 | | Journal (article/letter/editorial) | | association of the neoproterozoic hafafit core complex, south-eastern desert, egypt Ahmed Hassan Ahmed, Moustafa...association of the neoproterozoic hafafit core complex, south-eastern desert, egypt, Ore Geology Reviews (2018)...association of the Neoproterozoic Hafafit core complex, South-Eastern Desert, Egypt Ahmed Hassan Ahmed1, 2 and... Faculty of Science, Helwan University, Cairo, Egypt Abstract Unusual series of hybrid metasomatic mineral...through ultramafic rocks at the Hafafit complex, south Eastern Desert of Egypt. Two groups of mineralogical |  | | Journal (article/letter/editorial) | | of granitoid gneisses in the Eastern Desert of Egypt and south-west Sinai Received: 18 November 1993/...several places in the southern Eastern Desert of Egypt and in Sinai and have variously been interpreted...grabbroic to granitic gneisses was investigated in the Hafafit area, which constitutes an I-type calc-alkaline...Granites' of Egypt. 2Ā°7pb/2Ā°6pb single zircon evaporation from three samples of the Hafafit gneisses yielded...the same intrusive event as the granitoids at Hafafit. Single zircons from a dioritic gneiss from Wadi |  | | Journal (article/letter/editorial) | | of granitoid gneisses in the Eastern Desert of Egypt and south-west Sinai Received: 18 November 1993/...several places in the southern Eastern Desert of Egypt and in Sinai and have variously been interpreted...grabbroic to granitic gneisses was investigated in the Hafafit area, which constitutes an I-type calc-alkaline...Granites' of Egypt. 2Ā°7pb/2Ā°6pb single zircon evaporation from three samples of the Hafafit gneisses yielded...the same intrusive event as the granitoids at Hafafit. Single zircons from a dioritic gneiss from Wadi |  | Moghazi, A. M., Hassanen, M. A., Mohamed, F. H., Ali, S. (2004) Late Neoproterozoic strongly peraluminous leucogranites, South Eastern Desert, Egypt ? petrogenesis and geodynamic significance. Mineralogy and Petrology, 81 (1) 19-41 doi:10.1007/s00710-003-0021-5 | Journal (article/letter/editorial) | | peraluminous leucogranites, South Eastern Desert, Egypt ā petrogenesis and geodynamic significance A. M...of Science, Alexandria University, Alexandria, Egypt Faculty of Earth Sciences, King Abdulaziz University...along thrust faults in the South Eastern Desert, Egypt. This work presents field observations, whole rock...volumes of felsic magmas of various compositions. In Egypt, granitoids constitute about 50% of the basement...Hassan and Hashad, 1990; Fig. 1. Simplified map of Egypt with distribution of gneisses and migmatites (modified |  | | Journal (article/letter/editorial) | | Neoproterozoic ophiolites of the Eastern Desert, Egypt Adel A. Surour PII: DOI: Reference: S0024-4937(19)30211-7...Neoproterozoic ophiolites of the Eastern Desert, Egypt, LITHOS, https://doi.org/10.1016/j.lithos.2019.05...Neoproterozoic ophiolites of the Eastern Desert, Egypt CR IP T Adel A. Surour* adelsurour@hotmail.com...Faculty of Science, Cairo University, 12613 Giza, Egypt * AC CE PT ED M Corresponding author. ACCEPTED...namely Wadi Sikait, Wadi Abu Rusheid and US Hafafit (SRH belt). These rocks occupy a lower structural |  | El-Desoky, Hatem M., Abdel-Rahman, Ahmed M., Fahmy, Wael, Khalifa, Ibrahim, Mohamed, Salah A., Shirazi, Aref, Hezarkhani, Ardeshir, Shirazy, Adel, Pour, Amin Beiranvand (2023) Ore Genesis of the Abu Ghalaga Ferro-Ilmenite Ore Associated with Neoproterozoic Massive-Type