 | | Journal (article/letter/editorial) | | Pyrrhotite-Rich Massive Sulfide Deposits, Escanaba Trough, Southern Gorda Ridge TUOMO O. TĆRMĆNEN* Institute of...sediment-covered floor of the Escanaba trough, the slow-spreading, southernmost segment of Gorda Ridge. These concentrations...bismuth, Bi tellurides, Bi-Te sulfides, and bismuthinite), and galena. Larger (>2 Āµm) secondary gold...chimneys. The low solubility of Au as a bisulfide complex and the absence of fluid mixing during this stage...that gold was effectively scavenged from the Escanaba trough vent fluids by coexisting droplets of liquid |  | Crowe, Douglas E., Nelson, Steven W., Brown, Philip E., Shanks, Wayne C., Valley, John W. (1992) Geology and geochemistry of volcanogenic massive sulfide deposits and related igneous rocks, Prince William Sound, south-central Alaska. Economic Geology, 87 (7) 1722-1746 doi:10.2113/gsecongeo.87.7.1722 | Journal (article/letter/editorial) | | PrinceWilliam Soundregionis locatedapproximately 100 km east-southeast of Anchorage,Alaska,andcontains the geologically...the volcanic- and sediment-hosted massive sulfide de- positslocatedin PrinceWilliam Soundformed.A comparison...rocks data on over 600 of the Prince William Sound de- frombothgroups rangefromlaumontiteto amphibopos...alsooccursaslate-stageveinsandasa thick cap tetrahedrite,and bismuthinite(?) in the sediment- overlyingmassive ore at...hyaloclastite Cove, Midas)to 90 m (Beatson).Severalof the de- rately describedas stratiform.The massivesulfide |  | | Journal (article/letter/editorial) | | āprotojoseiteā (Bi3TeS), an unnamed mineral (Bi6Te2S), bismuthinite (Bi2S3), native Bi, native gold, maldonite (Au2Bi)...Archaean, Viceroy and Mazowe Mines, Zimbabwe, Passagem de Mariana Mine, Brazil. Introduction FOR a long time...bismuth-tellurides-sulphide association. The work reports on the complex ore mineralogy, mineral chemistry, and the siting...Passagem de Mariana Mine in Brazil. Regional and mine geology Viceroy Mine is situated ~30 km east of Harare...which trends N S and dips vertically or steeply east, and the Diagonal Reef which has a NNE trend and |  | Melekestseva, Irina, Kotlyarov, Vasiliy, Tretāyakov, Gennadiy, Shilovskikh, Vladimir, Khvorov, Pavel, Belogub, Elena, Beltenev, Victor, Filippova, Kseniya, Sadykov, Sergey (2022) The Heavy-Metal Fingerprint of the Irinovskoe Hydrothermal Sulfide Field, 13Ā°20ā² N, Mid-Atlantic Ridge. Minerals, 12 (12) 1626 doi:10.3390/min12121626 | Journal (article/letter/editorial) | | Hydrothermal Sulfide Field, 13ā¦ 200 N, Mid-Atlantic Ridge Irina Melekestseva 1, *, Vasiliy Kotlyarov 1 , Gennadiy...hydrothermal sulfide field, 13ā¦ 200 N, Mid-Atlantic Ridge. Sulfide samples were studied using optical microscopy...sulfide fields. Field, 13ā¦ 200 N, Mid-Atlantic Ridge. Minerals 2022, 12, 1626. https:// doi.org/10.3390/min12121626...chimneys; hydrothermal sulfide fields; Mid-Atlantic Ridge Academic Editor: Pierfranco Lattanzi Received:...Mid-Atlantic Ridge (MAR), seafloor HSFs occur within mafic- or ultramaficrelated ridge segments and their |  | Berkenbosch, H. A., de Ronde, C. E. J., Gemmell, J. B., McNeill, A. W., Goemann, K. (2012) Mineralogy and Formation of Black Smoker Chimneys from Brothers Submarine Volcano, Kermadec Arc. Economic Geology, 107 (8) 1613-1633 doi:10.2113/econgeo.107.8.1613 | Journal (article/letter/editorial) | | Volcano, Kermadec Arc H. A. BERKENBOSCH,ā ,1 C.E.J. DE RONDE,2 J. B. GEMMELL,1 A. W. MCNEILL,1 AND K. GOEMANN3...settings (e.g., Von Damm, 1990; Rona and Scott, 1993; de Ronde et al., 2003; Hannington et al., 2005). This...hydrothermal fluids at intraoceanic arc volcanoes (de Ronde et al., 2011; Huston et al., 2011). Brothers...0361-0128/12/4075/1613-21 Kermadec arc (Fig. 1; de Ronde et al., 2003, 2011). It is primarily dacitic...the SE caldera site is a largely dead vent field (de Ronde et al., 2011; Baker et al., 2012; Caratori |  | Melekestseva, Irina Yu., Maslennikov, Valery V., Tretāyakov, Gennady A., Nimis, Paolo, Beltenev, Victor E., Rozhdestvenskaya, Irina I., Maslennikova, Svetlana P., Belogub, Elena V., Danyushevsky, Leonid, Large, Ross, Yuminov, Anatoly M., Sadykov, Sergey A. (2017) Gold- and Silver-Rich Massive Sulfides from the Semenov-2 Hydrothermal Field, 13Ā°31.13ā²N, Mid-Atlantic Ridge: A Case of Magmatic Contribution?. Economic Geology, 112 (4) 741-773 doi:10.2113/econgeo.112.4.741 | Journal (article/letter/editorial) | | Semenov-2 Hydrothermal Field, 13Ā°31.13'N, Mid-Atlantic Ridge: A Case of Magmatic Contribution?