 | | Report (issue) | | Petroleum, Energy and Mines, Islamic Republic of Mauritania Second Projet de Renforcement Institutionnel...Copper-Gold Deposits in the Islamic Republic of Mauritania: Phase V, Deliverable 79 By Gregory L. Fernette...copper-gold deposits in the Islamic Republic of Mauritania (phase V, deliverable 79), chap. M of Taylor...Republic of Mauritania 1 Summary Mauritania hosts one significant copper-gold deposit, Guelb Moghrein and several...atypical in some important respects. Nonetheless, Guelb Moghrein is an economically significant mineral deposit | | | Report (issue) | | Petroleum, Energy and Mines, Islamic Republic of Mauritania Second Projet de Renforcement Institutionnel...Copper-Gold Deposits in the Islamic Republic of Mauritania: Phase V, Deliverable 79 By Gregory L. Fernette...copper-gold deposits in the Islamic Republic of Mauritania (phase V, deliverable 79), chap. M of Taylor...Republic of Mauritania 1 Summary Mauritania hosts one significant copper-gold deposit, Guelb Moghrein and several...atypical in some important respects. Nonetheless, Guelb Moghrein is an economically significant mineral deposit | | | Report (issue) | | Petroleum, Energy and Mines, Islamic Republic of Mauritania Second Projet de Renforcement Institutionnel...Epithermal Gold Deposits in the Islamic Republic of Mauritania: Phase V, Deliverable 69 By Richard J. Goldfarb...epithermal gold deposits in the Islamic Republic of Mauritania, (phase V, deliverable 69), chap. H of Taylor...Gold-Dominant Mineral Deposits and Occurrences in Mauritania ............................................................ 3 3.2 Northern Mauritanides (Inchiri Region) ......................................... |  | | Journal (article/letter/editorial) | | 763–770 GUELB MOGHREIN: AN UNUSUAL CARBONATE-HOSTED IRON OXIDE COPPER-GOLD DEPOSIT IN MAURITANIA, NORTHWEST...Mines, Golden, Colorado 80401 USA Abstract The Guelb Moghrein Cu-Au deposit occurs within metacarbonate bodies...alteration-mineralization history. Early sodic alteration at Guelb Moghrein resulted in the formation of albitized zones...ankerite- and siderite-rich assemblages. Progressive alteration resulted in breakdown of siderite to magnetite...The nucleation of sulfides on graphite during siderite breakdown suggests redox reactions may have largely | | Rockwell, Barnaby W., Knepper, Daniel H., Horton, John D. (2015) Landsat maps (phase V, deliverable 60), ASTER maps (phase V, deliverable 62), ASTER_DEM maps (phase V, deliverable 63), and spectral remote sensing in support of PRISM-II mineral resource assessment project, Islamic Republic of Mauritania (phase V, deliverables 61 and 64): Chapter E in Second projet de renforcement institutionnel du secteur minier de la République Islamique de Mauritanie (PRISM-II). Open-File Report Vol. 2015 (2013-1280) US Geological Survey doi:10.3133/ofr20131280e | Report (issue) | | Petroleum, Energy and Mines, Islamic Republic of Mauritania Second Projet de Renforcement Institutionnel...Resource Assessment Project, Islamic Republic of Mauritania: Phase V, Deliverables 61, 60, 62, 63, 64 By...resource assessment project, Islamic Republic of Mauritania (phase V, deliverables 61 and 64), chap. E of............................. 19 2.9.1 Inchiri-Adrar-Amsaga Region............................................................... 19 2.9.2 Chami-Tasiast Region .............................................. | | | Report (issue) | | Petroleum, Energy and Mines, Islamic Republic of Mauritania Second Projet de Renforcement Institutionnel...Resource Assessment Project, Islamic Republic of Mauritania: Phase V, Deliverables 61, 60, 62, 63, 64 By...resource assessment project, Islamic Republic of Mauritania (phase V, deliverables 61 and 64), chap. E of............................. 19 2.9.1 Inchiri-Adrar-Amsaga Region............................................................... 