 | Maier, W. D., Barnes, S.-J., Chinyepi, G., Barton, J. M., Eglington, B., Setshedi, I. (2008) The composition of magmatic NiāCuā(PGE) sulfide deposits in the Tati and Selebi-Phikwe belts of eastern Botswana. Mineralium Deposita, 43 (1) 37-60 doi:10.1007/s00126-007-0143-5 | Journal (article/letter/editorial) | | sulfide deposits in the Tati and Selebi-Phikwe belts of eastern Botswana W. D. Maier & S.-J. Barnes & G...deposits in two distinct belts in eastern Botswana. The Tati belt contains several relatively small deposits...the periphery of a greenstone belt. The deposits of the Selebi-Phikwe belt are larger in size (up to 31...that intruded gneisses of the Central Zone of the Limpopo metamorphic belt. The composition of the sulfide...variation. Most of the mineralisation in the Tati belt contains 2ā9% Ni and 0.05ā4% Cu (Cu/Cu + Ni=0.4ā0 |  | Fiorentini, M. L., Bekker, A., Rouxel, O., Wing, B. A., Maier, W., Rumble, D. (2012) Multiple Sulfur and Iron Isotope Composition of Magmatic Ni-Cu-(PGE) Sulfide Mineralization from Eastern Botswana. Economic Geology, 107 (1) 105-116 doi:10.2113/econgeo.107.1.105 | Journal (article/letter/editorial) | | Ni-Cu-(PGE) Sulfide Mineralization from Eastern Botswana MARCO L. FIORENTINI,1,ā ANDREY BEKKER,2 OLIVIER...the Archean Tati greenstone belt and the Phikwe Complex of eastern Botswana. Mineralized samples from the...Selkirk Ni-Cu-(PGE) deposits in the Tati greenstone belt display slightly positive Ī“34S isotope values, ranging...with large amounts of silicate melt. In the Selebi-Phikwe belt, a granite-gneiss terrane with abundant amphibolite...nature, mineralized lower grade samples from the Phikwe, Phokoje, and Dikoloti Ni-Cu-(PGE) deposits have |  | Deng, Yu-Feng, Song, Xie-Yan, Chen, Lie-Meng, Zhou, Taofa, Pirajno, Franco, Yuan, Feng, Xie, Wei, Zhang, Dayu (2014) Geochemistry of the Huangshandong NiāCu deposit in northwestern China: Implications for the formation of magmatic sulfide mineralization in orogenic belts. Ore Geology Reviews, 56. 181-198 doi:10.1016/j.oregeorev.2013.08.012 | Journal (article/letter/editorial) | | located at the southern margin of the Central Asian Orogenic Belt (CAOB) in north Xinjiang, NW China. The...NW China, in the southern part of the Central Asian Orogenic Belt (CAOB) (Li et al., 1989; Liu et al.,...and probably the most complex Phanerozoic orogenic belt in the world, extending more than 5000 km from west...is known as the HuangshanāJing'erquan CuāNi ore belt, extending more than 200 km, in which some new sulļ¬de...Huangshandong intrusion, most of which occur in the central western part of the intrusion. There are four types |  | | Journal (article/letter/editorial) | | pp. 139-156 Gold, BaseMetals, and Diamondsin Botswana j. w. BALDOCK, J. V. HEPWORTH, ANDB. S. MARENGWA...stable blocks of Archean metamorphosedrocks, mobile belt regions which have suffered tectonismat various...tons, have been proved at Pikwe and Selebi within the Limpopo mobile belt. Two medium-sizednickel-copperdepositsare...calcareousmetasedimentswithin the Matsitama "schist belt" on the margin of the Rhodesian Craton are being...been delineated in the Damaran mobile belt of northwestern Botswana. The geological environment of the latter |  | | Journal (article/letter/editorial) | | Evolutionof thePikwe Ni-Cu SulfideDeposit,Selebi-Pikwe, Eastern Botswana J. WAKEFIELD Abstract The PikweNi-Cu...within gneissiccountry essentially of pyrrhotite,pen.tTHE Pikwe orebody is the largest of three Ni-Cu...amphibolite hostrocks rocks in ,the Selebi-Pikwe area of Eastern Botswana up .to 50 meters thick. A small...thickest amphi.b(B.C.L.); full-scaleproductionbegan at Pikwe in olite. 