 | | Journal (article/letter/editorial) | | the Freda-Rebecca gold deposit ± Bindura District, Zimbabwe Received: 4 January 1999 / Accepted: 13...Abstract The Freda-Rebecca Mine is currently the largest gold producer in Zimbabwe. The ore deposit is hosted...clinozoisite/epidote, quartz, calcite, arsenopyrite, pyrite, pyrrhotite, chalcopyrite. Phase 2. Chlorite, epidote, calcite...sequence. They mark the transition to the ``Lower Shamva Formation'' of rhyolitic, dacitic and andesitic...Bindura pluton. In the northern margin of the Harare-Shamva belt the upper greenstones consist mostly of tholeiitic |  | Frei, R., Nägler, Th.F., Schönberg, R., Kramers, J.D. (1998) Re-Os, Sm-Nd, U-Pb, and stepwise lead leaching isotope systematics in shear-zone hosted gold mineralization: genetic tracing and age constraints of crustal hydrothermal activity. Geochimica et Cosmochimica Acta, 62 (11) 1925-1936 doi:10.1016/s0016-7037(98)00111-2 | Journal (article/letter/editorial) | | deposits (RAN, Kimberley) in the Harare-Shamva greenstone belt (Zimbabwe) constrain the timing of the mineralizing...systematics in molybdenite and wolframite from the RAN mine, initial Archean Re-Os ages are still preserved...the Proterozoic mineralization in the Kimberley mine point to a recent gain of Re, most pronouncedly...pronouncedly affecting Fe-rich sulfides such as pyrrhotite. A significant Re-loss in powellitic scheelite (an alteration...oxidizing conditions in a weathering environment. Pyrrhotite under these conditions behaves as an efficient |  | Oberthür, T., Blenkinsop, T. G., Hein, U. F., Höppner, M., Höhndorf, A., Weiser, T. W. (2000) Gold mineralization in the Mazowe area, Harare-Bindura-Shamva greenstone belt, Zimbabwe: II. Genetic relationships deduced from mineralogical, fluid inclusion and stable isotope studies, and the Sm-Nd isotopic composition of scheelites. Mineralium Deposita, 35 (2) 138-156 doi:10.1007/s001260050012 | Journal (article/letter/editorial) | | in the Mazowe area, Harare-Bindura-Shamva greenstone belt, Zimbabwe: II. Genetic relationships deduced...In the Mazowe area some 40 km NW of Harare in Zimbabwe, gold mineralization is hosted in a variety of...the mainly granodiorite-hosted workings at Mazowe mine are on pyrite-rich reefs, mines of the Bernheim...arsenopyrite-rich ores, and Stori's Golden Shaft and Alice mine, both in metabasalts, work sul®de-poor quartz veins...Department, University of Zimbabwe, P.O. Box MP 167, Mount Pleasant, Harare, Zimbabwe U.F. Hein Institut fuÈr |  | | Journal (article/letter/editorial) | | assemblages at the Viceroy Mine, Harare-Bindura-Shamva greenstone belt, Zimbabwe T. OBERTHÜR* AND T. W...2008] ABSTR ACT Gold mineralization at the Viceroy Mine is hosted in extensional veins in steep shear zones...liquid/melt-collecting mechanism was probably active at Viceroy Mine, where the distinct Au-Bi-TeS assemblage either...Archaean, Viceroy and Mazowe Mines, Zimbabwe, Passagem de Mariana Mine, Brazil. Introduction FOR a long...deposits. Well known examples are the classic mining district and type area of many telluride minerals, the |  | | Journal (issue) | | Geological Society of Zimbabwe Newsletter June, 2009 Geological Society of Zimbabwe G Z S Newsletter...SOCIETY OF ZIMBABWE, P.O. BOX CY 1719, CAUSEWAY, HARARE Geological Society of Zimbabwe Newsletter ...of the Zimbabwe Craton …………………..……..………….... 9 Karoo Large Igneous Province, Botswana-Zimbabwe .........Bond Award 2008. Relationship between Shamva Danton and Shamva Mine ore bodies ……………………………………………………………....