19 2.9.2 Chami-Tasiast Region .............................................. |  | | Journal (article/letter/editorial) | | oxide–Cu–Au–Co mineralization at the Guelb Moghrein deposit, Akjoujt area, Mauritania Received: 3 June 2005 / Accepted:...March 2006 # Springer-Verlag 2006 Abstract The Guelb Moghrein Fe oxide–Cu–Au–Co deposit, with a total resource...localized viscous shearing in these shear zones. Siderite of the metacarbonate body was deformed into a...chlorite, calcite, albite, and quartz. The Guelb Moghrein ore body is structurally controlled by shear...rocks, metacarbonates, and the Guelb Moghrein ore body of the Akjoujt metabasalt unit in the footwall | | | Report (issue) | | Petroleum, Energy and Mines, Islamic Republic of Mauritania Second Projet de Renforcement Institutionnel...Massive Sulfide Deposits in the Islamic Republic of Mauritania: Phase V, Deliverable 77 By Cliff D. Taylor and...massive sulfide deposits in the Islamic Republic of Mauritania, (phase V, deliverable 77), chap. L of Taylor...volcanogenic massive sulfide deposits (VMS) exists in Mauritania in the greenstone belts of the southwestern Rgueïbat............... 1 Potential for VMS Deposits in Mauritania............................................. | | | Report (issue) | | Petroleum, Energy and Mines, Islamic Republic of Mauritania Second Projet de Renforcement Institutionnel...Massive Sulfide Deposits in the Islamic Republic of Mauritania: Phase V, Deliverable 77 By Cliff D. Taylor and...massive sulfide deposits in the Islamic Republic of Mauritania, (phase V, deliverable 77), chap. L of Taylor...volcanogenic massive sulfide deposits (VMS) exists in Mauritania in the greenstone belts of the southwestern Rgueïbat............... 1 Potential for VMS Deposits in Mauritania............................................. |  | | Report (chapter) | | setting of the Guelb Moghrein Fe oxide –Cu – Au– Co mineralization, Akjoujt area, Mauritania JOCHEN KOLB1...Denmark (e-mail: jkol@geus.dk) Abstract: The Guelb Moghrein Fe oxide– Cu–Au –Co deposit is located at the...western boundary of the West African craton in NW Mauritania. The wall rocks to the mineralization represent...stratigraphic base; (2) tholeiitic andesites– basalts (Akjoujt meta-basalt unit). The trace element signature...the mineralization, forms a tectonic lens in the Akjoujt metabasalt unit. It can be defined by the high | | Taylor, Cliff D., Finn, Carol A., Anderson, Eric D., Joud, M. Y., Taleb, M. A., Horton, John D. (2015) Algoma-, Superior-, and oolitic-type iron deposits of the Islamic Republic of Mauritania (phase V, deliverable 83): Chapter O in Second projet de renforcement institutionnel du secteur minier de la République Islamique de Mauritanie (PRISM-II). Open-File Report Vol. 2015 (2013-1280) US Geological Survey doi:10.3133/ofr20131280o | Report (issue) | | Petroleum, Energy and Mines, Islamic Republic of Mauritania Second Projet de Renforcement Institutionnel...Oolitic-Type Iron Deposits of the Islamic Republic of Mauritania: Phase V, Deliverable 83 By Cliff D.Taylor, Carol...oolitic-type iron deposits of the Islamic Republic of Mauritania (phase V, deliverable 83), chap. O of Taylor...Oolitic-Type Iron Deposits of the Islamic Republic of Mauritania 2 Summary High-grade hematitic iron ores (or...containing 60–65 percent Fe) have been mined in Mauritania from Superior-type iron deposits since 1952. | | | Report (issue) | | Petroleum, Energy and Mines, Islamic Republic of Mauritania Second Projet de Renforcement Institutionnel...Oolitic-Type Iron Deposits of the Islamic Republic of Mauritania: Phase V, Deliverable 83 By Cliff D.Taylor, Carol...oolitic-type iron deposits of the Islamic Republic of Mauritania (phase V, deliverable 83), chap. O of Taylor...Oolitic-Type Iron Deposits of the Islamic Republic of Mauritania 2 Summary High-grade hematitic iron ores (or...containing 60–65 percent Fe) have been mined in Mauritania from Superior-type iron deposits since 1952. |  | | Journal (article/letter/editorial) | | discovered, delineated and 62 developed in Mali, Mauritania, Senegal, Burkina Faso, Ghana and Cote d’Ivoire...by post-Eburnean sedimentary cover of 130 the Guelb el Hadid sequence, and Mesoproterozoic to Paleozoic...continue 224 westwards beneath the younger Senegal-Mauritania basin. A major basin controlling, NW- 225 trending...east-west for 800 km from the Western Sahara and Mauritania to Algeria. The 237 basin contains largely...000 km2. It 243 extends from north-western Mauritania to southwest Guinea-Bissau. The basin contains | | | Report (issue) | | Petroleum, Energy and Mines, Islamic Republic of Mauritania Second Projet de Renforcement Institutionnel...and U.N. data in southeast Islamic Republic of Mauritania using the Extended Euler method (Phillips, 2002)...Bouguer gravity map of the Islamic Republic of Mauritania, reduced using a density of 2.67 g/cm3. Data...susceptibility measurements from the Islamic Republic of Mauritania ...................... 