1975. The orebodyhasthe form of an asymmetric...descriptions.of the Pikwe, Selebi, and form which dies out rapidly downplunge. Dips, Selebi North depositshave |  | | Book | | Economic Rents Chapter3 BCLās Selebi-Phikwe Nickel-Copper Mine in Botswana Early History of Bamangwato...Ltd. (BCL) Planning for and Financing of the Selebi-Phikwe Mining Project The Master Agreement of March...Problems in the Completion of Phase I of the Selebiā-Phikwe Project Negotiations for the First Restructuring...II Operating Viability of Selebi-Phikwe Contribution of BCL to the Botswana Economy Relations with the...for the Future Chapter 4 SPCCās Cuajone Copper Mine Historical Background Political Background Early |  | | Journal (article/letter/editorial) | | 653-664 Characterization of pyrrhotite in Cu-Ni-ore bodies from mines in Botswana by Mƶssbauer spectroscopy...of Botswana, Private Bag 0022, Gaborone, Botswana Abstract: Cu-Ni ore bodies from five Botswana mines...dominant phases in the ores were found to be pyrrhotite, magnetite, pentlandite, and chalcopyrite. Mƶssbauer...Mƶssbauer spectroscopy shows that pyrrhotite is the dominant Fe-bearing phase in the samples with 75 %...estimate the degree of polytype intermixing in pyrrhotite. Accordingly, the ores can be grouped into three |  | | Journal (article/letter/editorial) | | Miner Deposita (2011) 46:841ā857 by sulfides (pyrrhotiteāpentlanditeāchalcopyrite), except in some chromitite...Abitibi belt, Canada), dunite (Jinchuan), harzburgite (Kabanga), pyroxenite (Santa Rita, Selebi Phikwe), olivine...sulfide minerals are however similar, consisting of pyrrhotite, pentlandite (which may be dominant in komatiitic...White Sea and Norrbotten cratons; southern and central Africa, including the Kaapvaal, Zimbabwe, Tanzania...stabilized cratons (Fig. 2), and most occur within the central segments of the cratons (Fig. 5), notably the super-large |  | Holwell, David A., Mitchell, Chloe L., Howe, Grace A., Evans, David M., Ward, Laura A., Friedman, Richard (2017) The Munali Ni sulfide deposit, southern Zambia: A multi-stage, mafic-ultramafic, magmatic sulfide-magnetite-apatite-carbonate megabreccia. Ore Geology Reviews, 90. 553-575 doi:10.1016/j.oregeorev.2017.02.034 | Journal (article/letter/editorial) | | Craton margin in the Zambezi belt of southern Zambia. It is made up of a Central Gabbro Unit (CGU) core, surrounded...southern side of the MIC, where the Munali Nickel Mine is located, reveals a laterally discontinuous body...is largely made up of a sulfide assemblage of pyrrhotite-pentlandite-chalcopyrite-pyrite with varying...within an ultramafic megabreccia that surrounds a central, unmineralised gabbro (Evans, 2011). It shares...the similarly aged Jinchuan deposit, China. The central unmineralised gabbro was intruded at 852 Ā± 22 Ma |  | Munteanu, M., Wilson, A. H., Yao, Y., Chunnett, G., Luo, Y., Sibanda, S. (2011) THE LENGSHUIQING Ni-Cu DEPOSIT, SICHUAN, SOUTHWESTERN CHINA: ORE CHARACTERISTICS AND GENESIS. The Canadian Mineralogist, 49 (6) 1599-1626 doi:10.3749/canmin.49.6.1599 | Journal (article/letter/editorial) | | deposits from the SelebiāPhikwe and Tati belts in Botswana and in the Kotalahti belt in Finland) are related...generated phyllites and slates in the northern and central parts of the group, and mica schists and quartzrich...with a simple mineral assemblage consisting of pyrrhotite, pentlandite and chalcopyrite, and with subordinate...segregations in pyrrhotite (up to 0.5 cm in size). Some immiscibility flames of pentlandite in pyrrhotite also occur...peridotite to olivine pyroxenite (dark). Symbols: po: (pyrrhotite + pentlandite)-dominant zone; cp: chalcopyrite-rich |  | | Report (issue) | | ------------3. Nickel deposits in the Sudbury district, Ontario, Canada-----------------------4. Nickel...