 | Polgári, M., Hein, J.R., Vigh, T., Szabó-Drubina, M., Fórizs, I., Bíró, L., Müller, A., Tóth, A.L. (2012) Microbial processes and the origin of the Úrkút manganese deposit, Hungary. Ore Geology Reviews, 47. 87-109 doi:10.1016/j.oregeorev.2011.10.001 | Journal (article/letter/editorial) | | Microbial processes and the origin of the Úrkút manganese deposit, Hungary M. Polgári a,⁎, J.R. Hein b, T. Vigh...Budaörsi út 45, Hungary USGS, 400 Natural Bridges Dr., Santa Cruz, CA 95060, USA c Mangán Ltd. Úrkút, Külterület...Külterület 1, H-8409, Hungary d Department of Mineralogy, Geochemistry and Petrology, University of Szeged...Szeged, H-6701 Szeged, P. O. Box 651, Hungary e Research Institute for Technical Physics And Materials Science...Sciences, 1121 Budapest, Konkoly Thege út 29-33, Hungary b a r t i c l e i n f o Article history: Received |  | Molnár, Zsombor, Polgári, Márta, Hein, James R., Józsa, Sándor, Fekete, József, Gyollai, Ildikó, Fintor, Krisztián, Bíró, Lóránt, Szabó, Máté, Rapi, Sándor, Forgó, Péter, Vigh, Tamás (2017) Fe-Mn oxide indications in the feeder and mound zone of the Jurassic Mn-carbonate ore deposit, Úrkút, Hungary. Ore Geology Reviews, 86. 839-855 doi:10.1016/j.oregeorev.2016.11.005 | Journal (article/letter/editorial) | | the Jurassic Mn-carbonate ore deposit, Úrkút, Hungary Zsombor Molnár, Márta Polgári, James R. Hein...the Jurassic Mn-carbonate ore deposit, Úrkút, Hungary, Ore Geology Reviews (2016), doi: 10.1016/j.oregeorev...zone of the Jurassic Mn-carbonate ore deposit, Úrkút, Hungary PT Zsombor Molnár1, Márta Polgári2,3*, James...Geochemistry, 1117 Budapest, Pázmány P. s. 1/c, Hungary, email: molnarzs1994@gmail.com 2 Research Center...Academy of Sciences, 1112 Budapest, Budaörsi út. 45, Hungary, e-mail: rodokrozit@gmail.com 3 Eszterházy Károly |  | | Journal (article/letter/editorial) | | environment 39 1. INTRODUCTION 40 The Urucum mining district occupies an area of approximately 800 km2 and...Urban et al. (1992) estimated that the Urucum district 47 contains more than 600 Mt of rock with high...environment, for the carbonate BIFs of the Santa Cruz Mine region 63 located on the southeastern part of...hematite (Fig 3B). Locally, at the Figueirinha 110 Mine, this conglomerate contains a carbonate boulder...cement ± Mn–Fe-rich carbonate (Table 1, Figueirinha Mine), and the Upper Mn-1 115 layer is a microgranular |  | | Journal (article/letter/editorial) | | surfaces, (2) coarse-grained and crystalline pyrolusite, and (3) fine-grained cement-like Mn oxide and...the formation of Mn and Fe ores in the Urucum District, Brazil via a supergene process. Corona-Esquivel...million metric tons and are produced from El Gedida mine as raw material for the Egyptian Steel Company (ESC)...be addressed in this section. The El Gedida iron mine area is an oval shaped depression up to 15 km 2...central area. High-Mn iron ores in the El Gedida mine occur as pockets of brownish gray friable materials |  | | Journal (article/letter/editorial) | | Research, ELKH, Budaörsi út 45, H-1112 Budapest, Hungary CSFK, MTA Centre of Excellence, Konkoly Thege Miklós...Miklós út 15-17, H-1121 Budapest, Hungary Department of Natural Geography and Geoinformatics, Eszterházy...Catholic University, Leányka utca 6-8, H-3300 Eger, Hungary Correspondence: rodokrozit@gmail.com Abstract:...ore formation of Jurassic Mn carbonate ore at Úrkút, Hungary, and it was only 10 years ago when the first...supplemented by case studies such as those of Úrkút in Hungary [1,2], Datangpo in China [5], and Urucum in |  | Rajabzadeh, Mohammad Ali, Haddad, Fatemeh, Polgári, Márta, Fintor, Krisztián, Walter, Heléna, Molnár, Zsombor, Gyollai, Ildikó (2017) Investigation on the role of microorganisms in manganese mineralization from Abadeh-Tashk area, Fars Province, southwestern Iran by using petrographic and geochemical data. Ore Geology Reviews, 80. 