 | | Journal (article/letter/editorial) | | setting on the genesis of gold mineralization in Egypt N.S. Botros PII: DOI: Reference: S0169-1368(15)00102-X...setting on the genesis of gold mineralization in Egypt, Ore Geology Reviews (2015), doi: 10.1016/j.oregeorev...setting on the genesis of gold mineralization in Egypt N. S. Botros* Exploration Geologist AC CE P TE...NU SC R IP T Abstract The Eastern Desert of Egypt is well known as a gold-mining district since ancient...Nb–Ta and U mineralization in the Eastern Desert of Egypt. Anorogenic gold mineralization connected with post-orogenic |  | Shalaby, Ibrahim M., Stumpfl, Eugen, Helmy, Hassan M., El Mahallawi, Mahmoud M., Kamel, Omar A. (2004) Silver and silver-bearing minerals at the Um Samiuki volcanogenic massive sulphide deposit, Eastern Desert, Egypt. Mineralium Deposita, 39 (5) 608-621 doi:10.1007/s00126-004-0427-y | Journal (article/letter/editorial) | | Mahallawi Omar A. Kamel Silver and silver-bearing minerals at the Um Samiuki volcanogenic massive sulphide...sulphide deposit, Eastern Desert, Egypt Received: 22 August 2003 / Accepted: 8 June 2004 / Published online:...2004 Abstract The Um Samiuki Zn–Cu–Pb–Ag mineralisation, south Eastern Desert, Egypt is hosted by felsic...at the top of rhyolitic breccia in the Western and Eastern mine areas. In each occurrence, a bornite-bearing...tetrahedrite–tennantite and covellite contain high amounts of silver (averages of 1.97, 1.39 and 1.82 wt% respectively) |  | | Journal (article/letter/editorial) | | volcanic rocks and massive sulphide deposits in Egypt Nagy Shawky Botros Egyptian Geological Survey, Dakahlia...Botros, Abtal El Faloga Street, Mit Ghamr 35611, Egypt Received 14 August 2002; accepted 1 July 2003 Abstract...sulphide (VHMS) deposits in the Eastern Desert of Egypt (e.g., Um Saki deposit) are associated with Precambrian...On the other hand, the economic talc deposits in Egypt are hosted intensively altered volcanic rocks. Besides...talc deposits of Darhib, El Atshan, Abu Gurdi, Egat, Um Selimat and Nikhira are similar to those occurring |  | El-Raouf, Amr Abd, Doğru, Fikret, Abdelrahman, Kamal, Fnais, Mohammed S., El Manharawy, Ahmed, Amer, Omar (2023) Using Airborne Geophysical and Geochemical Methods to Map Structures and Their Related Gold Mineralization. Minerals, 13 (2) 237 doi:10.3390/min13020237 | Journal (article/letter/editorial) | | Science, Zagazig University, Sharkia Governorate, Zagazig 44519, Egypt Construction, Oltu Vocational College...El-Saqia area in the Central Eastern Desert of Egypt. Our approach combines airborne geophysical data...magnetic; geochemical; structure; CET; porphyry; gold; Egypt min13020237 Academic Editor: Stanisław Mazur Received:...The central part of the Eastern Desert (CED) in Egypt is regarded as a location rich in mineral resources...Wadi El-Saqia study area is located in the CED, Egypt. The map in Figure 1 shows that it is roughly 90 |  | | Journal (article/letter/editorial) | | Gold in Egypt: Does the future get worse or better? N.S. Botros PII: DOI: Reference:...Please cite this article as: Botros, N.S., Gold in Egypt: Does the future get worse or better?, Ore Geology...journal pertain. ACCEPTED MANUSCRIPT GOLD IN EGYPT: DOES THE FUTURE GET WORSE OR BETTER? N. S. Botros*... NU SC R IP T Within the Eastern Desert of Egypt, there are more than hundred vein-type gold deposits...the new targets for gold in the Eastern Desert of Egypt. In most of these targets, gold displays a bimodal |  | | Journal (article/letter/editorial) | | gold deposits of Egypt Nagy Shawky Botros* Egyptian Geological Survey, Cairo, Egypt Received 14 August...located in the Nubian Shield have been known in Egypt since Predynastic times. Despite the fact that these...A three-fold classification of gold deposits of Egypt is offered here in harmony with this evolutionary... which constituted the main target for gold in Egypt since Pharaonic times, and disseminated-type mineralization...into consideration as a new target for gold in Egypt. Placer gold