	Pršek, Jaroslav, Majka, Jaroslaw, Uher, Pavel, Chudík, Peter (2010) Niobium-tantalum minerals in the Skoddefjellet NYF granitic pegmatite, Svalbard Archipelago, Norway: Primary versus secondary assemblage. Neues Jahrbuch für Mineralogie - Abhandlungen, 187 (3) 235-248 doi:10.1127/0077-7757/2010/0172	Journal (article/letter/editorial)
	Zr/Hf (~8–10), and (~8–12) Nb/Ta ratios. Columbite-(Fe) and columbite-(Mn) (locally enriched in Ti, Y, Sc...zoning of columbite group minerals is expressed by distinct rimward increase of the Mn/(Mn+Fe) ratio (0...alteration. Key words: Nb-Ta oxide minerals, columbite, Nb,Ta-rich titanite, Nb,Ta-rich rutile, ilmenite...and compositional variations in terms of Ta/Nb, Mn/Fe, Ti, W, Sn, REE, Sc, Sb, Bi, Ca, Na and other elements...family of rare-element pegmatites, especially columbite-tantalite, tapiolite, wodginite groups, has been
	*Parker, Raymond Laurence, Fleischer, Michael (1968) Geochemistry of niobium and tantalum. Professional Paper* 612. US Geological Survey doi:10.3133/pp612**	Report (issue)
	and tantalum in granitic rocks of the Kalbinsk massif, U.S.S.R.____-,---___-_-----Distribution of niobium...murmanite. The recovery of tantalum is chiefly from columbite-tantalite, microlite, or euxenite ores. Future...niobium-tantalum content in similar types of rocks from massif to massif. In some comparisons there is actually greater...As an example, nepheline syenite from the Lovozero massif, U.S.S.R., reaches niobium values of over 1...about 900 ppm and 70 ppm respectively for the Lovozero massif as a whole to 100 ppm and 8 ppm respectively
	*Back, Malcolm E., Mandarino, Joseph A. (2008) Fleischer's Glossary of Mineral Species 2008. The Mineralogical Record, Inc.*	Book (edition)
	(Canada), Henry L. Barwood (USA). Dmitriy Belakovskiy (Russia). Fabio Bellatreccia (ltaly). Vlado Bennanec (Croatia)...(Canada), Anthony R. Kampf (USA). Pave! M. Kartashov (Russia). Sven Karnp-Moller (Denmark). Akira Kato (Japan)...Parodi (France). Marco Pa ero (ltaly). Igor Pekov (Russia), atale Perchiazzi (Italy). Ole V. Petersen (Denmark)...Platinum Potassium Praseodymium Radium Radon H In I Ir Fe Kr La Pb Li Lu Mg Mn Hg Mo Nd Ne Ni Nb N Os 0 Pd...near Miass,Jl'mcny Mountains,southcmUral Mountains,Russia,DANS 142, 181-184(sir.) Aescl1yni1e group 0 Aeschynite-(Nd)
	*Horváth, L., Gault, R.A., Pfenninger-Horváth, E., Poirier, G. (2019) Mont Saint-Hilaire: History, Geology, Mineralogy* - Special Publication No. 14. The Canadian Mineralogist.**	Book
	electron-microprobe data on several species. Dr. Pavel Kartashov (Russia) carried out analyses (rontgenite, SEM). Dr. Julian...hingganite . The late Dr. Alexander Khomyakov (Moscow, Russia) provided useful discussions on sodalitolite segregations...Gault 2006). Moscow State University, Moscow, Russia Igor Viktorovich Pekov (b. 1967), Professor of...at the University of Ottawa, published data on the Fe-bearing micagroup minerals at Mont Saint-Hilaire...crystallographers, and graduate students in Canada, Russia, and Germany for more than 40 years by supplying
	*Hyršl, Jaroslav, Bernard, Jan (2013) Minerals and their Localities* - Supplement - Minerals described since 2004. Granit, Prague.**	Book (edition)
	Canadian Mineralogist Doklady Akademii Nauk of Russia European Journal of Mineralogy Journal of Mineralogy...Kudriavy Vole., lturup Is., Kuril volcanic Isl., Russia. ZRMO 136, 5, 45-51, 2007. Adachiite CaFe3i- Al6...Clara mine, and CM 48, 315-321, 2010. Adranosite-(Fe) (NH4)4NaFe2[(OH)2Cll(SO4)4)Willichen, all Schwarzwald...aegirine, baratovite, etc. in the Dara-i-Pioz alkaline massif, Alai Mts., Tajikistan. NDM 45, 5-16, 2010. Alflarsenite...CM 48, I 23128, 2010. Allanitc-( 'd) Ca(Nd,Ce,Ca)Fe 2+(Al,Fe3+)i[OJ(OH)J(SiO4 )J(Si2 O 7)] (9.B, epidote