------------------9. Proportions of total world mine production of nickel accounted for by countries...-------------------------------------10. Nickel mine production in countries having major deposits and...----------------Estimated cumulative and annual mine production of nickel, contained in ore, concentrate...each country having a major nickel deposit or district ---------------------4. By economic class of |  | Bekker, A., Grokhovskaya, T. L., Hiebert, R., Sharkov, E. V., Bui, T. H., Stadnek, K. R., Chashchin, V. V., Wing, B. A. (2016) Multiple sulfur isotope and mineralogical constraints on the genesis of Ni-Cu-PGE magmatic sulfide mineralization of the Monchegorsk Igneous Complex, Kola Peninsula, Russia. Mineralium Deposita, 51 (8) 1035-1053 doi:10.1007/s00126-015-0604-1 | Journal (article/letter/editorial) | | assimilation of host rocks and S homogenization in the central part of the large intrusion took place. Introduction...Ni-Cu-(PGE) sulfide deposit, Abitibi greenstone belt, Ontario, Canada, submitted), but not impossible...used the Monchegorsk Igneous Complex (MIC) in the central part of the Kola Peninsula (Russia) as an example...strike; the Pasvik-PechengaImandra-Varzuga greenstone belt system of the Kola Peninsula, and along the early...mineralization of the Monchegorsk pluton in the central part of the Kola Peninsula, Russia, ranges from |  | | Journal (article/letter/editorial) | | ā 42 19.5 10.5 6.52 0.02 0.26 322 606 Pyrrhotite-rich ores 18 25.6 Pyrite-rich ores 8 23...20 ā4.81 2.35 +4.25 1.75 1.77 17 Thompson Belt S/Se 0.57 1.58 20.0 References Stdev pa 9430...01 0.01 3.50 2.60 0.22 +5.10 0.00 Bedded Pyrrhotite Unit Pelites Xenoliths (Dunka Road) Footwall...Jinchuan All ores ā Belleterre Aguablanca Lorraine Mine Ores All ores 17 +1.71 1.31 All ores 95 ...F. Tati Belt Country rocks 28 2.97 4.18 Phoenix 21 6.28 21.6 0.69 0.31 Tati Belt Selkirk |  | | Report (issue) | | resources and mine production by geologic deposit type. . . 5. Distribution of cobalt resources and mine and metal...TABLES Page TABlE 1. 2. 3. 4. 5. 6. World cobalt mine production 1977-83................................1983................ v S 6 9 10 13 14 16 8. Mine production of cobalt in 1983 by geologic deposit...production of cobalt-in-ore, 189~1982.......... Mine production of cobalt in 1983 by economic class of...example those of New Caledonia or the Sudbury district (Canada), have made little effort to evaluate |  | | Journal (article/letter/editorial) | | Zn-Pb ore genesis in the Pend Oreille mine, Metaline district, Washington, USAāS.Johari Pannalal, David...rainfall on metals flux from the historic Beatson mine, Prince William Sound, Alaska, USAā Lisa L. Stillings...ancient supergene, and modern sulfates at the Questa mine, New Mexico āAndrew R. Campbell and Virgil W. Lueth...massive sulfide deposit at the abandoned Valzinco mine, Virginia, USAā Robert R. Seal II, Jane M. Hammarstrom...Piatak, and Gregory A. Wandless The Scadding gold mine, east of the Sudbury igneous complex, Ontario: An |  | Xie, W., Song, X.-Y., Chen, L.-M., Deng, Y.-F., Zheng, W.-Q., Wang, Y.-S., Ba, D.-H., Yin, M.