 | | Book | | 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unpublished.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 |  | | Book | | AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree . Khomas Highland...station Garub near Aus Nature conservation, Erongo 16 Welwitschia, Goboboseb Mountains 17 ....Northwest Region including Damaraland The Central Namib Desertand Escarpment The Spitzkoppen The Erongo Mountains...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 |  | | Journal (article/letter/editorial) | | circles). Inset shows location of South West Africa/Namibia. This paper is primarily concerned with those parts...metamorphic event F5 Ss F4 $4 mylonite layering and breccia bands, subvertical NE-trend; papery fissilityto...fissilityto schists kink bands and chevron folds near breccia bands open--tight upright folds, early hinge dips...along $3 planes has been intense enough to produce breccia bands and thin mylonitic layers having an Ss parallel...refolded relics. Observations by the writers in the Gorob, Schlesien, Neudamm and Omitara areas {Fig. 4) show |  | | Journal (article/letter/editorial) | | from the Gorob-Hope copper deposit, Namibia G. I. C. SCHNEIDER Geological Survey of Namibia P.O. Box...Windhoek 9000, Namibia AND H . - J . LAUENSTEIN Tsumeb Corporation P.O. Box 40 Tsumeb 90(30, Namibia Abstract...samples from the submarine-exhalative Gorob-Hope copper deposit, Namibia. The olive-colour mineral occurs...schist. KEVWORDS: vesigni6ite, vanadate, Gorob-Hope deposit, Namibia. Introduction VES1GNII~ITEis a secondary...been found in samples from the gossan zone of the Gorob-Hope copper deposit, where it had not previously |  | | Journal (article/letter/editorial) | | deformation in the Matchless massive sulphide deposit, Namibia N.J. Cook!, R. Klemd-, and M. Okrusch' 1 2 Mineralogisches...the most extreme example of deformation: the 'breccia ores', in which clasts of silicate minerals have...are consistent with the tectonic history of the region . Investigations concerned with determining the...cupriferous pyrite deposit, 30 km southwest of Windhoek, Namibia, was mined for copper and pyrite from 1970 to 1984... belonging to the Darnara sequence in central Namibia. The amphibolite is interpreted as the sliced-offpart |  | | Report (issue) | | barite, calcite. Distribution: From [the Gottlob mine], Friedrichroda, Thuringia, and Bad Lauterberg,...Coalville, Leistershire, England. At the Mashamba West mine, Kolwezi, Katanga Province, Congo (Shaba Province...Paradox Bell mine, Paradox Valley, Montrose Co., Colorado; in Arizona, at the Monument #1 mine, Navajo Co...Co., from the Ridenaur breccia pipe, Coconino Co., and about six km south of Mercer Ranch, Copper Creek...in the Gold Quarry mine, near Carlin, Maggie Creek district, and the Goldstrike mine, Lynn district, Eureka |  | 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 |  | | Journal (article/letter/editorial) | | hanging wall. Zonation of metal elements in the Ashele mine is one of typical volcanic-related exhalative Cu-Zn...and stockwork veinlets associated with altered breccia pipe on the bottom. Four epochs of mineralization...categories of minerals have been recognized in the Ashele mine, but only pyrite, chalcopyrite, sphalerite, tetrahedrite...and gold is expected in the vicinity of the Ashele mine and surrounding area. Since the discovery, the Ashele...(Chen W. A. et al., duced in the east of the Ashele mine, and a lot of gold 1989; Chen Y. Z.,1989; Chen Y |  | | Book | | papers and 19 geological maps in Western Australia, Namibia and Greenland. Throughout his career, which has.... . . . . . . . . . 2.6.1 Lowell-Guilbert and Breccia Pipe Models . . . . . . . . . . . 2.6.2 Diorite...4.3.9 The Brandberg West Greisen Vein Systems, Namibia . . 4.3.10 The Kalguta Mo-W-Be-Bi Greisen System...Polymetallic and Uraniferous Vein Systems and Breccia Pipes . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . 4.4.2 The Kidston Breccia Pipe, Queensland, Australia . . . . . 4.4.3 Uraniferous |  | | Report (issue) | | Wet Shaft, Tsumeb mine (photograph by Dr Gabi Schneider, Geological Survey of Namibia) MINISTRY OF MINES...GEOLOGICAL SURVEY OF NAMIBIA Director: B.G. Ho al BULLETIN 1 Type mineralogy of Namibia by Vaughan C. Daltry...the Geological Survey P.O. Box 2168, Windhoek, Namibia Price Local (+GST) Abroad (Post Free) R20.00 R25... ______ ........ Abstract The type mineralogy of Namibia is reviewed. One hundred and thirty-nine (139)...Twenty-three (23) unnamed phases are also listed. Namibia ranks second to Zaire as the most productive African |  | | Journal (article/letter/editorial) | | and Zfeifl, based on the geology of the Solleftea region in Northern Sweden, it may be assumed that the...massive and fluidal rhyolites and accompanying breccia collapses on the flanks. The lava domes have controlled...East Waite and Old Waite Amulet in the Noranda ore region of the Abitibi volcanic belt in Canada, and the...aulacogen. The southern part of the aulacogen, in the region of the Mt. Isa fold zone, is probably connected...southern Africa (Roche Pina, Matchless, etc., in Namibia, and Prieska and others in South Africa) ; the |  | | Book | | 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...tectonostratigraphic domains and structures of the region are presented, together with implications for the... They emphasize the enormous potential of this region in terms of base (Cu, Pb, Zn, Co, Ni), precious |  | | Book | | localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...