 | | Journal (article/letter/editorial) | | at occurrence scale. For example, in the Azegour skarn (Morocco) the δ98MoNIST varies from -0.60 to 0.42‰...transition metals such as Fe, Cu, and Zn (Zhu et al., 2002). Moisotope applications were mainly developed...in oceans MA (Barling et al., 2001; Siebert et al., 2003; Arnold et al., 2004), and for investigating...Markl et al., 2006; TE Borrok et al., 2008; Mathur et al. 2013; Mo isotopes: Neubert et al., 2011; Chappaz...Chappaz et al., 2012; Lane CE P et al., 2013). Molybdenum is used for alloying steel to increase strength |  | | Book | | convert, refine and treat whatever you want to mine. From the initial evaluation and planning to the...Lebanon 29 31 8 Libya 32 35 9 10 Mauritania Morocco 11 12 Saudi Arabia Somalia 13. Sudan 9 36...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...Solomon's mines are nothing but an ancient copper mine exploited by the ancient Egyptians. A temple dedicated |  | | Report (issue) | | and recommendations for the cobalt mission to Morocco sponsored by The Trade and Development Program...and Development Program and the Government of Morocco This report is preliminary and has not been reviewed....................................... 18 SIROUA REGION COBALT OCCURRENCES ..............................ILLUSTRATIONS Figure 1. Index map of areas visited showing Morocco.................. 2a 2. Generalized setting of...AND RECOMMENDATIONS FOR THE COBALT MISSION TO MOROCCO SPONSORED BY THE TRADE AND DEVELOPMENT PROGRAM |  | | Journal (article/letter/editorial) | | associated witlr pitchblende, chalcopyrite, chalcocite, kasolite, skladowskite and malachite. It is...82]t Occunnnxcn: Found in the aphanites of Azegour, Morocco. ReuAtxs: Closely related to vesuvianite but |  | | Journal (article/letter/editorial) | | high concentrations of Co (up to 34,400 mg/L in mine water, 14,165 mg/kg in tailings, 21,134 mg/kg in...have been documented. Co is contained in ore and mine waste in a wide variety of primary (e.g., cobaltite...Hudson-Edwards, K.A. Geochemistry, Keywords: cobalt; mine waste; tailings; erythrite; heterogenite; biogeochemistry...mobility within tailings, soils, smelter waste, and mine waters [10–12]. This paper will review the geochemistry...the major controls on Co uptake and mobility in mine-affected waters, soils, sediments, plants, minerals |  | | Book | | accompañan han sido preparadas con objeto de auxiliar al geólogo economista en los estudios de depósitos minerales...material impreso es disponible con objeto de permitir al estudiante de depósitos de mineral, obtener un claro...grupo de notas debe servir para presentar al estudiante, el grupo al cual el deposito pertence asi como también...deposits by continents and countries is as follows: Morocco 3 Nigeria 1 Rhodesia 4 South Africa 20 South West...University Park, PA 16802 30 June 1975 AFRICA MOROCCO AZEGOVR Late Paleozoic Molybdenum^ Tungsten, Copper |  | | Journal (article/letter/editorial) | | stratigraphic sequence of Precambrian rocks of the region is favorable for the formation of thick highgrade...with copper. Further subdivision is by geological province. The important mineral belts of Kazakhstan and...it is often somewhat out of date. For example, chalcocite is said to invert to an isometric structure when...mining began to develop in the Urals, Karelia Tula region, and Khoper River valley. A little later exploitation...geologists, prospectors vi ORE DEPOSITS •••• n al". (0 = 01 Downloaded by [York University Libraries] |  | | Journal (article/letter/editorial) | | series. The mineral from the nowexhausted Raipas mine was shown to be a siegenite, while that from the..."linnaeite" from specimens of ore from the Flaat nickel mine in the F.vje district of Setersdalen on the basis...Geological features of the d e p o s i t s The Raipas mine and the Borras prospect both lie at about the same...in the southern part of the area. At the Raipas mine the ore was located in breccia zones which intersect...Raipas, comprising blue copper sulphides (both chalcocite and digenite, lesser bornite and sparse chalcopyrite |  | | 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 |  | | Book | | Bismuthinite Bomite Boulangerite Cassiterite Chalcocite Chalcopyrite Chromite Cinnabar Cobaltite Copper...Isotropic (or weakly anisotropic) Blue Yellow Chalcocite Gold