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| the Geological Society & Geological Survey of Namibia II I -· --· ...... ----·----, Editor: M. Niall...the Geological Society & Geological Survey of Namibia -- - -- .. --- ----• • ·- •• -1 · ~. ,. :...LC. Schneider Geological Survey or Namibia, P O Box 2168, Windhoek 1.0 Day 1 - Monday, 22 August 1994...08:00 Windhoek - Otjihase Mine 1.2 08:00 - 12:00 Otjihase Mine 1.3 12:00 - 12:30 Otjihase Mine - Windhoek...Windhoek 1.4 12:30- 13:30 Lunch in Windhoek 1.5 13:30 - 16:00 Windhoek-Karibib 1.6 16:00 - 17:00 Capra Hill |
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| REPUBLIC OF NAMIBIA - MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY THE MINERAL RESOURCES OF NAMIBIA FIRST...ENERGY Of the several hundred minerals present in Namibia, around sixty have been exploited. some, such as...base metals and industrial minerals have helped Namibia rank amongst the top five mining countries in Africa...terms of production and reserves. In this context, Namibia is a major producer of copper, lead, zinc, cadmium...unpublished. It is evident that mineral exploration in Namibia, as elsewhere. has changed from serendipitous discoveries |
 | Foster, R. P., Leahy, K., Hunns, S. R., Pelham, D. A., Lawrence, S. R., Harrison, A. E. (2001) Pan-African terranes: realizing the metal potential. Applied Earth Science, 110 (1) 15-23 doi:10.1179/aes.2001.110.1.15 | Journal (article/letter/editorial) |
| Central African Copperbelt, and the Damaran Belt in Namibia, which hosts a considerable number of base-metal...rocks making up the Damara Orogen cover most of Namibia and consist of coastal and northeast-trending branches...of the Katangan Supergroup, which dominate the region, comprise a lower sequence of subaerial and shallow-marine...considerable evidence for thrust tectonics in the region, the previously accepted stratigraphic correlations...Mozambique Belt in Kenya and further south. Here the region comprises a complex sequence of accreted juvenile |
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| dition Schloss Freudenstein Ludi von Bezing RainerBode • SteffenJahn in Collaboration with PeterLyckberg... AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree . Khomas Highland...Mountainland The Central Northern to Northwest Region including Damaraland The Central Namib Desertand...s Onganja Mine and Surrounding Copper Deposits The South The Pegmatitesin Central Namibia Luderitz and... Encyclopedia of the Mineralsof Namibia 443 Meteorites in Namibia Bibliography Index Photo credits |
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| mineralization in the Otavi Mountain Land, Northern Namibia—a review and regional interpretation A.F. Kamona...Günzel b a b University of Namibia, Private Bag 13301, Windhoek, Namibia Ongopolo Mining Ltd., Main Street...Street, P.O. Box 40, Tsumeb, Namibia Received 16 May 2004; accepted 10 April 2006 Available online 4...Neoproterozoic Damara mobile belt in northern Namibia (Fig. 1). The northern part of the metallogenic...of the Tsumeb Subgroup is the same in northern Namibia (Table 1). However, the Mulden Group in the OML |
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| chalcopyrite whichis, in turn,progressively replaced by bornite,neodigenite, and chalcocite. A basically syndepositional...Oamitesis relativelylow. Introduction THE Oamites mine is situated 45 km south of Wind- hoek,the capitalof...tectonically stableGeelkopdome immediatelysouthof Oamites mine. Dips are generallylessthan 40ø and middle gree...name "Oamites Fro. 1. Location map showing Oamites mine and the Zambian Copperbeltin relation to the late...quartzite, minor marble, amphibolitic schist, tillire Khomas Subgroup Marble, quartzite, graphitic schist |
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| systematically present the geology of each country, region and continent on Earth. Each book aims to provide...(Gariep Belt) cropping out in the western borders of Namibia and South Africa. They were split up in the Mesozoic...concerning the tectonic and geodynamic evolution of this region during the Precambrian. Major tectonometamorphic...ähnliche Vergleichungen auf die vereinigte Masse von Asien, Afrika und Europa anzuwenden, so zeigt sich...tectonostratigraphic domains and structures of the region are presented, together with implications for the |
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| (mantovani@usp.br) R.McG. Miller PO Box 11222, Windhoek, Namibia (rmmiller@mweb.com.na) A. Misi Centro de Pesquisa...Africa), 2004 in São Paulo (Brazil), 2005 in Windhoek (Namibia), 2006 in Punta del Este (Uruguay), 2007 in...and Numees (Frimmel et al., 2002) formations of Namibia and the Jacadigo Group and Puga Formation of the...thermally subsiding basins, such as in northern Namibia, South Australia and northwestern Canada. The so-called...problematic fossil Otavia in middle Cryogenian rocks in Namibia as a sponge (Brain et al., 2001, 2003, 2008) and |
