 | Gilgen, S. A., Diamond, L. W., Mercolli, I., Al-Tobi, K., Maidment, D. W., Close, R., Al-Towaya, A. (2014) Volcanostratigraphic Controls on the Occurrence of Massive Sulfide Deposits in the Semail Ophiolite, Oman. Economic Geology, 109 (6) 1585-1610 doi:10.2113/econgeo.109.6.1585 | Journal (article/letter/editorial) | | Semail Ophiolite, Oman Samuel A. Gilgen,1,† Larryn W. Diamond,1 Ivan Mercolli,1 Khalid Al-Tobi,2 David W...W. Maidment,3,* Robert Close,4 and Ahmed Al-Towaya5 1 Institute 2 Earth of Geological Sciences, University...Sultanate of Oman 3 Mawarid 4 Gentor Mining, P.O. Box 476, PC 321 Sohar, Sultanate of Oman Resources...Athaibah, Sultanate of Oman 5 Directorate General of Minerals, Muscat, Sultanate of Oman Abstract The Semail...Semail ophiolite in Oman is capped by up to 2 km of basaltic-andesitic lavas that host copper-dominant |  | Belgrano, Thomas M., Diamond, Larryn W., Vogt, Yves, Biedermann, Andrea R., Gilgen, Samuel A., Al-Tobi, Khalid (2019) A revised map of volcanic units in the Oman ophiolite: insights into the architecture of an oceanic proto-arc volcanic sequence. Solid Earth, 10 (4). 1181-1217 doi:10.5194/se-10-1181-2019 | Journal (article/letter/editorial) | | License. A revised map of volcanic units in the Oman ophiolite: insights into the architecture of an...R. Biedermann1,2 , Samuel A. Gilgen1 , and Khalid Al-Tobi3 1 Institute of Geological Sciences, University...Box 1242, PC 130 Athaibah, Muscat, Sultanate of Oman 2 Institute Correspondence: Thomas M. Belgrano...nascent subduction zones. The Semail ophiolite (Oman–U.A.E.) in particular can be viewed as an analogue...(Geotimes), through axial to off-axial depleted basalts (Lasail), to post-axial tholeiites (Tholeiitic Alley), |  | | Book | | GeoGuide Mike Searle Geology of the Oman Mountains, Eastern Arabia GeoGuide Series Editors Wolfgang...springer.com/series/11638 Mike Searle Geology of the Oman Mountains, Eastern Arabia 123 Mike Searle Department...grateful thanks for the wonderful life we had in Oman in the early days. It is also dedicated to all those...this amazing and wonderful country. Foreword Oman and the UAE possess several geological wonders that...Earth dynamic processes. Between the Oman Mountains in the north and the Dhofar Mountains in the south |  | | Journal (article/letter/editorial) | | Through the process known as acid rock drainage (or mine drainage), the oxidative dissolution is in this...complex outer layer of of sulfides from ores and from mine wastes can release air, water, biota, organic matter...supergene oxidation and leaching of ore deposits and mine wastes. They have a profound effect on high pressures...to adjust to mobility and even toxicity (Zammit et al 2015 this issue). the new lower temperatures, pressures...increase in metal grades for such commodities as Cu, Al, The formation of supergene enrichment profi les |  | Patten, C. G. C., Pitcairn, I. K., Alt, J. C., Zack, T., Lahaye, Y., Teagle, D. A. H., Markdahl, K. (2020) Metal fluxes during magmatic degassing in the oceanic crust: sulfide mineralisation at ODP site 786B, Izu-Bonin forearc. Mineralium Deposita, 55 (3) 469-489 doi:10.1007/s00126-019-00900-9 | Journal (article/letter/editorial) | | dyke complex (Alt 1995a; Alt et al. 2010; Jowitt et al. 2012; Patten et al. 2016a) or to be supplied by...volatiles (Moss et al. 2001; Yang and Scott 2002; Sun et al. 2004; deRonde et al. 2005; Sun et al. 2015). The...Pb, Zn; Hannington et al. 1991; Wohlgemuth-Ueberwasser et al. 2015; Monecke et al. 2016). It has been suggested...into the hydrothermal system (Sillitoe et al. 1996; Moss et al. 2001; Yang and Scott 2002). However, this...complex of the oceanic crust (Nesbitt et al. 1987; Patten et al. 2016a). Better knowledge of the trace |  | | Journal (article/letter/editorial) | | mineralizationwith an averagegradeof 0.11 oz/ton gold, 0.44 oz/ton silver, 1.46 percent copper, 3.33 percent...WesternJurassicbelt and hasbeen dated at 157 ___ 2 m.y. (Saleebyet al., 1982). The ophiolitestratigraphyis asfollows(in...Nevadanorogeny(150 m.y.)