 | Maiden, K.J., Innes, A.H., King, M.J., Master, S., Pettitt, I. (1984) Regional controls on the localisation of stratabound copper deposits: Proterozoic examples from southern Africa and south Australia. Precambrian Research, 25 (1) 99-118 doi:10.1016/0301-9268(84)90026-3 | Journal (article/letter/editorial) | | Johannesburg (South Africa) 2 Klein Aub Copper Mine, Klein Aub (SWA/Namibia) 3 Formerly M.T.D. (Mangula) Limited...in SWA/Namibia, where deposits are hosted by dark argilites in the Upper Proterozoic Sinclair Sequence;...mineralisation varies from region to region, and may even vary within the one region; it is not uncommon for...SETTING OF SELECTED DEPOSITS Klein Aub, SWA/Namibia Klein Aub mine is at the south-western extremity of a...developed along this belt, but the only operating mine is at Klein Aub. Over most of the belt, the copper-bearing |  | | Journal (article/letter/editorial) | | 1992 Lead isotopic signatures at the Klein Aub Mine, NamibiaImplications for mineralisation models E...stratigraphic levels in the vicinity of the Klein Aub Mine, Namibia, with the aim of investigating possible sources...sediment-hosted Cu-sulphide ore bodies at the Klein Aub Mine, Namibia, Borg (1988), Borg and Maiden (1987 and 1989)...test the various models. Because the Klein Aub Mine is a base metal deposit and since the mineralisation...diagenetic pyrite. Studies elsewhere - e.g. Tsumeb, Namibia (Hughes 1987) and the Zambian/ Zairean Copper Belt |  | Kamona, A. F., Lévêque, 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. LeÂveÃque Centre...mean l-value of 10.25 0.12 in the Copperbelt region of Zambia and the Democratic Republic of Congo...et al. 1966; Doe and Delevaux 1972; Godwin and Sinclair 1982; Vaasjoki and Gulson 1986; Kesler et al....deposit in Namibia which are shown to be related to upper crustal source rocks in the region. The isotopic |  | Cook, N.J., Sundblad, K., Valkama, M., Nygård, R., Ciobanu, C.L., Danyushevsky, L. (2011) Indium mineralisation in A-type granites in southeastern Finland: Insights into mineralogy and partitioning between coexisting minerals. Chemical Geology, 284 (1) 62-73 doi:10.1016/j.chemgeo.2011.02.006 | Journal (article/letter/editorial) | | Sarvlaxviken area). The Cu-dominant (chalcopyrite–bornite), Zn-poor quartz veins are characterised by high...e.g., Gillerdrågen and Norra Hålen in the Dala region (Ahl et al., 1999) and a genetic link between these...consisting of highly In-rich, chalcopyrite- and bornite-bearing quartz veins. This type contrasts with...and the Dala region in south-central Sweden through southern Finland to the Ladoga region in Russia. It...perspective (Lukkari, 2002; Haapala and Lukkari, 2005). region of the western part of the Wiborg batholith has |  | | Book | | ............... 100 3.5.3 Kirki (St. Phillippe) Mine, Thrace, Greece ..................................occurs as (sub)microscopic inclusions mostly in bornite, chalcopyrite, and sphalerite, occasionally in...mineral contacts of chalcopyrite, sphalerite, bornite, tennantite, wittichenite, and other minerals,...copper-zinc-lead-tin-tungsten (-gold, -silver) veins of the lkuno mine, Hyogo Prefecture, central Japan (Tables 2.10 -...in association with bornite (bn), digenite (dg), and enargite (en) from the bornite ore of the Kidd Creek |  | Jonsson, Erik, Högdahl, Karin, Majka, Jaroslaw, Lindeberg, Tomas (2013) ROQUESITE AND ASSOCIATED INDIUM-BEARING SULFIDES FROM A PALEOPROTEROZOIC CARBONATE-HOSTED MINERALIZATION: LINDBOM’S PROSPECT, BERGSLAGEN, SWEDEN. The Canadian Mineralogist, 51 (4) 629-641 doi:10.3749/canmin.51.4.629 | Journal (article/letter/editorial) | | Sweden. Here, roquesite occurs in indium-bearing bornite, characteristically associated with indium and...subhedral to anhedral, often angular crystals in bornite, typically in direct contact, or in close association...rims and the adjacent bornite, where roquesite occurs. The associated bornite, as well as minor chalcopyrite...mostly below detection limit, but locally higher in bornite; average 0.01 wt.