 | | Journal (article/letter/editorial) | | MINERALIZATION IN THE GENINA GHARBIA MAFICāULTRAMAFIC INTRUSION, EASTERN DESERT, EGYPT HASSAN M. HELMYĀ§ Department...Geology, Minia University, 61111-Minia, Egypt ABSTRACT The Genina Gharbia intrusion is a small late Precambrian...maficāultramafic complex in the Eastern Desert of Egypt. It comprises harzburgite, lherzolite, pyroxenite...mineralogical and chemical characteristics of the Genina Gharbia mineralization are best explained by a three-stage...platinum-group minerals, tellurides, genesis, Genina Gharbia, Egypt. SOMMAIRE Le petit massif intrusif mafiqueāultramafique |  | | Journal (article/letter/editorial) | | from three CuāNiāPGE prospects, Eastern Desert, Egypt Hassan M. Helmy* Geology Department, Faculty of...of Science, Minia University, 61111-Minia, Egypt Received 21 April 2004; accepted 11 April 2005 Available...prospects in the Eastern Desert of Egypt: Gabbro Akarem, Genina Gharbia and Abu Swayel. The prospects are...and post-magmatic hydrothermal processes. At Genina Gharbia, ore forms either disseminations in peridotite...Tellurides; Solid solution; CuāNiāPGE prospects; Egypt * Fax: +20 086 342601. E-mail address: hmhelmy@yahoo |  | Ahmed, Ahmed Hassan, Helmy, Hassan Mohamed, Arai, Shoji, Yoshikawa, Masako (2008) Magmatic unmixing in spinel from late Precambrian concentrically-zoned maficāultramafic intrusions, Eastern Desert, Egypt. Lithos, 104 (1) 85-98 doi:10.1016/j.lithos.2007.11.009 | Journal (article/letter/editorial) | | concentrically-zoned maficāultramafic intrusions, Eastern Desert, Egypt Ahmed Hassan Ahmed a , Hassan Mohamed Helmy b,ā... Faculty of Science, Helwan University, Cairo, Egypt b Institute of Geothermal Sciences, Kyoto University...from the Eastern Desert of Egypt. These complexes; Gabbro Akarem, Genina Gharbia and Abu Hamamid are Precambrian...Re-equilibration; Alaskan-type; Maficāultramafic; Egypt 1. Introduction Spinels are important accessory...maficāultramafic complexes from the Eastern Desert of Egypt (Fig. 1). The general characteristics of these complexes |  | 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) | | University, Kanazawa 920 1192, Japan - ** - The Genina Gharbia mafic ultramafic complex consisting of peridotite...Hydrous liquids, Late magmatic, Mafic ultramafic, Egypt - Introduction The physical properties and phase...amphibole) from a Genina Gharbia (GG) mafic ultramafic complex from the Eastern Desert of Egypt that was crystallized...and aerial photograph of the Genina Gharbia complex, Eastern Desert, Egypt. roxene (30% 40%), amphibole...(<2% modal) of plagioclase. Abundant biotite and apatite are the characteristics of pyroxenites. Gabbronorite |  | Khedr, Mohamed Zaki, El-Awady, Amr, Arai, Shoji, Hauzenberger, Christoph, Tamura, Akihiro, Stern, Robert J., Morishita, Tomoaki (2020) Petrogenesis of the ~740 Korab Kansi mafic-ultramafic intrusion, South Eastern Desert of Egypt: Evidence of Ti-rich ferropicritic magmatism. Gondwana Research, 82. 