51 v Conversion Factors...Géologiques et Minières (Islamic Republic of Mauritania) BUMIFOM The Bureau Minier de la France d’Outre-Mer | | | Report (issue) | | Petroleum, Energy and Mines, Islamic Republic of Mauritania Second Projet de Renforcement Institutionnel...and U.N. data in southeast Islamic Republic of Mauritania using the Extended Euler method (Phillips, 2002)...Bouguer gravity map of the Islamic Republic of Mauritania, reduced using a density of 2.67 g/cm3. Data...susceptibility measurements from the Islamic Republic of Mauritania ...................... 51 v Conversion Factors...Géologiques et Minières (Islamic Republic of Mauritania) BUMIFOM The Bureau Minier de la France d’Outre-Mer |  | | Journal (article/letter/editorial) | | Alemão/Igarapé Bahia, Brazil; Khetri, India; Guelb Moghrein, Mauritania; Dahongshan, China; Sin Quyen, Vietnam)...report a mean of 170 ppm U from 10 samples of siderite breccia; Tazava and deOliveira (2000) report mean...mean of 99 ppm U from 4 samples of siderite breccia and magnetite breccia Benavides (pers commun., 2005)...Geochemistry of the Estrela granite complex, Carajas region, Brazil: An example of an Archean A-type granitoid:... P.A., 2005, Uranium deposits of the Mount Isa region and their relationship to deformation, metamorphism |  | | Book | | deposits in Morocco, Algeria, Tunisia, Mali, Mauritania, Egypt, Sudan, and Eritrea. Originally our goal...the setting and origin of major deposits in the region, together with information on tonnages and grades...comparisons and contrasts with MVT deposits in the region. The last part is focused on sediment-hosted iron...deposits of the F’derik-Zouérate iron district in Mauritania, and presents the results of new airborne geophysical...Tunisia, and Comparisons with MVT Deposits in the Region . . . . . . . . . . 497 Sophie Decrée, Christian |  | Soloviev, Serguei G., Kryazhev, Sergey G., Dvurechenskaya, Svetlana S. (2013) Geology, mineralization, stable isotope geochemistry, and fluid inclusion characteristics of the Novogodnee–Monto oxidized Au–(Cu) skarn and porphyry deposit, Polar Ural, Russia. Mineralium Deposita, 48 (5) 603-627 doi:10.1007/s00126-012-0449-9 | Journal (article/letter/editorial) | | Novogodnee–Monto deposit is located in the Polar (Arctic) Ural region, some 40 km north of the city of Salekhard (Fig...associated with Cu, Au, and Fe in the Polar Ural region (Yazeva and Bochkarev 1984; Bochkarev and Yazeva...includes quartz, carbonate (calcite, dolomite, siderite, ankerite), sericite, Fe–Mg to Fe chlorite, pyrite...Nico, NWT, Canada (Goad et al. 2002), Guelb Moghrein, Mauritania (Kolb et al. 2006), among others. Some...Fe-oxide–Cu–Au–Co mineralization at the Guelb Moghrein deposit, Akjoujt area, Mauritania. Miner Deposita 41:68–81 Kryazhev |  | Acosta-Góngora, P., Gleeson, S.A., Samson, I.M., Corriveau, L., Ootes, L., Taylor, B.E., Creaser, R.A., Muehlenbachs, K. (2015) Genesis of the Paleoproterozoic NICO iron oxide–cobalt–gold–bismuth deposit, Northwest Territories, Canada: Evidence from isotope geochemistry and fluid inclusions. Precambrian Research, 268. 168-193 doi:10.1016/j.precamres.2015.06.007 | Journal (article/letter/editorial) | | Cobalt belt (Slack, 2012) and the Au–Cu–Co–Bi–Te–Ag Guelb deposit (e.g., Kolb et al., 2006). At NICO, mapping...S.A., (Johnson et al., 2012), and the Guelb deposit, Mauritania (Sakellaris, 2007; Fig. 7B). However,...Carbon and oxygen isotope ratios in diagenetic siderite and magnetite from the upper Devonian ironstone...oxide–Cu–Au–Co-mineralization at Guelb Moghrein deposit, Akjoujt area, Mauritania. Miner. Depos. 