% In and maximum 0.2 wt.% In....diffusion-driven indium from sphalerite, and the surrounding bornite, during regional metamorphism. Based on available |  | | Journal (issue) | | OcronER2011 The Kalahari Copperbelt in Central Namibia: Controls on Copper Mineralization Kenneth J. Ma/dent...central Namibia lo northern Botswana (Figure I; Borg, 1988; Borg and Moiden, 1989). In centml Namibia, copper...Subsequent research al the (presently inactive) Klein Aub Mine and elsewherc in the Namibian part of the belt showed...controlled sites lotc in the deformation histmy of the region. The conclusion of the prcscnl review is that economically...~tretches discontinuously for 800 km from central Namibia to northern Botswana (Borg and Maiden, 1989). Copper |  | | 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 |  | | Report (issue) | | ........................................... P20 Mine Waste Characteristics........................................................................ P25 Mine Closure...................................................... P11 Pie chart showing world rhenium mine production in 2012, by country and percent of world...substitute for molybdenum in molybdenite. Annual world mine production of rhenium is about 50 metric tons. Nearly...Chile account for about 55 percent of the world’s mine production of rhenium; rhenium is also recovered |  | | Report (issue) | | other important copper ore minerals may include bornite and enargite. Ore minerals occur as disseminations...an assemblage of magnetite, chalcopyrite, and bornite in the porphyry deposit at Elatsite, Bulgaria....less-IP-reactive clay minerals, chalcopyrite, and bornite. Spectral IP has been used to classify different...sulfides such as pyrite from chalcopyrite and bornite (Zonge and Wynn, 1975; Zonge and others, 2005)...potassically altered parts of the system are exposed (Sinclair, 1995). Likewise, bands 4/5 and 7/9 of ASTER satellite |  | Boomeri, Mohammad, Moradi, Rahele, Stein, Holly, Bagheri, Sasan (2019) Geology, Re-Os age, S and O isotopic composition of the Lar porphyry Cu-Mo deposit, southeast Iran. Ore Geology Reviews, 104. 477-494 doi:10.1016/j.oregeorev.2018.11.018 | Journal (article/letter/editorial) | | mineralization is characterized by chalcopyrite, pyrite, bornite, 17 molybdenite and magnetite, whereas supergene...its various 34 igneous rocks have become a key region for both petrological and tectonic studies (e.g...carried out on separates of 130 chalcopyrite, bornite, and molybdenite. The mineral separates were purified...which partially replace hypogene chalcopyrite and bornite along fractures. 232 Supergene mineralization...containing biotite and K-feldspar which may carry bornite, chalcopyrite, and/or molybdenite. Propylitic alteration |  | Lickfold, V., Cooke, D. R., Smith, S. G., Ullrich, T. D. (2003) Endeavour Copper-Gold Porphyry Deposits, Northparkes, New South Wales: Intrusive History and Fluid Evolution. Economic Geology, 98 (8) 1607-1636 doi:10.2113/gsecongeo.98.8.1607 | Journal (article/letter/editorial) | | generations of stockwork and sheeted quartz, K-feldspar, bornite, chalcopyrite, and gold-bearing veins. Late-stage...Peko Ltd. board approved the Northparkes project to mine and process coppergold ore from the E22, E26, and...E48 deposit is currently underway. The Northparkes mine has reserves to support approximately 11 additional...open pits and the pit overlying the E26 block cave mine. Also shown are the processing plant and tailings...Porphyry Copper-Gold Deposits in the Goonumbla Region (excluding the measured oxide resource of 1.1Mt |  | | Journal (article/letter/editorial) | | l)hicrocks in which the •linto depositoccurs (Sinclair, 1977). Regional GeologicalSetting The Minto...the ore zone. The ore consistsof chalcopyrite,bornite,lessermagnetite,and nilnor pyrite. These form disseminationsand...Fro. 7. Biotite-rich gneisswith chalcopyriteand bornite. Biotite, which comprisesapproximately 50 percent...evident. K-feldspar is usuallychalcopyriteand bornite, are nearly ubiquidominantly orthoclase,and grains...liceous ore, consistingessentially of quartz, bornite, chalcopyrite, and magnetite. A faint sulfidelayering |  | | Journal (article/letter/editorial) | | ACCEPTED MANUSCRIPT ABSTRACT The SW England ore region contains significant indium (In) in Early Permian...sulphide-bearing SC R parageneses across the region with sphalerite concentrations locally reaching...quartz-tourmaline lodes, MA veins and breccias across the region. Magnetite-silicate skarns and quartz-tourmaline...magnetite, tourmaline, biotite, chlorite, galena, bornite, AC chalcocite or pyrrhotite. Scattered concentrations...majority of the In budget throughout most of the region. Roquesite and possibly dzhalindite or native In |  | | Journal (article/letter/editorial) | | predominant type of Cu–Fe sulfide, i.e., chalcopyrite or bornite. Primary magma source probably contributes to metal...enrichment in primary auriferous Cu–sulfides such as bornite (Simon et al. 2000; Kesler et al. 2002). Previous...types have also been investigated (Kesler 1973; Sinclair et al. 1982; Sillitoe 1979, 1982). These results...10 28 10 29 10, 20 30 Reference d c b a Bornite content in Cu-sulfide minerals: +++ major (ore...significant correlation with the abundance of bornite in the deposits. Based primarily on their Cu/Au |  | | Book | | 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...__ Republic of Namibia The President State House W°Ntdhoek FOREWORD Namibia is endowed with an...from near and far. Fine mineral specimen from Namibia are displayed in all the famous natural science |  | | Journal (article/letter/editorial) | | 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 |  | | Journal (article/letter/editorial) | | St.John's,Newfoundland,CanadaAIB 3X4 AND A. J. SINCLAIR Departmentof GeologicalSciences, Universityof...gradesfrom margin to core as pyrite-chalcopyrite-bornite-chalcocite-native copper. The tabular copper zonesand...fine mud to very 32 D. H. C. WILTONANDA.J. SINCLAIR St'low ., Block Field Snow CIRQUE Talus ...cementin the matri- 34 D.H.C. WILTON AND A. J. SINCLAIR ces of the volcaniclasticrocks. Secondaryminerals...hydrothermalfluids). to pyrite envelopes(Wilton and Sinclair, 1979; Wilton et al., 1980). Coppermineralsalsooccurin |  | Hidalgo, Tania, Kuhar, Laura, Beinlich, Andreas, Putnis, Andrew (2020) Effect of multistage solution–mineral contact in in-situ recovery for low-grade natural copper samples: Extraction, acid consumption, gangue-mineral changes and precipitation. Minerals Engineering, 159. 106616pp. doi:10.1016/j.mineng.2020.106616 | Journal (article/letter/editorial) | | of ISR include minimal surface disturbance, lower mine development costs and the possibility of processing...processing low-grade reserves that are uneconomic to mine by conventional techniques. ISR is a popular technique...in the last ⁎ 15 years, mainly in the USA (Nine Mine Lake and Reno Ranch), the former Soviet Union (Dalur...into heaps to improve copper leaching at Yangla Mine (Ilankoon et al., 2018). ISR has been implemented...