 | | Journal (article/letter/editorial) | | Pan African Proterozoic ophiolite complexes of Egypt Received: 26 October 1999 / Accepted: 28 June 2000...Desert of Egypt and north-east Sudan. The ultrama®c bodies in the Eastern Desert of Egypt are mostly...podiform chromitites and associated peridotites of Egypt are similar to those of Phanerozoic ophiolites....Institute (CMRDI), P.O. Box 87, Helwan, Cairo, Egypt controlling genesis of the crust±mantle system...zone setting. The late Proterozoic ophiolites of Egypt are possibly a fragment of oceanic lithosphere modi®ed |  | | Journal (article/letter/editorial) | | PAPER The Neoproterozoic Abu Dahr ophiolite, South Eastern Desert, Egypt: petrological characteristics...Abstract The Neoproterozoic Abu Dahr ophiolite, South Eastern Desert, Egypt, is one of the best preserved...crustal sections is disrupted by tectonism. The Abu Dahr ophiolite is metamorphosed under greenschist facies...metagabbros, meta-anorthosites and metabasalts. The Abu Dahr serpentinized peridotites show high Mg# (0.92–0...Major and trace element characteristics of the Abu Dahr metagabbro and metabasalt (crustal section) indicate |  | | Journal (article/letter/editorial) | | Neoproterozoic ophiolite, south Eastern Desert, Egypt: A possible recycled upper mantle lithosphere Ahmed...depleted harzburgite Boninite melt Eastern Desert Egypt a b s t r a c t Five Neoproterozoic ophiolitic...ophiolitic complexes from the southern Eastern Desert of Egypt have been petrologically examined for their upper...associations. Three of them are exceptionally fresh (Abu Dahr, Abu Siayil and Arays), while the other two localities... Faculty of Science, Helwan University, Cairo, Egypt. Tel.: +20 966 0530587113. E-mail addresses: ahmh2jp@yahoo |  | | Journal (article/letter/editorial) | | Peridotite-chromitite complexes in the Eastern Desert of Egypt: Insight into Neoproterozoic sub-arc mantle processes...Peridotite-chromitite complexes in the Eastern Desert of Egypt: Insight into Neoproterozoic sub-arc mantle processes...Peridotite-chromitite complexes in the Eastern Desert of Egypt: insight into Neoproterozoic sub-arc mantle processes...University, El-Geish Street, 33516, Kafrelsheikh, Egypt. 2Department of Earth Sciences, Graduate School...complexes in the Central Eastern Desert RI of Egypt, being a part of the Arabian-Nubian Shield, are |  | | Journal (article/letter/editorial) | | serpentinites were proved to consist of pure antigorite, lizardite, or clinochrysotile, or of mixtures...Lizardite, which is reported for the first time in Egypt, is found to be of common occurrence. Talc, tremolite...dolomite, and talc together with minor amounts of antigorite, magnetite, goethite, and occasionally a little...are of wide distribution in the Eastern Desert of Egypt and are typically of Alpine type, occurring either...were generally considered to consist of either antigorite only (Amin, I948; Moustafa and Abdalla, I954; |  | | Journal (article/letter/editorial) | | ophiolitic ultramafic rocks in Eastern Desert of Egypt: implications for petrogenesis and metasomatic processes...University, Zagazig, Egypt; bGeological Sciences Department, National Research Centre, Cairo, Egypt ABSTRACT ARTICLE...from three localities in the Eastern Desert of Egypt, namely; Wadi Muweilha, Wadi Arayis and Gabal Kurbiyay...basement exposures of the Eastern Desert (ED) of Egypt. Few complete successions and many dismembered ophiolitic...in the central and southern sectors of the ED of Egypt (Figure 1), while entirely lacking from the northern |  | | Journal (article/letter/editorial) | | ophiolitic peridotites in south Eastern Desert, Egypt, constrained from primary mantle mineral chemistry...in the Wadi Arais area, south Eastern Desert of Egypt, represent a part of Neoproterozoic ophiolites of...chromian spinel in dunites shows Editorial handling: T. Abu-Alam M. Z. Khedr (*) : S. Arai Department of Earth...Science, Kafrelsheikh