 | | Journal (article/letter/editorial) | | University, 21aya liniya 2, St. Petersburg, 199106 Russia Received January 18, 2014 Abstract—Accessory mineralization...in the leading role of the minerals W, Ta, Nb, Bi, Y, REE, and As. The uniformity of mineral species and...granites were dis 1 covered in the Far East of Russia and the adjacent regions of Alaska and China known...1 The Far East is the easternmost territory of Russia, including the basins of rivers influent into...allanite are mentioned most frequently. Monazite, xenotime, magnetite, titanite, rutile, garnet, and cassiterite |  | | Journal (article/letter/editorial) | | Zoning and Sectoriality of the Florencite and Xenotime Group Minerals from Quartz Veins, the Subpolar...456317 Russia Received April 28, 2009 Abstract—A detailed study of the florencite and xenotime assemblage...(Gd–Dy) and ytterbium Ybsg (Ho–Lu) subgroups in xenotime. Concentrations of elements from these subgroups...florencite or xenotime crystal is characterized by several mineral varieties: xenotime(Y) and Gdbearing...Gdbearing xenotime(Y), florencite(Sm), (Nd), and (Ce); they are selectively distributed by growth zones |  | | Journal (article/letter/editorial) | | East Transbaikalia: Behavior of Lanthanides and Y during Crystallization of an F-Saturated Agpaitic...Branch, Russian Academy of Sciences, Irkutsk, 664033 Russia Geological Institute, Siberian Branch, Russian...Russian Academy of Sciences, Ulan-Ude, 670047 Russia *e-mail: vsavel@crust.irk.ru **e-mail: lena.khromova.00@mail...te granites are studied for the Katugin Ta–Nb–Zr–Y deposit with cryolite in the southwestern part of...Keywords: alkali granites, REE, pyrochlore, gagarinite-(Y), fluocerite-(Ce), yttrofluorite, bastnaesite-(Ce) |  | | Journal (article/letter/editorial) | | 1529–1559 Rare Earth Deposits of the Murmansk Region, Russia—A Review A. O. Kalashnikov,1,† N. G. Konopleva...RAS), 14 Fersman Street, Apatity, Murmansk Region, Russia 184209 2 Nanomaterials Research Centre of the...RAS), 14 Fersman Street, Apatity, Murmansk Region, Russia 184209 Abstract This paper reviews the available...and occurrences in the Murmansk Region, northwest Russia. The region has one of the largest endowments of...ensure future production of the REE. Introduction Russia is host to some of the largest REE resources in |  | Repina, S. A., Popova, V. I., Churin, E. I., Belogub, E. V., Khiller, V. V. (2011) Florencite-(Sm)—(Sm,Nd)Al3(PO4)2(OH)6: A new mineral species of the alunite-jarosite group from the subpolar urals. Geology of Ore Deposits, 53 (7) 564-574 doi:10.1134/s1075701511070191 | Journal (article/letter/editorial) | | of Sciences, Miass, Chelyabinsk oblast, 456317 Russia b Institute of Geology and Geochemistry, Ural Division...Sciences, Pochtovyi per. 7, Yekaterinburg, 620151 Russia Received March 28, 2010 Abstract—Florencite(Sm)...florencite subgroup, was found in association with xenotime(Y) in quartz veins of the Maldynyrd Range of the...the veins, large ingrowths of florencite and xenotime(Y) of the early generation are incorporated into...crystals are intergrown with florencite(Ce) and xenotime(Y) of the late gen eration no larger than 0.5 |  | | Journal (article/letter/editorial) | | igneous association. Zircon, monazite-(Ce), and xenotime-(Y) constitute important radioactive accessory minerals...