	*Mackay, Duncan A. R., Simandl, George J. (2014) Geology, market and supply chain of niobium and tantalum—a review. Mineralium Deposita, 49 (8) 1025-1047 doi:10.1007/s00126-014-0551-2*	Journal (article/letter/editorial)
	due in part to historic influx of ‘conflict’ columbite-tantalite concentrate, or “Coltan,” that caused...steel making and industrial modernisation in China, Russia and India as the cause of price spikes in the Ta...significant deposits of Ta and Nb contain pyrochlore, columbite-tantalite, fersmite, loparite and strüverite....Rare-elements . Strategic metals . Pyrochlore . Columbite . Tantalite Introduction Tantalum (Ta) and niobium...Pyrochlore (Nb-rich variety) and columbite (Nb-rich end member of the columbite-tantalite series) are the main
	*Welch, M. D., Smith, D. G. W., Camara, F., Gatta, G. D. (2013) New Mineral Names. American Mineralogist, 98 (1) 279-282 doi:10.2138/am.2013.606*	Journal (article/letter/editorial)
	Al(H2O)6 octahedra and interstitial H2O molecules. The Fe octahedra, decorated with SO4 tetrahedra, form infinite...having continuous infinite chains of alternating Fe(1) and Fe(2) octahedra that are involved in corner-sharing...between Fe octahedra. Coquimbite the “chains” does not have infinite chains, but short triplets of Fe octahedra...new mineral species from the Khibiny Massif, Kola Peninsula, Russia. Can. Mineral., 48, 1487–1492. Strontiofluorite...Koashva and Mt. Kitchepakhk, in the Khibiny alkaline massif in a lenses of sodalite-microcline-aegirine rock
	Chukanov, Nikita V., Shendrik, Roman Yu., Vigasina, Marina F., Pekov, Igor V., Sapozhnikov, Anatoly N., Shcherbakov, Vasily D., Varlamov, Dmitry A. (2022) Crystal Chemistry, Isomorphism, and Thermal Conversions of Extra-Framework Components in Sodalite-Group Minerals. Minerals, 12 (7) 887 doi:10.3390/min12070887	Journal (article/letter/editorial)
	Moscow, Russia; dima@iem.ac.ru Faculty of Geology, Moscow State University, 119991 Moscow, Russia; vigasina55@mail...of Russian Academy of Sciences, 664033 Irkutsk, Russia; roshen@yandex.ru (R.Y.S.); sapozh@igc.irk.ru (A...Moscow, Russia Institute of Experimental Mineralogy RAS, Chernogolovka, 142432 Moscow, Russia Correspondence:...gem lazurite deposit, Baikal Lake area, Siberia, Russia. Table 1. Chemical composition (wt.%) of haüyne...gem lazurite deposit, Baikal Lake area, Siberia, Russia obtained in this work. Representative chemical
	*Pekov, Igor V. (1998) Minerals first discovered on the territory of the former Soviet Union. Ocean Pictures, Moscow. 369pp.*	Book
	P.O. Ocean Pictures Ltd. Box 368, Moscow 103009 Russia Phone/fax (7-095) 203 3574 e-mail oceanpicture@glasnet...fine mineralogical editions have been published in Russia. First of all one should mention the journal World...complete summary of discoveries of uranium minerals in Russia is given in Proceedings of the Russian Mineralogical...comprehensive book about 582 new minerals discovered in Russia (within its former and modern boundaries). The...8% of the total number, had been discovered Ill Russia in the pre-Soviet period (before 1917-1921). An
	*(2021) Mineralogical Almanac* Vol. 25 (3)**	Journal (issue)
