全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Gaafar El Bahariya
来源:[J].Arabian Journal of Geosciences(IF 0.74), 2018, Vol.11 (12), pp.1-23Springer
摘要:Abstract(#br)The present work presents new field observations on the geological characteristics of the Neoproterozoic ophiolites of the Central Eastern Desert (CED) of Egypt. Based on mode of occurrences, the investigated ophiolites appear to show characteristics of both MORB-t...
作者:M. A. Abd El-Wahed , I. A. Thabet
来源:[J].Geotectonics(IF 0.746), 2017, Vol.51 (4), pp.438-462Springer
摘要:... The structural style of the Mubarak shear belt is consistent with dextral transpression within the Central Eastern Desert where dextral and reverse shear have developed simultaneously with the regional foliation. The high strain zone of the Mubarak shear belt is characte...
作者:A.K. El-Shazly , K.I. Khalil , H.A. Helba
来源:[J].Precambrian Research(IF 4.441), 2019, Vol.325, pp.192-216Elsevier
摘要:Abstract(#br)Banded iron formations (BIF) occur intercalated with Neoproterozoic volcanosedimentary units in 13 localities in the Egyptian Central Eastern Desert (CED). These units are characterized by magnetite and hematite-rich layers alternating with quartz-rich layers con...
作者:O. A. Zaki , S. H. AbdAlnabi , S E. Abd El Wahab ...
来源:[J].Arabian Journal of Geosciences(IF 0.74), 2017, Vol.10 (14)Springer
摘要:This study presents analysis and interpretation of aeromagnetic data to construct subsurface structure maps and determine the depths to magnetic basement. Subsequent analysis steps are applied to the total magnetic intensity (TMI) data. These steps include Reduction to the P...
作者:Mohamed M. Hamdy , Anton G. Waheeb , Samir M. Aly ...
来源:[J].Journal of African Earth Sciences(IF 1.229), 2017Elsevier
摘要:Abstract(#br)The Gabal Nasb El Atshan Upper Carboniferous-Lower Permian altered trachytes include uranium up to 3165 ppm. The paleostress and resolved shear stress analyses of the deformation systems in Gabal Nasb El Atshan area indicate that the trachyte was subjected to WN...
作者:Khairiya M. Fawzy
来源:[J].Journal of African Earth Sciences(IF 1.229), 2018, Vol.146, pp.150-157Elsevier
摘要:Abstract(#br)Quartz-fluorite-calcite veins were deposited by hydrothermal solutions along structures in Gabal El Atawi granitic pluton. The present investigation aims to study the geochemical characteristics and petrogenesis of Gabal El Atawi fluorite veins. Micro-inclusions...
作者:Ali F. Osman , Baher A. El Kalioubi
来源:[J].Journal of African Earth Sciences(IF 1.229), 2014, Vol.99, pp.39-50Elsevier
摘要:Abstract(#br)The Um Had and Um Effein (UHUE), Central Eastern Desert of Egypt, are elliptical and circular bodies of monzogranite to syenogranite with subordinate alkali feldspar granite. The UHUE granites are quite evolved (SiO 2 = 67–74 wt.%), and have characteristics o...
作者:A.K. El-Shazly , K.I. Khalil
来源:[J].Precambrian Research(IF 4.441), 2016, Vol.283, pp.144-168Elsevier
摘要:Abstract(#br)The Central Eastern Desert (CED) of Egypt which is part of the Arabian–Nubian Shield, is characterized by the unique occurrence of small bodies of banded iron formation (BIF) intercalated with volcanic and volcaniclastic rocks of an “ophiolitic – island ar...
作者:Mohamed A. Abd El-Wahed , Hassan Harraz , Mohamed H. El-Behairy
来源:[J].Ore Geology Reviews(IF 2.417), 2016, Vol.78, pp.424-446Elsevier
摘要:... The gold mineralization in Sukari gold mine and neighboring areas in the Central Eastern Desert of Egypt is mainly controlled by the conjugate shear zones of the Najd Fault System and related to E-W directed shortening associated with oblique convergence between East and Wes...
作者:Asran Mohamed Asran , Ashraf Emam , Abdelhamid El-Fakharani
来源:[J].LITHOS(IF 3.779), 2017, Vol.282-283, pp.358-372Elsevier
摘要:Abstract(#br)The Gebel El-Delihimmi granite intrusion, located in the Central Eastern Desert of Egypt, cuts the core of a major anticlinal structure of calc-alkaline metavolcanics and ophiolitic mélange rocks. The intrusion is microscopically differentiated into granodiorite, ...

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