(Harper, 1980, 1984, 1986; Saleebyet al., 1982). Post-Nevadandeformationwas associated with...zones)areslightlyenechelon,possibly dueto faulting, alonga north-northeast trend.The UpperHigh-Grade podsandthe Main...flows. Weak to moderate sulfide mineralization north, whereas the Main Lower zone extends to the occursbelow |  | | Book (volume) | | President INSTITUTE OF APPLIED GEOLOGY Ahmad M. S. Al-Shanti Dean I. A. G. BULLETIN No. 3 EVOLUTION...Proceedings of a Symposium convened by AHMAD M. S. AL-SHANTI Volume 2 Published for the INSTITUTE OF...3). Vol: 2 1. Geology - Near East - Congresses I. Al-Shanti, Ahmed II. Tahoun, SA III. Series 555.6 QE319...Ramsay and M. J. Roobol PRECAMBRIAN TECTONICS OF NORTH-EAST AFRICA R. M. SHACKLETON Leeds University, Leeds...accretion of island arc/back arc complexes in the north to products of collisions between plates carrying |  | Yıldırım, Nail, Dönmez, Cahit, Kang, Jisuk, Lee, Insung, Pirajno, Franco, Yıldırım, Esra, Günay, Kurtuluş, Seo, Jung Hun, Farquhar, James, Chang, Se Won (2016) A magnetite-rich Cyprus-type VMS deposit in Ortaklar: A unique VMS style in the Tethyan metallogenic belt, Gaziantep, Turkey. Ore Geology Reviews, 79. 425-442 doi:10.1016/j.oregeorev.2016.05.021 | Journal (article/letter/editorial) | | (Ketin, 1983; Şengör and Yılmaz, 1981; Robertson et al., 2004; Okay, 2008). The Ortaklar deposit is located...1991; Yılmaz et al., 1992; Parlak et al., 2004, 2009; Herece, 2008; Uzunçimen et al., 2011; Yıldırım...Bingöl, 2012; Yıldırım et al., 2012a,b; Varol et al., 2011; Robertson et al., 2015a,b; Yıldırım, 2015)...(Şaşmaz et al., 1999; Akıncı, 2009; 2 ACCEPTED MANUSCRIPT Yıldırım et al., 2010; Yıldırım et al., 2012a-b;...2012a-b; Yıldırım, 2013; Đlhan, 2013; Akyıldız et al., 2015). Of the more than 200 ophiolite suites recognized |  | | Journal (article/letter/editorial) | | of continental crust (e.g., Suyehiro et al., 1996; Tatsumi et al., 2008). Geochemical recycling through...Taylor and Nesbitt, 1998; Hochstaedter et al., 2001; Ishizuka et al., 2003). Izu-Bonin is a prime example...spreading (e.g., Hochstaedter et al., 1990a, b; Taylor, 1992; Ishizuka et al., 2009). Results from these studies...rear-arc volcano in the Izu-Bonin arc (Ishizuka et al., 2002) and a Kuroko-type massive sulfide deposit...caldera volcano on the active arc front (Iizasa et al., 1999). Thus, a review of the tectonic environments |  | | Report (issue) | | Porphyry copper molybdenum rich 9 Porphyry copper gold rich 15 Porphyry copper 21 Molybdenum porphyry...Carbonate-hosted gold 79 Epithermal gold, quartz-adularia type 82 Epithermal gold, quartz-alunite...Name Country Ace of Spades Adobe Canyon Gp. Alice Mine Allan (Johnson) Alta Hill Althouse Alyce and Blue...Chrome, etc. Buttercup Chrome Camden Mine Camptonvilie area Castro Mine Cattle Springs Cavyell Horse C (continued...Cleopatra Clover Leaf Codd Prospect Coggins Col lard Mine Commander Coon Mt. Nos. 1-3 Copper Creek (Low Divide) |  | | Journal (article/letter/editorial) | | of Iran to the Strait of Hormuz and into northern Oman. This belt reflects the shortening and off-scraping...better-studied ophiolites in Cyprus, Turkey and Oman compel the conclusion that a broad and continuous...northern Oman, accommodating ∼ 20 mm yr−1 of convergence between Arabia and Eurasia (Reilinger et al. 2006)...(e.g. Alavi, 1980, 2004, 2007; Agard et al. 2005; Homke et al. 2009). The ZOB is interpreted as the product...Downloaded: 12 Mar 2015 fault and to the SE by the Oman line (Falcon, 1969). The ZOB formed because of convergence |  | | Book | | bin Said Al Shanfari Minister of Petroleum and Minerals The Speech of H.E. Said Bin Ahmed Al Shanfari...Symposium Your Royal Highness Sayed Fahad Bin Mahmoud al Said, Your Royal Highness Members of the Honourable...pleasure to welcome you in this scientific gathering in Oman which has been made possible through the directives...contribute to the advancement of earth sciences. We, in Oman look forward with keen interest to the outcome of... I wish to thank the Ministry of Defence, Royal Oman Police and the Ministry of Information for their |  | | Book | | convert, refine and treat whatever you want to mine. From