Red/brown Pink/purple/violet Bornite,...said to be yellow-brown) Wolframite Orange-brown Chalcocite Pink Molybdenite Pink-white Orange Covellite...within it. Samples which have been collected in a mine or open pit exhibit more abundant reflections as...Pyrrhotite Chalcopyrite Pyrargyrite Tetrahedrite Chalcocite Proustite Hematite Pyrolusite Cinnabar Stannite |  | | Book | | colleagues. The fine book by B E T E C H T I N et al. unfortunately appeared only after my manuscript...places of extreme differentiation (e.g., at the Frood Mine and at Insizwa) bismuth and tellurium minerals are...peculiar bornite occurrences in the Ookiep area, Cape Province, are on one hand typical transition deposits;...(1940). 12 T H E ORE MINERALS FIG. 4 80 X Mouat Mine, Stillwater Valley, Montana RAMDOHR From a border...("solutions", "melts", and " v a p o r s ' " in this region are not sharply distinguishable). However, this |  | | Book | | granitic types in South East Asia (China), Xu Keqin et al. (1982) recognized that certain granitic rock types...lithophile elements were abundant (in addition to Al, Si and the metallic A and C elements, already mentioned)...of the granite-gneissic Precambrian rocks of the region and of manganese mobilized by leaching of basalts...controlled by the structurally superimposed unwrapping region. This engendered the decisive conditions in the...granitized material itself. The wide country rock-region may in many cases be a significant contributor |  | | Book | | works in this area, e.g., George, 1949; Palache et al. , 1944, 1951; Frondel and Fleischer, 1955. Throughout.... . . . . . . . . . . . . . . Basin and Range Province . . . . . . . . . . . . . . . . . . . . . . ....at a lower limit of about 1,000 ppm (McKelvey et al., 1955) , deposits are markedly en1ichecl over ordinary...Uranium X2(2a4 Pa) forms, ~Y iso1ne~ic tra_nsiLion, al~o ura1~iu1n Z( 234 PaJ. lt is a 23 1 ,e--em itter...emanation, Thoron l Thorium A 0.158 s "-'100% 0.013% al Thorium B 10.6 b Astatine 'II a t 212Bi Thorium |  | | Journal (article/letter/editorial) | | Contaminant geochemistry and migration in three different mine sites in Finland – Comparison of anthropogenic and...geochemistry and transport in soil at three different mine sites in Finland: Suurikuusikko, Siilinjärvi and...harmful elements in mine wastes and waters must be considered in risk assessment of mine sites. When evaluating...the environmental effects of mines. [1] Amend et al. (2011) GCA 75, 5736 - 5748. DOI:10.1180/minmag...crystalline microbial !-MnO2 described by Villalobos et al. [1]. However, the origin of the birnessite in Priddy |  | | Book | | veins and beds in association with chalcopyrite, chalcocite, cuprite, mala¬ chite and azurite. It often occurs...Keweenaw area of north Michigan; at the Copper Queen mine, Bisbee, Arizona and at Georgetown, New Mexico....areas including Kimberley, Pretoria (the Premier mine is in this area), and Jagersfontein in the Orange...Localities. Lead is found in Sweden at the Harstig mine, Pajsberg; from the gold placers of the Ural Mountains...several localities in Chile, and from the Mohawk mine, Keweenaw County, Michigan; also from Lake Superior |  | | Book (edition) | | maintain ore reserves, and in the proper location of mine workings to avoid caving ground. In the future he...descriptions. He also tells us that Hannibal had a silver mine, named the Baebulo, in southern Spain, in a mountain...there are several ore minerals of copper, such as chalcocite, bornite, chalcopyrite, cuprite, native copper...” Siderite Native copper Bornite Brochantite Chalcocite Chalcopyrite Covellite Cuprite Enargite Malachite...amount of gold. For example, the Alaska Juneau gold mine mined with profit ores that contained only 0.00016 |  | | Book (edition) | | maintain ore reserves, and in the proper location of mine workings t o avoid caving ground. In the future...considered, and little space is given to statistics. Al o tl1e geological features of other than mineral..."'