* Irina Yu. Melekestseva...Semenov-2 hydrothermal field on the Mid-Atlantic Ridge is host to a rather unique Cu-Znā rich massive sulfide...studied are similar to those of the Mid-Atlantic Ridge ultramafic-hosted Cu-Znārich massive sulfides, such...back-arc structures (e.g., JADE field, Okinawa Trough, up to 24 ppm Au and 1.1 wt % Ag; Halbach et al...volcano, Kermadec volcanic arc, up to 91 ppm Au; de Ronde et al., 2011; Vai Lili field, Lau back-arc |  | Moreno, C., SĆ”ez, R., GonzĆ”lez, F., AlmodĆ³var, G., Toscano, M., Playford, G., Alansari, A., Rziki, S., Bajddi, A. (2008) Age and depositional environment of the Draa Sfar massive sulfide deposit, Morocco. Mineralium Deposita, 43 (8) 891-911 doi:10.1007/s00126-008-0199-x | Journal (article/letter/editorial) | | rocks are also present in the footwall to the southern orebody. Shales, rhyolitic volcanic rocks, and...AlmodĆ³var : M. Toscano Departamento de GeologĆa, Universidad de Huelva, Huelva, Spain e-mail: carmor@uhu...Queensland, Brisbane, Australia A. Alansari DĆ©partement de GĆ©ologie, UniversitĆ© Cadi Ayyad, Marrakech, Morocco...is located 16 km north of Marrakech, near the southern boundary of the Jebilet Massif, in western Morocco...north of Marrakech (Fig. 1b). Its northern and southern boundaries are faulted and mostly covered by Plioceneā |  | | Book | | the Japanese Islands as well as other western Pacific regions. vi Preface In Chapter 2, a geochemical...deposits) are compared with those of midoceanic ridge deposits and Kuroko deposits. In Chapter 3, hydrothermal...estimated. These fluxes are compared with midoceanic ridge hydrothermal fluxes. Particularly, hydrothermal...relationships in Kuroko and vein-type deposits in southern Hokkaido, Japan ....................... 1S.4............................... 2.3. I .1. Okinawa Trough ......................... ............. 2.3. I |  | | Journal (article/letter/editorial) | | occurrences have been studied in the Prades Mountains, southern part of the Coastal Catalonian Ranges. Most of...isotopic analyses were made on three outcrops (Roca de Ponent, Coma Fosca and Sant Miquel) and in the Silurian...of d34S values (ā11.3 to ā4.6&), whereas the Roca de Ponent and Sant Bernat series have a wider range...from the top of the Sant Bernat series). In the Roca de Ponent outcrop the d34S values decrease with increasing...Melgarejo Departament de CristalĆlograļ¬a, Mineralogia i DipoĢsits Minerals, Universitat de Barcelona, MartıĢ |  | Zhang, Yaoyao, Chu, Fengyou, Li, Zhenggang, Dong, Yanhui, Wang, Hao, Li, Xiaohu, Long, Jiangping (2020) Gold enrichment in hydrothermal sulfides from the Okinawa Trough: An in situ LA-ICP-MS study. Ore Geology Reviews, 116. 103255 doi:10.1016/j.oregeorev.2019.103255 | Journal (article/letter/editorial) | | enrichment in hydrothermal sulfides from the Okinawa Trough: An in situ LA-ICP-MS study Yaoyao Zhang, Fengyou...enrichment in hydrothermal sulfides from the Okinawa Trough: An in situ LA-ICP-MS study, Ore Geology Reviews...enrichment in hydrothermal sulfides from the Okinawa Trough: An in situ LA-ICP-MS study Yaoyao Zhanga, Fengyou...physicochemical controls on gold enrichment in the Okinawa Trough, an immature back-arc basin. We conducted a systematic...in hydrothermal sulfide deposits in the Okinawa Trough, along with the more common Zn- and Cu-rich hydrothermal |  | Petersen, S., Monecke, T., Westhues, A., Hannington, M. D., Gemmell, J. B., Sharpe, R., Peters, M., Strauss, H., Lackschewitz, K., Augustin, N., Gibson, H., Kleeberg, R. (2014) Drilling Shallow-Water Massive Sulfides at the Palinuro Volcanic Complex, Aeolian Island Arc, Italy. Economic Geology, 109 (8) 2129-2158 doi:10.2113/econgeo.109.8.2129 | Journal (article/letter/editorial) | | Shallow-Water Massive Sulfides at the Palinuro Volcanic Complex, Aeolian Island Arc, Italy Sven Petersen,1,ā Thomas...80401 3 Department 4 CODES, Helmholtz Centre for Ocean Research Kiel, Wischhofstrasse 1-3, 24148 Kiel,...drilled in shallow waters at the Palinuro volcanic complex, the northernmost Aeolian arc volcano in the Tyrrhenian...2014) and Tonga-Kermadec arcs (Stoffers et al., 2006; de Ronde et al., 2003, 2011, 2014; Leybourne et al....aspects from those located along the worldās mid-ocean ridges and mature back-arc spreading centers. Most |  | | Book | | proceedings of the Gold '86 meeting in Toronto, the Pacific Rim Congress '87 in Gold Coast, Australia, and...Browne, A.H.C. Carter, H. Colley, D.S. Cronan, M.J. de Wit, P.I. Eimon, W.R. Fitches, A.O. Fuller, A.P....epithermal deposits in the Western Great Basin and Pacific Northwestern United States. Administratively, he...and exploration in Europe, Africa, and the Middle East. Professor D.1. Groves Key Centre for Teaching...exploration for hydrothermal vents in the Indian Ocean and studies of the geology and mineralogy of sulphide |  | | Journal (article/letter/editorial) | | paragenesis includes cobaltite ( arsenopyrite), bismuthinite, pyrrhotite and/or pyrite, chalcopyrite, carbonates...magnetite. The apparent restriction of cobaltite (+ bismuthinite arsenopyrite) to the margins of the main magnetite...et al., 1979; Venturelli et al., 1984; van Marcke de Lummen and Vander Auwera, 1990; Bigioggero et al...Dubru et al., 1988; Vander Auwera, 1990; van Marcke de Lummen and Vander Auwera, 1990) (Fig. 1c). The contact...UHP relics of the Liguria-Piedmont ocean (Zermatt-Saas unit), the ocean continent transition (Combin unit) |  | Maslennikov, V.V., Maslennikova, S.P., Large, R.R., Danyushevsky, L.V., Herrington, R.J., Ayupova, N.R., Zaykov, V.V., Lein, A.Yu., Tseluyko, A.S., Melekestseva, I.Yu., Tessalina, S.G. (2017) Chimneys in Paleozoic massive sulfide mounds of the Urals VMS deposits: Mineral and trace element comparison with modern black, grey, white and clear smokers. Ore Geology Reviews, 85. 64-106 doi:10.1016/j.oregeorev.2016.09.012 | Journal (article/letter/editorial) | | Nakhimosvsky av., 36, Moscow f TE 117997 Russia John de Laeter Centre, Department of Imaging and Applied...associated with serpentinites of the Mid-Atlantic Ridge. The chimneys from the Buribay deposit are similar...to the black and clear smokers from the Okinawa Trough. Mineral assemblages are controlled by the combination...deposits. Original LA-ICP-MS data on smokers from the Pacific and Atlantic oceans are used for comparison with...daciteārhiolite unit close to basalt basement of the East Magnitogorsk island arc, whereas Uzelga-1, Talgan |  | Ciobanu, Cristiana L., Birch, William D., Cook, Nigel J., Pring, Allan, Grundler, Pascal V. (2010) Petrogenetic significance of AuāBiāTeāS 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) | | AuāBiāTe and hint at crystallisation from melts. The complex associations include symplectites of gold and bismuth...decomposition of maldonite (gold + bismuth); and (3) bismuthinite + gold from decomposition of maldonite or jonassonite...Thermodynamic modelling of maldonite replacement by bismuthinite and gold indicates conditions to overlap with...assemblages and textures are the product of a complex sequence of overprinting, there is no need to invoke...volcanic massive sulphide systems (Escanaba Trough, S Gorda Ridge; TƶrmƤnen and Koski, 2005), skarn deposits |  | Voudouris, P., Melfos, V., Spry, P. G., Bonsall, T. A., Tarkian, M., Solomos, Ch. (2008) Carbonate-replacement