| | Journal (article/letter/editorial) | CERITE-(Ce) AND THORIAN SYNCHYSITE-(Ce) FROM THE NIEDERBOBRITZSCH GRANITE, ERZGEBIRGE, GERMANY: IMPLICATIONS...GeoForschungsZentrum Potsdam, Telegrafenberg, D-14473 Potsdam, Germany ABSTRACT A detailed survey of accessory minerals...biotite granites from Niederbobritzsch, Erzgebirge, Germany, reveals the presence of various, late magmatic...minerals, including cerite-(Ce), thorian synchysite-(Ce), synchysite-(Ce), and an unidentified Th-rich...Th-rich REE fluorocarbonate(?). Cerite-(Ce) is a REE silicate that, to date, has been found in only half a | | | Journal (article/letter/editorial) | FROM THE ZINNWALD GRANITE, EASTERN ERZGEBIRGE, GERMANY Hans-JĂŒrgen FĂRSTER§ Deutsches GeoForschungsZentrum...Section Reservoir Technologies, Dâ14473 Potsdam, Germany Martin ONDREJKA and Pavel UHER Department of Mineralogy...Slovakia Abstract The granite cupola at Zinnwald (Germany) or CĂnovec (Czech Republic) consists of highly...REEâYâThâUâZr minerals, including arsenoflorencite-(Ce), chernovite-(Y), hydrated chernovite-(Y) â xenotime-(Y)...comprise As-poor bastnĂ€site-(Ce), synchysite-(Ce), synchysite-(Y), fluocerite-(Ce), and columbite-(Fe). Electron-microprobe | | | Journal (article/letter/editorial) | Alfredopetrovite, a new selenite mineral from the El DragÏn mine, Bolivia. European Journal of Mineralogy, 28(2)...from the El DragÏn mine, Antonio Quijarro Province, PotosĂ Department, Bolivia. The mine exploited a telethermal...of bussyite-(Ce) but differs in details. The H atoms are much more abundant in bussyite-(Ce) as [H2O] groups...percent. The mineral named as Y analog of bussyite-(Ce). The root name honors the French chemist and pharmacist...from the central-eastern ore body of the Wessels mine, Kalahari Manganese Field, Northern Cape Province | | | Journal (article/letter/editorial) | GeoForschungsZentrum Potsdam, Telegrafenberg, 14473 Potsdam, Germany e-mail: thomas@gfz-potsdam.de P. Davidson ARC Centre...Wissenschaften e.V, Neuer Weg 6, Neschwitz/Bautzen, Germany miarolitic cavity, contradicting the view that...miarolitic pegmatites from the KoÌnigshain granite, E Germany (miarolitic class, CÌernyÌ and Ercit 2005), with...margin of the Lusatian Granitoid Complex in SE Germany about 10 km NW of GoÌrlitz (Fig. 1). This small...monazite, xenotime, zircon, bastnaÌsite-(Ce) and fluocerite-(Ce) (Fig. 2b, c). The mineralinclusion-free | | | Journal (article/letter/editorial) | Z I N E , M A R C H 1983, VOL. 47, PP. 41-6 Fluocerite and its alteration products from the Afu Hills...composed of fluocerite, Ce0.5oLao.EaNdo.u Pro.o4Th0.oaCao.o2F3, with minor monazite. The fluocerite shows two...cerianite. Electron microprobe analyses are given for fluocerite, monazite, bastn~isite and bastn/isite-(La).... The refined cell parameters of the fluocerite are a = 7.130_+0.001,c = 7.298s _+0.001 A. Strongest lines...M r R. K. Harrison showed that they contained fluocerite with subordinate cerianite, and an XRF analysis | | Bastos Neto, A. C., Pereira, V. P., Ronchi, L. H., de Lima, E. F., Frantz, J. C. (2009) THE WORLD-CLASS Sn, Nb, Ta, F (Y, REE, Li) DEPOSIT AND THE MASSIVE CRYOLITE ASSOCIATED WITH THE ALBITE-ENRICHED FACIES OF THE MADEIRA A-TYPE GRANITE, PITINGA MINING DISTRICT, AMAZONAS