deposits are divided into modern placers |  | | Journal (article/letter/editorial) | | related to a low-grade porphyry Cu system on the western flank of the Tavua Caldera. Gold is largely in...Gold-rich tellurides preceded the formation of silver-rich tellurides and were constrained at 250 C...related to alkaline igneous rocks is the Emperor gold–silver telluride deposit, Fiji, which contains approximately...hosted by Tertiary shoshonitic rocks, occurs on the western flank of the Tavua Caldera in north-central Viti...deposit has been described for the central and western parts of the deposit (e.g., Stillwell, 1949; Stumpfl |  | Abd El-Rahman, Yasser, Polat, Ali, Dilek, Yildirim, Kusky, Tim M., El-Sharkawi, Mohamed, Said, Amir (2012) Cryogenian ophiolite tectonics and metallogeny of the Central Eastern Desert of Egypt. International Geology Review, 54 (16) 1870-1884 doi:10.1080/00206814.2012.682777 | Journal (article/letter/editorial) | | and metallogeny of the Central Eastern Desert of Egypt Yasser Abd El-Rahman a a b Sharkawi & Amir Said...Giza, 12613, Egypt b Ministry of Petroleum and Mineral Resources, Nasr City, Cairo, Egypt c Department...and metallogeny of the Central Eastern Desert of Egypt, International Geology Review, 54:16, 1870-1884...and metallogeny of the Central Eastern Desert of Egypt Yasser Abd El-Rahmana,b*, Ali Polatc , Yildirim...Giza 12613, Egypt; b Ministry of Petroleum and Mineral Resources, Nasr City, Cairo, Egypt; c Department |  | | Journal (article/letter/editorial) | | parallel to (010); the sheets are linked by the other silver position (i.e., Ag1) that exhibits a three-fold...features are discussed in relation to other copper and silver sulfides/tellurides, and pure metals. A SEM study...Ag2FeS2 phase in the type material. Introduction Silver chalcogenides have received much attention in recent...semiconductors and, as such, find practical applications in silver photography as sensitizers or in optics and microelectronics...rewritable storage media. From a geological standpoint, silver sulfotellurides are trace constituents accompanying |  | | Report (issue) | | c = 7.803 Z = 32 X-ray Powder Pattern: Foster mine, Cobalt, Canada. 2.606 (100), 2.070 (70), 3.51 (60)...(2) 60.7 24.8 14.8 Total 100.0 100.3 (1) Foster mine, Canada; by electron microprobe, corresponding to...mckinstryite. Association: Silver, arsenopyrite, stromeyerite, actinolite, calcite (Foster mine, Canada); bornite...balkanite, mercurian silver, cinnabar, pyrite, calcite, barite, aragonite (Sedmochislenitsi mine, Bulgaria). Distribution:...Distribution: In Canada, from the Foster mine, Coleman Township, about two km southeast of Cobalt, Ontario |  | | Book | | convert, refine and treat whatever you want to mine. From the initial evaluation and planning to the... Section ae 7 1 Introduction 2 3 Algeria Egypt 15 18 4 Gulf States 27 5 tlrag 28 6 7 Jordan...Tunisia 49 51 146 Yemen 53 17 18 19 The Red Sea Israel References 55 56 oF 20 List of Maps ...reserves and their active exportation of oil to the western nations. Another aspect of these countries is their...at the end. A special emphasis has been given to Egypt because of the relatively large number of documents |  | | Journal (article/letter/editorial) | | Faculty of Science, Benha University, 13518 Benha, Egypt AN 1Department US Basem A. Zoheir1,2,*, Peter...Gold has been mined in the Eastern Desert T of Egypt, in the northwestern part of the ANS, for more than...deposit. Today, Sukari is the single major producing mine in US the Eastern Desert but many other significant...Distribution and genetic characteristics, Eastern Desert, Egypt, Neoproterozoic, Accretionary orogen, Arabian-Nubian...alluvial concentrations in the eastern part of Egypt for more than 6,000 years, from before the time |  | Pilote, Jean-Luc, Piercey, Stephen J., Brueckner, Stefanie M., Grant, David (2016) Resolving the Relative Timing of Au Enrichment in Volcanogenic Massive Sulfide Deposits Using Scanning Electron Microscopy-Mineral Liberation Analyzer: Empirical Evidence from the Ming Deposit, Newfoundland, Canada. Economic Geology, 111 (6) 1495-1508 doi:10.2113/econgeo.111.6.1495 | Journal (article/letter/editorial) | | Sou 5528000m N 414 Ming Main Mine rte To Baie Ve Rambler Mine Little nd ler Po Ramb Rambler...Granodiorite (434 - 430 Ma) Granodiorite Ming Main Mine 1807 zone k Snooks Arm Group (Ordovician) Intrusions...England’s Brook Broo Highway and highway number Mine location Mafic epiclastic rocks, black shale Rhyolite...100 m Fig. 2. Map outlining all the orebodies (red = massive sulfide; black = Lower Footwall zone) forming...