 | Yarmolyuk, V. V., Lykhin, D. A., Shuriga, T. N., Vorontsov, A. A., Sugorakova, A. M. (2011) Age, composition of rocks, and geological setting of the Snezhnoe beryllium deposit: Substantiation of the Late Paleozoic East Sayan rare-metal zone, Russia. Geology of Ore Deposits, 53 (5) 390-400 doi:10.1134/s1075701511040064 | Journal (article/letter/editorial) | | Beryllium Deposit: Substantiation of the Late Paleozoic East Sayan RareMetal Zone, Russia V. V. Yarmolyuka...Sciences, Staromonetnyi per. 35, Moscow, 119017 Russia b AllRussia Research Institute of Mineral Resources,... Staromonetnyi per. 31, Moscow, 119017 Russia c Vinogradov Institute of Geochemistry, Siberian Branch...Sciences, ul. Favorskogo 1a, Irkutsk, 664033 Russia d Tuva Institute of Comprehensive Development of Natural...Kyzyl, 667007 Russia Received March 24, 2011 Abstract—The Snezhnoe phenakite–beryl deposit is one of the |  | Lykhin, D. A., Yarmolyuk, V. V., Nikiforov, A. V., Kozlovsky, A. M., Magazina, L. O. (2018) Ulan-Tologoi Ta–Nb Deposit: the Role of Magmatism in the Formation of Rare Metal Mineralization. Geology of Ore Deposits, 60 (6) 461-485 doi:10.1134/s1075701518050057 | Journal (article/letter/editorial) | | Vol. 60, No. 6, pp. 519–545. Ulan-Tologoi Ta–Nb Deposit: the Role of Magmatism in the Formation of Rare...Geochemistry, Russian Academy of Sciences, Moscow, 119017 Russia *e-mail: liha@igem.ru Received November 7, 2017...for the formation of the Ulan-Tologoi Ta–Nb– Zr deposit (northwestern Mongolia) related to the eponymous...includes pyrochlore, columbite, zircon, bastnaesite, monazite, and thorite, which are typical of all alkali–salic...the key process should be identified for every deposit. In this paper, we consider the mechanisms of concentration |  | | Journal (article/letter/editorial) | | Sciences, Staromonetnyi per. 35, Moscow, 119017 Russia b Vinogradov Institute of Geochemistry, Siberian...Siberian Branch, ul. Favorskogo 1a, Irkutsk, 664033 Russia Received March 26, 2012 Abstract—Late Paleozoic...raremetal deposits (Askhatin, Tostyg, SolBeldyr, UlugTanzek, Kara suk, Yermakovka, Zashikhinsky, Burpala...in circles): 1, Burpala; 2, Zashikhinsky; 3, UlugTanzek; 4, SolBeldyr; 5, KhanBogdo; rift zones: GT...amorphous REE–Zr and Nb minerals, REE minerals (monazite, synchysite, amor phous REE silicates), and Be |  | | Journal (article/letter/editorial) | | Museum, Russian Academy of Sciences, Moscow, 125009 Russia *e-mail: a.tkachev@sgm.ru Received May 23, 2019;...authors (Tkachev and Rundquist, 2016a, 2016b). DEPOSIT TYPES All niobium resources corresponding to the...Bingo; (17) Ghurayyah; (18) Halzan Buregtei; (19) Ulug-Tanzek; (20) Zashikhinskoe; (21) Kanyika; (22) Lovozero;...31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 Deposit Nechalacho Pitinga Brockman Katugin Mount Weld...Nemegosenda Luesh Bingo Ghurayyah Halzan Buregtei Ulug-Tanzek Zashihinskoe Kanyika Lovozero Tomtor Mabouni |  | | Journal (article/letter/editorial) | | hosted in accessory minerals (mainly elpidite, monazite, xenotime, fluorocarbonates), which can reach...Stefano Salvi Keywords: rare earth elements; deposit; Mongolia; carbonatite; peralkaline granitic rocks;...Uul. Number 6 is a large Bayan Obo REE golia. deposit in Inner Mongolia, China. Inset map shows a geologic...alkaline