 | | Journal (article/letter/editorial) | | 1529–1559 Rare Earth Deposits of the Murmansk Region, Russia—A Review A. O. Kalashnikov,1,†N. G. Konopleva...KSC RAS), 14 Fersman Street, Apatity, Murmansk Region, Russia 184209 2 Nanomaterials Research Centre...KSC RAS), 14 Fersman Street, Apatity, Murmansk Region, Russia 184209 Abstract This paper reviews the...(REE) deposits and occurrences in the Murmansk Region, northwest Russia. The region has one of the largest...Lovozero, and Fe and Ti mining at Afrikanda. The Keivy block has potential for heavy REE exploitation in |  | Atencio, Daniel, Andrade, Marcelo B., Bindi, Luca, Bonazzi, Paola, Zoppi, Matteo, Stanley, Chris J., Kristiansen, Roy (2018) Kenoplumbomicrolite, (Pb,□)2Ta2O6[□,(OH),O], a new mineral from Ploskaya, Kola Peninsula, Russia. Mineralogical Magazine, 82 (5) 1049-1055 doi:10.1180/minmag.2017.081.082 | Journal (article/letter/editorial) | | O], a new mineral from Ploskaya, Kola Peninsula, Russia DANIEL ATENCIO1,*, MARCELO B. ANDRADE2, LUCA BINDI3...Mountain, Western Keivy Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia. Kenoplumbomicrolite...International Mineralogical Association (IMA2015-007a). K E Y WO R D S : kenoplumbomicrolite, pyrochlore supergroup... uraninite, Ploskaya Mountain, Kola Peninsula, Russia. Introduction THE general formula of the pyrochlore-supergroup...cation) of the dominant valence (or H2O or □) at the Y site. The second prefix refers *E-mail: datencio@usp |  | | Book (volume) | | of Problems of Chemical Physics Chernogolovka, Russia ISSN 2194-3176 ISSN 2194-3184 (electronic) ISBN...illustrations was also significant. Chernogolovka, Russia Nikita V. Chukanov Contents of Volume I 1 ...(4)Z3[Si24O72]O0 4–6X2 where N(1–5) ¼ Na, Н3О+, K, Sr, REE, Y, Ba, Mn, Ca; M(1) ¼ Ca, Mn, REE, Na, Sr, Fe; M(2)...minerals from alkaline pegmatites of the Kovdor massif: (1) mogovidite (CO32 -dominant), (2) golyshevite...from Alluaiv Mt., Lovozero alkaline massif, Kola peninsula, Russia (After Chukanov et al. 2011) Fig. |  | Macdonald, Ray, Bagiński, Bogusław, Belkin, Harvey E., Stachowicz, Marcin (2019) Composition, paragenesis, and alteration of the chevkinite group of minerals. American Mineralogist, 104 (3) 348-369 doi:10.2138/am-2019-6772 | Journal (article/letter/editorial) | | where the common cations in each site are: A, REE, Y, Ca, Sr; B, Fe2+; C, Fe2+, Fe3+, Mn, Ti, Al, Zr, Mg;...termed perrierite. If it is assumed that A = Ca, Sr, Y, La, Ce, Nd, Th; B = Mg, Mn, Fe2+; C = Al, Ti, Cr...Gualda (2007): (Ca2+ + Sr2+)A + (Ti4+ + Zr)C ↔ [(REE,Y)3+]A + (M2+,3+)C (Fig. 4). Compositional evolution...against [La/Y]CN [fractionation of LREE from heavy rare earth elements (HREE; Gd-Yb), with Y proxying for...perrierite-(La) was described from the Eifel volcanic district, Germany, by Chukanov Figure 4. The main compositional |  | | Journal (issue) | | vasr 011101111/s of this 111i11eral available, ve,y f ew speci111e11s of a11y qualily have heen fo und...Bristol Silver Group in the Bristol-Jackrabbit District and is owned by Greenfield Environmental Trust...Bristol were discovered in 1868169 and the Bristol District was organized in 1871. The Hillside Mine was discovered...chrysocolla. all very typical of ores in the Bristol District. umerous accessory minerals occur in the deposit... 7 x 5 cm., Hillside Mine, Bristol-Jackrabbit District, Lincoln Co., NV. Author's collection. ■________F_e_b_r_u_a_ |  | | Book | | of the Russian Academy of Sciences Chernogolovka Russia Alexandr D. Chervonnyi The Institute of Problems...Sciences Chernogolovka Russia and and The Lomonosov Moscow State University Moscow Russia The Lomonosov Moscow...Moscow State University Moscow Russia ISSN 2366-1585 Springer Mineralogy ISBN 978-3-319-25347-3 DOI...Octahedra with 8 edges shared per MnO6 octahedron IX Y–F *380 Trigonal prism (in waimirite) VI Mn2+–O...600–715 In augelite, andalusite and vyuntspakhkite-(Y) 610–620 Isolated octahedron V VI Zr–O IV 3+ |
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