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| papers and 19 geological maps in Western Australia, Namibia and Greenland. Throughout his career, which has...4.3.9 The Brandberg West Greisen Vein Systems, Namibia . . 4.3.10 The Kalguta Mo-W-Be-Bi Greisen System.... . . . . . . . . . . . . . . 6.5.1 Navachab, Namibia. . . . . . . . . . . . . . . . . . . . . . . ....Cu Deposits of the Matchless Amphibolite Belt, Namibia . . . . . . . . . . . . . . . . . . . . . . . 7...Pb-Zn-Cu-Ag-V Deposits of the Otavi Mountain Land, Namibia . . . . . . . . . . . . . . . . . . . . . . . |
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| beobachteten Sieden der austretenden L~5Lagerst~itte hSngt von komplexen, sich gegenseitig beeinflus- sungen. Diese...erm/Sglicht den Transport Transport und FSllung ab. von Gold, das an Bisulfidkomplexe gebunden ist. In diesem...diesem Unterschiedliche Lagerst~ittentypen werden von ~ihnlichen Fall ist die Yerbindung auch bei niedrigeren...illenw~ihrend des geringer Tide wird in der Regel von Sieden und explosionsarTransports angereichert werden...ropnaonTax CBI)IHI~OBO-I~HHKOBBIX~ecTopo~KgeH~fi. Ha 60~btUHX rJIy6mmx BOJIHOrO CTO~6a g~neHne sblphmaromeroc~ |
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| Availability curves Operating and capital costs Mine and mill operating costs Total production costs...developing, and explored deposits Total availability by region Annual availability U.S. availability Total production...explored deposits Total copper availability by major region Potential annual copper production from producing...deposits Potential annual copper production by major region Total copper availability from U.S. mines and deposits...26 26 27 27 27 28 TABLES 1. 2. 3. 4. 5. World mine production of copper Nimiber and status of copper |
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| Pasadena, CA Editors A. EI Goresy, Heidelberg W. von Engelhardt, Tiibingen . T. Hahn, Aachen F. J. Sawkins...Discussion and Suggestions for Exploration 52 59 60 62 1.6 Additional Deposits of Principal Arcs ....Deposits ................ . 4.5.2 The Homestake Gold Mine, South Dakota .. 4.5.3 Pre-Metamorphic Stratiform...Post-Metamorphic Quartz-Rich Vein Ores: The Sigma Mine, Quebec ................ . 4.5.5 Discussion and...Copper-Nickel Deposits of the Noril'sk-Talnakh Region, USSR ........... . 7.5.2 Discussion ......... |
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| 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 |
 | | Conference Proceedings (Volume) |
| Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started...ore body structural complexities: KDC East Gold Mine, South Africa . . ...............................exploration for VMS deposits, Matchless Belt, Namibia . . .................. 142 Fred Kamona & Moses...Pålsson Tracking ore mineral characteristics from mine to concentrate: the fate of electrum at the Cavanacaw...distribution in sulphides of the epithermal Co-O mine, Mindanao, Philippines ....................... |
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| dispersion mechanisms that have operated in each region and environment and indicate suitable exploration...warmest month > 22°C. f: rainfall, driest month > 60 mm. m: monsoon rain. S: steppe. b: warmest month...Mediterranean No dry season Cfa Subtropical <60 >60 >(100- r/25) A: Tropical humid climates Af Rainforest...presence of a dry season, defined as months having < 60 mm rain. This effectively divides the rainforests...grasslands Aw Am Af; Am Dry season Koppen months < 60 mm equivarain lent Rainforestsavanna transition |
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| "Broadly regarded, the depth ta which a metalliferous region has been eroded affects its present characteristics...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...gradational into covellite, digenite, colusite and bornite-chalcopyrite veins. The wallrock alteration is...BALKHASH (PRIBALKHASH) REGION, KAZAKHSTAN, U.S.S.R. This is an outstanding region of Permo-Carboniferous |
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| "Broadly regarded, the depth to which a metalliferous region has been eroded affects its present characteristics...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...gradational into covellite, digenite, colusite and bornite-chalcopyrite veins. The wallrock alteration is...BALKHASH (PRIBALKHASH) REGION, KAZAKHSTAN, U.S.S.R. This is an outstanding region of Permo-Carboniferous |