229-249 doi:10.1016/j.oregeorev.2016.06.035 | Journal (article/letter/editorial) | | Academy of Sciences, 1112 Budapest, Budaörsi út. 45, Hungary c Eszterházy Károly College, Department of Natural...and Geoinformatics, Leányka str. 6, 3300 Eger, Hungary d Szeged University, Department of Mineralogy,...and Petrology, Egyetem str. 2-6, 6702 Szeged, Hungary e Eötvös University, Department of Petrology and...Geochemistry, 1117 Budapest, Pázmány P. s. 1/c., Hungary b a r t i c l e i n f o Article history: Received...border. The Abadeh-Tashk area as a small mining district contains several chromium (hosted by dunite), |  | Zhang, Bang-Lu, Wang, Chang-Le, Robbins, Leslie J., Zhang, Lian-Chang, Konhauser, Kurt O., Dong, Zhi-Guo, Li, Wen-Jun, Peng, Zi-Dong, Zheng, Meng-Tian (2020) Petrography and Geochemistry of the Carboniferous Ortokarnash Manganese Deposit in the Western Kunlun Mountains, Xinjiang Province, China: Implications for the Depositional Environment and the Origin of Mineralization. Economic Geology, 115 (7). 1559-1588 doi:10.5382/econgeo.4729 | Journal (article/letter/editorial) | | quantities of alabandite (MnS) and pyrolusite (MnO2). The replacement of pyrolusite by rhodochrosite suggests...Carboniferous sedimentary rocks of the Malkansu district in Xinjiang province (Fig. 1B). The Mnmineralized...within ~60 km of the western part of the Malkansu district. Among these Mn ore deposits, the Ortokarnash...when compared to the other Mn deposits within the district. As such, the Ortokarnash deposit represents the...characteristics of the Mn ores in the Malkansu district (Gao et al., 2018), limited information is available |  | Zarasvandi, Alireza, Lentz, David, Rezaei, Mohsen, Pourkaseb, Houshang (2013) Genesis of the Nasirabad manganese occurrence, Fars province, Iran: Geochemical evidences. Geochemistry, 73 (4) 495-508 doi:10.1016/j.chemer.2013.02.003 | Journal (article/letter/editorial) | | that Mn-rich samples have a uniform mineralogy; pyrolusite occurs ubiquitously in the ore samples and is...pyrolusites crystals, (d) fine-grained pyrolusite in the quartz, (e) pyrolusite (Pi) veins and veinlets in the...the gangue quartz (Q), (f) Pyrolusite (Pi) surrounding quartz (Q) grain. element data are presented in...manganese ore formation in the Transdanubian Range, Hungary. Ore Geol. Rev. 47, 77–86. Hein, J.R., Koschinsky...ores of the GhoriajhorMonmunda area, Sundergarh District, Orissa, India: geochemical evidence for a mixed |  | | Book | | articles. Sándor Szakáll (1953, Berettyóújfalu, Hungary) Head of the Department of Mineralogy, Herman Ottó...Mineralogical Regions Czech Republic (Milan Novák) Hungary (Sándor Szakáll) Poland (Ewa Kos/.owska) Romania...Mineral Species Czech Republic (Milan Novák). Hungary (Sándor Szakáll), Poland (Ewa Kos/.owska). Romania...Museums of the Carpathians Czech Republic (Moravia) Hungary Poland Romania Slovakia Ukraine 397 397 399 409...countries, (i.e. the Czech Republic. Slovakia, Poland. Hungary, Ukraine, and Romania). From a mineralogical viewpoint |  | | Journal (article/letter/editorial) | | Kalahari deposits, Lantos et al. (2003) for the Úrkút deposit, and Walde and Hagemann (2007) on Urucum...Rhodochrosite Braunite Cryptomelane Manganite Pyrolusite Hausmannite Psilomelane Amorphous oxides Kutnahorite...Toarcian deposits are all small except for Urkút in Hungary (Polgári et al., 2003), which, as mentioned above...critiquing the manuscript. Any remaining errors