 | | Journal (article/letter/editorial) | | assemblages at the Viceroy Mine, Harare-Bindura-Shamva greenstone belt, Zimbabwe T. OBERTHÜR* AND ...2008] ABSTR ACT Gold mineralization at the Viceroy Mine is hosted in extensional veins in steep shear...liquid/melt-collecting mechanism was probably active at Viceroy Mine, where the distinct Au-Bi-TeS assemblage either...thus leading to an upgrade of the gold ores at Viceroy. The Au-Bi-Te-S assemblage represents an epithermal-style...ulphides, Archaean, Viceroy and Mazowe Mines, Zimbabwe, Passagem de Mariana Mine, Brazil. Introduction |  | 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) | | and crystalline rocks of the Rhodope Massif to the east. This area contains the Paliomylos, Chalkoma, and...boudinaged quartz veins. Iron-bearing sulfides (pyrite, arsenopyrite, and pyrrhotite) formed prior to... A 187 Re– 187Os isochron of 19.2 ± 2.1 Ma for pyrite in the Paliomylos prospect overlaps ages obtained...likely related to the Strymon detachment (on the east of Kerdyllion detachment) that started operating...= 144–287 °C δ34S: Py and Apy 3.2–6.8‰ Viceroy, Zimbabwe Archean Metabasalt Mineralization in normal |  | 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) | | were identified in polished sections together with pyrite; galena; sphalerite; bismuthinite; ikunolite; native...Spain (Cepedal et al., 2006), and the Viceroy Mine in Zimbabwe (Oberthür and Weisser, 2008). Hence, the...with sulfide mineral ization containing largely pyrite, chalcopyrite, and galena. Welldefined endogenic...hightemperature pyrite–chalcopyrite–pyrrhotite ore to the lowtem perature pyrite ore with chalcopyrite...north to the south. The major ore minerals are pyrite; chalcopyrite; pyrrhotite; and, occasionally, galena |  | 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) | | Mazowe area, Harare-Bindura-Shamva greenstone belt, Zimbabwe: II. Genetic relationships deduced from mineralogical...In the Mazowe area some 40 km NW of Harare in Zimbabwe, gold mineralization is hosted in a variety of...mainly granodiorite-hosted workings at Mazowe mine are on pyrite-rich reefs, mines of the Bernheim group have...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 |  | Bi, Shi-Jian, Li, Jian-Wei, Zhou, Mei-Fu, Li, Zhan-Ke (2011) Gold distribution in As-deficient pyrite and telluride mineralogy of the Yangzhaiyu gold deposit, Xiaoqinling district, southern North China craton. Mineralium Deposita, 46 (8) 925-941 doi:10.1007/s00126-011-0359-2 | Journal (article/letter/editorial) | | As-deficient pyrite and telluride mineralogy of the Yangzhaiyu gold deposit, Xiaoqinling district, southern...and consists mainly of auriferous quartz veins. Pyrite is the predominant sulfide mineral, with minor...and paragenesis, there are three generations of pyrite, termed as first generation (G1), second generation...patterns of gold. The coarsegrained, euhedral G1 pyrite contains negligible to low levels of gold, whereas...gold are present in the fine- to medium-grained G2 pyrite that is characterized by abundance of microfractures |  | | Journal (article/letter/editorial) | | Accepted Manuscript Gualcamayo Mining District, Argentina: An Example of Carlin-like Au Deposits Natalia...as: N.E. Bruno, T.B. Thompson, Gualcamayo Mining District, Argentina: An Example of Carlin-like Au Deposits...apply to the journal pertain. Gualcamayo Mining District, Argentina: An Example of Carlin-like Au Deposits...(MASA), subsidiary of Viceroy Exploration, began a reevaulation of the Gualcamayo district that included a...appear related to a dacitic intrusive complex. Viceroy was subsequently purchased by Yamana Gold in 2003 |  | | Journal (article/letter/editorial) | | quartz-albite-carbonate-pyrite veins and sericitepyrite seams (Stage II), quartz-pyrite veins (Stage III),...and the gold grains are strongly associated with pyrite. Intense albite and hematite alteration surround...metamorphism. Opaque minerals in these veins include pyrite + magnetite + chalcopyrite + pyrrhotite. Magnetite...emplacement of regional high-Ca granite and the East–West compression deformation. The