(i.e., Au = lime green) and hessite (i.e., Ag = red). (B). BSE (left) image showing the occurrence of |  | Kojima, Shoji, San Martín, María Constanza, Nagase, Toshiro, Nakashima, Daisuke, Bisso, Claudio, Menzies, Andrew (2021) Distribution of gold and silver and its relation with hypogene ore minerals in the Esperanza porphyry deposit, Antofagasta Region, Chile. Resource Geology, 71 (1). 80-90 doi:10.1111/rge.12250 | Journal (article/letter/editorial) | | 12250 ORIGINAL ARTICLE Distribution of gold and silver and its relation with hypogene ore minerals in...Email: skojima@ucn.cl Funding information Esperanza mine geologists Abstract Modes of occurrence of Au-...zone within the hornfels is characterized by brown-red-colored granoblastic varieties, consisting of coarse-grained...Mala Formation at 2,000 to 1,500 m height above sea level (Figure 2a). In contrast, the Molybdenum Porphyry...Triassic meta-andesite horizon at <1,300 m height above sea level. The Principal and Molybdenum Porphyries exhibit |  | | 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...recumbent fold in the area north of Nuweiba’ City, western side of Gulf of Aqaba, Sinai (Photo by: Prof. M |  | | Journal (article/letter/editorial) | | Se-polymetallic deposit near the town of Hartenstein, western Erzgebirge, Saxony, Germany (Fig. 1). The hessite-containing...bohdanowiczite, is known from the Frederik VII’s Cu mine in south Greenland (Schønwandt 1983). Formation...S. & Karshevskiy, P. I. (1998): Native gold and silver, sulfides and REE minerals in carbonatites from...in the Schlema-Alberoda uranium ore district (western Erzgebirge, Germany). – N. Jb. Miner. Abh. 176:...tellurides from the Ivrea-Verbano basic complex, western Italian Alps. – Econ. Geol. 81: 1213–1217. Gu, |  | | Journal (article/letter/editorial) | | veins related to alkali-rich porphyry deposits in western Yunnan, China—Liu Xianfan, Yang Zhengxi, Liu Jiaduo...orogenic gold deposits in the Zhongchuan area, western Qinling and their geological significance— Zhang...Daxin 524 Magmatic gold mineralization in the western Qinling orogenic belt: Geology and metallogenesis...and orogenic gold targets in the Lachlan orogen, western Victoria AUSTRALIAN JOURNAL OF EARTH SCIENCES Vol...volcanic-hosted massive sulfide deposits, central western New South Wales— M.W. Agnew, S.W. Bull, and R.R |  | | Journal (article/letter/editorial) | | et al., 2013; Kozub, 2014) are mostly native silver, silver amalgams, stromeyerite (AgCuS), jalpaite (Ag3CuS2)...Shield. The Jabal Zalm area is located in the western Arabian Peninsula that is occupied by the so-called... to Yemen, in the south (Fig. 1). The Zalm gold mine is the most prominent geologic landmark in the area...investigation of the ancient gold workings at the Zalm mine. Also, Jackson et al. (1963) studied the area as...studied geology and gold mineralization at the Zalm mine during 4 exploration in the area (Figs. 1 and |  | | Journal (article/letter/editorial) | | apophysis, at levels between 325 and 227 m above sea level. Samples containing cervelleite came from anomalously...Romania 323 Fig. 1. Geological sketch map of the western part of Romania, indicating the geographical locations...recorded. Other Ag-bearing minerals include native silver, hessite, st¸ tzite, stromeyerite, clausthalite...of hessite, a Ag – sulphide, and sometimes, also silver. 