STATE, BRAZIL. The Canadian Mineralogist, 47 (6) 1329-1357 doi:10.3749/canmin.47.6.1329 | Journal (article/letter/editorial) | melt was buffered by crystallization of cryolite. Tin (cassiterite) and Nb (uranoan plumbopyrochlore) were...deposit is represented by gagarinite-(Y), with fluocerite-(Ce) inclusions formed by exsolution of the early...de gagarinite-(Y), avec inclusions de fluocĂ©rite-(Ce) formĂ©es par exsolution Ă partir dâune gĂ©nĂ©ration...massive cryolite. This association of cryolite with tin, niobium and several other rare metals in the same... 1991, Lenharo 1998, Costi 2000), or focused on tin mineralization (Costi et al. 2000a). Cryolite mineralization | | | Journal (issue) | Lieber Heidelberg, W. Germany Olaf Medenbach Ruhr Universitat Bochum Bochum, W. Germany Eric Offermann Arlesheim.............. 425 by P. J. Dunn & C. Frondel Fluocerite-(Ce) and other minerals from the Little Patsey...Itâs about 18 cm tall, and came from the Eureka mine, Tuolumne County, California. The specimen, now...books & other collectibles. youâre traveling in Germany, visit us for some German hospitality & see some...Exceptional H igh-Q uality Minerals and Fossils from Germany, Europe, Africa Weerth Edelsteine u. M ineralien | | | Journal (issue) | Lieber Heidelberg, W. Germany Olaf Medenbach Ruhr Universitat Bochum Bochum, W. Germany Eric Offermann Arlesheim.............. 425 by P. J. Dunn & C. Frondel Fluocerite-(Ce) and other minerals from the Little Patsey...Itâs about 18 cm tall, and came from the Eureka mine, Tuolumne County, California. The specimen, now...books & other collectibles. youâre traveling in Germany, visit us for some German hospitality & see some...Exceptional H igh-Q uality Minerals and Fossils from Germany, Europe, Africa Weerth Edelsteine u. M ineralien | | | Journal (article/letter/editorial) | 1979, 1999). In the last decades, following the tin provinces of Europe, Australia, Africa, North and...China known for their large and unique deposits of tin, tungsten, and other mineral resources (Nedosekin...a typical feature of many tin areas: Kazakhstan, Mongolia, China, Germany, Transbaikalia, etc. (Kovalenko...Zircon Ilmenite Monazite(Ce) Topaz Fluorite Ce, Y fluorides Cyrtolite Allanite(Ce) Allanite(Y)* Tantaloniobates...mm in size) of longprismatic apatite(CaF) with Ce, Nd, Mn, Fe, Sr, and Th (up to 0.1 apfu in total) | | | Report (issue) | in the Igneous Host of Molybdenum Ore, Henderson Mine, Colorado By George A. Desborough U. S. Geological...14 TABLES Page Table 1. 2. Concentration of tin, tantalum, and niobium in ilmenorutile from a mill...rock units vhich occur at the Henderson molybdenum mine, Colorado. The major minerals in fresh Henderson...uranium-bearing thorite, aeschynite, columbite, and fluocerite. Ilmenorutile is presnet in all rock units...inhomogeneous, and uranium, thorium, tantalum, niobium, tin, and scandium are noteworthy rare metals. Yttrium | | | Journal (article/letter/editorial) | pyrochlore, gagarinite-(Y), fluocerite-(Ce), yttrofluorite, bastnaesite-(Ce), fluorine salt melt DOI: 10...interstitial aggregates of Ln fluorides and bastnaesite-(Ce) (Sklyarov et al., 2016). The presence of cryolite...bastnaesite(Ce); subordinate minerals are