felsic igneous systems and two secondary deposit types: placer deposits and residual deposits of...bastnäsite, monazite and xenotime. Bastnäsite (fluorocarbonate-[(Ca, La)(CO3 )F]) and monazite [(La, Ce |  | | Journal (article/letter/editorial) | | and Ores of the Okunevskoe Fluorite–Leucophanite Deposit, Western Sayan: Assessment of the Contribution...Geochemistry, Russian Academy of Sciences, Moscow, 119017 Russia b Vinogradov Institute of Geochemistry, Siberian...Branch, Russian Academy of Sciences, Irkutsk, 664033 Russia *e-mail: liha@igem.ru Received March 13, 2019;...structure of the Okunevskoe fluorite–leucophanite deposit, located within the Early Paleozoic East Sayan...Sayan rare metal metallogenic zone. The deposit is controlled by alkali granitoids, with ore mineralization |  | | Journal (article/letter/editorial) | | of Nb and Ta mineralization as it lies between Russia and China, which both have in neighbouring parts...granites is a giant (1–9) Bayanand Oboperaluminous deposit in China. Inset map showsand a geologic sketch...sketch of (16–21). Number 21 is a giant Bayan Obo deposit in China. Inset map shows a geologic eastern Asia...of northwestThe KhalzanBuregtei Buregteideposit deposit(Figure (Figure1)1)isislocated located Mongolian...are zircon, elpidite conosilicate), xenotime, monazite and fluorocarbonates (bastnäsite and synchysite) |  | Gordienko, I. V., Roshchektaev, P. A., Gorokhovsky, D. V. (2016) Oka ore district of the Eastern Sayan: Geology, structural–metallogenic zonation, genetic types of ore deposits, their geodynamic formation conditions, and outlook for development. Geology of Ore Deposits, 58 (5) 361-382 doi:10.1134/s1075701516050044 | Journal (article/letter/editorial) | | Mestorozhdenii, 2016, Vol. 58, No. 5, pp. 405–429. Oka Ore District of the Eastern Sayan: Geology, Structural–Metallogenic...Sciences, Ulan-Ude, 670047 Russia b Riphean ООО, Ulan-Ude, 670047 Russia *e-mail: gord@pres.bscnet.ru...earlier works, it is established that the Oka ore district formed mainly in the Neoproterozoic–Early Paleozoic...Sayan geological–economic district is related to the administrative Oka District of Republic of Buryatia...and to the Oka ore district (OOD) in geological and metallogenic terms. The district encompasses the western |  | Pekov, I. V., Chukanov, N. V., Kononkova, N. N., Yakubovich, O. V., Massa, W., Voloshin, A. V. (2009) Tveitite-(Y) and REE-enriched fluorite from amazonite pegmatites of the Western Keivy, Kola Peninsula, Russia: Genetic crystal chemistry of natural Ca,REE-fluorides. Geology of Ore Deposits, 51 (7) 595-607 doi:10.1134/s1075701509070083 | Journal (article/letter/editorial) | | Pegmatites of the Western Keivy, Kola Peninsula, Russia: Genetic Crystal Chemistry of Natural Ca,REE-Fluorides...Geology, Moscow State University, Moscow, 119991 Russia of Problems of Chemical Physics, Russian Academy...Sciences, Chernogolovka, Moscow oblast, 142432 Russia cInstitute of Geochemistry and Analytical Chemistry...Academy of Sciences, ul. Kosygina 19, Moscow 119991 Russia d Fachbereich Chemie, Philipps-Universit@at, Marburg...Academy of Sciences, ul. Fersmana 14, Apatity 184209 Russia b Institute Received February 13, 2007 Abstract—Tveitite-(Y) |
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