 | | 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unpublished.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 . :~~.....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 |  | Kamona, A. F., LĂ©vĂȘque, J., Friedrich, G., Haack, U. (1999) Lead isotopes of the carbonate-hosted Kabwe, Tsumeb, and Kipushi Pb-Zn-Cu sulphide deposits in relation to Pan African orogenesis in the Damaran-Lufilian Fold Belt of Central Africa. Mineralium Deposita, 34 (3) 273-283 doi:10.1007/s001260050203 | Journal (article/letter/editorial) | | Kabwe (PbZn) and Tsumeb (Pb-Zn-Cu) in Zambia and Namibia, respectively, have been measured and found to...Kamona (&) University of Namibia, Science Faculty, Private Bag l3301, Windhoek, Namibia J. LeĂveĂque Centre...mean l-value of 10.25  0.12 in the Copperbelt region of Zambia and the Democratic Republic of Congo...deposit in Namibia which are shown to be related to upper crustal source rocks in the region. The isotopic...Secondary quartz, willemite, cerussite, smithsonite, goethite, and hematite, as well as a large number of phosphates |  | | Journal (article/letter/editorial) | | closely link geomorphological (land)forms in a region with the climate during a certain period of time...and vanadocrete (vanadate). Panczner 1987 Tajo Mine, Hidalgo del Parral, Chihuahua, Mexico Panczner...Primary mineralization cuprite goethite cuprite goethite goethite cuprite tenorite cuprite azurite...epithermal Al-(Cu) epithermal P phosphorite goethite cuprite cryptomelane manganite malachite azurite...Jujuy Argentina Dill et al. 1997b; Dill 2003 goethite tenorite cuprite franklinite cerussite hematite |  | Basson, I.J., McCall, M.-J., Andrew, J., Daweti, E. (2018) Structural controls on mineralisation at the Namib Lead and Zinc Mine, Damara Belt, Namibia. Ore Geology Reviews, 95. 931-944 doi:10.1016/j.oregeorev.2018.03.028 | Journal (article/letter/editorial) | | Mineralisation at the Namib Lead and Zinc Mine, Damara Belt, Namibia I.J. Basson, M.-J. McCall, J. Andrew...Mineralisation at the Namib Lead and Zinc Mine, Damara Belt, Namibia, Ore Geology Reviews (2018), doi: https://doi...Mineralisation at the Namib Lead and Zinc Mine, Damara Belt, Namibia I.J. Bassona,c,*, M.-J. McCalla, J. Andrewb...River Resources, 84 Dr Frans Indongo Street, Windhoek, Namibia c Department of Earth Sciences, Stellenbosch...Africa Abstract The Namib Lead and Zinc (Pb-Zn) Mine is hosted within the Karibib Formation of the Swakop |  | | Journal (article/letter/editorial) | | Chalcopyrite (CuFeS2) growing on white fluorite â Erika Mine. (C) Chalcocite (Cu2S) coating chalcopyrite in yellow...â Wölsendorf Mine. (D) Covellite (CuS) covering chalcopyrite in quartz â Wölsendorf Mine. (E) Cuprite...black tenorite â Roland Mine. (F) Native copper (Cu) on quartz â Marienschacht Mine. (G) Tenorite (CuO)...2·12H2O) â Roland Mine. (H) Malachite (Cu2 (OH) 2CO3) on quartz â Marienschacht Mine. (I) Chrysocolla...(Cu4H4 (OH) 8Si4O10 ]·nH2O) â Roland Mine. (J) Limonite (goethite) (α-FeOOH) pseudomorphing chalcopyrite |  | | 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...from the Geological Survey P.O. Box 2168, Windhoek, Namibia Price Local (+GST) Abroad (Post Free) R20... ______ ........ 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) | | MINER.GES. 148 (2003) THE OTAVI MOUNTAIN LAND IN NAMIBIA: TSUMEB, GERMANIUM AND SNOWBALL EARTH by Frank...carbonate successions in the Otavi Mountain Land, Namibia, host a large number of polymetallic (Cu-Pb-Zn)...structure. Massive Cu ore at the Khusib Springs mine is composed of tennantite, enargite, galena and...jungproterozoischen Karbonatabfolgen des Otavi Berglandes (Namibia) sind zahlreiche polymetallische (Cu-Pb-Zn) Sulfidvorkommen...this is more than the name of a small town in Namibia and a polymetallic copper deposit: Tsumeb is renown |  | | 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 |  | | Journal (article/letter/editorial) | | (after Oveisi 2001) and location of the Bavanat mine in the Sanandaj-Sirjan zone, Iran. Zarasvandi et...meta-sedimentary rocks and meta-volcanics. In the Harat region, the Toutak and Surian complexes form the lower...associated minerals include quartz, siderite, goethite, âsericiteâ, ankerite, pyrite (typically framboidal...and rutile from the Bavanat mine. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Sample No. SiO2 TiO2...98,39 No. 1 to No. 10: Plagioclase; No. 11 to No. 16: Ilmenite; No. 17 to No. 18: Rutile The Bavanat |  | | Journal (article/letter/editorial) | | north of Route 14 in Stoneham, Weld County, on the farm of Frank Nicklas from whom permission must be obtained...prospectors check in with Mr. Nicklas at the only farm on the left-hand side of the road out to the location...above Helen Hunt Falls and Bruin Inn to locate the mine opening where Dr. Warren Johansson of the University...found the largest zircon crystals in the Pikes Peak region. After wading the icy mountain stream we reached...Creek where we visited the Mollie Kathleen Gold Mine. With the government pegging the price of gold too |  | | Journal (article/letter/editorial) | | CSIRO, Wembley, W.A. 6014 (Australia) (Received June 16, 1983; accepted for publication October 26, 1983)...t e + goethite 8-A pyroaurite + goethite 8-A pyroaurlte + goethite 8-A pyroaurite + goethite 10-A...pyroaurite + goethite goethite goethite + lepidocrocite goethite goethite + lepidocrocite goethite goethite...goethite goethite + lepidocrocite Precipitate 2 . 3 , 1 0 -3 0.272 3 . 1 5 . 1 0 -s 0.067 2 . 4 5 ...8-Apyroaurite 10-Apyroaurite diff. goethite posnjakite + diff. goethite diff. goethite + diff. posnjakite brochantite |  | | Journal (issue) | | approval of the editor. Suggestions for authors See Vol. 16, no. 2, p. 105, or write for copy. Replacement copies...the âfamous localityâ series: the Home Sweet Home mine and Mount Antero. A fine mineralogical study of...a new project to The Mineralogical Record, volume 16, May-June, 1985 work on after completing your set...what it signifies.) The Mineralogical Record, volume 16, May-June, 1985 Even the bronze pins should be worn...âMissing and presumed lostâ by the wellknown lost-mine author Kearney Egerton; âEl Doradoâs childrenâ by |  | | 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 . . ...............................techniques in exploration for VMS deposits, Matchless Belt, Namibia . . .................. 142 Fred Kamona...PĂ„lsson 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 ....................... |  | Dill, H. G., Melcher, F., Kaufhold, S., Techmer, A., Weber, B., Baumler, W. (2010) POST-MIOCENE AND BRONZE-AGE SUPERGENE Cu-Pb ARSENATE - HUMATE- OXALATE - CARBONATE MINERALIZATION AT MEGA LIVADI, SERIFOS, GREECE. The Canadian Mineralogist, 48 (1) 163-181 doi:10.3749/canmin.48.1.163 | Journal (article/letter/editorial) | | of oxides, hydroxides and arsenates: stage I (goethite, mixture of fine-grained FeâAsâSbâCu minerals...of pervasive formation of laterite in the Aegean region during the Pliocene. After a hiatus, an anthropogenic...of base-metal mineralization in the Aegean Sea region. It gives an overview of mining activities across...dâoxydes, dâhydroxydes et dâarsenates: stade I (goethite, mĂ©lange de minĂ©raux FeâAsâSbâCu Ă grains fins...attempted to use it as a guide to ore. In the Aegean region, Skarpelis & Argyraki (2008) investigated the renowned |  | | Journal (article/letter/editorial) | | which during sub stage II b were replaced by goethite. The pH was almost constant lying around neutral...disequilibrium manifested by the vivianite-pyrite-goethite mineralization. The overall silting-up process...swamp (goethite pseudomorphs) â dry land (goethite matrix). Key words: Tubular ferricretes, goethite, vivianite...Katmandu is denoted by the stippled framed area. The region where the ferricretes occur is situated at the...the ferricrete. The globules disseminated in the goethite consist of framboidal pyrite. Detrital minerals |  | | Book | | dispersion mechanisms that have operated in each region and environment and indicate suitable exploration...warmest month °C <20(t + 14) >20(t + 14) climates 12-16 12-18 > 18 (21-27) > 18 (21-27) > 18 (21-24) Temperature...Monsoon Aw Savanna Rainfall driest month mm 16-21 12-20 16-21 > 18 (21-27) 21-27 24-27 24-27 24-27...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 |  | Boni, Maria, Terracciano, Rosario, Balassone, Giuseppina, Gleeson, Sarah A., Matthews, Alexander (2011) The carbonate-hosted willemite prospects of the Zambezi Metamorphic Belt (Zambia) Mineralium Deposita, 46 (7) 707-729 doi:10.1007/s00126-011-0338-7 | Journal (article/letter/editorial) | | that range from 160°C to 240°C and salinities of 8â16 wt.% equiv. NaCl. The homogenization temperatures...28.5 Mt @ 18% Zn; Berg Aukas and Abenab West, Namibia, ca. 3.5 Mt @ 15â25% Zn; Kabwe and Star Zinc, Zambia...geological map of the central-southern African region showing the location of the various tectonic units...regard to the real metamorphic grade(s) in the region. For example, it is difficult to envisage, based...al. 2007). Geology of the Lusaka area The Lusaka region (Figs. 2 and 3) was mapped in the 1960s by geologists |  | Hayes, Sarah M., Root, Robert A., Perdrial, Nicolas, Maier, Raina M., Chorover, Jon (2014) Surficial weathering of iron sulfide mine tailings under semi-arid climate. Geochimica et Cosmochimica Acta, 141. 