-H., Luan, Y. (2014) Geochemistry Insights on the Genesis of the Subduction-Related Heishan Magmatic Ni-Cu-(PGE) Deposit, Gansu, Northwestern China, at the Southern Margin of the Central Asian Orogenic Belt. Economic Geology, 109 (6) 1563-1583 doi:10.2113/econgeo.109.6.1563 | Journal (article/letter/editorial) | | China, at the Southern Margin of the Central Asian Orogenic Belt* Wei Xie,1 Xie-Yan Song,1,ā Lie-Meng...situated at the southern margin of the Central Asian orogenic belt. The outcrop of the intrusion is ~800...al., 2001; PiƱa et al., 2006), the Tati and Selebi-Phikwe deposits in Botswanna (Maier et al., 2008),...understood. At the southern margin of the Central Asian orogenic belt, northwestern China, a number of 0.03-...(349ā~330 Ma) at the southern margins of the Central Asian orogenic belt (Fig. 1) were proposed to be subduction |  | | Journal (article/letter/editorial) | | associated with the southern part of the Central Asian Orogenic Belt (CAOB). Based on the secondary ion mass...2015b; Manor et al. 2016). The giant Central Asian Orogenic Belt (CAOB, Figure 1(a)), representing a convergent...located in the Eastern Tianshan Palaeozoic fold belt and in the Eastern Junggar terrane of the Northern...Magmatic NiāCu deposit; Northern Xinjiang; Central Asian Orogenic Belt; Xinyuan mafic intrusion; Eastern Junggar...AL. Figure 1. Simplified map of the Central Asian Orogenic Belt (a, after Jahn 2004), the regional geological |  | Han, C., Xiao, W., Zhao, G., Su, B. -. X., Sakyi, P. A., Ao, S., Wan, B., Zhang, J., Zhang, Z. (2013) SIMS U-Pb zircon dating and Re-Os isotopic analysis of the Hulu Cu-Ni deposit, eastern Tianshan, Central Asian Orogenic Belt, and its geologicalĀ significance. Journal of GEOsciences, 58 (3) 251-270 | Journal (article/letter/editorial) | | Hulu CuāNi deposit, eastern Tianshan, Central Asian Orogenic Belt, and its geological significance Chunming...sulfide deposit in Eastern Tianshan, Central Asian Orogenic Belt, has detected horizons of sulfide mineralization...data, CuāNi deposit, Eastern Tianshan, Central Asian Orogenic Belt Received: 16 March 2013; accepted: 11...Tianshan nickelācopper belt (Mao et al. 2002; Zhou et al. 2004; Han et al. 2010). This belt ranks as the second...Orogenic Belt Aqishan-Yamansu arc Aqikkuduk Fault Tarim Craton 89Ā° 90Ā° n arc Central Tiansha Beishan |  | | Journal (article/letter/editorial) | | deposit in the central Asia orogenic belt (Song and Li 2009), the Selebi-Phikwe deposit in Botswana (Maier et...development of Ni-Cu-PGE deposits in the BrasĆlia belt (Americano do Brasil deposit; Mota-e-Silva et al...al. 2011), in the Itabuna-Salvador-CuraƧƔ belt (Santa Rita deposit; Ferreira Filho et al. 2013), and in...terrane; RPT p Rio Piranhas terrane; SFB p SeridĆ³ fold belt; GC p Granjeiro complex; SJCM p SĆ£o JosĆ© do Campestre...obtained for this Paleoproterozoic magmatism in the central area of the RGND (ļ¬g. 2; Souza et al. 2007; Dantas |  | Maier, Wolfgang D., Barnes, Sarah-Jane, Sarkar, Arindam, Ripley, Ed, Li, Chusi, Livesey, Tim (2010) The Kabanga Ni sulfide deposit, Tanzania: I. Geology, petrography, silicate rock geochemistry, and sulfur and oxygen isotopes. Mineralium Deposita, 45 (5) 419-441 doi:10.1007/s00126-010-0280-0 | Journal (article/letter/editorial) | | 500 km long Kabangaā MusongatiāKapalagulu igneous belt in Tanzania and Burundi. The igneous bodies are...in the Kabanga area contain abundant sulfides (pyrrhotite, pentlandite, and minor chalcopyrite and pyrite)...northeastern Kibaran belt showing locality of Kabangaā MusongatiāKapalagulu belt of intrusions. b Location...Location of the Kibaran belt between the Congo and Tanzania cratons a b important nickel laterite deposits...KabangaāMusongatiāKapalagulu (KMK) maficāultramafic belt that extends for >500 km from Uganda to Lake Tanganyika |  | | Journal (article/letter/editorial) | | HuangshanāJingāerquan maficāultramafic intrusion belt in East Tianshan, NW China. The Lubei intrusion...during vertical crustal growth of the Central Asian Orogenic Belt in the later Paleozoic. Keywords: Maficāultramafic...North Xinjiang. 