> 80 – 90 %) of the bulk-rock budgets of the REE, Y, and Th. A significant percentage of U (40 – 50 %)...uncommon accessory phase is late-magmatic ytterbian xenotime-(Y) containing up to 11.2 wt% Yb2O3, in addition...incompatible lithophile elements such as F, Li, Ga, Rb, Y, Nb, Cs, REE, Th, and U, thus having much in common...monazite age, beryllium, tantalum, ytterbian xenotime-(Y), ongonite, post-collisional setting Introduction |  | Yakovleva, O. S., Pekov, I. V., Horváth, L., Bryzgalov, I. A., Yapaskurt, V. O., Guseva, E. V. (2010) Mineralogy, geochemistry, and genesis of high-alumina fenites of the Mont Saint-Hilaire alkaline pluton, Québec, Canada. Geology of Ore Deposits, 52 (8) 725-735 doi:10.1134/s1075701510080040 | Journal (article/letter/editorial) | | Gusevaa a b Faculty of Geology, Moscow State University, Moscow, 119899 Russia Institute of Geochemistry and...Russian Academy of Sciences, ul. Kosygina 19, Moscow, 119991 Russia c 594 Main Road, Hudson Heights, Québec...replacing xenoliths in the Khibiny alkaline complex, Russia. In both cases, fenites are related to peralkaline...strontianite; F—MgF2; V—vanadinite; Cr—Cr2O3; REE (Y and lanthanoids)—simple orthophosphates of individual... uedaite(Ce), pyrrho tite, monazite(Ce), xenotime(Y), REEniobate, and fergusonite(Ce) (Fig. 5) |  | Menezes Filho, Luiz A. D., Chukanov, Nikita V., Rastsvetaeva, Ramiza K., Aksenov, Sergey M., Pekov, Igor V., Chaves, Mário L. S. C., Richards, R. Peter, Atencio, Daniel, Brandão, Paulo R. G., Scholz, Ricardo, Krambrock, Klaus, Moreira, Roberto L., Guimarães, Frederico S., Romano, Antônio W., Persiano, Aba C., de Oliveira, Luiz C. A., Ardisson, José D. (2015) Almeidaite,
Pb(Mn,Y)Zn2(Ti,Fe3+)18O36(O,OH)2,
a new crichtonite-group mineral, from Novo Horizonte, Bahia,
Brazil. Mineralogical Magazine, 79 (2) 269-283 doi:10.1180/minmag.2015.079.2.06 | Journal (article/letter/editorial) | | 2015, Vol. 79(2), pp. 269–283 Almeidaite, Pb(Mn,Y)Zn2(Ti,Fe3+)18O36(O,OH)2, a new crichtonite-group...Academy of Sciences, Chernogolovka, Moscow region, 142432 Russia 3 Institute of Crystallography, Russian...59, Moscow, 117333 Russia 4 Faculty of Geology, Moscow State University, Vorobievy Gory, Moscow, 119991...119991 Russia 5 Affiliate Scholar, Department of Geology, Oberlin College, Oberlin, Ohio 44074 6 Universidade...ABSTRACT Almeidaite (IMA 2013-020), ideally Pb(Mn,Y)Zn2(Ti,Fe3+)18O36(O,OH)2, from Novo Horizonte, Bahia |  | | Journal (article/letter/editorial) | | of Sciences, ul. Favorskogo 1a, Irkutsk, 664033 Russia Received April 7, 2007 Abstract—About 150 accessory...oxides, and 17 carbonates. Most accessories contain Y and Ce, and a few, certain other REEs. This diversity...autometasomatism and hydrothermal alteration. The elevated F, Y, La, Nb, Ta, Zr, U, and Th concentrations in parental...Rare-Metal Granitic Pegmatites (1976), the second Nb–Y geochemical type of granitic pegmatites with parental...pegmatites into two suites: LCT (Li–Cs–Ta) and NYF (Nb–Y–F) and admitted an intermediate LCT + NYF suite. The |  | | Journal (article/letter/editorial) | | 9, pp. 919–938. Fractionation of REE in the Xenotime and Florencite Paragenetic Association from Au–REE...Branch, Russian Academy of Sciences, Miass, 456317 Russia email: repina@mineralogy.ru Received April 14...Abstract—A detailed survey of REE distribution in the xenotime and florencite paragenetic association from quartz...revealed maximum contents of Ce, Nd, Sm, Gd, Dy, and Y. Four of these elements form their own minerals: florencite(Ce)...florencite(Ce), (Nd), and (Sm) and xenotime(Y) containing up to 25% Gd2O3. The compositions of the |  | | Journal (article/letter/editorial) | | Petersburg Mining University, 199106 Saint Petersburg, Russia; wmdmaria@gmail.com Department of Geoecology, Saint...Petersburg Mining University, 199106 Saint Petersburg, Russia Faculty of Biology, University of Barcelona, 08002...characterized by elevated concentrations of Li, Rb, Cs, Y, Yb, W, Mo, Sn, and lower concentrations of Ba and...the same time, the concentrations of Rb, Cs, W, Nb, Y, Yb, and Sc in the granites of later phases increase...fluorite, fluocerite, ixiolite-(W), fergusonite-(Y), ferberite, while apatite, allanite-(Ce), and anatase |  | Gavrichev, K. S., Ryumin, M. A., Tyurin, A. V., Gurevich, V. M., Komissarova, L. N. (2010) Heat capacity and thermodynamic functions of pretulite ScPO4(c) at 0–1600 K. Geochemistry International, 48 (4) 390-397 doi:10.1134/s0016702910040075 | Journal (article/letter/editorial) | | Academy of Sciences, Leninskii pr. 31, Moscow, 119991 Russia email: gavrich@igic.ras.ru b Vernadsky...Kosygina 19, Moscow, 117975 Russia c Chemical Faculty, Moscow State University, Moscow, 119899 Russia Received...to the group MIIIPO4 of the structural type of xenotime, which is isostructural with zircon. The conditions...analogous to those of anhydrous phosphates of Y and HREE (Y and Tb–Lu). Phosphates of this group of chemical...lazulite (Fe2+,Mg)Al2[PO4]2(OH)2, F and Clapatite, xenotime, florencite CeAl3[PO4]2(OH)6, and others. Pretulite |  | Savelyeva, V. B., Bazarova, E. P., Sharygin, V. V., Karmanov, N. S., Kanakin, S. V. (2017) Altered rocks of the Onguren carbonatite complex in the Western Tansbaikal Region: Geochemistry and composition of accessory minerals. Geology of Ore Deposits, 59 (4) 315-340 doi:10.1134/s1075701517040055 | Journal (article/letter/editorial) | | Branch, Russian Academy of Sciences, Irkutsk, 664033 Russia b Institute of Geology and Mineralogy, Siberian...Novosibirsk, 630090 Russia cNovosibirsk State University, Novosibirsk, 630090 Russia d Geological Institute...Branch, Russian Academy of Science, Ulan-Ude, 670047 Russia *e-mail: vsavel@crust.irk.ru Received May 5, 2016...Bastnäsite-(Ce), rhabdophane-group minerals, and xenotime-(Y) are typical of silicified rock. Thorite, monazite-(Ce)...equipped with WDS, Bruker AXS, Germany). The Rb, Sr, Y, Zr, Nb, Ba, Hf, Ta, Pb, Th, U, and REE concentrations |  | | Journal (article/letter/editorial) | | Resources, 21aya liniya 2, St. Petersburg, 199106 Russia Received February 13, 2013 Abstract—The paper...secondary rim (dark in CL) containing inclusions of Y–U–Th phases (white in BSE); (1a, 2a) Severny massif...by iso morphic admixtures and microinclusions of Y, HREE, U, and Th minerals. Abundant mineral inclusions...crystal with recrystallized core and inclusions of Y–U–Th phases (white in BSE); (1a, 2a) Severny massif...crystal lattice (dark areas in CL) and inclusions of Y– U–Th phases; (1a, 2a) Ichuveem dike swarm, Chukchi |  | | Journal (article/letter/editorial) | | Fedorovskii All-Russia Institute of Mineral Resources (VIMS), Staromonetnyi per. 31, Moscow, 109017 Russia e-mail:...U, Th, Hf, Li, and Rb and are broadly known in Russia and abroad. At each deposit or occurrence, quartz...annite–amphibole microcline–albite–quartz; pyrochlore–Y-fluorite Disseminated; aegirine–2rbk microcline–albite–quartz;...artz with cryolite and