bafertisite, fergusonite-(Y), euxenite-(Y), fluocerite-(Ce), monazite(Ce)...monazite(Ce), magnetite, ilmenite, cassiterite, sulfides (sphalerite, pyrite, chalcopyrite, galena), calcite...euxenite-(Y), monazite-(Ce), xenotime-(Y), fluorapatite, bastnaesite-(Ce), and parisite(Ce) are also intergrown | | Öhman, Lennart, Nysten, Per, Langhof, Jögen (2004) Famous Mineral Localities: The BastnĂ€s Mines, Riddarhyttan Ore Field, Bergslagen District, VĂ€stmanland, Sweden, in Rare Earths!. The Mineralogical Record, 35 (3) 187-200 | Journal (article/letter/editorial) | locality for allanite-(Ce), bastnĂ€site-(Ce), cerite-(Ce), lanthanite-(Ce), törnebohmite-(Ce) and linnaeite,...dumps, about 30 meters from the Sankt Göransgruvan mine. The zone contained many cerium minerals, as well...I (Gustav Vasa). The last active iron and copper mine, BĂ€ckegruvan, was closed by its owner, Fagerstabruk...district one of the oldest in Sweden. Though the mine was mainly worked for iron ore, copper ore production...important for the gun-making foundries. The Falu mine in the northern Bergslagen area was Europeâs most | | | Journal (article/letter/editorial) | rare-earth elements, beryllium, molybdenum, zinc, tin, titanium, and so on that would eventually make their...include bastniisite(Ce),beryl, biotite, columhite, epidote,fayulite, fluocerite-(Ce) (jormerly known us...locality for bastnasite and âtysoniteâ (now fluocerite-Ce) that was ânear Manitou.â This locality is probably...described a 6-kilogram cleavage mass of bastnlsite(Ce) and âtysonite.â This specimen, too, consisted of...tall. Dave Bunk specimen. Figure 17. Gadolinite-(Ce) in quartz from the Dixie Hell pegmatite, South Platte | | Atencio, Daniel, Bastos Neto, Artur C., Pereira, Vitor P., Ferron, JosĂ© T. M. M., Hoshino, M., Moriyama, T., Watanabe, Y., Miyawaki, R., Coutinho, JosĂ© M. V., Andrade, Marcelo B., Domanik, Kenneth, Chukanov, Nikita V., Momma, K., Hirano, H., Tsunematsu, M. (2015) Waimirite-(Y), orthorhombic YF3, a new mineral from the Pitinga mine, Presidente Figueiredo, Amazonas, Brazil and from Jabal Tawlah, Saudi Arabia: description and crystal structure. Mineralogical Magazine, 79 (3) 767-780 doi:10.1180/minmag.2015.079.3.18 | Journal (article/letter/editorial) | orthorhombic YF3, a new mineral from the Pitinga mine, Presidente Figueiredo, Amazonas, Brazil and from...A-type Madeira granite (~1820 Ma), at the Pitinga mine, Presidente Figueiredo Co., Amazonas State, Brazil...ïŹuorite, xenotime-(Y), gagarinite-(Y), ïŹuocerite-(Ce), genthelvite helvite, topaz, âilliteâ, kaolinite...charge balance): F 29.27, Ca 0.83, Y 37.25, La 0.19, Ce 0.30, Pr 0.15, Nd 0.65, Sm 0.74, Gd 1.86, Tb 0.78...mineral, hydrothermal vein, yttrium ïŹuoride, Pitinga mine, Presidente Figueiredo Co., Amazonas State, Brazil | | | Journal (article/letter/editorial) | AND MINERAL ASSEMBLAGES Allanite-(Y) and Allanite-(Ce) Paragenesis in Tourmalinite of the Severnyi Pluton...optical properties, and composition of allanite-(Ce) and allanite-(Y) from raremetal tourmalinite of...established. Allanite-(Y) is partly replaced with allanite-(Ce), and metasomatic rims 2â10 ÎŒm wide enriched in LREE...that the transition of allanite-(Y) into allanite-(Ce) might be caused by anincrease in acidity and decrease...hydrothermal