University, Kafrelsheikh, Egypt an intra-grain chemical homogeneity with high Cr#s...are the main serpentine minerals with lesser antigorite, indicating that serpentines were possibly formed |  | | Journal (article/letter/editorial) | | Alaskan-type complex from the Eastern Desert of Egypt: Implications for mantle heterogeneity Mohamed Zaki...University, El-Geish Street, 33516 Kafrelsheikh, Egypt Department of Earth Sciences, Graduate School of...ultramafic–mafic intrusion in the Southern Eastern Desert of Egypt. The Dahanib complex shows a concentric zonation...interstitial liquids. The Neoproterozoic sub-arc mantle in Egypt is chemically heterogeneous and generally low in...recorded in the Southern Eastern Desert of Egypt, i.e., at Abu Hamamid (Farahat and Helmy, 2006; Hafez et |  | | Journal (article/letter/editorial) | | evolution of upper mantle peridotites in the Cryogenian Bir Umq ophiolite, Arabian Shield, Saudi Arabia Bassam...evolution of upper mantle peridotites in the Cryogenian Bir Umq ophiolite, Arabian Shield, Saudi Arabia, International...evolution of upper mantle peridotites in the Cryogenian Bir Umq ophiolite, Arabian Shield, Saudi Arabia Bassam...Riyadh, Saudi Arabia ABSTRACT ARTICLE HISTORY The Bir Umq ophiolite is one of the most important ophiolitic...the Sumayir formation. The mantle section of the Bir Umq ophiolite has been pervasively sheared and folded |  | Obeid, Mohamed A., Khalil, Ahmed E. S., Azer, Mokhles K. (2016) Mineralogy, geochemistry, and geotectonic significance of the Neoproterozoic ophiolite of Wadi Arais area, south Eastern Desert, Egypt. International Geology Review, 58 (6) 687-702 doi:10.1080/00206814.2015.1105727 | Journal (article/letter/editorial) | | ophiolite of Wadi Arais area, south Eastern Desert, Egypt Mohamed A. Obeid, Ahmed E. S. Khalil & Mokhles K...ophiolite of Wadi Arais area, south Eastern Desert, Egypt, International Geology Review, DOI: 10.1080/00206814...ophiolite of Wadi Arais area, south Eastern Desert, Egypt Mohamed A. Obeida, Ahmed E. S. Khalilb and Mokhles...University, Fayoum, Egypt; bGeological Sciences Department, National Research Centre, Cairo, Egypt ABSTRACT ...Wadi Arais area of the south Eastern Desert of Egypt are one of a series of Neoproterozoic ophiolites |  | Abdel-Karim, Abdel-Aal M., Ali, Shehata, Helmy, Hassan M., El-Shafei, Shymaa A. (2016) A fore-arc setting of the Gerf ophiolite, Eastern Desert, Egypt: Evidence from mineral chemistry and geochemistry of ultramafites. Lithos, 263. 52-65 doi:10.1016/j.lithos.2016.05.023 | Journal (article/letter/editorial) | | setting of the Gerf ophiolite, Eastern Desert, Egypt: evidence from mineral chemistry and geochemistry...setting of the Gerf ophiolite, Eastern Desert, Egypt: evidence from mineral chemistry and geochemistry...setting of the Gerf ophiolite, Eastern Desert, Egypt: evidence from mineral chemistry and PT geochemistry...Zagazig, Egypt b Geology Department, faculty of Science, Minia University, 61519, Minia, Egypt NU SC...kilometers in the south Eastern Desert (SED) of Egypt as part of the AllaqiHeiani and Oneib-Sol Hamed |  | | Journal (article/letter/editorial) | | Geology Department, Assiut University, Assiut 71516, Egypt 3 Geological Sciences Department, National Research...Research Centre, Al-Behoos St., 12622-Dokki, Cairo, Egypt 4 Division of Geological & Planetary Sciences, California...outcrop at Gabal Sirsir, South Eastern Desert, Egypt (northwestern corner of the Arabian-Nubian Shield...LISTWAENITE AND SPINEL EQUILIBRATION IN SERPENTINITES of Egypt, especially listwaenites, have drawn attention because...Sirsir, Wadi Hodein district, South Eastern Desert, Egypt. No detailed petrological or geochemical study of |  | Yousufi, Atal, Ahmadi, Hemayatullah, Bekbotayeva, Alma, Arshamov, Yalkunzhan, Baisalova, Akmaral, Omarova, Gulnara, Pekkan, Emrah (2023) Integration of Remote Sensing and Field Data in Ophiolite Investigations: A Case Study of Logar Ophiolite Complex, SE