M3a metamorphism...quartz-albite-carbonate-pyrite veins and sericite-pyrite seams; Stage III, quartz-pyrite veins; and Stage IV |  | | Journal (article/letter/editorial) | | systematics of sulfide inclusions from the Jagersfontein Mine—Sonja Aulbach, Steven B. Shirey, Thomas Stachel...Geology of a complex kimberlite pipe (K2 pipe, Venetia Mine, South Africa): insights into conduit processes...listed in vol. 104, no. 1. Geochemical zoning of pyrite and arsenopyrite individuals from the Klyuchevskoe...No. 5, 2009 Copper isotope fractionation in acid mine drainage—B.E. Kimball, R. Mathur, A.C. Dohnalkova...change—D. Kirk Nordstrom Water management for acid mine drainage control at the polymetallic Zn-Pb-(Ag-Bi-Cu) |  | Acosta-Gongora, P., Gleeson, S. A., Samson, I. M., Ootes, L., Corriveau, L. (2015) Gold Refining by Bismuth Melts in the Iron Oxide-Dominated NICO Au-Co-Bi ( Cu W) Deposit, NWT, Canada. Economic Geology, 110 (2) 291-314 doi:10.2113/econgeo.110.2.291 | Journal (article/letter/editorial) | | ferrohornblende II, actinolite II, biotite II, pyrite, and minor scheelite and orthoclase. The earliest...(±bismuthinite) and Au, with lesser magnetite, marcasite, pyrite, hastingsite, and minor quartz. The preservation...occurrence of gold in As-bearing phases such as pyrite and arsenopyrite has been widely recognized in...al., 2004). Within hydrothermal sulfides (e.g., pyrite) and sulfarsenides (e.g., arsenopyrite), studies...and Ciobanu et al. (2012) have argued that Asfree pyrite from the Dongping, Huangtualiang, and Hougou 291 |  | | Journal (article/letter/editorial) | | Earth’s history. The similarity of the shape of the east coast of South America to the west coast of Africa...photo. Figure 11. Orpiment, 4.8 cm high, Huallapon mine, Pasto Bueno, Ancash, Peru. Gene Meieran specimen...source of income for Spain, the Crown sent a new viceroy to Peru, Francisco de Toledo. Toledo oversaw two...the silver industry. Old mines were rediscovered, mine tailings could be reworked, and ore was found everywhere...as Colquijirca were known from the 1600s, the district had not been developed because of the focus on |  | 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) | | inner walls of the chimneys and the outer colloform pyrite (Maslennikova and Maslenni 1 Corresponding ogy...in northern Sverdlovsk oblast in the Ivdel ore district of the Tagil–Sakmara metallogenic zone. It is...(1988) Minerals Hypogene Major Minor Accessory Pyrite, pyrrhotite, Marcasite, chalcopyrite, galena, sphalerite...d zinc, copper–zinc (predominant), copper, and pyrite ores. The stringer–disseminated ore envelops the...Nesterov, 1970). Despite the pre dominance of pyrite, chalcopyrite, sphalerite, and pyrrhotite, the |  | 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) | | Yogyakarta 55281, Indonesia Fortescue Metals Group Ltd., East Perth, WA 6004, Australia PT Kapuas Prima Coal,...or inclusions within sulfides, such as galena or pyrite. Tetrahedrite typically has an anhedral shape with...The initial mineralization of Feminerals, such as pyrite, magnetite, and rograde stage. The initial mineralization...mineralization of Fe- minerals, such as pyrite, magnetite, and chalcopyrite occurred in the prograde stage...massive massive magnetite–epidote disseminated pyrite-pyrrhotite in altered wall rock; (c) disseminated |  | Paar, W. H., Putz, H., Topa, D., Roberts, A. C., Stanley, C. J., Culetto, F. J. (2006) Jonassonite, Au(Bi,Pb)5S4, a new mineral species from Nagyborzsony, Hungary. The Canadian Mineralogist, 44 (5) 1127-1136 doi:10.2113/gscanmin.44.5.1127 | Journal (article/letter/editorial) | | jonassonite is associated consists of arsenopyrite, pyrite, marcasite, pyrrhotite, sphalerite, chalcopyrite...associés à la jonassonite comprend arsénopyrite, pyrite, marcasite, pyrrhotite, sphalérite, chalcopyrite...natural Au–Bi sulfide mineral, from the Tsugahira mine, southwestern Japan, was by Hamasaki et al. (1986)...occurrence of a Au–Bi sulfide from the Viceroy mine at Zimbabwe, closely corresponding to Pb-free jonassonite...specimens were collected from dumps of the abandoned mine. The only