……………………….. Geology Department, University of Zimbabwe …………………………………….. Geological Survey Department |  | | Journal (article/letter/editorial) | | Late Archean Reliance Komatiitic Event in the Zimbabwe Craton––Magmatic Architecture, Physical Volcanology...PRENDERGAST†,* 1 Carson Close, Greendale, Harare, Zimbabwe Abstract The widespread komatiitic Reliance lithostratigraphic...basinal facies in the north and west parts of the Zimbabwe craton to a generally sulfide poor, shallow-water...Hunters Road prospects) and a fissure vent (Epoch mine), and include type 1 basal sequences of massive...(lowermost flows Trojan, Shangani) and type 2 central accumulations of weakly disseminated sulfides (Hunters |  | | Report (issue) | | interest in the geo logy and mineral resources of Zimbabwe which followed the removal of United Nations sanctions...original Bulletin is the insertion of Table IIIA, Zimbabwe Mineral Production and Value, on page 114A. Due...for views of Wankie Colliery and the Trojan nickel mine, and to the Photographic Section of the Ministry...Marginal Zone Central Zone 46 47 48 51 The Zambezi Metamorphic Belt . Western Section Central Section Eastern...near Salisbury. facing page 23 IV Trojan Nickel Mine, near Bindura. facing page 33 V The Great Dyke |  | | Journal (article/letter/editorial) | | Nickeliferous Archean Madziwa Igneous Complex, Northern Zimbabwe: Petrological Evolution, Magmatic Architecture...vertically oriented layered suite comprising a central pyroxenite layer, plus norite as both a continuous...Ni-Cu sulfides are primarily hosted within the central (ortho- to mesocumulate) pyroxenite adjacent to... am bia 30°E 32°E 100 km Fig.2 Eo M P Zimbabwe craton E Harare Mr Mutare 19°S Bulawayo ...Introduction The Madziwa Igneous Complex in northern Zimbabwe comprises a regional group of nickeliferous, mafic-ultramafic |  | | Report (issue) | | 42.14 Total [100.00] 100.3 100.00 (1) Grünau mine, Germany; recalculated to 100% after deducting gersdorffite...83 Fe0.22 Co0.03 )Σ=3.08 S3.92 . (2) Madziwa mine, Zimbabwe; by electron microprobe, corresponds to (Ni2...hydrothermal veins. Association: Chalcopyrite, pyrrhotite, pyrite, millerite, gersdorffite, ullmannite...siderite. Distribution: In Germany, in the Grünau mine, Daaden, near Siegen [TL], and at Ramsbeck, North...Rhine-Westphalia. From Saint Marina, Khaskovo district, Bulgaria. At Kunratice and Rozany, Czech Republic |  | | Report (issue) | | 94 Co1.92 Ni0.20 Fe0.05 S4.00 . (4) Mineral Hill mine, Maryland, USA; corresponds to Cu0.48 Co1.88 Ni0...chalcopyrite, bornite, digenite, djurleite, chacocite, pyrrhotite, pyrite, sphalerite, millerite, gersdorffite...Maryland, in the Patapsco mine, Finksburg [TL], and the Mineral Hill mine, Sykesville. At Boleo, Baja...California, Mexico. In the Carrizal Alto copper district, Atacama, Chile. From near Chernomorets, Burgas...Slovakia. In the Kohlenbach mine, near Eiserfeld, and throughout the Siegerland district, North Rhine-Westphalia |  | | Journal (article/letter/editorial) | | Department of Geology, University of Zimbabwe, MP167, Harare, Zimbabwe (Manuscript ucceptecl July 14, 1997)...metamorphic data froni the Trojan nickel mine area i n the Shamva-Bindura Greenstone Belt (SBGB) show that...stratigraphy, while metamorphic conditions in the mine area reached about S O O T at pressures of 3-4 kbar...rccrystallisation of M, assemblages. M? temperatures in the mine area reached 565°C. Such high contact metamorphic...shear zones, horizontal accretion, greenstones, Zimbabwe. Introduction The origin and evolution ofArchaean |  | | Journal (article/letter/editorial) | | belt: a new type of low-grade gold deposit in Zimbabwe Received: 29 January 1997 / Accepted: 22 September...the Kwekwe district near the Indarama mine, approximately 200 km southwest of Harare, Zimbabwe. Based on...comparable to that of porphyry copper deposits. The central zone of the dike shows a typical K-feldspar-al...shear-zone hosted gold mineralization in the Kwekwe district, for which a deep crustal origin has been discussed...The central part of the Midlands greenstone belt is one of the largest gold districts in Zimbabwe and |  | Hofmann, Axel, Bekker, Andrey, Dirks, Paul, Gueguen, Bleuenn, Rumble, Doug, Rouxel, Olivier J. (2014) Comparing orthomagmatic and hydrothermal mineralization models for komatiite-hosted nickel deposits in Zimbabwe using multiple-sulfur, iron, and nickel isotope data. Mineralium Deposita, 49 (1) 75-100 doi:10.1007/s00126-013-0476-1 | Journal (article/letter/editorial) | | models for komatiite-hosted nickel deposits in Zimbabwe using multiple-sulfur, iron, and nickel isotope...ca. 2.7 Ga volcano-sedimentary sequences of the Zimbabwe craton. At both mines, nickel sulfide mineralization...these competing models. Massive ores at Shangani Mine show mass-dependent fractionation of sulfur Editorial...mass-independent Δ33S values in ore samples from Trojan Mine likely reflects high-temperature assimilation of...Fe isotope values of some samples from Shangani Mine are more fractionated than expected to occur in |  | Bristol, Samantha K., Spry, Paul G., Voudouris, Panagiotis Ch., Melfos, Vasilios, Mathur, Ryan D., Fornadel, Andrew P., Sakellaris, Gregory Aarne (2015) Geochemical and geochronological constraints on the formation of shear-zone hosted Cu–Au–Bi–Te mineralization in the Stanos area, Chalkidiki, northern Greece. Ore Geology Reviews, 66. 266-282 doi:10.1016/j.oregeorev.2014.11.001 | Journal (article/letter/editorial) | | Iron-bearing sulfides (pyrite, arsenopyrite, and pyrrhotite) formed prior to a copper-bearing stage that...144–287 °C δ34S: Py and Apy 3.2–6.8‰ Viceroy, Zimbabwe Archean Metabasalt Mineralization in normal...al. (1995), Oberthür and Weiser (2008) Mazowe, Zimbabwe Archean Granodiorite, quartz–feldspar porphyry...mineralized shear zones Qz 1c m e f ancient mine gallery re po -C sp A ive s s ma iss gne...chalcopyrite. Stage I consists of pyrite, arsenopyrite, pyrrhotite, and sphalerite (Fig. 3a), whereas stage II includes |  | | Journal (article/letter/editorial) | | the Tanzanian Shield overlap with those of the Zimbabwe Craton to the south. © 2005 Elsevier B.V. All...iron formation of the Lake Victoria goldfields district including the Bulyanhulu and Geita gold mines...southwestern Sukumaland, 100 km west of the Bulyanhulu mine and 700 km northwest of the capital city of Dar... 149 Fig. 2. Geological map of Lake Victoria district and Sukumaland Greenstone Belt (modified from...metamorphic supracrustal rocks that cover the central portion of Tanzania and the Nyanzian Supergroup |  | | Journal (article/letter/editorial) | | Zone, Limpopo Belt, Zimbabwe, and relevance to gold mineralization at Renco mine Tom G. Blenkinsop Department...Geology, University of Zimbabwe, P.O. Box MP 167, Mount Pleasant, Harare, Zimbabwe Present Address: School...uni-mainz.de V. Chiwara Rio Tinto, Zimbabwe, PO Box AY 266, Harare, Zimbabwe e-mail: Victor.Chiwara@riotinto...mapping and geochronological studies in the Renco mine area of the Northern Marginal Zone of the Limpopo...Amphibolite facies gold mineralization at Renco mine probably occurred at this time, followed by Palaeoproterozoic |  | Vasiliev, V. I., Borisenko, A. S., Mortsev, N. K., Khoa, C. C., Fyong, N. T. (2011) Jonassonite (AuBi5S4) from the Dakripen gold deposit in Vietnam. Geology of Ore Deposits, 53 (7) 614-619 doi:10.1134/s107570151107021x | Journal (article/letter/editorial) | | Spain (Cepedal et al., 2006), and the Viceroy Mine in Zimbabwe (Oberthür and Weisser, 2008). Hence, the finding...transition of the hightemperature pyrite–chalcopyrite–pyrrhotite ore to the lowtem perature pyrite ore with...major ore minerals are pyrite; chalcopyrite; pyrrhotite; and, occasionally, galena. The rare ore minerals...graphite); (2) the pyrrhotite– chalcopyrite stage (white quartz veins with pyrrhotite, chalcopyrite, sphalerite...or more determinations. 18 14.21 Viceroy Mine, Zimbabwe 13 Dakripen, Vietnam 14.43 16.59 9 Highis |  | Buchholz, P., Oberthur, T., Luders, V., Wilkinson, J. (2007) Multistage Au-As-Sb Mineralization and Crustal-Scale Fluid Evolution in the Kwekwe District, Midlands Greenstone Belt, Zimbabwe: A Combined Geochemical, Mineralogical, Stable Isotope, and Fluid Inclusion Study. Economic Geology, 102 (3) 347-378 doi:10.2113/gsecongeo.102.3.347 | Journal (article/letter/editorial) | | Fluid Evolution in the Kwekwe District, Midlands Greenstone Belt, Zimbabwe: A Combined Geochemical, Mineralogical...Kwekwe district comprises the central part of the Archean Midlands greenstone belt of Zimbabwe and represents...stage 3. Four gold deposits within the Kwekwe district have been studied. The Primrose and Globe and...DECADE, the Archean Midlands greenstone belt of Zimbabwe has been subject to several research and exploration...exploration in the central part of the Midlands greenstone belt, the Kwekwe district, has led to the discovery |  | | Journal (article/letter/editorial) | | Australia), Otago (New Zealand), Shamva (Zimbabwe), Clontibret (Ireland), South-Central Alaska, Sweetwater (Wyoming)... The inclusion of the paper on the Sweetwater district of Wyoming does seem a little anomalous as it...arsenopyrite. Minor amounts of base-metal sulphides and pyrrhotite may also be present and locally high concentrations |  | A.E.A., (1987) J. D. Keppie, R. W. Boyle & S. J. Haynes (eds) 1986. Turbidite-Hosted Gold Deposits. Geological Association of Canada Special Paper no. 32. v + 186 pp. Toronto: Geological Association of Canada (GAC Publications, Business and Economic Services, 111 Peter Street, Suite 509, Toronto, Ontario, Canada K5V 2H1) Price C$35( GAC members), C$42 (non-members), plus C$3 postage & handling. ISBN 0 919216 31 5. Geological Magazine, 124 (5) 495-496 doi:10.1017/s0016756800017258 | Journal (article/letter/editorial) | | Australia), Otago (New Zealand), Shamva (Zimbabwe), Clontibret (Ireland), South-Central Alaska, Sweetwater (Wyoming)... The inclusion of the paper on the Sweetwater district of Wyoming does seem a little anomalous as it...arsenopyrite. Minor amounts of base-metal sulphides and pyrrhotite may also be present and locally high concentrations |  | | Journal (article/letter/editorial) | | Main Sulfide Zone at Unki Mine, Shurugwi Subchamber of the Great Dyke, Zimbabwe: Evidence from Petrography...element (PGE) occurrence in the Great Dyke of Zimbabwe, the Main Sulfide Zone (MSZ), is a tabular stratabound...silicate composition study across the MSZ at Unki Mine in the Shurugwi Subchamber was conducted to help...the mineralization. The PGE-enriched zone at Unki Mine is a ~10 m thick package of rocks ranging from gabbronorites...of sulfide mineralization likely occurred at Unki Mine with primary sulfides occurring