	VISHNEVYE MOUNTAINS (South Urals,Russia) / Famous Mineral Localities of Russia ISBN978-5-6047249-1-0 Publishedwith...RAS(Miass,Chelyabinskoblast) FamousMineralLocalitiesof Russia ValentinaIvanovna Popova,VladimirAnatolievichPopov...ov Mineralsof VishnevyeMountains(South Urals, Russia). MineralogicalAlmanac,vol. 25, issue 3, 2021....5, Mt. Karavay,VishnevyeMountains,South Urals, Russia. Specimen:A.V.Kasatkin.Photo: V.G.Dyatlov. Titanite...Titanite.9.2 x 3.2 cm. VishnevyeMountains,South Urals,Russia. Specimen: A.V.Donskov. Photo: M.B. Leybov. Publishedby
	*Tait, Kimberly (2012) Gems and Minerals: Earth Treasures from the Royal Ontario Museum. 256pp.*	Book
	Africa. Asia: eastern slope of the Ural Mountains, Russia; Mysore, India. Australia: Kalgoorlie, Coolgardie...1900s elaborate cigarette cases were being made in Russia, France and England. Russian cases of that period...Asia: Yekaterinburg (Sverdlovsk), Ural Mountains, Russia. Australia: Broken Hill, New South Wales. Name...complex, South Africa. Asia: Nelkan, Khabarovsk Oblast, Russia. Name From the Spanish p/atina, a diminutive...Jwaneng and Orapa pipes, Botswana. Asia: Yakutia, Russia; Golconda region and near Nagpur and Bundelkhand
	*Mitchell, Roger H. (2015) Primary and secondary niobium mineral deposits associated with carbonatites. Ore Geology Reviews, 64. 626-641 doi:10.1016/j.oregeorev.2014.03.010*	Journal (article/letter/editorial)
	with respect to many Angolan, Indian, Chinese, and Russia occurrences of carbonatites and alkaline rocks..., 2009; Pekov, 2000) in the lujavrites of the Lovozero complex from which a concentrate with about 8... wodginite, and columbite–tantalite group minerals. The LCT-granites, and columbite–tantalite placers...perovskite group minerals, or the wodginite and columbite–tantalite groups (typical of LCT-granites). There...REE)TiO3 (SrTiO3) CeNbO4 FeNbO4 CaNb2O6 (Ca,REE)Zr(Ti,Nb,Fe)2O7 Ca14Nb2(Si2O7)4(O,OH,F)8 Na2Ca4(Zr,Nb)2(Si2O7)2(O
	*Pracejus, Bernhard - Ed.* (2014) The Ore Minerals Under the Microscope (2nd ed.) Elsevier. doi:10.1016/c2012-0-01360-9**	Book (edition)
	overgrowth by its darker colour that relates to its higher Fe content and its hexagonal shape, while it is completely...end-member compositions; another example is Mg and Fe in olivine. Crystallographic System & Point Group...to darker brown internal reflections) in a massive Fe-poor sphalerite (orange internal reflections), jordanite...rutile, and ulvöspinel separating from ilmenite). Fe-, Cu-, and Ag-containing sulfides are even more out...interstitial space. Examples include various Cr, Fe, and Ti oxides as well as sulfides, the latter crystallizing
	Dill, Harald G. (2016) The CMS classification scheme (Chemical composition – Mineral assemblage – Structural geology) – linking geology to mineralogy of pegmatitic and aplitic rocks. Neues Jahrbuch für Mineralogie - Abhandlungen Journal of Mineralogy and Geochemistry, 193 (3) 231-263 doi:10.1127/njma/2016/0304	Journal (article/letter/editorial)
	pegmatite-greisen deposit) and super giant deposits (e.g., Lovozero, Russia, Ti-Zr-REE-Ta-Nb pegmatite), using as size...nepheline syenites (e.g., Larvik, Norway, Khibiny, Russia, Zr-REE-P nepheline syenite pegmatite) can be classified...mineral deposits such as thrustbound Au-As-Sb-(Hg) and Fe-Cu-Pb-Zn deposits and granite-related Sn-W-Mo, Pb-Ag-Zn-(In)Cu...mineral association along the NE edge of the Bohemian Massif in Poland is encountered along the SW edge in the...with minor montebrasite, beryl, cassiterite, columbite-tantalite and cookeite. According to the CMS it
