 | | Journal (article/letter/editorial) | | Features of Rare-Metal Granites of the Zashikhinsky Massif, East Sayan N. V. Vladykina, N. V. Alymovaa, and...Irkutsk, 664033 Russia b JSC “Tekhnoinvest Aljans” bul’v. Gagarina, 38, Irkutsk, 664025, Russia e-mail: vlad@igc...Zashikhinsky Massif and mineralogical–geochemical characteristics of the ores of the eponymous deposit. The rare-metal...basis of all characteristics, the Zashikhinskoe deposit is estimated as one of the largest tantalum rare-metal...rare-metal deposits of alkaline-granite type in Russia. DOI: 10.1134/S0869591116050052 INTRODUCTION Rare-metal |  | 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...the key process should be identified for every deposit. In this paper, we consider the mechanisms of concentration...during the formation of the Ulan-Tologoi rare metal deposit (Khan Khukhei Range, northwestern Mongolia). The |  | | 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...Sayan raremetal zone (Fig. 4) com prises the UlugTanzek, SolBeldyr, Snezhny, Zash ikhinsky deposits |  | | Journal (article/letter/editorial) | | accessory minerals (mainly elpidite, monazite, xenotime, fluorocarbonates), which can reach percentage...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...(HREE). Most important are bastnäsite, monazite and xenotime. Bastnäsite (fluorocarbonate-[(Ca, La)(CO3 )F]) |  | | 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...the stocks are zircon, elpidite conosilicate), xenotime, monazite and fluorocarbonates (bastnäsite and |  | 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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