are mine. Thanks to my students at Cincinnati and in South...tephroite-bearing rocks from the Hoskins manganese mine, New South Wales, Australia: Neues Jahrbuch für |  | Barghi, Behnaz, Calagari, Ali Asghar, Zarrinkoub, Mohammad Hossein, Simmonds, Vartan (2017) Geological and Geochemical Investigation of Three Ophiolite-Hosted Manganese Prospects, Southeast of Birjand, South Khorasan, East of Iran. Resource Geology, 67 (4) 414-425 doi:10.1111/rge.12139 | Journal (article/letter/editorial) | | radiolarian shale. The major manganese ore minerals are pyrolusite, braunite, bixbyite, ramsdellite, and romanechite...1), the manganese ores consist principally of pyrolusite, braunite, and bixbyite, accompanied by lesser...anhedral and bladed aggregates (Fig. 3e), while pyrolusite and braunite are massive. Bixbyite occurs as...Romanechite shows colloidal texture (Fig. 3g). Pyrolusite is brecciated in some samples due to post- deformational...veins (XPL). (e) Hematite and pyrolusite in light-red chert. (f) Pyrolusite, bixbyite, and braunite showing |  | Zarasvandi, Alireza, Rezaei, Mohsen, Sadeghi, Martiya, Pourkaseb, Houshang, Sepahvand, Masoume (2016) Rare-earth element distribution and genesis of manganese ores associated with Tethyan ophiolites, Iran: A review. Mineralogical Magazine, 80 (1) 127-142 doi:10.1180/minmag.2016.080.054 | Journal (article/letter/editorial) | | simple mineral paragenesis consisting mainly of pyrolusite and braunite (Rajabzadeh and Zamansani, 2013;...Fe ores and the most abundant ore mineral is pyrolusite, occuring as nodules, syngenetic (laminated crusts)...characterized by both finegrained and extended euhedral pyrolusite ore minerals. This feature may indicate the alternative...events have resulted in accumulation of braunite, pyrolusite and bixbyite in fold hinges (Rajabzadeh and Zamansani... Quartz and pyrolusite Quartz and pyrolusite Pyrolusite and braunite Quartz, pyrolusite and braunite |  | | Journal (article/letter/editorial) | | Fe-Mn ore from the Grammatiko mine are hematite, goethite, and pyrolusite. Veins of calcite cross-cutting...72.7 67.3 Mil3 Hollandite Mil4 Barite Mil5 Pyrolusite n.d 12.1 n.d 58.4 14.1 n.d n.d 4.5 n.d n.d n...red-brown to yellow-brown color in an abandoned mine located at northern Hymittos Mountain (central Attica)...replacement style mineralization in Kamariza, Lavrion mine. Specifically, the isotopically light (−11.2 to...Grammatiko mine showsurface. (c–g) Representative back scattered (BSE) images from the Grammatiko mine showing |  | Maghfouri, Sajjad, Rastad, Ebrahim, Mousivand, Fardin, Choulet, Flavien, Ye, Lin (2017) Geological and geochemical constraints on the Cheshmeh-Frezi volcanogenic stratiform manganese deposit, southwest Sabzevar basin, Iran. Ore Geology Reviews, 89. 96-113 doi:10.1016/j.oregeorev.2017.06.015 | Journal (article/letter/editorial) | | blanket-like and tabular orebodies. Psilomelane, pyrolusite and braunite are the main minerals of the ore...blanket-like and tabular orebodies. Psilomelane, pyrolusite and braunite are the main minerals of the ore...m, and is exposed mainly in the Cheshmeh-Frezi district (Fig. 4B). The stratigraphic succession is composed...of these Mn-bearing layers in the Cheshmeh-Frezi mine range between 6 and 20 meters; they are separated...minerals within the LRT and URT are psilomelane, pyrolusite and braunite (Figs. 6 and 7). The gangue minerals |  | Santos, Felipe Holanda dos, Amaral, Wagner da Silva, Konhauser, Kurt, Martins, Douglas Teixeira, Castro, Marco Paulo de, Queiroga, Glaucia Nascimento, Chi Fru, Ernest, Andersen, Morten B. (2021) Unraveling sedimentary precursors and metal enrichment of high-grade metamorphosed manganese-rich rocks from the Borborema Province, northeastern Brazil. Ore Geology Reviews, 137. 