sulfides; ilmenite–rutile–Y-zircon Pockets and veins with cryolite and sulfides...columbite, pyrochlore, zircon, gagarinite, and xenotime. The mineralized rocks were formed by long-lived |  | | Journal (article/letter/editorial) | | of Sciences, ul. Lermontova 128, Irkutsk, 664033 Russia b Institute of Geology and Mineralogy, Siberian...Sciences, pr. Akad. Koptyuga 3, Novosibirsk, 630090 Russia Received November 12, 2009 Abstract—The composition...fergusonite(Y), polycrase(Y), and betafite. Allanite(Ce), bastn aesite(Ce), xenotime(Y), Y and Zrthorite...minerals, ilmenorutile, rutile, wolframite, polycrase(Y), monazite(Ce), fluocerite(Ce), bastnaesite(Ce)...(120–650), Li (8–130), Zr (120–490), Th (7–160), Y (16–100), Sn (2–20), Nb (13–35), and F (400–3000) |  | Camara, F., Gatta, G. D., Uvarova, Y., Gagne, O. C., Belakovskiy, D. I. (2014) New Mineral Names,. American Mineralogist, 99 (10) 2150-2158 doi:10.2138/am-2014-652 | Journal (article/letter/editorial) | | Sciences, Leninskiy Prospekt 18 korp. 2, Moscow 119071, Russia 1 In this issue This New Mineral Names...including ammoniomagnesiovoltaite, arangasite, atelisite-(Y), boscardinite, carlgieseckeite-(Nd), cupromolybdite...mineral from Alyaskitovoye deposit (Eastern Yakutia, Russia). Zapiski Rossiyskogo Mineralogicheskogo Obshchestva...River, Indigirka River Basin, Eastern Yakutiya, Russia (64°39 N; 142°70 E). The mineral is named after...the Russian Academy of Sciences, Moscow, Russia. D.B. Atelisite-(Y)* T. Malcherek, B. Mihailova, J. |  | | Report (issue) | | evolution. Association: Elbaite, muscovite, xenotime-(Y), pollucite, zircon, albite, kaolinite, quartz...prefix, cesio, indicates the dominant cation at the Y site, the second prefix, keno, indicates the dominant...A.E. Fersman Mineralogical Museum, R.A.S., Moscow, Russia (95895). References: (1) Agakhanov, A.A., A |  | Vereshchagin, Oleg S., Britvin, Sergey N., Perova, Elena N., Brusnitsyn, Aleksey I., Polekhovsky, Yury S., Shilovskikh, Vladimir V., Bocharov, Vladimir N., van der Burgt, Ate, Cuchet, Stéphane, Meisser, Nicolas (2019) Gasparite-(La), La(AsO4), a new mineral from Mn ores of the Ushkatyn-III deposit, Central Kazakhstan, and metamorphic rocks of the Wanni glacier, Switzerland. American Mineralogist, 104 (10) 1469-1480 doi:10.2138/am-2019-7028 | Journal (article/letter/editorial) | | University, University Emb. 7/9, 199034 St. Petersburg, Russia. Orcid 0000-0002-4811-2269 2 Geomodel Centre, St...University, Uliyanovskaya St. 1, 198504 St. Petersburg, Russia 3 Institute of Mineralogy, Urals Branch of the...the Russian Academy of Sciences, Miass 456317, Russia 4 Geertjesweg 39, NL-6706EB Wageningen, The Netherlands...Fersman Str. 14, 184209 Apatity, Murmansk Region, Russia 1 Abstract Gasparite-(La), La(AsO4), is a new...https://doi.org/10.2138/am-2019-7028 Petersburg, Russia, catalog number 19692. The co-type locality of |  | | Journal (article/letter/editorial) | | 31, 2015 A description of hydrothermal allanite-(Y) and its unique association with allanite-(Ce) from...in allanite-(Y) allowed us to estimate the limit of isomorphic replacement in allanite of Y and heavy lanthanides...Unlike allanite-(Ce) allanite-(Y) occurs rarely in nature. allanite-(Y) is found in some countries of...granites of the Far East [2, 3]. Formation of allanite-(Y) in a fluid-rich alkaline–fluoride melt and its antagonism...the world’s first find of paragenesis of allanite-(Y) and allanite-(Ce), proving