48-72 doi:10.1016/j.gr.2019.12.013 | Journal (article/letter/editorial) | | mafic-ultramafic intrusion, South Eastern Desert of Egypt: Evidence of Ti-rich ferropicritic magmatism Mohamed...mafic-ultramafic intrusion, South Eastern Desert of Egypt: Evidence of Ti-rich ferropicritic magmatism, Gondwana...mafic-ultramafic intrusion, South Eastern Desert of Egypt: Evidence of Ti-rich ferropicritic magmatism Mohamed...Kafrelsheikh, Egypt Geology Department, Faculty of Science, Zagazig University, Zagazig 44519, Egypt 3 Department...km2) intrusions in the Southern Eastern Desert of Egypt. The intrusion consists of Fe-Ti-bearing dunite |  | | Journal (article/letter/editorial) | | deep-crustal magma inferred from the Alaskan-type complex, Egypt Mohamed Zaki Khedr, Shoji Arai, Tomoaki Morishita...deep-crustal magma inferred from the Alaskan-type complex, Egypt, Ore Geology Reviews (2020), doi: https://doi.org/10...deep-crustal magma inferred from the Alaskan-type complex, Egypt 1Department Mohamed Zaki Khedr*1 , Shoji Arai2...Faculty of Science, Kafrelsheikh University 33516, Egypt of Earth Sciences, Kanazawa University, Ishikawa...complex in the Southern Eastern Desert (SED) of Egypt contains cumulate dunites associated with banded |  | | Journal (article/letter/editorial) | | Helmy (2005) in his study of deposits in eastern Egypt. A weaker trend can be observed along the PdTe2āPtTe2...Less common minerals are hornblende, biotite, apatite, Cr-spinel, magnetite, ilmenite, and secondary...exhibiting low anorthite plagioclase (~An20), biotite, apatite, and amphibole (including Cl-containing) contents...conļ¬ned to the cleavage planes, inclusions (e.g., apatite and hematite), and contacts with coarse-grained...Bi/(Bi ā Te) and Pd/(Pd Ć¾ Ni) ratios for the Genina Gharbia and Abu Swayel occurrences, with a hydrothermal-metamorphic |  | | Journal (article/letter/editorial) | | Department, Faculty of Science, Zagazig University, Egypt a r t i c l e i n f o Article history: Received...gabbros Petrology Geochemistry Origin South Sinai Egypt a b s t r a c t Five minor isolated intrusions...maļ¬cāultramaļ¬c complexes in the Eastern Desert of Egypt. They range in composition from normal, pyroxeneāhornblende...(Farahat and Helmy, 2006), Gabbro Akarem and Genina Gharbia (Helmy and El-Mahallawi (2003). These intrusions...maļ¬cāultramaļ¬c complexes in the south Eastern Desert, Egypt that analogous to the Alaskan type complexes (Helmy |  | Abd El-Rahman, Yasser, Helmy, Hassan M., Shibata, Tomoyuki, Yoshikawa, Masako, Arai, Shoji, Tamura, Akihiro (2012) Mineral chemistry of the Neoproterozoic Alaskan-type Akarem Intrusion with special emphasis on amphibole: Implications for the pluton origin and evolution of subduction-related magma. Lithos, 155. 410-425 doi:10.1016/j.lithos.2012.09.015 | Journal (article/letter/editorial) | | University, Giza 12613, Egypt Department of Geology, Minia University, El Minia 61519, Egypt c Department of...Neoproterozoic Egypt a b s t r a c t Akarem Intrusion in the southern part of the Eastern Desert of Egypt is one...Precambrian rocks cropping out in the Eastern Desert of Egypt (Dixon, 1979). Most of these rocks are parts of...(Carter, 1975; Helmy and El Mahallawi, 2003), Genina Gharbia (Helmy et al., 2008) and Abu Hamamid (Farahat...zoned ultramaļ¬c-maļ¬c intrusions of Akarem, Genina El Gharbia, and Abu Hamamid in the southern Eastern Desert |  | | Journal (article/letter/editorial) | | asthenospheric mantle during the spreading of the Japan Sea back- arc basin. In addition, incompatible element...similar to those obtained for the basalts in the Japan Sea back- arc basin. In contrast, Stage II- IV rocks... Each rock type can be divided into apatite- bearing and apatite-free subtypes. The major element geochemistry... 