104283pp. doi:10.1016/j.oregeorev.2021.104283 | Journal (article/letter/editorial) | | The oxidized manganese ore consists mainly of pyrolusite, manganese-oxyhydroxide and spessartine. The...ganese oxides cryptomelane (K[Mn4+, Mn2+]8O16) and pyrolusite (Mn4+O2) (Dasgupta, 1997; Johnson et al., 2016)...operational mining activities in the Lagoa do Riacho mine are relatively recent and date from 2011. Its activities...layers is recorded by massive crystallization with pyrolusite, manganite (Mn3+O[OH]), cryptomelane, and todorokite...The manganese-rich rocks from the Lagoa do Riacho mine show three distinct lithological groups, all containing |  | | Journal (article/letter/editorial) | | in Nikopol manganese deposits are: manganite, pyrolusite, todorokite, cryptomelane, birnessite, rancieite...Mangyshlak, Binkilic, Laba, small deposits of Hungary and Slovakia formed in regional palaeogeographic...Turkey (Binkilıç); North Caucasus (Laba deposits), Hungary and Slovakia) (Fig. 1). Manganese deposits formed...carbonate-hosted deposits (Drama, Greece and Úrkút, Hungary) (Nimfopoulos and Pattrlck, 1991; Polgari,...in Nikopol manganese deposits are: manganite, pyrolusite, todorokite, cryptomelane, birnessi-birnessite |  | Ahmadi, J., Mirnejad, H., Modabberi, S., Niroomand, S. (2019) Geochemical Evidence for the Depositional Environment of the Esfandaghe Manganese Deposit, Kerman Province, Iran. Geochemistry International, 57 (3) 266-281 doi:10.1134/s0016702919030030 | Journal (article/letter/editorial) | | dominantly consists of braunite, bixbite, hausmannite, pyrolusite, hematite and small amounts of goetite, caryopilite...in samples (Figs. 2f, 2i, 2l). Hausmannite and pyrolusite appear as anhedral to subhedral grains (Figs...supergene alteration formed minerals such as pyrolusite, macfallite, caryo2019 268 AHMADI et al. ...radiolarian shells in a Fe–Mn–Si matrix; (f) Subhedral pyrolusite (Py) crystals within quartz (Qz), goethite (Gt)...in supergene alteration stage; (k) Secondary pyrolusite derived from braunite in supergene alteration |  | | Journal (article/letter/editorial) | | manganese minerals in the oxide ore are manganite, pyrolusite, braunite, and psilomelane, and less commonly...manganese deposit are composed of psilomelane, pyrolusite, and manganite and display a dark color in the...ores represented by vernadite, rancieite, and pyrolusite-psilomelane are produced by alteration of sedimentary...impregnated by manganese hydroxides, psilomelane, and pyrolusite mobilized and deposited during the weathering...Upper Permian limestone: the Kanigorgeh mining district, NW Iran. Turk J Earth Sci 24:365–382. Abedini |  | Carrillo-Rosúa, Javier, Morales-Ruano, Salvador, Roberts, Stephen, Morata, Diego, Belmar, Mauricio (2021) Application of the Mineralogy and Mineral Chemistry of Carbonates as a Genetic Tool in the Hydrothermal Environment. Minerals, 11 (8) 822 doi:10.3390/min11080822 | Journal (article/letter/editorial) | | (fahlore, stromeyerite) Braunite, piemontite (pyrolusite) Ag, Ag sulfide, fahlore, bornite, chalcocite...isotope evidence for the origin of the Úrkút manganese ore deposit, Hungary. J. Sediment. Res. 1991, 61, 384–393...carbonates in the zinc-lead deposits of the San Vicente district, central Peru: A quantitative modeling on mixing...Sterling Hill, a Checklist; John Wiley & Sons: New York, NY, USA, 1972; 94p. Jebrak, M. Le district filonien...Distribution of Mn in carbonates from the Upony Mts., NE-Hungary. Geol. Carpathica 1996, 47, 215–225. Akçay, M.; |  | Kilias, Stephanos