the possibility of joint |  | Ondrejka, Martin, Uher, Pavel, Pršek, Jaroslav, Ozdín, Daniel (2007) Arsenian monazite-(Ce) and xenotime-(Y), REE arsenates and carbonates from the Tisovec-Rejkovo rhyolite, Western Carpathians, Slovakia: Composition and substitutions in the (REE,Y)XO4 system (X = P, As, Si, Nb, S) Lithos, 95 (1) 116-129 doi:10.1016/j.lithos.2006.07.019 | Journal (article/letter/editorial) | | com/locate/lithos Arsenian monazite-(Ce) and xenotime-(Y), REE arsenates and carbonates from the Tisovec-Rejkovo...Slovakia: Composition and substitutions in the (REE,Y)XO4 system (X = P, As, Si, Nb, S) Martin Ondrejka...Available online 22 September 2006 Abstract A unique REE–Y–(Th)–P–As–(Si)–(Nb)–(S) accessory assemblage was identified...an gasparite-(Ce) and arsenian xenotime-(Y)–phosphatian chernovite-(Y) solid solutions in association...AsP− 1 substitution in monazite–gasparite and xenotime–chernovite solid solutions; atom. % As/(As+P) |  | | Journal (article/letter/editorial) | | arfvedsonite, cerian pyrochlore, fluorite, hingganite-(Y), Nb-Ta-Y oxides, niobophyllite-astrophyllite, REE-carbonates...REE-carbonates, several Na-Be-Zr-silicates, xenotime-(Y) and zircon (Guastoni et a/., 2003). These pegmatites...Pegmatites, Minerals. Ocean Pictures Ltd., Moscow, Russia. SECCO, L., GUASTONI, A., NESTOLA, F., REDHAMMER |  | Mills, Stuart J., Kartashov, Pavel M., Kampf, Anthony R., Raudsepp, Mati (2010) Arsenoflorencite-(La), a new mineral from the Komi Republic, Russian Federation: description and crystal structure. European Journal of Mineralogy, 22 (4) 613-621 doi:10.1127/0935-1221/2010/0022-2043 | Journal (article/letter/editorial) | | Sciences, Staromonetnyi pereulok 35, 119017 Moscow, Russia 3 Mineral Sciences Department, Natural History...Kozhim River basin, Prepolar Ural, Komi Republic, Russia. It occurs in direct association with zircon, quartz...andalusite, anorthite, sericite, clinochlore, chernovite-(Y), manganiandrosite(La), spessartine and monazite–gasparite-group...Kozhim River basin, Prepolar Ural, Komi Republic, Russia (Fig. 1), several kilometres from the Chudnoe Pd–Au–Cr...Mineralogical Museum (Leninskiy Prospekt 18(2), Moscow 117071, Russia), registered number 3891/1. Fig. 2. Geological |  | | Journal (article/letter/editorial) | | Accessory minerals include opaques, apatite, zircon, xenotime-(Y) and bastnäsite(Ce). Calcite and hematite are...monazite–(Ce), REE-rich fluorapatite, chevkinite-(Ce), xenotime-(Y), pyrochlore, columbite-(Fe), Nb-rutile and thorite...chevkinite-(Ce) [Ce4(Ti,Fe2+,Fe3+)5(Si2O7)O8], xenotime-(Y) [YPO4], pyrochlore [(Na,Ca)2Nb2O6,Ca)2Nb2O6(OH...Locally, it is associated with or surrounded by xenotime-(Y) (Fig. 7c), consistent with the fact that the...structure. The association also indicates that xenotime-(Y) crystallization postdated that of zircon. Elsewhere |  | | Journal (article/letter/editorial) | | yr-' I I ' ' - S ~- SPONTANEOUS 1.0 0.8 - Y13, :Y,, = 7.75 xe 0.8 - . e 7 111 7 0.6- ,X 0.4 -... Y136 As.,. = 5.7 • 2 3 5 -NEUTRON ~ O y-l X lo-'' y-' D L 0.2 - 132 133 134 135 136 lo-' ...and from 2 3 5 n-induced ~ fission. ~ ~ , ~ = ~ ~ ~ y 0.082; s2,6=0.58; S4,6= 0.82; n1,6 = 0.46; n2,6= 0.../ ( a . . - n..V..) Y Y 4 11 Y (5) then: R.. = 4 (1 - n..V..) (1 - p..) 11 4 Y s..V..- 1 +p..(n..-s...) V. 11 B Y 11 11 t.. v..= (e A r.. - Y and iyii5 need not to be known if J.. is Y obtained |
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