41, 68–81,...studies on iron oxide–Cu–Au deposits in the Kolari region, northern Finland. Ore Geol. Rev. 30, 75–105, http://dx |  | Otake, Tsubasa, Wesolowski, David J., Anovitz, Lawrence M., Allard, Lawrence F., Ohmoto, Hiroshi (2010) Mechanisms of iron oxide transformations in hydrothermal systems. Geochimica et Cosmochimica Acta, 74 (21) 6141-6156 doi:10.1016/j.gca.2010.07.024 | Journal (article/letter/editorial) | | al., 2008), (c) reaction between hematite and siderite (FeIICO3) during metamorphism (e.g., Burt, 1972)...arguments by Rosing et al. (2010) that magnetite and siderite in BIFs were in near-equilibrium with atmospheric...oxide–Cu–Au–Co mineralization at the Guelb Moghrein deposit, Akjoujt area, Mauritania. Miner. Deposita 41, 68–81 |  | Oberthur, T., Melcher, F., Henjes-Kunst, F., Gerdes, A., Stein, H., Zimmerman, A., El Ghorfi, M. (2009) HERCYNIAN AGE OF THE COBALT-NICKEL-ARSENIDE-(GOLD) ORES, BOU AZZER, ANTI-ATLAS, MOROCCO: Re-Os, Sm-Nd, AND U-Pb AGE DETERMINATIONS. Economic Geology, 104 (7) 1065-1079 doi:10.2113/econgeo.104.7.1065 | Journal (article/letter/editorial) | | Department of Geosciences, Colorado State University, Fort Collins, CO 80523-1482 USA and Geological Survey...metamorphogenic hydrothermal calcite, magnesite and siderite: Mineralogy and Petrology, v. 45, p. 231–246....179–194. Hein, U.F., 1993, Synmetamorphic Variscan siderite mineralisation of the Rhenish Massif, central...Recognition of Archean IOCG mineralization at Guelb Moghrein, Mauritania: Terra Nova, v. 18, p. 345–352. Melcher...accretionary tectonics in the Bou Azzer-El Graara region, Anti-Atlas, Morocco: Geology, v. l7, p. 1107–1110 |  | | Journal (article/letter/editorial) | | of granite-related mineral deposits across the region. Significant indium is found in sulphidebearing...than 20 main stage mineral vein systems across the region. The richest occurrences have been identified at...for targeted exploration and extraction in the region, the metal has significant potential to add value...eruptions of Caradoc age that occurred in the Snowdonia region of northwestern Wales (Howells et al., 1991). ...development of a number of copper deposits in the Domes Region, west of the Zambian Copperbelt, has provided new |  | | Report (issue) | | Taylor and others, 2013). Large deposits in this region from which byproduct cobalt is currently or has...vein deposits have been those in the Erzgebirge region of the Czech Republic and Germany (Hermann, 2005)...minerals may include quartz, muscovite, chlorite, siderite, and barite. Most VMS deposits lack elevated contents...occur in Pliocene alkaline basalts of the Calatrava region in central Spain (Crespo and Lunar, 1997). These...mineralization in the Pliocene-Quaternary Calatrava Region (central Spain), in Nicholson, K., Hein, J.R., |  | | Journal (article/letter/editorial) | | eastern Mediterranean is reported to be in the region ca. 1 – 7 ppm. Here we present the occurrence of...the deep-water distribution of these gases in the region of a recently discovered hydrothermal vent at 8°17...in the plume. The distribution of methane in the region varied temporally, but during the first week of...tracers to estimate rates of methane oxidation in the region and of plume dispersion according to a Gaussian...a low degree of partial melting at their source region in the mantle. Beneath the ocean basins, the presence |  | Sindern, Sven, Gerdes, Axel, Ronkin, Yuri L., Dziggel, Annika, Hetzel, Ralf, Schulte, Bernd Aloys (2012) Monazite stability, composition and geochronology as tracers of Paleoproterozoic events at the eastern margin of the East European Craton (Taratash complex, Middle Urals) Lithos, 132. 82-97 doi:10.1016/j.lithos.2011.11.017 | Journal (article/letter/editorial) | | of giant stratabound deposits of magnesite and siderite in Riphean carbonate rocks of the Bashkir mega-anticline...recognition of Archean IOCG mineralization at Guelb Moghrein, Mauritania. Terra Nova 18, 345–352. Millonig, L |
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