(hypo gene) copper ores (e.g., chalcopyrite, bornite and enargite) are chal lenging to leach by ISR |  | | Journal (article/letter/editorial) | | Neoproterozoic Rosh Pinah Zn-Pb deposit, southwestern Namibia D.J. Alchin Kumba Resources, P.O. Box 1224, Sishen...Neoproterozoic Rosh Pinah Zn-Pb deposit in southwestern Namibia. During continental rifting at ~740 Ma, an intracratonic...dolomitic and Ba-rich carbonate lenses, and lesser bornite, tennantite-tetrahedrite, stromeyerite, and native...little known southern portion of South West Africa (Namibia) as the basis for his doctoral thesis. He subsequently...proved during a drilling program in 1966 to develop a mine and an operating company (Imcor Zinc, Pty Limited) |  | | Journal (article/letter/editorial) | | REFERENCES faults for ore grade of chalcopyriteand bornite. It Anderson,C., and Nash, J. T., 1972, Geology...record Dr. Bain's observations at the United Verde mine. Dr. Bain's descriptionsof structural features indicativeof...cannot define, but it VOLCANIC ORIGIN HORNE MINE, FOR MENLOPARK,CALIFORNIA 94075 February 21, 1975...the quent fracturingin the consolidated state. Sinclair north edge of the outcropsof the Horne ore bodies...structure The structures of the host rocks for the Horne mine is poorly stronglysuggestfragmentsof slumped,plasticsul- |  | | Journal (article/letter/editorial) | | argentite and roquesite. Secondary minerals comprise bornite, digenite, covellite, scorodite, phenakite, native...roquesite. Parmi les minéraux secondaires, notons la bornite, digénite, covellite, scorodite, phénakite, cuivre...scorodite, malachite, digenite, chalcocite, enargite, bornite, covellite, phenakite [Be2(SiO4)] and Ba, Bi, In...Pleasant deposit, in New Brunswick, Canada (6.9 wt%; Sinclair et al. 2006). Roquesite (CuInS2) occurs as inclusions...1959), Mount Pleasant (Boorman & Abbott 1967, Sinclair et al. 2006), where a hexagonal In-poor stannite |  | | Journal (article/letter/editorial) | | the geologicalsettingof the deposit(Hull, 1976; Sinclair,1977) describethe host rocksas beingacid pyroclastics...medium-grained aggregatesof subhedral digenite,bornite,and covellite;occasional grains of to euhedralcrystalswhichare...Chalcopyrite generallyoccursas anhedralgrains Bornite is generallyfound associated with chalcointergrownwith...investigated the Replacementof chalcopyriteby bornite,which is in possibility thatthegrainswhichtarnishreadilymight...foundas irregularintergrowths within tween a lower bornite-rich zone and an upper chalsphalerite and chalcopyrite |  | | Journal (article/letter/editorial) | | of high-grade quartz-magnetite-sulfide veining. Bornite is the most abundant sulfide formed during early-stage...Tertiary volcanoplutonic arcs of the circum-Pacific region (e.g., Grasberg, Batu Hijau, Bajo de la Alumbrera...is a fully operational underground sublevel cave mine that produced 242,000 oz gold and 33,200 tonnes...-chlorite-quartz-chalcopyritemagnetite-pyrite-bornite-epidotetitanite-apatite-gold; epidote-quartzch...view of the 5280 R.L. of the Ridgeway underground mine (based on unpublished underground mapping and sampling |  | Marshall, Daniel, Nicol, Carol-Anne, Greene, Robert, Sawyer, Rick, Stansell, Armond, Easterbrook, Ross (2018) Precious Metal Enrichment at the Myra Falls VMS Deposit, British Columbia, Canada. Geosciences, 8 (11) 422 doi:10.3390/geosciences8110422 | Journal (article/letter/editorial) | | North-West, HW, and Price deposits at the Myra Falls mine, occurs in late veinlets cutting the earlier volcanogenic...electrum comprises dominantly galena, tennantite, bornite, sphalerite, chalcopyrite, pyrite, and rarely stromeyerite...or bimodal-felsic model [1]. While parts of the mine average over 4 g of gold per metric ton of ore,...shows the location of the mine within Canada. figure shows the location of the mine within Canada. Gold typically...Myra Falls mine (after [9]). All ore bodies occur within the Myra Formation. Myra Falls mine (after [9]) |
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