3. Ag2Cu2TeS Within sample material from both...Accompanying trace assemblage includes gold, bismuth, silver, sphalerite, stromeyerite, mawsonite, roquesite |  | | 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...three Cu–Ni–PGE prospects in the Eastern Desert of Egypt: Gabbro Akarem, Genina Gharbia and Abu Swayel. The...Tellurides; Solid solution; Cu–Ni–PGE prospects; Egypt * Fax: +20 086 342601. E-mail address: hmhelmy@yahoo...Cu–Ni–PGE prospects from the Eastern Desert of Egypt. These prospects have different magmatic, late- |  | | Report (issue) | | Quartz variety amethyst, 3.5 cm tall Kakamunurle Mine, Kar0r, Tamil Nadu, India Bill Larson collection...Bottom: Quartz variety amethyst, 6.7 cm tall Wattika Mine, Murzinka, Sverdlovskaya Oblast', Russia Peter Lyckberg...malfeasance, so to make amends he poured his tankard of red wine over her. This action produced the most beautiful...source material was deposits in the Aegean or in Egypt. The Greeks and Romans also used amethyst in jewelry...not to survive changes in fashion: the gold and silver is often melted down and the gems reset or, even |  | | Report (chapter) | | continental crust comprises copper-molybdenum, silver-lead-zinc, tin-tungsten and antimony. A modification...anorthosites in the lower continental crust, native silver-nickelcobalt arsenides, gemstones and strata-bound...mountain belts. The concept by Hess 1 and Dietz 2 of sea-floor spreading raised the problem of the disposal...out that there are only two possibilities: either sea-floor is being destroyed or the earth is expanding...earthquakes associated with island arcs. Early papers on sea- floor spreading suggested that the plates descend |  | Helmy, Hassan M., Abd El-Rahman, Yasser M., Yoshikawa, Masako, Shibata, Tomoyuki, Arai, Shoji, Tamura, Akihiro, Kagami, Hiroo (2014) Petrology and Sm–Nd dating of the Genina Gharbia Alaskan-type complex (Egypt): Insights into deep levels of Neoproterozoic island arcs. Lithos, 198. 263-280 doi:10.1016/j.lithos.2014.03.028 | Journal (article/letter/editorial) | | dating of the Genina Gharbia Alaskan-type complex (Egypt): Insights into deep levels of Neoproterozoic island...University, 61519 Minia, Egypt Department of Geology, Cairo University, Giza, Egypt d Department of Earth...complex Neoproterozoic island arcs Eastern Desert–Egypt a b s t r a c t The deep levels of Neoproterozoic...Gharbia Alaskan-type complex (south Eastern Desert, Egypt) is the remains of a magma chamber that crystallized...island arcs are exposed in the Eastern Desert of Egypt (part of the Arabian–Nubian Shield) along ancient |  | | Journal (article/letter/editorial) | | also be enriched significantly in other elements. Silver is one such element and is commonly extracted as...different deposit types is summarized in Table 1. Silver is the trace element most frequently reported in...chalcopyrite from the Um Samiuki volcanogenic massive sulfide (VMS) deposit, Egypt, hosting up to 4.3...1984), the Kidd Creek mine, Ontario, Canada (Cabri et al., 1985), the Bottino Mine, Italy (MoggiCecchi...and 3300 ppm Ni in chalcopyrite from the Shamrocke mine, Zimbabwe. Wang et al. (2015a) measured up to 1700 |  | Demir, Yilmaz, Uysal, Ibrahim, Burhan Sadiklar, M., Sipahi, Ferkan (2008) Mineralogy, mineral chemistry, and fluid inclusion investigation of Köstere hydrothermal vein-type deposit (Gümüşhane, NE-Turkey) Neues Jahrbuch für Mineralogie - Abhandlungen, 185 (2) 215-232 doi:10.1127/0077-7757/2008/0122 | Journal (article/letter/editorial) | | Black Sea Region of Turkey. Total silver content of the Köstere ore is controlled by total silver content...formation of Köstere deposit. Key words: Köstere mine, ore mineralogy, mineral chemistry, fluid inclusions...Introduction Ore deposits found in the east Black Sea region of Turkey are divided into four main zones...on E-W line in the region, and includes Köstere mine, was studied by various researchers (Buser & Cvetic...et al. 2007). The Köstere mine, which is situated in the eastern Black Sea region of Turkey with the |
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