 | | Journal (article/letter/editorial) | | to an Upper ProterozoicOphiolite: Bou Azzer (Morocco) MARC LEBLANC CentreGeologique et Geophysique...France AND PIERRE BILLAUD Mine de Bou Azzer, C.T.T., Marrakech, Morocco Abstract The Bou Azzer cobaltdeposits...districtis the mostimportant one of the Anti-Atlas (Morocco).Worked since 1950, it has produced to date more...metamorphicaureoleof a COBALTARSENIDEOREBODIES,MOROCCO basicdike on the continentalmargin (Clauer, 1976)...coppersulfidesremind usof the massivesulfidecopperdepositof Bleida located on the neighboringcontinentalmargin(Leblancand |  | | Book (edition) | | greys Felbertalite Braggite Lindströmite Bismuthinite strong, from greyish brown to greyish blue... Mineral Descriptions Molybdenite in Graphite; Bogala Mine, Sri Lanka 51 Copper, native Synonym(s): Cuivre...of cuprite (bluish grey); North Mine (North Broken Hill Mine; NBH Mine), Broken Hill, Yancowinna Co.,...internal reflections); Madenköy Mine, Çayeli, Rize Province, Black Sea Region, Turkey (sample: Halbach); XPL...(greenish grey; arg); Monte Narba Mine, San Vito, Cagliari Province, Sardinia, Italy; PPL B Same sample |  | | Book | | of Earth Sciences Mohammed Ist University Oujda Morocco ISSN 2365-0559 Mineral Resource Reviews ISBN 978-3-319-31731-1...data on diverse types of metallic deposits in Morocco, Algeria, Tunisia, Mali, Mauritania, Egypt, Sudan...the setting and origin of major deposits in the region, together with information on tonnages and grades...lead-zinc-silver deposits of the Tighza district of Morocco, proposing links to granite-related porphyry and...Zgounder epithermal silver-mercury deposit of Morocco, providing evidence for a genetic tie to Neoproterozoic |  | | Journal (article/letter/editorial) | | documented. Pyrrhotiteoccurs(1-20 vol %; avg rolite, bismuthinite,cubanitc, digenite, covellite, <5%) mostcommonlywith...Mountains,Yukon (Mortensenand Godwin, 1982); Bleida, Morocco western Brooks Range, Alaska: Unpub. M.Sc...marginof upperProterozoicage:Bleida (Anti-Atlas,Morocco):ECON.GEOL.,v. 73, p. 1101-1111. Mookherjee,A. |  | | Journal (issue) | | Number Five Famous mineral localities: Bou Azzer, Morocco _______________________ avrea r gger Ait y ietrich...COVER ER THRITE crystal, 3 mm, from Bou Azzer, Morocco. G. Favreau collection; Robert Vernet photo. The...showing early mining methods, a case of antique mine lamps, worldwide uranium and rare earth ores, gold... e tem er cto er Calcite, 24.1 cm, Verchniy mine, Dalnegorsk, Russia. Jeff Scovil photo. Famous...well-mineralized region thereabouts. The Bou Azzer mining district encompasses many distinct mines, of which |  | | Book | | metalliferous region has been eroded affects its present characteristics as a minera1 province, because of...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...BALKHASH (PRIBALKHASH) REGION, KAZAKHSTAN, U.S.S.R. This is an outstanding region of Permo-Carboniferous...stratovolcanoes. The region is densely mineralized and contains the principal Soviet porphyry Cu-Mo province estimated |  | | Book | | metalliferous region has been eroded affects its present characteristics as a mineral province, because of...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...BALKHASH (PRIBALKHASH) REGION, KAZAKHSTAN, U.S.S.R. This is an outstanding region of Permo-Carboniferous...stratovolcanoes. The region is densely mineralized and contains the principal Soviet porphyry Cu-Mo province estimated |  | | Journal (article/letter/editorial) | | Birnessite Bischofite Bismite Bismuth native Bismuthinite Bixbyite Blödite Boehmite Boracite Bornite Boulangerite...the Alpine region, and (3) Mid-Triassic to early Jurassic extension in the extra-Alpine region. Isotope...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...mineralizations in each section, of mines in operation or abandoned mines is not free from the personal view...deposits” from the Richelsdorf, area Germany, whose mines have been shut down since quite a long time. Mining | | | Journal (article/letter/editorial) | | Birnessite Bischofite Bismite Bismuth native Bismuthinite Bixbyite Blödite Boehmite Boracite Bornite Boulangerite...the Alpine region, and (3) Mid-Triassic to early Jurassic extension in the extra-Alpine region. Isotope...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...mineralizations in each section, of mines in operation or abandoned mines is not free from the personal view...deposits” from the Richelsdorf, area Germany, whose mines have been shut down since quite a long time. Mining |  | | Book | | localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the |  | | Book (volume) | | patterns of the Turyinsk-Auerbakh metallogenic province [12] and the presence of small non-economic porphyry...system of the Fairview 6 Minerals 2021, 11, 488 mine, South Africa [32], VMS La Zarza, Migollas and Sotiel...the oldest (275 years, from 1745) gold-mining province of Russia [55]. The four largest gold deposits...reserves, adding to the past production of this province (4900 t Au). 2.1. Gold Deposits The objects of...Characteristics of studied gold deposits. Deposit, Region Svetlinsk, South Urals Berezovsk, Middle Urals |  | | Book | | these two sources of energy is continuous in the region of steep thermal and chemical gradients near the...relatively short time span, but viewed as a whole [region] the metalli¬ zation was of long duration’ (p....base of the Complex (Vermaak, 1976). At the Atok mine, platinoid minerals tend to occur at the boundaries...above the copper-zinc orebody at Prieska, Cape Province, in an intermediate to salic volcanic as¬ semblage...possibly the base metal deposits of the northern Cape Province, South Africa (Kroner, 1978). Deposition may have |  | | Report (issue) | | SUT 30>) ar ehh PARTMENT OF THE INTERIOR EAU OF MINES Digitized by the Internet Archive in 2022 with... Bureau of Mines UNITED STATES DEPARTMENT Donald Paul Hodel, Secretary BUREAU OF MINES David S. Brown...industry—United States. States. 2. Mines and mineral resources. 3. Nonfuel 4. Mines and mineral resources—United...United States. Bureauof Mines. II. Series: Bulletin (United States. Bureau of Mines); 692. HD9506.A2A72...Office Washington, DC 20402 PREFACE The Bureau of Mines assesses the international availability of selected |
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