	*Chukanov, Nikita V., Chervonnyi, Alexandr D. (2016) Infrared Spectroscopy of Minerals and Related Compounds. Springer International Publishing. doi:10.1007/978-3-319-25349-7*	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...with 5 edges shared per MnO6 octahedron VI 2+ 3+ Fe –O 450–500 Octahedron Sb3+–O 460–560 Valentinite...610–620 Isolated octahedron V VI Zr–O IV 3+ Fe –O 610–660 Tetrahedron VI W6+–O 615–815 Octahedron
	*Vladykin, Nikolay (2021) Alkaline Rocks, Kimberlites and Carbonatites: Geochemistry and Genesis: Proceedings of the XV International Seminar. Springer.*	Book
	magmatism, Its Sources and Plumes”, 1–7 September 2019, Russia, Saki. Springer Proceedings in Earth and Environmental...Series Editor Natalia S. Bezaeva, The Moscow Area, Russia The series Springer Proceedings in Earth and...magmatism, Its Sources and Plumes”, 1–7 September 2019, Russia, Saki. 123 Editor Nikolay Vladykin Vinogradov...Vinogradov Institute of Geochemistry SB RAS Irkutsk, Russia ISSN 2524-342X ISSN 2524-3438 (electronic) Springer...tectonics hypothesis throughout the world, including Russia, there has been an increased interest in the ﬁeld
	Dill, Harald G. (2010) The “chessboard” classification scheme of mineral deposits: Mineralogy and geology from aluminum to zirconium. Earth-Science Reviews, 100 (1) 1-420 doi:10.1016/j.earscirev.2009.10.011	Journal (article/letter/editorial)
	information gathered through times on Pb–Zn- and Fe deposits in several monographs in the “Geologische...NaFeSi2O6 (Ce,Ca,Fe)(Ti,Nb)2(O,OH)6 Fe7.6Ni0.4O6.4(OH)9.7Cl1.3 MnS NaAlSi3O8 BeAl2O4 (Ce,Ca,Y)2(Al,Fe)3(SiO4)3(OH)...XY2Z5(Si, Al, Ti)8O22(OH, F)2 X = K, Na, Y = Fe Ca, Mg, Mn, Zn, Z = Fe, Mn, Al, Ti NaAl(Si2O6)·(H2O) TiO2 SrCe(CO3)2(OH)·(H2O)...SrCe(CO3)2(OH)·(H2O) Al2SiO5 PbSO4 CaSO4 Cu1.75S Ca(Mg, Fe)(CO3)2 Ni3 (AsO4)2.8H2O CaAl2Si2O8 (Na,K)AlSi3O8...Pd2.25Pt0.75Sn (Mg,Al)2Si4O10(OH)·4H2O (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6 AuSb2 Ca(UO2)2(PO4)2·12(H2O) Ca
	Dill, Harald G. (2010) The “chessboard” classification scheme of mineral deposits: Mineralogy and geology from aluminum to zirconium. Earth-Science Reviews, 100 (1) 1-420 doi:10.1016/j.earscirev.2009.10.011	Journal (article/letter/editorial)
	information gathered through times on Pb–Zn- and Fe deposits in several monographs in the “Geologische...NaFeSi2O6 (Ce,Ca,Fe)(Ti,Nb)2(O,OH)6 Fe7.6Ni0.4O6.4(OH)9.7Cl1.3 MnS NaAlSi3O8 BeAl2O4 (Ce,Ca,Y)2(Al,Fe)3(SiO4)3(OH)...XY2Z5(Si, Al, Ti)8O22(OH, F)2 X = K, Na, Y = Fe Ca, Mg, Mn, Zn, Z = Fe, Mn, Al, Ti NaAl(Si2O6)·(H2O) TiO2 SrCe(CO3)2(OH)·(H2O)...SrCe(CO3)2(OH)·(H2O) Al2SiO5 PbSO4 CaSO4 Cu1.75S Ca(Mg, Fe)(CO3)2 Ni3 (AsO4)2.8H2O CaAl2Si2O8 (Na,K)AlSi3O8...Pd2.25Pt0.75Sn (Mg,Al)2Si4O10(OH)·4H2O (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6 AuSb2 Ca(UO2)2(PO4)2·12(H2O) Ca
	*Johnsen, Ole (2002) Photographic Guide to Minerals of the World. Oxford University Press, Oxford.*	Book
	Germany), and Figure 9. Axinite from Puiva, Urals, Russia. The name axinite is derived from the Greek word...\| A ~ \| eeane GF a VW a: Vi he \ Va JAS fe D ve eS ~ ; see SS \ (c) rhombic dodecahedron...relative frequency measured Aluminium (Al) Iron (Fe) by weight. Calcium (Ca) Sodium (Na) Potassium...covalent bond. @ee--@ The ionic bond K Ca Mg Na Fe Al Si forces that bind the atoms, ions, and...crust: oxygen (O), silicon (Si), aluminium (Al), iron (Fe), calcium (Ca), sodium (Na), potassium (K), and magne-