process. Keywords: allanite-(Y), allanite-(Ce), yttrium, lanthanides, paragenesis, isomorphism | | | Book (chapter) | Fourestier 237 (1999). naatelite = P-rich allanite-(Ce), Deer et al. 1B, 151 (1986). Na-autunite = metanatroautunite...naftolit = bitumen shale, LĂĄszlĂł 190 (1995). naga = tin, Hintze I.1, 340 (1899). nagasimalit = nagashimalite...Geoscience 771 (1996). nagatelite = P-rich allanite-(Ce), AM 16, 343 (1931). nageite = Y-rich zircon, AM...AM 63, 425 (1978). Nagetelit = P-rich allanite-(Ce), Kipfer 126 (1974). Nagiagererz = nagyĂĄgite, Egleston...kaolinite, CCM 26, 103 (1978). nakareniobszit-(Ce) = nacareniobsite-(Ce), LĂĄszlĂł 190 (1995). nakasĂ©ite = Cu-rich | | | Journal (article/letter/editorial) | Earth Sciences, P.O. Box 601553, D-14415 Potsdam, Germany Received 4 January 2005; accepted 16 August 2005...allanite and thorite generally are absent, monazite-(Ce) accounts for almost 60â90% of the Th and light rare...late Variscan granites from the Erzgebirge of Germany and Pan-African granites from Jordan. 2. Background...Li (ppm) Sc Co Ni Zn Ga Rb Sr Y Zr Nb Sn Cs Ba La Ce Pr Nd Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta Pb Th U...Niederbobritzsch, KIB = Kirchberg, MAB = Markersbach, ATB = Altenberg, ZNW = Zinnwald, HUM = Humrat, ISH = Ishaar. | | | Journal (article/letter/editorial) | polycrase(Y), and betafite. Allanite(Ce), bastn aesite(Ce), xenotime(Y), Y and Zrthorite, zircon...wolframite, polycrase(Y), monazite(Ce), fluocerite(Ce), bastnaesite(Ce), cerphosphorhuttonite, thor ite...characterized by (ppm) low Sr (6â230), high REE (La + Ce + Nd = 230â440), and widely varying Ba (20â 3600)...stoichiometric; one analysis contained 1.1. wt % Nb2O5. Tin is also incorporated in rutile (see below), ilmenorutile...Tungsten was noted at 11 points (0.6â3.5 wt % WO3), and tin, at 4 points (0.54â0.75 wt % SnO2). Fine rhythmic | | | Book | founding members of IMA. Hugo Strunz Unterw6ssen, Germany Foreword v ..: r m a n y YL'a rs of collcc1ing...is insufficient to distinguish between Allanite-(Ce) and Allanite-(Y) . Where t h e d i stin guishing...b} (of Chesnokov) calcium iron oxide from burning mine dump Acid Aluminium Phosphate = (of Marchand) inadequately...Adventurine Aechynite = = Quartz a) Aeschynite·(Ce), Aeschynite-(Y), b) Aeschynite·(Nd) = Corundum...Aeschynite· (Ce), b) (from Hidro and Arendol, Norway) Aeschynite·(Y), c) Aeschynite-(Nd), Aeschynite·(Ce) Aeschynite-(Yt) | | | Book (chapter) | Fe6[(Si2Al2)O10](OH)8, CCM 32, 205 (1984). Fe-chevkinite-(Ce) = chevkinite-(Ce), EJM 14, 974 (2002). Fe-chlorite = chamosite...Th-rich britholite-(Ce), AM 48, 211 (1963). fenghuanglite = Th-rich britholite-(Ce), MM 32, 955 (1961);...261 (1962). feng-huang-shih = Th-rich britholite-(Ce), AM 45, 754 (1960); MM 33, 261 (1962). fengita series...IV, 85 (1822). ferchevkinite = Fe-rich chevkinite-(Ce), AM 63, 424 (1978). fer chromatĂ© = chromite, HaĂŒy...Dana 6th, 228 (1892). fercsevkinit = chevkinite-(Ce), LĂĄszlĂł 73 (1995). fer de lance = gypsum twin, Chudoba | | Zhu, Zeying, Wang, Rucheng, Marignac, Christian, Cuney, Michel, Mercadier, Julien, Che, Xudong, Lespinasse, Marc-Yves (2018) A new style of rare metal granite with Nb-rich mica: The Early Cretaceous Huangshan rare-metal