piece that contains jonassonite was split |  | 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) | | and gold indicates conditions to overlap with the pyrite–hematite buffer at 258 °C if neutral fluids are...orogenic gold systems (Viceroy Mine, Harare–Bindura–Shamva greenstone belt, Zimbabwe; Oberthür and Weiser...protracted geological events, as recently shown for pyrite ores in deposits from the North China Craton (Cook...will scavenge gold during the interaction between pyrite and fluids. Although Bi or Te, alone, are efficient...LMCE association. Gold enrichment in the As-free pyrite from these deposits can be as high as several thousand |  | 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) | | shearing. An initial introduction of iron sulfides (pyrite, arsenopyrite, and pyrrhotite) was followed by...unaltered Vertiskos mica gneiss; (b) Boudinaged massive pyrite-arsenopyrite ore within mylonitized Vertiskos gneiss;...(Ms) and is coeval to mineralization including pyrite (Py) and chalcopyrite (Cp); (e) Chalcopyrite (Cp)...(SEM-BSE image); (f) Siderite (Sd) associated with pyrite (Py), arsenopyrite (Apy) and chalcopyrite (Cp)...features a polymetallic assemblage that includes pyrite, pyrrhotite, arsenopyrite, sphalerite, and magnetite |  | | Book | | Effect on Balance of Payments of Spending by a Sample Mine 281 Operations of a Mixed Company 303 Xl PART...Andean structure northward and then swing suddenly east, cutting through the mountains in a series of rapids--the...denoting a submarine table-top mountain. THE LAND 7 east Peru 0 which drains directly northeast into the...formed ot Tertiary volcanic rocks, while on the east, the Cordilleras Central and Oriental, where they...over 4,000 meters and much lower passes--the road east from Olmos crosses at 2,300 meters. The fertile |  | Wang, Changhong, Huang, Yongjian, Ma, Yu, Zhang, Zhifeng (2019) Geochemistry, mineralogy and mineral chemistry of the Welatam Cu-Mo-Bi-Au prospect, Northeast Myanmar. Ore Geology Reviews, 111. 102973 doi:10.1016/j.oregeorev.2019.102973 | Journal (article/letter/editorial) | | the Tengchong-Lianghe (Tengliang) metallogenic district. Two mineralization types, identified in this...mainly iron sulfides (e.g. pyrrhotite, chalcopyrite, pyrite, arsenopyrite). Whereas the activity of stage III...occurrences and gold enrichment. In the Welatam district, Bi-Aubearing minerals are usually found in the...2015); b. Regional geological map of the Tengliang district that shows the distribution of the granitoids...by the melts. The Tengchong-Lianghe (Tengliang) district in northeast Myanmar and southwest Yunnan is a |  | | Journal (issue) | | by W. Hunt Famous mineral localities: the Hilltop mine ..........................................121 by...by D. K. Miller and W. E. Wilson The Silver Bill mine, Gleeson, Arizona ................................Christopher S. Panczner University of Chicago 1442 East 59th Street Chicago, Illinois 60637 Illustrations...of an Indian miner was found preserved in a salt mine, where he had been killed in a cave-in (see Thompson...remarkable story to Don Antonio de Mendoza, the Viceroy of New Spain (Mexico). Tejoc described seven fantastically |  | | Book | | Portuguese named that section of the coast Mina or 'Mine'. A mine it was - of profit - although the foreign traders...Coast was Sao Jorge da Mina, founded in 1482, 80 km east of Cape Three Points.4 The gold exchanged on the...the coast came from goldfields in the north east of the present-day Ivory Coast and the north west of Ghana...South Ame rica - southern Quito (present Ecuador), east central Peru, south central Chile and above all...far larger ore body of Potosf, 32 km to the north-east. The main silver regions defined by 1600, and still |  | Ciobanu, Cristiana L., Cook, Nigel J., Pring, Allan, Brugger, Joël, Danyushevsky, Leonid V., Shimizu, Masaaki (2009) ‘Invisible gold’ in bismuth chalcogenides. Geochimica et Cosmochimica Acta, 73 (7) 1970-1999 doi:10.1016/j.gca.2009.01.006 | Journal (article/letter/editorial) | | gold in pyrite (Cook and Chryssoulis, 1990) demonstrated that the concentration