Gabbros, South-Eastern Desert of Egypt: Evidence from Texture and Mineral Chemistry. Minerals, 13 (3) 307 doi:10.3390/min13030307 | Journal (article/letter/editorial) | | Neoproterozoic Massive-Type Gabbros, South-Eastern Desert of Egypt: Evidence from Texture and Mineral Chemistry Hatem...Neoproterozoic Massive-Type Gabbros, South-Eastern Desert of Egypt: Evidence from Texture and Mineral Chemistry. Minerals...11884, Egypt Geology Department, Faculty of Science, Suez Canal University, Ismailia 41522, Egypt Egyptian...(EMRA), 3 Salah Salem St., Abbassia, Cairo 11517, Egypt Department of Mining Engineering, Amirkabir University...are classified into three types, namely black ore, red ore, and disseminated ore. The black ilmenite ore |  | | Journal (article/letter/editorial) | | EASTERN DESERT, EGYPT M. S. AMIN Aā¢n M. OF HAFAFIT, S. AFIA ABSTRACT The gneissesof Hafafit enclose small...depositexaminedoccursin Wadi Hafafit in the CentralEasternDesertof Egypt (Fig. 1). The depositwas briefly... The depositis exploitedat presentby the Upper Egypt Mining Co. S.A.E., who kindly permittedthe examination...depositoccupiesthe lowlandson either side of Vgad{Hafafit, which are surroundedby the massifsof Gebel Migif...and G. Um Kharaba, which is an extentionof the Hafafit Range. These massifswere previouslyexamined by |  | | Journal (article/letter/editorial) | | Rare-Metal Pegmatites from the Southeastern Desert, Egypt: Geology, Geochemistry, and Petrogenesis Gehad M...M. Saleh a a Nuclear Materials Authority, Egypt Published online: 06 Aug 2010. To cite this article:...Rare-Metal Pegmatites from the Southeastern Desert, Egypt: Geology, Geochemistry, and Petrogenesis, International...Rare-Metal Pegmatites from the Southeastern Desert, Egypt: Geology, Geochemistry, and Petrogenesis GEHAD M...Materials Authority, P.O. Box 530, El-Maadi, Cairo, Egypt Abstract The pegmatite province of the Southeastern |  | | Journal (article/letter/editorial) | | āAbu Swayel gneiss belt, south Eastern Desert, Egypt: petrological and geochronological constraints H...Materials Authority, P.O. Box 530, El-Maadi, Cairo, Egypt Institut fuĢr Geologie und PalaĢntologie, Uni6ersitaĢt...Temperature values calculated using the hornblendeā plagioclase geothermometer are in the range of 495ā550 Ā°C...rights reserved. Keywords: Gneiss; Abu Swayel; Egypt; Back-arc basin; Geothermobarometer; Age dating...Gneisses cover : 7% of the Precambrian rocks of Egypt. The main occurrences in the Eastern Desert are |  | Bregar, M., Bauernhofer, A., Pelz, K., Kloetzli, U., Fritz, H., Neumayr, P. (2002) A late Neoproterozoic magmatic core complex in the Eastern Desert of Egypt: emplacement of granitoids in a wrench-tectonic setting. Precambrian Research, 118 (1) 59-82 doi:10.1016/s0301-9268(02)00062-1 | Journal (article/letter/editorial) | | magmatic core complex in the Eastern Desert of Egypt: emplacement of granitoids in a wrench-tectonic...Abstract Core complexes within the Eastern Desert of Egypt evolved in the course of orogen-parallel extension...Precambrian Research 118 (2002) 59ā82 Keywords: Egypt; East African Orogen; Neoproterozoic; Exhumation;...the East African Orogen in the Eastern Desert of Egypt consolidated in the Neoproterozoic by accretion...Central Eastern Desert of Egypt as a result of flank uplift triggered by the Red Sea rift (Garfunkel, 1988; |  | | Journal (article/letter/editorial) | | mineralization in the Central Eastern Desert of Egypt Mohamed