PbāZnāAgāĀ±āAu mineralization in the Kamariza area, Lavrion, Greece: Mineralogy and thermochemical conditions of formation. Mineralogy and Petrology, 94 (1) 85-106 doi:10.1007/s00710-008-0007-4 | Journal (article/letter/editorial) | | stephanite, pyrargyrite, semseyite, enargite, bismuthinite, lillianite homologues, Cu-matildite, aikinite...and Ag is common. The assemblages gersdorffite-bismuthinite-native gold and native gold-native bismuth are...is part of the AtticCycladic metamorphic core complex, which contains baseand precious-metal skarn, intrusion-related...to 8.3 Ma for the emplacement of the magmatic complex. Fission-track studies of apatite from the pluton...exhumed Attic-Cycladic Crystalline metamorphic core complex. Local geology In the Kamariza area (Fig. 1), |  | Ciobanu, Cristiana L., Cook, Nigel J., Pring, Allan, Brugger, JoĆ«l, Danyushevsky, Leonid V., Shimizu, Masaaki (2009) āInvisible goldā in bismuth chalcogenides. Geochimica et Cosmochimica Acta, 73 (7) 1970-1999 doi:10.1016/j.gca.2009.01.006 | Journal (article/letter/editorial) | | sulfosalts (cosalite, lillianite, hodrushite, bismuthinite, and aikinite), and accompanying altaite. Gold...respectively. Bismuthinite derivatives have lower Au concentrations: <2 ppm in bismuthinite and up to 542...volcanogenic massive sulļ¬de (VMS) systems, Escanaba Trough, Southern Gorda Ridge (ToĢrmaĢnen and Koski, 2005), as...Au content in these minerals, which all display complex crystal-structural modularity. The genetic connotations...Bichalcogenides. Structural modularity (e.g., Lima de Faria et al., 1990; Makovicky, 1997, 2006) is a formalism |  | Zhou, Haoyang, Sun, Xiaoming, Wu, Zhongwei, Yang, Tianjian, Li, Dongsheng, Ren, Yingzhi, Liu, Qiaofen, Zhu, Kunjie, Yu, Haijun (2018) Mineralogy of Bi-sulfosalts and tellurides from the Yaoan gold deposit, southwest China: Metallogenic implications. Ore Geology Reviews, 98. 126-140 doi:10.1016/j.oregeorev.2018.05.004 | Journal (article/letter/editorial) | | cuprobismutite in submicron-scale), bismuthinite derivatives (e.g., bismuthinite, paarite, krupkaite, lindstrƶmite...there (Hou et al, 2006; Liang et al., 2006). The southern segment of the belt is represented by the alkaline...dominated by cuprobismutite homologues, padÄraite, bismuthinite derivatives and emplectite, which occur as large...Poland (Pieczka and GoÅÄbiowska, 2012) and at the Ocna de Fier skarn Fe-Cu deposit, southwest Romania (Ciobanu...associated with cuprobismutite homologues and bismuthinite derivatives (Fig. 5e, h). The EPMA data (Table |  | Zheng, Bo, Zhu, Yongfeng, An, Fang, Huang, Qiu-yue, Qiu, Tian (2015) AsāSbāBiāAu 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) | | chalcopyrite, and trace pyrrhotite, sphalerite, bismuthinite, native bismuth and native gold, with minor...L1 lode of No. 11 orebody Native bismuth and bismuthinite are common in the L1 lode of the No. 11 orebody... The latter group was generally replaced by bismuthinite (Fig. 8F; Fig. 9AāE) whereas those enclosed...in sulļ¬des (ļ¬rst group) are unmodiļ¬ed. Most bismuthinite crystals are in immediate contact with native...gold were precipitated simultaneously, whereas bismuthinite was considered to be precipitated later in the |  | Liu, Junchen, Wang, Yitian, Huang, Shikang, Wei, Ran, Sun, Zhenghao, Hu, Qiaoqing, Hao, Jiaolong (2020) The gold occurrence in pyrite and TeāBi mineralogy of the Fancha gold deposit, Xiaoqinling gold field, southern margin of the North China Craton: Implication for ore genesis. Geological Journal, 55 (8). 