 | | Journal (article/letter/editorial) | | MINERALIZATION IN THE GENINA GHARBIA MAFIC–ULTRAMAFIC INTRUSION, EASTERN DESERT, EGYPT HASSAN M. HELMY§ Department...Geology, Minia University, 61111-Minia, Egypt ABSTRACT The Genina Gharbia intrusion is a small late Precambrian...mafic–ultramafic complex in the Eastern Desert of Egypt. It comprises harzburgite, lherzolite, pyroxenite...cobaltite–gersdorffite, nickeline, sphalerite, molybdenite and valleriite. Intense alteration commonly is...mineralogical and chemical characteristics of the Genina Gharbia mineralization are best explained by a three-stage |  | | Journal (article/letter/editorial) | | from three Cu–Ni–PGE 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; Cu–Ni–PGE prospects; Egypt * Fax: +20 086 342601. E-mail address: hmhelmy@yahoo |  | Barkov, Andrei Y., Shvedov, Gennadiy I., Flemming, Roberta L., Vymazalová, Anna, Martin, Robert F. (2017) Melonite from Kingash and Kuskanak, Eastern Sayans, Russia, and the extent of Bi-for-Te substitution in melonite and synthetic Ni(Te,Bi)2–x. Mineralogical Magazine, 81 (3) 695-705 doi:10.1180/minmag.2016.080.119 | Journal (article/letter/editorial) | | reported occurrences of melonite are shown by the red symbol. light of overall variations gathered in...grains of coloradoite [clr; Hg0.94Te1.06] and molybdenite [mol; Mo0.93S2.07]. Also present are the main...and Kuskanak complexes (shown by brown squares and red circles, respectively) from Eastern Sayans in Russia...Iberia (Ortega et al., 2004); Cu– Ni–PGE deposits, Egypt (Helmy, 2004; 2005); Kvintum–1 Co–Ni deposit, Middle...Kingash and Kuskanak complexes (brown squares and red circles, respectively), compared with the series |  | | 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 |  | | Report (volume) | | Os and with high concentrations of Re (e.g., molybdenite; Luck and Allègre 1982). This characteristic...decay constant by cross calibration of Re–Os molybdenite and U–Pb zircon chronometers in magmatic ore...commonly occurs as a substituting cation in molybdenite (Berzina et al. 2005; Berzina and Korobeinikov...Eliopoulos DG (2005) Distribution of rhenium in molybdenite from porphyry Cu-Mo and Mo-Cu deposits of Russia...case, heterogeneous distribution of Re-rich molybdenite (MoS2) probably caused the variation in Re and |
|