P., Ivarsson, Magnus, Chi Fru, Ernest Chi, Rattray, Jayne E., Gustafsson, Håkan, Naden, Jonathan, Detsi, Kleopatra (2020) Precipitation of Mn Oxides in Quaternary Microbially Induced Sedimentary Structures (MISS), Cape Vani Paleo-Hydrothermal Vent Field, Milos, Greece. Minerals, 10 (6) 536 doi:10.3390/min10060536 | Journal (article/letter/editorial) | | Sedimentary Structures” (MISS) of the Cape Vani Mine The geology and paleo-hydrothermal setting of the...mineralization [46,58–60]. Cape Vani operated as a Mn mine from 1886 to 1909 and from 1916 to 1928 producing...Manganese minerals include vernadite (δ-MnO2 ), pyrolusite, ramsdellite, cryptomelane, hollandite, coronadite...outcrops (Figure 1b) inside the abandoned Cape Vani Mn mine. The geological and stratigraphic characteristics...stockwork feeder veins stratigraphically below the mine. Sample numbers and corresponding MISS type [46] |  | | Journal (article/letter/editorial) | | southeastern region of Chongqing City and Changyang county of Hubei province. In northeastern Guizhou province...3600 N, 108°460 3.6600 E, five samples), Songtao County, Guizhou province, the Minle deposit (28°220 30...500 N, 109°200 10.500 E, four samples), Huayuan County, Hunan province, and the Rongxi deposit (28°320...35.500 N, 108°480 5800 E, five samples), Xiushan County, Chongqing City. A few wall rocks (black shale)...Fe-Mn crusts collected from the Green Rock Hill and East Side Hill sites are characteristically hydrogenetic |  | Maghfouri, Sajjad, Rastad, Ebrahim, Movahednia, Mehdi, Lentz, David R., Reza Hosseinzadeh, Mohammad, Ye, Lin, Mousivand, Fardin (2019) Metallogeny and temporal–spatial distribution of manganese mineralizations in Iran: Implications for future exploration. Ore Geology Reviews, 115. 103026 doi:10.1016/j.oregeorev.2019.103026 | Journal (article/letter/editorial) | | hematite, goethite, 8 siderite, psilomelane, pyrolusite, and braunite. Textures and structures of ores...composed of magnetite, hematite, psilomelane, and pyrolusite. Bonyadi and Moore (2005) classified Narigan...100–1500 m with 1.5–20 m thickness. Psilomelane, pyrolusite, and braunite are the main minerals of the ore...Dacite and andesite rocks are distributed near the mine and many sills of andesite occur in the mining area...consist mainly of rhodochrosite, psilomelane, and pyrolusite. Quartz, calcite, chlorite, and sericite are |  | | Journal (article/letter/editorial) | | incidentally observed. Supergene minerals are pyrolusite, cryptomelane, vernadite, nsutite, ransiéite...pyroxmangite, clinochlore, parsettensite and neotocite Pyrolusite, vernadite, rancièite, cryptomelane, goethite...tephroite-bearing rocks from the Hoskins manganese mine, New South Wales, Australia. Neues Jahrb. Mineral...Microbial processes and the origin of the Úrkút manganese deposit, Hungary. Ore Geol. Rev. 47, 87–109 (this issue) |  | | Journal (article/letter/editorial) | | Psilomelane Pumpellyite Pyrargyrite Pyrite Pyrochlore Pyrolusite Pyromorphite Pyrophyllite Pyroxmangite Pyrrhotite...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized...According to the Raw Materials Group (Sweden), the world mine production in 2005 stood at 19.3 m t metal content | | | Journal (article/letter/editorial) | | Psilomelane Pumpellyite Pyrargyrite Pyrite Pyrochlore Pyrolusite Pyromorphite Pyrophyllite Pyroxmangite Pyrrhotite...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized...According to the Raw Materials Group (Sweden), the world mine production in 2005 stood at 19.3 m t metal content |
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Úrkút Mine, Csárda Hill, Úrkút, Ajka District, Veszprém County, Hungary