in association with |  | Belogub, E. V., Moloshag, V. P., Novoselov, K. A., Kotlyarov, V. A. (2011) Native bismuth, tsumoite, and Pb-bearing tsumoite from the Tarn’er copper-zinc massive sulfide deposit, northern Urals. Geology of Ore Deposits, 53 (8) 798-805 doi:10.1134/s1075701511080034 | Journal (article/letter/editorial) | | in northern Sverdlovsk oblast in the Ivdel ore district of the Tagil–Sakmara metallogenic zone. It is...Minerals Hypogene Major Minor Accessory Pyrite, pyrrhotite, Marcasite, chalcopyrite, galena, sphalerite...dominance of pyrite, chalcopyrite, sphalerite, and pyrrhotite, the ores are distinguished by a complex GEOLOGY...distributed through chalcopyrite, sphalerite, and pyrrhotite. The contacts of intramin eral dikes and fault...pegmatoid aggregates of sphalerite, chalcopyrite, and pyrrhotite with subordinate pyrite. The disseminated and |  | Dana, Cendi D. P., Agangi, Andrea, Idrus, Arifudin, Lai, Chun-Kit, Simbolon, Doly R. (2022) Bi-Ag-Sulfosalts and Sulfoarsenides in the Ruwai Zn-Pb-Ag Skarn Deposit, Central Borneo, Indonesia. Minerals, 12 (12) 1564 doi:10.3390/min12121564 | Journal (article/letter/editorial) | | Sulfoarsenides in the Ruwai Zn-Pb-Ag Skarn Deposit, Central Borneo, Indonesia Cendi D. P. Dana 1,2, * , Andrea...Sulfoarsenides in the Ruwai Zn-Pb-Ag Skarn Deposit, Central Borneo, Indonesia. Minerals 2022, 12, 1564. https://...located in the Schwaner Mountain complex within the central Borneo gold belt and is currently considered the...The Ruwai skarn deposit is located within the Central Borneo gold belt in the Schwaner Mountains (Figure...The Ruwai skarn deposit is located within the Central Borneo gold belt in the Schwaner Mountains (Figure |  | Ciobanu, Cristiana L., Birch, William D., Cook, Nigel J., Pring, Allan, Grundler, Pascal V. (2010) Petrogenetic significance of Au–Bi–Te–S associations: The example of Maldon, Central Victorian gold province, Australia. Lithos, 116 (1) 1-17 doi:10.1016/j.lithos.2009.12.004 | Journal (article/letter/editorial) | | Au–Bi–Te–S associations: The example of Maldon, Central Victorian gold province, Australia Cristiana L...orogenic gold systems (Viceroy Mine, Harare–Bindura–Shamva greenstone belt, Zimbabwe; Oberthür and Weiser, 2008)...with native bismuth, maldonite, jonassonite; pyrrhotite and magnetite are the stable iron minerals. In...Maldon deposit Gold was first found in the Maldon district (then known as Tarrengower), about 135 km northwest...medium-sized deposits within the central Bendigo Zone of the Central Victorian gold province (Philips |  | Voudouris, P. C., Spry, P. G., Mavrogonatos, C., Sakellaris, G.-A., Bristol, S. K., Melfos, V., Fornadel, A. P. (2013) Bismuthinite derivatives, lillianite homologues, and bismuth sulfotellurides as indicators of gold mineralization in the Stanos shear-zone related deposit, Chalkidiki, northern Greece. The Canadian Mineralogist, 51 (1) 119-142 doi:10.3749/canmin.51.1.119 | Journal (article/letter/editorial) | | introduction of iron sulfides (pyrite, arsenopyrite, and pyrrhotite) was followed by a copper-bearing stage that...polymetallic assemblage that includes pyrite, pyrrhotite, arsenopyrite, sphalerite, and magnetite (stage...apatite monazite xenotime pyrite arsenopyrite pyrrhotite molybdenite sphalerite chalcopyrite bornite gn-mtd...fine layers with arsenopyrite, sphalerite, and pyrrhotite. Pyrite is crosscut by chalcopyrite and related...As reported by Kalogeropoulos et al. (1991). Pyrrhotite is usually found as small inclusions in pyrite |
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