the initial evaluation and planning to the...spelling has been used: Abu instead of Abou, Bou Al instead of El Gabal instead of Jebel, Gebel, Djebel...Dhahab; Hofrat An Nahas has been changed to Hofrat Al Nahas, etc. MINERAL RESOURCES OF THE ARAB COUNTRIES...leaders in mining and metal roduction. For example, gold was produced in arge amounts by the Ancient Egyptians...the wall paintings in Egyptian tombs and the many gold articles discovered. Copper production was first |  | | Journal (article/letter/editorial) | | basal mantle section of the northern part of the Oman ophiolite: A record of the latest deep-seated magmatism...basal mantle section of the northern part of the Oman ophiolite: A record of the latest deep-seated magmatism...mantle section of the northern SC RI PT part of the Oman ophiolite: a record of the latest deep-seated magmatism...the metamorphic sole of the northern part of the Oman ophiolite. The dykes clearly cut the deformational...generation of OIB-like magmas (V3 lava) beneath the Oman ophiolite resulting from the break-off of the “subducting |  | | Book | | second from a chimney about 15 cm across (MacDonald et al., 1980). This water issues as a clear solution but...vents at the Galapagos spreading centre (Corliss et al., 1979). Manganese, largely absent from the hydrothermal...tty) &e We = ata ee reel bot i a oe (aah ae al a a . ery! . ;= Oi nih - 7 ¢ erent 4 R...Hypotheses and Mineralization A Geosynclinal Concepts in North America, Europe and the USSR BMetallogenesis and...deposits 2 Quartz-pebble conglomerate uranium and gold-uranium deposits 3 Preservation potential CHAPTER |  | El-Desoky, Hatem M., Abdel-Rahman, Ahmed M., Ene, Antoaneta, Khalil, Ahmed E., Fahmy, Wael, Zakaly, Hesham M. H., Awad, Hamdy A. (2022) Origin and Heavy Metals of Plagio-Granites in Egyptian Shield Oceanic Complexes: A Case Study of Abu Dabbab Area, Central Eastern Desert, Egypt. Minerals, 12 (9) 1093 doi:10.3390/min12091093 | Journal (article/letter/editorial) | | August 2022 Geology Department, Faculty of Science, Al-Azhar University, Cairo 11884, Egypt Department of...Science, Al-Azhar University, Assiut 71524, Egypt Geology Department, Faculty of Science, Al-Azhar University...the the area. area. The only to to the the north‐western north-western and and south‐western south-western...at the north‐western corner is concordant with the bedding of the metasediments at the north-western...thin sections were performed at the Laboratories of Al-Azhar University to identify the mineralogical composition |  | | Journal (article/letter/editorial) | | Goldie 1976; Cathles 1977; Franklin et al. 1981; Campbell et al. 1981; Galley 1993, 1996). There is also...system (Yang and Scott 1996; Sillitoe et al. 1996; Hannington et al. 1999). Modeling the role of large subseafloor...and Detrick 1992; Calvert 1995; Alt 1995; Singh et al. 1999). Empirical evidence for this link includes...Holk 1998; Bailes and Galley 1999; Hannington et al. 2002, this volume). A number of large synvolcanic...overlying VMS-hosting rhyolites (Davis et al. 1985; Bailes et al. 1996; Barrett and MacLean 1999) and have |  | | Book | | most recently on vii viii Acknowledgements gold, silver, copper and bronzes from the Royal Cemetery.... . . . . . . . . . . . . . . . . . . . . 3.4.7 Gold . . . . . . . . . . . . . . . . . . . . . . . .... . . 3.6.3 Gold Placers . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.6.4 Gold Placers and...The Metallurgy of Gold . . . . . . . . . . . . . . . . . . . . . . . . 6.3.1 Gold Artefacts . . . . ... . . . 6.3.2 Ancient Metallurgical Processes of Gold . . . . . . 6.3.3 Gilding Through the Ages . . |  | | Book | | current and, almost certain, future emphasis on gold within the exploration community, I have paid particular...the geological settings and generative models of gold deposits of all kinds. There doubtless will be much...1)rpe ......................... 1.5.5 The EI Indio Gold Deposit, Chile ......... 1.5.6 Discussion and Suggestions...Suggestions for Exploration. 97 98 101 2.5 Backarc Gold Deposits ................... 102 2.5.1 Discussion...Magmatism ............................. 