Afghanistan. Minerals, 13 (2) 234 doi:10.3390/min13020234 | Journal (article/letter/editorial) | | properties of mafic–ultramafic minerals, e.g., antigorite, chrysotile, olivine, serpentine, and talc and...spectral library within 0.4–2.5 µ m portion; the red arrows in plots indicate the absorpUSGS spectral...spectral library within 0.4–2.5 µm portion; the red arrows in plots indicate the absorption tion feature region...m. The red arrows indicate the absorption and the yellow and gabbro) between 0.4–15 µm. The red arrows...replaced by the serpentine group, particularly antigorite, chrysotile, and, less often, brucite and talc |  | Mubarak, Heba S., Azer, Mokhles K., Surour, Adel A., Moussa, Hilmy E., Asimow, Paul D., Kabesh, Mona M.L. (2020) Mineralogical and geochemical study of rodingites and associated serpentinized peridotite, Eastern Desert of Egypt, Arabian-Nubian Shield. Lithos, 374. 105720pp. doi:10.1016/j.lithos.2020.105720 | Journal (article/letter/editorial) | | associated serpentinized peridotite, Eastern Desert of Egypt, Arabian-Nubian Shield Heba S. Mubarak, Mokhles...associated serpentinized peridotite, Eastern Desert of Egypt, Arabian-Nubian Shield, LITHOS (2020), https://doi...associated serpentinized peridotite, Eastern Desert of Egypt, Arabian-Nubian Shield By Heba S. Mubarak1, Mokhles...Centre, 12622-Dokki, Cairo, Egypt 2 Department of Geology, Cairo University, Egypt 3 Division of Geological...mélange at Um Rashid, in the Eastern Desert of Egypt. The Um Rashid ophiolite is lP strongly deformed |  | Abuamarah, Bassam A., Asimow, Paul D., Azer, Mokhles K., Ghrefat, Habes (2020) Suprasubduction-zone origin of the podiform chromitites of the Bir Tuluhah ophiolite, Saudi Arabia, during Neoproterozoic assembly of the Arabian Shield. Lithos, 360. 105439 doi:10.1016/j.lithos.2020.105439 | Journal (article/letter/editorial) | | Suprasubduction-zone origin of the podiform chromitites of the Bir Tuluhah ophiolite, Saudi Arabia, during Neoproterozoic...Suprasubduction-zone origin of the podiform chromitites of the Bir Tuluhah ophiolite, Saudi Arabia, during Neoproterozoic...Suprasubduction-zone origin of the podiform chromitites of the Bir Tuluhah ophiolite, Saudi Arabia, during Neoproterozoic...Cairo, Egypt of Abstract ro The ultramafic section of a dismembered ophiolite is exposed at Bir Tuluhah...compositions (high Cr# and low TiO 2 content) of the Bir Tuluhah serpentinized peridotite are typical of modern |  | | Book | | · Yasser Abd El-Rahman Editors The Geology of Egypt Regional Geology Reviews Series Editors Roland...Geology of Egypt 123 • Editors Zakaria Hamimi Department of Geology Benha University Benha, Egypt Jesús...El-Barkooky Department of Geology Cairo University Giza, Egypt Harald Fritz Department of Geology and Environment...El-Rahman Department of Geology Cairo University Giza, Egypt ISSN 2364-6438 ISSN 2364-6446 (electronic) Regional...by: Prof. M.A. Abd El-Wahed, Tanta University, Egypt) This Springer imprint is published by the registered |  | Colás, Vanessa, Padrón-Navarta, José Alberto, González-Jiménez, José María, Fanlo, Isabel, López Sánchez-Vizcaíno, Vicente, Gervilla, Fernado, Castroviejo, Ricardo (2017) The role of silica in the hydrous metamorphism of chromite. Ore Geology Reviews, 90. 274-286 doi:10.1016/j.oregeorev.2017.02.025 | Journal (article/letter/editorial) | | chromite and an outermost rim of magnetite, with antigorite and chlorite inclusions (Fig. 3b); and iii) non-porous...mosaic-like texture hosting some inclusions of antigorite (Fig. 3c). Chlorite is the main silicate between...chromite grains in the chromitite samples, while antigorite and irregular patches of magnetite are exclusively...291.48 wt.% in serpentinites). Composition of antigorite associated with zoned and nonporous chromite...Lowering pressure and temperature, following the red arrows in Figure 8, allowed to produce the observed |
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