A. Abd El-Wahed, Hassan Harraz, Mohamed...mineralization in the Central Eastern Desert of Egypt, Ore Geology Reviews (2016), doi: 10.1016/j.oregeorev...Mineralization in the Central Eastern Desert of Egypt PT Mohamed A. Abd El-Wahed1, Hassan Harraz1 and...Tanta 31527, Egypt 2 Centamin Egypt Ltd, 361 El-Horreya Road, Sedi Gaber, Alexandria, Egypt RI Abstract...neighbouring areas in the Central Eastern Desert of Egypt are controled mainly by the conjugate shear zones |  | Hassan, M., StĆ¼we, K., Abu-Alam, T.S., Klƶtzli, U., Tiepolo, M. (2016) Time constraints on deformation of the Ajjaj branch of one of the largest Proterozoic shear zones on Earth: The Najd Fault System. Gondwana Research, 34. 346-362 doi:10.1016/j.gr.2015.04.009 | Journal (article/letter/editorial) | | Science, Suez Canal University, 41522 Ismailia, Egypt c Norwegian Polar Institute, Hjalmar Johansens...Tanta University, Tanta, Egypt e Egyptian Institute of Geodynamic, Cairo, Egypt f Department of Lithospheric...metamorphic complexes, located in the Eastern Desert of Egypt, Sinai and western Saudi Arabia (Fig. 1a). These...in the Kid area, Sibai and Meatiq regions, MA Egypt as classic ācore complexesā in extensional. Transpressive...encompasses main exposures in Sinai and Eastern Desert of Egypt, D Sudan, Eritrea, Jordan, Yemen and Saudi Arabia |  | | Journal (article/letter/editorial) | | Proterozoic rocks of El Beida area, south Eastern Desert, Egypt M. A. Obeid, A. M. Hussein and M. A. Abdallah Synopsis...Synopsis The El Beida area of the Eastern Desert, Egypt, comprises a wide variety of Late Proterozoic rocks...Eastern Desert of Egypt.25 In ancient times gold came largely from Nubia in south Egypt. Crushing implements...Africa are AllaqiāHeniani, OnibāSol Hamed and the Hafafit culmination.26,38,39,64 The post-accretionary structures...Late Proterozoic rocks of the Eastern Desert of Egypt: the dextral northwest QenaāSafaga, the dextral |  | | Journal (article/letter/editorial) | | late Pan-African Hamisana high strain zone, SE Egypt: field and magnetic fabric evidence Helga de Wall...Authority, 3 Salah Salem Street, Abbassiyah, Cairo, Egypt Received 7 April 2000; accepted 8 September 2000...northern Sudan into southeastern Egypt and meets the present Red Sea coast at :23Ā°N. The HZ has been the...zone (HZ), which is exposed in the Red Sea Hills of southeastern Egypt and northeastern Sudan (Fig. 1)....deformation zones in the Pan-African basement of SE Egypt and NE Sudan and location of the study area in the |  | | Journal (article/letter/editorial) | | in the Abu Swayel area, southern Eastern Desert, Egypt E Finger 1 and H. Mo Helmy 2 1Institut ftir Mineralogie...Faculty of Science, E1 Minia University, E1 Minia, Egypt With 5 Figures Received January 18, 1997; revised...paragneisses from the southern Eastern Desert of Egypt (Abu Swayel area) were analysed with the electron...applied to a Precambrian paragneiss formation in Egypt (Abu Swayel area, Eastern Desert), for which highly...basement of the Arabian-Nubian shield in eastern Egypt (Eastern Desert) is viewed mostly as an orogenic |  | Abu Sharib, Ahmed S.A.A., Maurice, Ayman E., Abd El-Rahman, Yasser M., Sanislav, Ioan V., Schulz, Bernhard, Bakhit, Bottros R. (2019) Neoproterozoic arc sedimentation, metamorphism and collision: Evidence from the northern tip of the Arabian-Nubian Shield and implication for the terminal collision between East and West Gondwana. Gondwana Research, 66. 