240-257 doi:10.1016/j.gca.2014.05.030 | Journal (article/letter/editorial) | | Manuscript Surficial weathering of iron sulfide mine tailings under semi-arid climate Sarah M. Hayes...Chorover, J., Surficial weathering of iron sulfide mine tailings under semi-arid climate, Geochimica et...pertain. Surficial weathering of iron sulfide mine tailings under semi-arid climate Sarah M. Hayesâ ...520-626-1647, chorover@cals.arizona.edu 1 ABSTRACT Mine wastes introduce anthropogenic weathering profiles...trace elements. Despite the prevalence of surficial mine waste deposits in arid regions of the globe, few |  | | Journal (issue) | | localities like the Sweet Horne mine, Breckenridge, Mount Antero, the Sunnyside mine, Creede, Cripple Creek,...Collection" labels list the name of the lade or mine, the mining district and county, and the assay results...thread, some taken from the surface of the American mine and some from its deepest workings indicating that...that depth does not change the character of the mine. One is impressed by the money as well as the scientific...quartz, interspersed with gold, but the owner of the mine, Mr. Walker, seeing the cabinet, said that the piece |  | Balaban, Sorin-Ionut, Iancu, Ovidiu Gabriel, Dill, Harald G., Bulgariu, Dumitru, Prundeanu, Ionut Mihai (2013) Evolution of sulphide-bearing tailings from the LeĆu Ursului mining sector of the Eastern Carpathians, Romania. Neues Jahrbuch f??r Mineralogie - Abhandlungen: Journal of Mineralogy and Geoche, 190 (3) 265-279 doi:10.1127/0077-7757/2013/0240 | Journal (article/letter/editorial) | | elements, time-dependent changes 1. Introduction Mine tailings are often the only remaining indicator...6 °C in January andï ï«16 °C in July. The abundant rainfall and snow in the region are of around 800 mm...al. 1983). 3. Methodology Table 1. The studied mine tailings, their age and the number of samples taken...series of 60 samples (Table 1), collected from three mine tailings of different ages (OFFICIAL MONITOR OF...PĂąrĂąul Ursului â PuĆŁul 7 and (C) PĂąrĂąul CĂąinelui mine tailings perimeters â The location of the mining |  | | Book | | 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. . . . . . . . . . . . . . . . . . . . . . . ....The Besshi-Type Cu Deposits of the Matchless Amphibolite Belt, Namibia . . . . . . . . . . . . . . . . ...Pb-Zn-Cu-Ag-V Deposits of the Otavi Mountain Land, Namibia . . . . . . . . . . . . . . . . . . . . . . . |  | | Book | | ] 1-102 [ 17 / 1986 [ ONTARIO] NEVADA] [ 16 / 1985 [ 65-128 265-328 261-336 209-272 [ 69-132...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...ALLEN, GEORGE B. --and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE...Allgood, C. Williams: Ramsdellite from the Mistake mine [Arizona] 14:333-335 ALLGOOD, ROBERT W. -with G |  | Leybourne, Matthew I., Peter, Jan M., Layton-Matthews, Daniel, Volesky, John, Boyle, Dan R. (2006) Mobility and fractionation of rare earth elements during supergene weathering and gossan formation and chemical modification of massive sulfide gossan. Geochimica et Cosmochimica Acta, 70 (5) 1097-1112 doi:10.1016/j.gca.2005.11.003 | Journal (article/letter/editorial) | | Scharer, 1994; Williamson and Rimstidt, 1994) and mine tailings (e.g., Al et al., 1994; Blowes and Ptacek...and galena Pyrrhotite, chalcopyrite, and quartz Goethite, silica, jarosite group minerals, and beudantite...[Eu/Eu*]NASC ranges from 0.53 to 11.34, average = 3.65, n = 16 (Fig. 6). Massive sulïŹde mineralization at the Restigouche...characterized by elevated REE contents, up to 690,000 ng/L. Mine waters are variable, with [La/Sm]NASC varying from...adjacent to the main ore zone at the Heath Steele mine have strong positive Eu anomalies, similar to anomalies |  | | Book | | Phosphates and vanadates 209 15 Tungstates 216 16 Silicates 220 Nesosilicates Sorosilicates Cyclosilicates...Republic, 6 cm). Figure 1.2 Halite crystals (Namibia, 5.8 cm). 6 section devoted to the display of...(field of view 8 cm). Figure 1.3 An opencast iron ore mine (Postmasburg, South Africa). 7 microscopes, or...block 13 14 15 16 17 5 B 6 C 7 N 8 O 9 F 10 Ne 13 Al 14 Si 15 P 16 S 17 Cl 18 Ar 2...7 7s5f 6d 1 18 1 H 2 He 32 2 13 14 15 16 17 93 3 Li 4 Be 5 B 6 C 7 N 8 O 9 F 10 |
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