5791-5811 doi:10.1002/gj.3637 | Journal (article/letter/editorial) | | the Fancha gold deposit, Xiaoqinling gold field, southern margin of the North China Craton: Implication...metamorphic rocks in the Xiaoqinling gold field, on the southern margin of the North China Craton. Pyrite, as the...tellurobismuthite, buckhornite, tetradymite, krupkaite, and bismuthinite, and native bismuth is also found. Bi (Te) melts... The Xiaoqinling gold field is located in the southern margin of the TeāBi association from the Fancha...2009). The Xiaoqinling region, located in the southern margin of the North The gold deposits in Xiaoqinling |  | Wu, Qiang, Zhao, Tai-Ping, Chen, Wei Terry, Gao, Xin-Yu, Meng, Lei, Qiu, Wenhong Johnson (2021) Origin of the Qiyugou gold deposit in the southern margin of the North China Craton: Insights from trace elements of pyrite and mineralogy of Bi-minerals. Ore Geology Reviews, 133. 104085pp. doi:10.1016/j.oregeorev.2021.104085 | Journal (article/letter/editorial) | | com/locate/oregeorev Origin of the Qiyugou gold deposit in the southern margin of the North China Craton: Insights from...pyrite Bismuth minerals Bi melts scavenging Au The southern margin of the North China craton The Qiyugou...boundaries of the Py1 and Py2, are intergrown with bismuthinite derivatives, Bi-Cu sulfosalts, emplectite, tetradymite...into a stable assemblage of native gold and bismuthinite. These bismuth minerals are associated with...outlines of China and (b) tectonic setting of the southern margin of the North China Craton, modified after |  | Zhou, Haoyang, Sun, Xiaoming, Cook, Nigel J., Lin, Hai, Fu, Yu, Zhong, Richen, Brugger, JoĆ«l (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) | | minerals (e.g., native bismuth, maldonite, and bismuthinite) occur within the same assemblage. Textural...because gold is commonly transported as a bisulfide complex in hydrothermal fluids and subsequently precipitated...30, 2016 994 SCIENTIFIC COMMUNICATIONS to the east of the Jinshajiang-Red River fault zone (Fig. 1)...Chalcopyrite Pyrrhotite Molybdenite Galena Sphalerite Bismuthinite Bi-sulfosalts/-chalcogenides Native bismuth...The phases identified include native bismuth, bismuthinite, and various Bi sulfosalts and chalcogenides |  | Tooth, Blake, Ciobanu, Cristiana L., Green, Leonard, OāNeill, Brian, Brugger, JoĆ«l (2011) Bi-melt formation and gold scavenging from hydrothermal fluids: An experimental study. Geochimica et Cosmochimica Acta, 75 (19) 5423-5443 doi:10.1016/j.gca.2011.07.020 | Journal (article/letter/editorial) | | the depositformation of highgrade ore bodies and complex geochemical and mineralogical assemblages. A relevant...sub-seaļ¬oor hydrothermal system in the Escabana Trough. Bismuth dissolved from underlying turbidites was...experiments where Au was introduced as a Au(III) complex, part of the Au was actually transported as colloidal...to local ļ¬uid dynamics). Other phases such as bismuthinite (conļ¬rmed by EDS) and BiO(AcO)(s) (assumed by...Bi(III) precipitates such as BiO(AcO)(s) and bismuthinite. Note that whereas graphite had an eļ¬ect on |  | | Journal (article/letter/editorial) | | Visible gold is associated with native bismuth, bismuthinite, maldonite, galena, and an unknown Bi-Te-S mineral...Devonian, syngenetic with other major intrusions in southern Victoria and northern Tasmania. It is a stock-like...1 Pb-rich bismuthinite Galena Gold Sample AC010āregion 1 Native Bi Unknown 1 Bismuthinite Maldonite...Maldonite Sample AC010āregion 2 Unknown 1 Bismuthinite b.d. = below detection limit 0361-0128/98/000/000-00 $6...COCKERTON AND TOMKINS Ratios of bismuth to bismuthinite were visually estimated using mineral percentage |  | 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) | | metallogenic district into two segments, namely, the Southern Tengliang and Northern Tengliang. Researches conducted...conducted in this district are all confined to the Southern Tengliang in southwest Yunnan, China; however...Baoshan-Sibumasu, and Tengchong-Western Burma blocks. From east to west, the boundaries of these terranes are Ailaoshan...bounded by the Nujiang suture (Gaoligong fault) to the east and the Indo-Burma suture to the west (Fig. 1a)...strike at 355ā005Ā° and dip at 77ā90Ā° towards the east (Fig. 1d). The structure in this area is dominated |
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