1. Introduction The Central Asian Orogenic Belt (CAOB) represents one of the most important... and Burtman, 1993). It is a composite orogenic belt constructed by the amalgamation PT and collision...eastāwest-trending Tianshan domain includes the Northern, Central, and Southern Tianshan terranes (Fig. 1b and c) |  | | Book | | human beings. When I first visited Sukinda chromite belt in 1964, it was a sleeping hamlet, gifted by natureās...), a few kilometers away in the Nausahi chromium belt, produced a few tons. I recently revisited the area...that platinumāpalladium do exist at SukindaāNausahi Belt. However, what I saw saddened me. There are more...born hills appear parallel to Mahagiri range due to mine-waste dumping. Unpaved roads serve the movement...The sky is gloomy throughout the day due to the mine and road dust. Social evils, crime, alcoholism, |  | Song, Xie-Yan, Yi, Jun-Nian, Chen, Lie-Meng, She, Yu-Wei, Liu, Chang-Zheng, Dang, Xing-Yan, Yang, Qi-An, Wu, Shu-Kuan (2016) The Giant Xiarihamu Ni-Co Sulfide Deposit in the East Kunlun Orogenic Belt, Northern Tibet Plateau, China. Economic Geology, 111 (1) 29-55 doi:10.2113/econgeo.111.1.29 | Journal (article/letter/editorial) | | Ni-Co Sulfide Deposit in the East Kunlun Orogenic Belt, Northern Tibet Plateau, China Xie-Yan Song,1,ā ...Ni-Co deposit, located in the East Kunlun orogenic belt, northern Tibet plateau, is the secondary largest...deposits at the southern margins of the Central Asian orogenic belt (e.g., Kalatongke, Huangshan, Huangshandong...al., 2008, 2010), the deposits in the Selebi-Phikwe belt, Botswana (Maier et al., 2008), the Santa Rita...Rita deposit in the Itabuna-Salvador-Curaca belt, Brazil (Barnes et al., 2013), and the Kotalahti and Vammala |  | | Journal (article/letter/editorial) | | 1025ā1037 The Mineralogy and Crystallography of Pyrrhotite from Selected Nickel and PGE Ore Deposits MEGAN...Australia Abstract The nonstoichiometric sulfide pyrrhotite (Fe(1āx)S) common to many ore deposits occurs...troilite (FeS). In this study, the mineralogy of pyrrhotite derived from several different nickel and PGE...in South Africa, Botswana, and Canada was examined in detail in terms of pyrrhotite association, crystallography...mineral chemistry. Pyrrhotite samples were subdivided into two-phase 6C Fe11S12 pyrrhotite intergrown with |  | Deng, Yu-Feng, Yuan, Feng, Hollings, Peter, Song, Xie-Yan, Zhou, Taofa, Fu, Bin, Denyszyn, Steven, Zhao, Bingbing (2020) Magma generation and sulfide saturation of Permian mafic-ultramafic intrusions from the western part of the Northern Tianshan in NW China: implications for Ni-Cu mineralization. Mineralium Deposita, 55 (3) 515-534 doi:10.1007/s00126-019-00890-8 | Journal (article/letter/editorial) | | Engineering Research Center for Mineral Resources and Mine Environments, Hefei 230009, China 3 State Key...Tianshan along the southern margin of the Central Asian Orogenic Belt (CAOB) contain roughly 1 million metric...1 a Schematic geological map of the Central Asian Orogenic Belt (modified after Jahn et al. 2000; Xiao...Beishan Fold Belt (Fig. 1b). The Tianshan terrane can be further divided into the Northern, Central, and Southern...2004). The Northern Tianshan is separated from the Central Tianshan by the Aqikkuduk fault and comprises, |
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