·hich tunnels "-'ere run below the oxidized zone . Al..,o, the co1nplications of faulting were sufficiently...alluYial n1ining in pain: " Gold is not only dug from mine , but likewise collected; .. and containing gold...produced by "·ashing than by digging it fro1n the mine..." (H. C. Han1ilton and \\7 . Falroner.) ).lany |  | | Book | | rocks (eg gabbro and basalt), comprising more SiO2 , Al 2O3 and CaO, are formed eg of feldspars, pyroxenes...counterface. In all there are 32 crystal classes into which al I 21 Basic Axial cross parametres and (number...deposits in Texas and Louisiana (USA), Tarnobrzeg region and Mach6w (Poland), Karakum Desert and Volgaland...theoretically 100% C, admixtures: N, H, CO2 , CH 4 , Si0 2 , Al 2O3 , etc • Chemical properties: insoluble in acids...(217), marcasite (437) • Occurrence: common; Clay region in Alabama (USA); Harz (GDR), FRG, Botogol deposit | | | Book | | illustrated Encyclopedi of the World’s Rocks and Mine re L A R E N MI OF THE WORLD Rudolf Duda and...(eg gabbro and basalt), comprising more SiO,, Al,O, and CaO, are formed eg of feldspars, pyroxenes...deposits in Texas and Louisiana (USA), Tarnobrzeg region and Machow (Poland), Karakum Desert and Volgaland...theoretically 100% C, admixtures: N, H, CO,, CH,, SiO,, Al,O3, etc eChemical properties: insoluble in acids...(217), marcasite (437) e Occurrence: common; Clay region in Alabama (USA); Harz (GDR), FRG, Botogol deposit |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...g gold). ductile (e.g. copper). sectile (e.g. chalcocite). elastic Optical co11sta11ts ill reflected light...expressed in abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture)...abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia). The country...rich Katanga province was renamed Shaba by Mobutu, and is now the Katanga administrative region again. The |  | | Book (edition) | | • t --•- """"" ' The Lornex copper-molybdenum mine and plant, Highland Valley, British Columbia. (By...measurements have been retained in specific cases such as mine levels when measured in feet, values of gold and...extend my gratitude, for without exception, they have al- v vi ways made me feel a welcome guest, rather...developing an annual ton of new copper capacity from mine through the refinery without intrastructure costs...fold in three years. As an example, the " Surface Mine Control and Reclamation Act,' ' which was initially |  | | Book | | reasons for the approach taken Mineral deposit or mine? A genetic model as the basis for exploration The...many geologists who have given their time during mine visits and responded to our queries. We have benefited...Decline Doline A downward inclined tunnel into a mine or potential ore body. A funnel-shaped depression...shaft excavated upwards for connecting levels in a mine or ore body. Ripping The removal of overburden...of the problems which face the mine geologist. The function of the mine geologist varies considerably |  | | Journal (issue) | | in each caption: Tămaș-Bădescu (2010), Ciobanu et al. (2004) and Wollmann (2010). 1. Brief History The...belonged to mining companies based in the Brad region. Today, it is owned by S.C. “MINVEST” S.A. Deva...more than 2000 year old mining activity in the region. 2. Collections and exhibitions The expositional...(about 80% of the specimens originate in the Brad region, especially Musariu and Brădişor deposits). The...metal gold pans, as well as a replica of the famous mine carriage which is considered to be the oldest of |  | | Book (volume) | | and the corresponding citation (Hudson Bay 309 mine). in Ref. 4, line Z, for 670 read 676. 310 in...5, for Black Forest read Odenwald. for Rhine Province read Westphalia. for in the Tirol read, Salzburg...say that this guarantee did much to deterrepaid. mine the award of the grant. To Mr. W. 0. Wiley, Chairman...especially since these language groups. ^^ and the region or country is Roumania. Alteration 9. In the...Wissenschaften. Unter Mitwerkung von Th. Engelbach, Al. Naumann, W. Stadel, herausgegeban von Adolph Strecker |  | | Journal (article/letter/editorial) | | taken by Roberts and Sheahan (1988) and Kirkham et al. (1993) who focused on modeling ore deposits. The...geochemistry of hydrothermal ore deposits and Henley et al. (1984) on fluid-mineral equilibria in hydrothermal...1989; Osika, 1990; Walther and Dill, 1995; Dill et al., 2008a,b). Some classification schemes can still...taken one for the map (Dill et al., 2008a) and another for the text (Dill et al., 2008b). The map used an...1989, 1994a; Dill and Nielsen, 1987; Tischendorf et al., 1995) and was extended to the Alpine realm, where |
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