granite suite, northeast Jiangxi Province, southeast China. American Mineralogist, 103 (10) 1530-1544 doi:10.2138/am-2018-6511 | Journal (article/letter/editorial) | Hf-rich zircon, Y-rich fluorite, and Th-rich fluocerite included in the Huangshan micas. Such accessory...S. Department of Energy (2011). About 90% of Nb mine production is from pyrochlore and the rest from...the tungsten mined worldwide (Sun et al. 2012). Tin, tungsten, and other rare metals (Nb, Ta, Be, and...accessory minerals, the standards were: monazite (La, Ce, Nd), REEF3 (Gd, Tb, Dy, Ho, Er, Tm, Yb), wollastonite...ablation system (193 nm, Microlas, Göttingen, Germany, GĂŒnther et al. 1997), coupled to an Agilent 7500c | | | Journal (article/letter/editorial) | characterized by intergrowth of yttrofluorite with fluocerite and gagarinite, which indicates a relative enrichment...system. Neighborite, coulsellite, gagarinite, fluocerite, and tveitite-(Y) appear in biotiteâamphibole...presence of fluorite, calcite, fluorcarbonate, or fluocerite reflects the relative concentrations of Ca2+...characteristic of biotiteâamphibole granite; gagarinite, fluocerite, and other fluorides occur along with fluorite...cryolite; Cst, cassiterite; Fl, fluorite; Flc, fluocerite; Gg, gagarinite; Ilm, ilmenite; Mag, magnetite; | | | Book (edition) | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43... Prague Printedin Czech Republicby Finidr.u.o .. Ce,ky Te~in 14/02/03/0 I All rights reservedâąâą ·o pan...dominant rareearth element (REE). e.g. monazite-(Ce), monazite(Nd), etc. In a few cases a similar procedure...= 99°37' Z = 4. Stable by <173°C, Abenakiite-(Ce) a26(Ce,Nd)c,[Ol(C?,,)61all argentite specimens are actually...Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]âą6HzO | | | Book | 1000° Mots inc. Native Gold on Quartz, Paymaster mine, South Porcupine, Ontario / Photo by Brian Boyle...Marquis imprimeur inc. Barite on Quartz, Rock Candy mine, Grand Forks, British Columbia / Photo by Ken Mayer...Mayer Publisher Pyromorphite, Society Girl mine, Moyie, British Columbia / Photo by Ken Mayer Mineralogical... Ontario Canada Diopside on Grossular, Jeffrey mine, Asbestos, Quebec / Photo by Jeffrey A. Scovil...overflow â_Lat. fluere, to flow Old English ca.450-1050 CE krup-yo, to conceal, hide Gk. kryptein, to hide | | Bastos Neto, A. C., Pereira, V. P., Pires, A. C., Barbanson, L., Chauvet, A. (2012) FLUORINE-RICH XENOTIME FROM THE WORLD-CLASS MADEIRA Nb-Ta-Sn DEPOSIT ASSOCIATED WITH THE ALBITE-ENRICHED GRANITE AT PITINGA, AMAZONIA, BRAZIL. The Canadian Mineralogist, 50 (6) 1453-1466 doi:10.3749/canmin.50.6.1453 | Journal (article/letter/editorial) | deposit The term Pitinga mine is used to designate a mining complex, the main tin producer in Brazil, that...massive cryolite deposit. These minerals contain fluocerite-(Ce) inclusions. The MCD consists of several bodies...Ulmann, L. (2005): The cryolite ore deposit, Pitinga mine (Amazonas). In Ore Mineral Deposits from Amazonian...Alteration and breakdown of xenotime-(Y) and monazite(Ce) in granitic rocks of the Western Carpathians, Slovakia...the Example of the Albite Granite from the Pitinga Mine, Amazonas State, Brazil. Doctoral thesis, Federal |
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