	*Roberts, Willard Lincoln, Rapp, George Robert Jr., Weber, Julius (1974) Encyclopedia of Minerals* (1st ed.) Van Nostrand Reinhold Co., New York.**	Book (edition)
	% Ca 2 Fes Sis 02 2 (OH l2 Amphibole Group Var. Fe rroactinolite Nephrite Byssolite CRYSTAL SYSTEM:...79-91 , New York, Wiley, 1963. AEN IGMATI TE Na 2 Fe 5 TiSi6 020 CRYSTAL SYSTEM: Triclinic CLASS: 1 SPACE...(1971). AERINITE = A mixture of aluminosilicates of Fe, Mg, and Ca AERUGITE Ni9AS3 016 CRYSTAL SYSTEM:...Wiley, 1944. 1 AESCHYNITE (Eschynite) (Ce, Ca, Fe, Th)(Ti, Nb) 2 (0, 0H) 6 CRYSTAL SYSTEM: Orthorhomb...Pmnb Z: 4 AESCHYNITE-(Y) (Syn. Priorite) (Y, Ca, Fe, Th)(Ti, Nb) 2 (0, 0H) 6 CRYSTAL SYSTEM: Orthorhombic
	*(2010) 20th General Meeting of the International Mineralogical Association 21–27 August, 2010 Budapest, Hungary. Acta Mineralogica-Petrographica, Abstract Series* Vol. 6. University of Szeged**	Journal (volume)
	(Czech Republic) (Romania/USA) (Germany) (Hungary) (Russia) (Czech Republic) (Japan) (Germany) Publication...the mechanisms of anoxic Fe redox cycling in the subsurface, and the impact of Fe mineral biotransformations...represents the investigation of redox processes. For Fe, the pre-edge region provides an almost direct way...g. REE in model fluid compositions [10]. XANES on Fe in hydrous melt at P & T provides evidence for non-quenchable...non-quenchable structural re-organizations in the Fe environment during the cooling to a hydrous glass
	*O'Donoghue, Michael (1994) The Colour Dictionary of Gemstones & Minerals. The Black Cat, London.*	Book
	United States, particularly Colorado, and Mexico. Iron Fe Native iron is rare. It is found either as a terrestrial...meteoritic iron and is the cubic alphaphase of the Fe—Ni system with up to 6% Ni. Metakamacite is an unstable...gamma-phase, with up¬ wards of 33% Fe. The terrestrial form, awaruite, is Ni, Fe, with 60% or more Ni. Iron is...meteorites: osbornite TiN cohenite Fe3C schreibersite (Fe, l\li)3P only in Sulphides, Selenides, Tellurides...used to remove adhering minerals. Safflorite (Co, Fe)As2 Safflorite crystallizes in the orthorhom¬ bic
	*Betekhtin, A. (1966) A Course in Mineralogy. Peace Publishers, Moscow.*	Book
	works influenced generations of mineralogists. In Russia the beginning of mineralogy as a science is linked...the Senate a project for the collection all over Russia of “ various sands, various stones, various clays...countries. Meanwhile, mineralogical knowledge in Russia developed independ ently and rose to such a high...to various provinces over the vast territory of Russia, principally in the Urals and Siberia, organised...international fairs, were generally recognised outside Russia as highly important contributions to the development
	*O'Donoghue, Michael - Ed.* (1976) The Encyclopedia of Minerals and Gemstones. Orbis Publishing Ltd.**	Book
	Cr Co Cu Dy Er Eu F Gd Ga Ge Au Hf He Ho H In 1 Ir Fe Kr La Pb Li Lu Mg Mn Hg Mo atomic number 13 51 18...the same contents as those of the Se As Br Ca Na Pb Fe Sb 1 Te Sr K Mn Ti inert gases. From this has evolved...principle governing our understanding of how Zr V Fe Cs (NO. ) (S03) (P03) (Se03) (As03) Co Cu W elements...form ions with several valencies. For example, iron (Fe) may occur as divalent Fe2+ or trivalent Fe3 + ,...carbon. In graphite the carbon atoms are linked Mg and Fe. You can think of this as the forsterite into sheets

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Columbite-(Fe) from Lovozero Massif, Murmansk Oblast, Russia

Columbite-(Fe) from
Lovozero Massif, Murmansk Oblast, Russia