103, 333-344, 8 figs., 1 table, 2008. The Genina Gharbia mafic ultramafic complex consisting of peridotite |  | | Journal (article/letter/editorial) | | amphibole and phlogopite, and contain accessory apatite and magmatic carbonates (Garuti et al. 2001; Locmelis...deep-seated, Neoproterozoic Genina Gharbia complex from South Eastern Desert (Egypt), which is characterized...Petrology and SmāNd dating of the Genina Gharbia Alaskan-type complex (Egypt): insights into deep levels of |  | | Book | | Ā· Yasser Abd El-Rahman Editors The Geology of Egypt Regional Geology Reviews Series Editors Roland...Geology of Egypt 123 ā¢ Editors Zakaria Hamimi Department of Geology Benha University Benha, Egypt JesĆŗs...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 |  | Giri, Rohit Kumar, Pankaj, Praveer, Pandit, Dinesh, Sahoo, Samarendra, Chakrabarti, Ramananda, Chalapathi Rao, N V (2019) Pyroxenite dykes with petrological and geochemical affinities to the Alaskan-type ultramafics at the northwestern margin of the Cuddapah basin, Dharwar craton, southern India: Tectonomagmatic implications. Journal of Earth System Science, 128 (5). doi:10.1007/s12040-019-1153-2 | Journal (article/letter/editorial) | | Akarem maļ¬c-ultramaļ¬c complex, Eastern Desert, Egypt: A late Precambrian analogue of Alaskan-type complexes;...Petrology and Sm-Nd dating of the Genina Gharbia Alaskan-type complex (Egypt): Insights into deep levels of...The case of the carbonate, pyroxenite, calciteāapatite rock complex at Borra, Eastern Ghats, India; J |  | | Journal (article/letter/editorial) | | order from the existent rocks may be assumed as apatite, olivine, Fechromite, clinopyroxene, magnetite...Cr-spinel Ā± clinopyroxene Ā± magnetite Ā± ilmenite Ā± apatite Ā± sulfides? Ā± plagioclase? Ā± hornblende. A pre-eclogitic...concentrically-zoned maficāultramafic intrusions, Eastern Desert, Egypt. Lithos, 104, 85ā98. Almeida F.F.M.de, Hasui Y....Neoproterozoic Alaskan-type complex, south Eastern Desert, Egypt. Journal of African Earth Sciences, 45, 187ā 197...IdeidEl Sodmein District, central Eastern Desert, Egypt: their metamorphism and petrogenetic implications |  | Yuan, Lingling, Zhang, Xiaohui, Yang, Zhili, Lu, Yinghuai, Chen, Haihong (2017) Paleoproterozoic Alaskan-type ultramaficāmafic intrusions in the Zhongtiao mountain region, North China Craton: Petrogenesis and tectonic implications. Precambrian Research, 296. 39-61 doi:10.1016/j.precamres.2017.04.037 | Journal (article/letter/editorial) | | and actinolite, with minor magnetite and 212 apatite (Mu, 1983). Clinopyroxene grains are pseudomorphed...hornblende, with trace magnetite, ilmenite, zircon and apatite. Clinopyroxene and primary hornblende 216 are... clinopyroxene, 227 ilmenite, magnetite and apatite. 228 229 4. Analytical methods 230 Major element...NCC (Chen et al., 2009), the Eastern Desert of Egypt (e.g., Helmy and 367 Mahallawi, 2003; Helmy et...Akarem mafic-ultramafic complex, Eastern Desert, Egypt: a late Precambrian analogue of Alaskan-type Complexes |  | | Report (volume) | | temperatures decrease. During this phase, termed the red giant phase, the star begins to ascend to the upper...right on the HertzsprungāRussell (HāR) diagram (red giant branch; Fig. 2). The He core increases its...with A > 130 (Tsujimoto and Shigeyama 2014). Unlike red giants and supernovae, however, neutron star mergers...average. This is consistent with those observed in red giant and AGB stars. Group 2 grains have significant...difficult to explain with first and second dredge-ups in red giant stars, however, the mixing of materials from |
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