of Au in pyrite varies...As content. This correlation, proven valid for pyrite in sulfide-rich Au Invisible Au in Bi-chalcogenides...the underlying mechanisms of Au incorporation in pyrite, as well as its dual nature (Auss and AuNs) as...significant for sulfide-poor Au systems as the role of As-pyrite in sulfide-rich deposits such as those of Carlin...during exploitation. Although less common than pyrite, Bi-chalcogenides play a key role in assisting |  | | Journal (article/letter/editorial) | | and Sn-W zones) vein-like deposits (e.g., Ikuno mine, Hyogo Prefecture, Japan; Shimizu and Kato, 1996;...hydrothermal As-Bi veinlike deposits (e.g., Nakdong mine, South Korea; Shin et al., 2004). Recent studies...association of matildite with monoclinic pyrrhotite and pyrite, the equilibrium temperature can be constrained...corresponds to AgBiS2. The monoclinic pyrrhotite-pyrite equilibrium is also shown. The Fe0.875S-FeS2, Ag-Ag2S...series in the Cremenea vein, Suior, Baia Mare district, Romania: Neues Jahrbuch für Mineralogie Abhandlungen |  | Meng, Lin, Huang, Fei, Gao, Wenyuan, Gao, Rongzhen, Zhao, Fude, Zhou, Yiran, Li, Yongli (2022) Multi-Step Gold Refinement and Collection Using Bi-Minerals in the Laozuoshan Gold Deposit, NE China. Minerals, 12 (9) 1137 doi:10.3390/min12091137 | Journal (article/letter/editorial) | | mineralization was found to have occurred in the East and Central ore belts of the Laozuoshan gold deposit...the West ore belt, with minor occurrences in the East and Central ore belts [23,25]. C-O-S-Pb isotope...MashanComplex Complexis is exposed northeastern part the mine and is dominated by biotite plagioclase granulite...granulite, biotite plagioclase gneiss, marof the mine and is dominated by biotite plagioclase granulite, biotite...carbonaceous shale exposed in the western area of the ore district (Figure 2a).2a). The The late and carbonaceous |  | Zheng, Bo, Zhu, Yongfeng, An, Fang, Huang, Qiu-yue, Qiu, Tian (2015) As–Sb–Bi–Au mineralization in the Baogutu gold deposit, Xinjiang, NW China. Ore Geology Reviews, 69. 17-32 doi:10.1016/j.oregeorev.2015.01.019 | Journal (article/letter/editorial) | | sulfide minerals in gold lodes commonly include pyrite, arsenopyrite, marcasite, and stibnite. However...al., 1996; Neiva et al., 2008), and with As-rich pyrite or arsenopyrite rather than native arsenic in As-rich...the Baogutu gold–copper district The Baogutu gold–copper mineralization district, where the Baogutu gold...al., 2013). (C) Geological map of the Baogutu district (modified from Bureau of Geology and Mineral Resources...Carboniferous volcanic-sedimentary rocks in the Baogutu district were subdivided into the Tailegula, Baogutu, and |  | Zhou, Haoyang, Sun, Xiaoming, Cook, Nigel J., Lin, Hai, Fu, Yu, Zhong, Richen, Brugger, Joël (2017) NANO- TO MICRON-SCALE PARTICULATE GOLD HOSTED BY MAGNETITE: A PRODUCT OF GOLD SCAVENGING BY BISMUTH MELTS. Economic Geology, 112 (4) 993-1010 doi:10.2113/econgeo.112.4.993 | Journal (article/letter/editorial) | | invisible gold hosted by sulfide minerals such as pyrite and arsenopyrite (Schwartz, 1944; Cook and Chryssoulis...30, 2016 994 SCIENTIFIC COMMUNICATIONS to the east of the Jinshajiang-Red River fault zone (Fig. 1)...Fig. 2. A: Simplified geologic map of the Beiya mine area, showing intrusions, host rocks, and mineralization...characterized by massive magnetite ores with disseminated pyrite and chalcopyrite (Fig. A1B-D). Due to later weathering...also the largest individual orebody in the Beiya mine area and contains 87.2 Mt at 2.35 g/t Au, 90.27 |  | | Report (issue) | | HOUSER With a paper on the GREATERVILLE PLACER DISTRICT By LESLIE Cox ARIZONA GEOLOGICAL SOCIETY FALL...HOUSER With a paper on the GREATERVILLE PLACER DISTRICT By LESLIE Cox ARIZONA GEOLOGICAL SOCIETY FALL...Cemetery ................... 12 Mowry Town Site and Mine ........................ 14 Mowry Sme ter l Site...l of the go dl p acers l in the Greatervi ll e district, Ari o zna ; by Les ie l J.Cox . . . . . . . ...reconnaissance investigations in the Courtland-Gleeson district, Lipman and Hon found exposures showing that Paleozoic |
|