13-42 doi:10.1016/j.gr.2018.09.004 | Journal (article/letter/editorial) | | 11790 Cairo, Egypt Geology Department, Faculty of Science, Cairo University, Giza 12613, Egypt Economic...Beni-Suef 62511, Egypt RI a Abstract MA In the Wadi Um Had area, Central Eastern Desert, Egypt, NE-trending...Arabian-Nubian Shield, Eastern Desert, Um Had, Egypt PT 1. Introduction Orogenic belts are composed...domains. RI Um Had area in the Eastern Desert of Egypt is part of the extreme northeastern African SC...analyses of major elements in biotite, garnet and plagioclase of the pelitic metasediments. The analyses were |  | | Journal (article/letter/editorial) | | of uplift and erosion along the flanks of the Red Sea in Oligocene and younger times (Stern 2002). It...Group of Egypt and Jibalah Group of Arabia), and Late Neoproterozoic structural domes (e.g. Hafafit, Meatiq...Meatiq and El-Shalul of Egypt), (6) Late Neoproterozoic brittle-ductile shears, including N-S trending shears...It is granodioritic orthogneiss, composed of plagioclase (oligoclase), K-feldspars (orthoclase and microcline...microscopic scale, these samples consist of plagioclase, K-feldspars and quartz porphyroclasts embedded |  | | Journal (article/letter/editorial) | | Pan-African thrusting in the Central Eastern Desert, Egypt T.J. Fowler a,*, A.F. Osman b a Geology Department...Department, Ain Shams Uni6ersity, Abassiyya, Cairo, Egypt Received 14 December 1998; received in revised...Had area in the Central Eastern Desert (CED) of Egypt reveals the presence of another NW-trending elliptical...Elsevier Science B.V. All rights reserved. Keywords: Egypt; Precambrian; Gneisses; Dome; Thrusts; Escape tectonics...structural studies of the gneissic domes of Meatiq, Hafafit, Gebel El-Sibai and Gebel El-Shalul (Sturchio et |  | | Journal (article/letter/editorial) | | Geochemistry and petrogenesis of Sikait leucogranite, Egypt: an example of S-type granite in a metapelitic sequence...leucogranite Ā· S-type Ā· Metapelites Ā· Geochemistry Ā· Egypt Introduction Peraluminous leucogranites are commonly...Alexandria University, El Shatby 21526, Alexandria, Egypt Fax: (00203)4836618 mineralogical similarities...features of the garnet leucogranite at Wadi Sikait, Egypt to evaluate the petrogenetic process(es), nature...Ghadir (to the NE of the studied area) and Wadi Hafafit (to the SW of the area) (Elbayoumi and Greiling |  | | Journal (article/letter/editorial) | | Precambrian basement in the Bir Safsaf-Asw~n area, SW-Egypt By ANneTTE HUT>t and GERHARDFe,~z, Berlin':-) with...und Gebel Umm Sh~ghir in the Western Desert in SW Egypt. The principal rock types are migmatites with local...outcrops of basement in the western desert of SW-Egypt between Gebel Kamil and Gebel Uweinat in the west...El Kh6rgQ 25 ~ I uweinot -- Bit" S a f s a f EGYPT SUDAN - AswSn Uplift Aswan ....... ../ / ...el Asr (GEA) and Gebei Umm Sh~tghir (GUS) in SW-Egypt. Structural development of the Precambrian basement |  | Ali, Kamal A., Krƶner, Alfred, Hegner, Ernst, Wong, Jean, Li, Shuang-Qing, Gahlan, Hisham A., Abu El Ela, Fawzy F. (2015) UāPb zircon geochronology and HfāNd isotopic systematics of Wadi Beitan granitoid gneisses, South Eastern Desert, Egypt. Gondwana Research, 27 (2) 811-824 doi:10.1016/j.gr.2013.11.002 | Journal (article/letter/editorial) | | Beitan granitoid gneisses, South Eastern Desert, Egypt Kamal A. Ali a,ā, Alfred Krƶner b,c, Ernst Hegner...Faculty of Science, Assiut University, Assiut 71516, Egypt