论文
发表期刊: INTERNATIONAL JOURNAL OF ENVIRONMENTAL ANALYTICAL CHEMISTRY. 出版年: 2020
作者:  El Mezayen, Ahmed M.;  Ibrahim, Eman M.;  El-Feky, Mohamed G.;  Omar, Sayed M.;  El-Shabasy, Ahmed M.;  Taalab, Sherif A.
收藏  |  浏览/下载:15/0  |  提交时间:2020/05/22
Uranium  physico-chemical conditions  pegmatites  chemical index of alteration (CIA)  Kab Amiri area  Egypt  
Historiography and FTIR spectral signatures of beryl crystals from some ancient Roman sites in the Eastern Desert of Egypt 期刊论文
发表期刊: ENVIRONMENTAL EARTH SCIENCES. 出版年: 2020, 卷号: 79, 期号: 23
作者:  Surour, Adel A.;  Omar, Sayed A. M.
收藏  |  浏览/下载:5/0  |  提交时间:2021/01/07
Egyptian beryl  Eastern desert  Cleopatra's emerald mines  FTIR spectra  Reflectance  
Adsorption of rare earth elements by strong acid cation exchange resin thermodynamics, characteristics and kinetics 期刊论文
发表期刊: SN APPLIED SCIENCES. 出版年: 2019, 卷号: 1, 期号: 1
作者:  Khawassek, Yasser M.;  Eliwa, Ahmed A.;  Haggag, El Sayed A.;  Omar, Sayed A.;  Abdel-Wahab, Saad M.
收藏  |  浏览/下载:14/0  |  提交时间:2021/01/08
Dowex 50X8  REEs adsorption  Kinetics  Thermodynamics  Matrix diffusion  
Composition, age, and origin of the similar to 620 Ma Humr Akarim and Humrat Mukbid A-type granites: no evidence for pre-Neoproterozoic basement in the Eastern Desert, Egypt 期刊论文
发表期刊: INTERNATIONAL JOURNAL OF EARTH SCIENCES. 出版年: 2012, 卷号: 101, 期号: 7, 页码: 1705-1722
作者:  Ali, Kamal A.;  Moghazi, Abdel-Kader M.;  Maurice, Ayman E.;  Omar, Sayed A.;  Wang, Qiang;  Wilde, Simon A.;  Moussa, Ewais M.;  Manton, William I.;  Stern, Robert J.
收藏  |  浏览/下载:13/0  |  提交时间:2019/11/29
U-Pb zircon dating  A-type granite  Neoproterozoic  Nd isotopes  Arabian-Nubian Shield  
Mineralogy of polymetallic mineralized pegmatite of Ras Baroud granite, Central Eastern Desert, Egypt 期刊论文
发表期刊: JOURNAL OF MINERALOGICAL AND PETROLOGICAL SCIENCES. 出版年: 2010, 卷号: 105, 期号: 3, 页码: 123-134
作者:  Raslan, Mohamed F.;  El-Shall, Hassan E.;  Omar, Sayed A.;  Daher, Ahmed M.
收藏  |  浏览/下载:20/0  |  提交时间:2019/11/29
Samarskite-Y  Zircon and thorite inclusions  Ras Baroud granitic pegmatite  Eastern Desert  Egypt  
The significance of gneissic rocks and synmagmatic extensional ductile shear zones of the Barud area for the tectonics of the North Eastern Desert, Egypt 期刊论文
发表期刊: JOURNAL OF AFRICAN EARTH SCIENCES. 出版年: 2006, 卷号: 46, 期号: 3, 页码: 201-220
作者:  Fowler, Abdel-Rahman;  Ali, Khaled G.;  Omar, Sayed M.;  Eliwa, Hassan A.
收藏  |  浏览/下载:9/0  |  提交时间:2019/11/28
neoproterozoic  North Eastern Desert  extensional hot ductile shear zones  amphibolites  arc tectonics  Qena-Safaga Line