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...in Switzerland, it is only in the Maderanertal region of east-central Canton Uri that clefts bearing |  | | Journal (article/letter/editorial) | | earthquakes during the 20th century (Ulomov and the GSHAP Region 7 Working Group, 1999; Lee et al., 2003; Buslov...mineralization, are rhyolite-basalt lavas, lava-breccia, tuffs (about 90% felsic volcanic rocks), sandstones...(bimodal-felsic, bimodal-siliciclastic): Fukazawa, Hanaoka mine (total), Hanawa, Kosaka Group (total), Kosaka-Ezuri...position of main types of VMS deposits in this region. Compiled by K. Lobanov and A. Yakubchuk. (a) Neoproterozoic...of the Matchless belt pyritic copper deposits, Namibia: Economic Geology, v. 83, p. 710–723. Briggs, S |  | | Journal (article/letter/editorial) | | a classic collisional orogen: The Damara Belt, Namibia Ben Goscombe, David A. Foster, David Gray, Ben...a classic collisional orogen: The Damara Belt, Namibia, (2017), doi: 10.1016/j.gr.2017.07.006 This is...a classic collisional orogen: The Damara Belt, Namibia PT Ben Goscombe1*, David A. Foster2, David Gray3...1). Consequently, the tectonic evolution of this region is crucial to understanding the RI assembly of...in the South Ugab Zone, collected from Dead Sea mine pit at longitude 014.20247º, latitude -21.78435º |  | | Journal (article/letter/editorial) | | syn- to post-metamorphic veins; (c) mineralized breccia pipes; (d) tourmaline-rich rocks and stratiform...generated the major structural features in this region. It is characterized by the development of tight...‹ garnet (Pesquera and Velasco 1988). This 55 region was also a€ected by the Alpine orogeny which essentially...Al2O3 than the average anchizone metapelite in this region (Figs. 7, 10). This relative in- 62 Fig. 4A±D...with regard to the clastic metasediments of the region is in accordance with some loss of light REE during |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia). The country...by Mobutu, and is now the Katanga administrative region again. The former Kivu province is now divided...United States or of the Upper Silesian historical region in Poland, where the importance of ore-bearing...Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO |  | | Book | | museum quality but many minerals can be found on mine dumps or can be purchased or traded. After introducing...form a conglomerate and a similar type of rock is breccia with more angular particles. Sandstone is a very...over its beer: to go underground in a non-working mine is sheer folly unless you are accompanied by someone...(preferably several people) who really knows the mine. Before venturing into the field serious collectors...really is a matter of life or death when you are in a mine - only a plan will show where water on the floor |  | | Book | | (mantovani@usp.br) R.McG. Miller PO Box 11222, Windhoek, Namibia (rmmiller@mweb.com.na) A. Misi Centro de Pesquisa...2004 in São Paulo (Brazil), 2005 in Windhoek (Namibia), 2006 in Punta del Este (Uruguay), 2007 in Stellenbosch...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 |  | | 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...interaction and genesis of the Kidston gold-rich breccia pipe deposit in north-east Australia: U–Pb, Hf...Pålsson Tracking ore mineral characteristics from mine to concentrate: the fate of electrum at the Cavanacaw |  | | Book | | 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...the new mineral (metasome) or may diffuse into a region of increasing mobility, culminating in a solution...abundant in arsenopyriterich samples from Wongabah Mine, characteristically forming aggregates of fibrous |  | | Report (volume) | | Table 2, p. 569: Selected tourmaline-bearing breccia pipes and porphyry deposits Chapter 11. Table 3...Skarn deposits Replacement deposits Copper ± gold breccia pipes and copper + molybdenum porphyries Gold-bearing...pentaborate sheet structure from the Tuzla salt mine, Bosnia and Hercegovina. Am Mineral 79:562-569 Beukes...new hydrous calcium borate, from the Death Valley region, California. Am Mineral 44:911-919 Erd RC, McAllister...new hydrous calcium borate from the Death Valley region, California. Am Mineral 46:560-571 Erd RC, Morgan | | | Report (volume) | | tourmaline-bearing skarns and replacements breccia pipes and porphyry deposits Chapter 11. Table...ceartentts ¢ Wea teae nA NEE oe 566 Copper + gold breccia pipes and copper molybdenum porphyries...........pentaborate sheet structure from the Tuzla salt mine, Bosnia and Hercegovina. Am Mineral 79:562-569 Beukes...hydrous calcium borate, from the Death Valley —~ region, California. Am Mineral 44:911-919 Erd RC, McAllister...new hydrous calcium borate from the Death Valley region, California. Am Mineral 46:560-571 Erd RC, Morgan |  | | Catalog/List | | silic:ue Ar120na Pima County. Ajo. l\ew Cornelia mine Skyblue mkro crysuls and coatings on gray monzonile...CLEAV[ LA!·nrrE Colorado Gunnis >n Cl1., Brown Derby mine • lamcllar mass. . . . . . . . . . . . . . . . ...Lead tellurlde New Mexico Oona Ana County, Hilltop mine Rlch øllvery cleu•ages and \'eins in matrix. . ...• • SouthDaJrotaCuster Co. , Custer, Bul! Moosc mine Pure, luat.rous white cleavable masses . . . • •...aluminum silicate ~ al South A!rica Tranø,•aal, Penge mine ma.88; considered a variety ol antbophy llJ1e aøbe |  | | Book | | dispersion mechanisms that have operated in each region and environment and indicate suitable exploration...transition Mean annual rainfall (mm) Climatic region TABLE 1.1-2 Climatic regions of pedogenetic significance...1989b), with some of the iron ores of the Hamersley region being products of deep supergene weathering about...dispersion models being developed in each climatic region. The differences between equivalent models are...approach would have particular value in a restricted region, for which landforms or facets are well defined |
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