b c a r t i c l e i n f o Article history: Received...are widespread in the southern Eastern Desert of Egypt, but their formation ages are poorly understood...Neoproterozoic events in the southern Eastern Desert of Egypt (SED) as part of the ArabianāNubian Shield (ANS)...Beitan granitoid gneisses, South Eastern Desert, Egypt, Gondwana Research (2013), http://dx.doi.org/10 |  | | Journal (article/letter/editorial) | | Central Eastern Desert, Egypt: a window into the evolution of the Nubian Shield of Egypt Mohamed M. El-Sayed...The Zabara area in the central Eastern Desert of Egypt is built up of the Shadli Group, comprising older...crystallization of olivine, clinopyroxene and plagioclase. The metavolcanics cover the entire spectrum...which they were generally assigned. Key words: Egypt, Neoproterozoic, ophiolite, metavolcanics, geochemistry...Israel in the north to Eritrea in the south and from Egypt in the west to Saudi Arabia and Oman in the east |  | | Journal (article/letter/editorial) | | from Late Cretaceous Natash alkaline volcanics, Egypt M.A. Abu El-Rus, G. Chazot, R. Vannucci, J.-L....from Late Cretaceous Natash alkaline volcanics, Egypt. The address for the corresponding author was captured...from Late Cretaceous Natash alkaline volcanics, Egypt Abu El-Rus, M.A. (1), Chazot, G.(2) , Vannucci,... Faculty of Science, Assiut University, 71516, Egypt T (2) UniversitĆ© de Brest (UBO), UMR 6538, GĆ©osciences...Natash volcanic province) crops out in southeast Egypt, the northwestern boundary of the Arabian-Nubian |  | HELMY, Hassan M., YOSHIKAWA, Masako, SHIBATA, Tomoyuki, ARAI, Shoji, TAMURA, Akihiro (2008) Corona structure from arc mafic-ultramafic cumulates: The role and chemical characteristics of late-magmatic hydrous liquids. Journal of Mineralogical and Petrological Sciences, 103 (5) 333-344 doi:10.2465/jmps.070906 | Journal (article/letter/editorial) | | development of a corona structure between olivine and plagioclase. The corona texture and mineralogy varied according...amphibole corona developed at the expense of plagioclase. Variable corona minerals in norite are the result...Hydrous liquids, Late magmatic, Mafic ultramafic, Egypt - Introduction The physical properties and phase...Corresponding auĀā thor - served between olivine and plagioclase in many gabbroic cumulates worldwide (e.g., Whitney...of differentiated cumulates with anorthitic plagioclase and interstitial amphibole. The amount of interstitial |  | Gahlan, Hisham A., Arai, Shoji, Abu El-Ela, Fawzy F., Tamura, Akihiro (2012) Origin of wehrlite cumulates in the Moho transition zone of the Neoproterozoic Ras Salatit ophiolite, Central Eastern Desert, Egypt: crustal wehrlites with typical mantle characteristics. Contributions to Mineralogy and Petrology, 163 (2) 225-241 doi:10.1007/s00410-011-0669-5 | Journal (article/letter/editorial) | | Ras Salatit ophiolite, Central Eastern Desert, Egypt: crustal wehrlites with typical mantle characteristics...Ras Salatit ophiolite, Central Eastern Desert, Egypt. They form either boudinaged lensoidal tabular bodies...followed by clinopyroxene with the absence of plagioclase. Olivine and clinopyroxene of the Ras Salatit...Faculty of Science, Assiut University, Assiut 71516, Egypt e-mail: hjhlan@yahoo.com S. Arai A. Tamura Department...Oshib (Abdel-Rahman et al. 1990), Sudan; Sol-Hamed, Egypt (Fitches et al. 1983; Gahlan et al., in preparation); |
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