150 4.2 Gold Deposits of a Complexly Evolving Continental Margin |  | | Journal (article/letter/editorial) | | lithospheric remnants of southern Neotethys to the north of the Arabian promontory in Turkey. The ultramafic...(Robertson, 2002 and references therein; HoÈck et al., 2002), whereas the late Cretaceous ophiolites in...(Aktas° and Robertson, 1984; Pearce et al., 1984; HeÂbert and Æ CI ET AL. U. BAG not experience any large-scale...1984; Tekeli and Erendil, 1986; Pis°kin et al., 1990; Dilek et al., 1991; Dilek and Delaloye, 1992; Dilek...and Thy, 1998; Dilek and Delaloye, 1992; Dilek et al., 1998) suggested that the KõzõldagÆ ophiolite possesses |  | | Journal (article/letter/editorial) | | 735. [2] Hemming et al (1998) Geochim. Cosmochim. Acta 62, 2915. [3] Wasylenki et al (2005) Geochim. Cosmochim...Schlema-Alberoda was already finished about ten years ago, the mine water still contains elevated concentrations of...diversity of the indigenous microbial community of the mine water from Pöhla and Schlema-Alberoda is reported...state-of-the-art pyrosequencing of the 16S rRNA gene. Mine water samples were either filtrated or harvested...the filtrated Pöhla mine water, the Pöhla flow cell, the filtrated Schlema mine water, and the Schlema |  | Hodges, C.A., Cox, D.P., Singer, D.A., Case, J.E., Berger, B.R., Albers, J.P. (1984) U.S. Geological Survey-INGEOMINAS mineral resource assessment of Colombia. Open-File Report Vol. 1984 (84-345) US Geological Survey doi:10.3133/ofr84345 | Report (issue) | | chromite (1.1) 7 Porphyry copper molybdenum-rich; gold-rich (2.1, 2.2) 9 Molybdenum porphyry climax type;...deposits (4.8) 28 Epithermal gold, quartz-adularia type (5.4) 30 Hot springs gold-silver deposits (5.6) ...deposits 27 13. Epithermal gold, quartz-adularia type 29 14. Hot springs gold-silver deposits 31 ii...mineral deposit types. In addition to new deposits of gold, silver, and platinum group elements, significant...possibilities for the occurrence of bauxite, iron, uranium, gold, diamonds, rare earths, possibly tin and tungsten; |  | Maslennikov, V.V., Ayupova, N.R., Herrington, R.J., Danyushevskiy, L.V., Large, R.R. (2012) Ferruginous and manganiferous haloes around massive sulphide deposits of the Urals. Ore Geology Reviews, 47. 5-41 doi:10.1016/j.oregeorev.2012.03.008 | Journal (article/letter/editorial) | | not only in mobile Na, K, Mg, but also in immobile Al, Ti, and REE; whereas Si and Fe are concentrated...sediments, resolves the problem of subtraction of Al, Ti, REE and other elements, which are commonly immobile...the temporal preservation of “immobile” elements (Al, Ti, REE) in “immature”chlorite–hematite gossanites...2010; Gavrilov, 1972; Khvorova, 1979; Khvorova et al., 1984; Zaykov, 1991, 2006; Zaykova, 1991). However...manganiferous rocks specific to 6 V.V. Maslennikov et al. / Ore Geology Reviews 47 (2012) 5–41 the VMS deposits |  | | Report (issue) | | estructurales que en lo actual se conocen ser incorrectos. Al reemplazar las ideas iniciales con otros modelos...La presente disposicion de los modelos da enfasis al facil aceso de los modelos, por razon de estar fundada...tectonico, estas dos facciones siendo las mas aparentes al geologo elaborando un mapa. El presente sistema es...multiple veces en la principal lista del cuadro 1. Al considerar como realizar la utilizacion maxima de...la recopilacion, se tomo en cuenta como asistirie al geocientista con relativamente poca experiencia, |  | | Journal (article/letter/editorial) | | deposits versus pyrite-sphalerite-galena-chalcopyrite-gold mineralization in the Kuroko-type deposits. The...et al., 2010), extending from Russia across eastern Kazakhstan to northwest China (Bespaev et al., 1997)...1789 and is still actively mined today. Bespaev et al. (1997) compiled a 1:1,500,000 metallogenic map of...(Shcherba et al., 2000; Vikentiev, 2004), and Chinese Altai parts (Wang, 2003; Wang et al., 2003), mostly...(Gas’kov, 2002) or siliciclastic-felsic (Shanks et al., 2012) VMS deposits. These previous studies also |
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