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| R. (1919) On the origin of Kuroko of the Kosaka mine. J. Geol. Soc. Japan, 26, 107-132 (in Japanese)...the Green tuff region, whereas vein-type deposits occur both in the Green tuff region and in subaerial...subaerial Tertiary-Quaternary volcanic region (Non-Green tuff region). K-Ar ages of formation of Kuroko and...1970). I, Zone of Miocene volcanism (Green Tuff region; mainly submarine); II, Zone of Miocene volcanism...Late Neogene folding, mainly in the Green Tuff region; V, Zone of Neogene intrusives and extrusives in |
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| Africa 194 3.5.2. The Damaraland alkaline province, Namibia 198 3.5.3. Carbonatites 199 3.5.4. Kimberlites...metamorphism in the Central Zone ofthe Damara Orogen, Namibia 6.3.2. Anorogenic metamorphism in the eastern Pyrenees...that metals, oxides and silicate dominated in the region between Mercury and the asteroid belt. Details...crystallographic axes will aceeierate in the given region, thereby providing another way of mapping out hot...other of the above cases dominating in a given region. More recently, measurements of crustal Poisson's |
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| State to accelerate the economic development of the region. When we wrote our first monograph on the Geology...Friedrich, respectively, as well as Mr. Joachim von der Wense (former Lord Mayor of the City of Greifswald...activities whenever I am in Greifswald. Mrs. Marianne von Weber, Mrs. Kathleen Carls, Mrs. Ulrike Borgwardt... . . . . . . . . . . . . . . . . . . . . . . 57 60 62 65 5 The Bornu Basin (Nigerian Sector of the...petroleum in Nigeria is derived from the Niger Delta region. The South–South geopolitical zone along with Abia |
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| -10 /) 18 0 I -20 I I -30 - 40 I I I -SO -60 -70 in "loo Fig. 1-3. 0 isotopes of meteoric water...~PESCADERO V 0 _BLACK SEA - S. CATALlNA / ~E -2 60 CORTEZ 50 40 30 20 10 ~S%o= (&34 S seawater...this system (Fig. 24) shows a vanishingly small region of stability for siderite, indicating that the...these, I have added data from the Lake Superior region and the Labrador Trough (Fig. 2-7). An earlier...unconformity except in the Hamersley. In the Lake Superior region and the Labrador Trough, a thick dolomite section |
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| 447 467 491 Company Index 503 Tables: World Mine Production of Gold, Silver and Base Metals 5A2...Mining OFFICES: 5011 Meadowood Way Paradise Peak Mine Suite 300 (100% FMC Gold) * Sales Reno, Nevada...Elko, Nevada (303) 292-7500 Royal Mountain King Mine (100% FMC Gold) Copperopolis, California Beartrack...because Escondida, the world's third-largest copper mine, high in the mountains of Chile's Atacama desert...underground and opencast mining, oil and gas mining ® mine construction, development, modernization ® complete |
 | | Report (issue) |
| province 54 Ducktown district, Tennessee 60 District geology 60 Theories of origin 61 Description of...range diagrams of sulfur isotope variation in Haile mine pyrite. 50. 259 265 U versus Pb, Th versus Pb...302 County pluton whole-rock data with 600 m.y. 60. and 300 m.y. reference isochrons. 208 Pb/ 20t*Pb...the Haile mine, South Carolina, and an analysis of pyrite and enargite from the Brewer mine. 22. 262...Haile-Brewer area, and of massive pyrite from the Haile mine. 23. 267 Results of U-Pb analyses of zircons |
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| holdings. Prior to 1978, the development of complete mine property cost evaluations was impeded by still evolving...tool. Systems design work also continued on the mine simulation (MINSIM) program, an economic evaluation...reserves. These include implications that because a mine is operating it is profitable, that reported reserves...prices, which are variable over the life of the mine. Economic evaluation is complicated by the presence...and economic variables on viability of individual mine properties (17-18). Nonproducing deposits Producing |
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| highest-lying diamond pipe. Commissioning Letseng mine at 10 500 feet during the last two years has called...Whatever you're mining, wherever you're mining, mine it on Bridgestones Bridgestones — for all the variables...Operating conditions differ enormously from mine to mine. Not only are there variations in the kind of...Whatever you’re mining, wherever you’re mining, mine it on Bridgestones. iaaseinn Money — BRIDGE STONE...tax. with producer pricing as with copper in the 60’s Nevertheless, the degree of unpredictability is |
