 | | Report (issue) | | able.pdf. Cover. The Mountain Pass Mine, San Bernardino County, California, was the only active producer...............................................O4 China...............................................................................................O21 Mine Waste Characteristics.........................................................................O22 Mine Closure...........................................Figures O1. O2. O3. O4. O5. Graph showing world mine production of rare-earth oxides, by country and |  | Nedosekova, Irina, Vladykin, Nikolay, Udoratina, Oksana, Belyatsky, Boris (2021) Ore and Geochemical Specialization and Substance Sources of the Ural and Timan Carbonatite Complexes (Russia): Insights from Trace Element, RbâSr, and SmâNd Isotope Data. Minerals, 11 (7) 711 doi:10.3390/min11070711 | Journal (article/letter/editorial) | | carbonatites: Mountain Pass (USA) and Bayun-Obo (China) provide more than half of the world production...Miaoya, Daluxiang, Maoniuping (Qinling and Mianning-Dechang orogenic belts, China [11,17â19]). In the...Baidashevskoe (Nb), 10âIshkulskoe (Nb), 11âIlmenskoe, 97 mine (Nb and REE), 12âKhaldikhinskoe, 13âSungulskoe....9âBaidashevskoe (Nb), 10âIshkulskoe (Nb), 11âIlmenskoe, 97 mine (Nb and The REE),largest 12âKhaldikhinskoe, 13âSungulskoe... and aluminosilicate glasses doped with REE (La, Ce, Y, Sm, Pr, Nd); the concentrations of Mg, Ca, Si |  | Wu, Bin, Wen, Han-Jie, Bonnetti, Christophe, Wang, Ru-Cheng, Yang, Jin-Hui, Wu, Fu-Yuan (2019) Rinkite-(Ce) in the nepheline syenite pegmatite from the Saima alkaline complex, northeastern China: Its occurrence, alteration, and implications for REE mineralization. The Canadian Mineralogist, 57 (6) 903-924 doi:10.3749/canmin.1900042 | Journal (article/letter/editorial) | | RINKITE-(Ce) IN THE NEPHELINE SYENITE PEGMATITE FROM THE SAIMA ALKALINE COMPLEX, NORTHEASTERN CHINA: ITS...Resources and Environment, East China University of Technology, Nanchang 330013, China RU-CHENG WANG§ State Key...Deposits Research, Nanjing University, Nanjing 210023, China JIN-HUI YANG AND FU-YUAN WU State Key Laboratory...Geophysics, Chinese Academy of Sciences, Beijing 100093, China ABSTRACT The nepheline syenite pegmatite in the...complex in northeastern China is characterized by REE mineralization, mainly rinkite-(Ce) and associated alteration |  | Alles, Jonas, Ploch, Alexander-Maria, Schirmer, Thomas, Nolte, Nicole, Liessmann, Wilfried, Lehmann, Bernd (2019) Rare-earth-element enrichment in post-Variscan polymetallic vein systems of the Harz Mountains, Germany. Mineralium Deposita, 54 (2) 307-328 doi:10.1007/s00126-018-0847-8 | Journal (article/letter/editorial) | | PAAS-normalized REE patterns with a Eu peak but without Ce or Y anomalies and with a steeply dipping HREE pattern...identifies these patterns as dominated by synchysite-(CeâNd) with strong Eu enrichment in the weight percent...carbonatite-related LREE-dominated bastnĂ€site from China and elsewhere and allows an interesting perspective...zinc since the nineteenth century. The cumulative mine output is significant, with about 1.9 Mt Pb, 1.5...rare earth elements (REE), especially light REE (La, Ce, Sm, Eu) (Möller et al. 1979, 1984; LĂŒders et al |  | | Journal (article/letter/editorial) | | stages are suggested. The earliest fluorbritholite-(Ce) formed locally from a late magmatic, high temperature...britholite-(Ce) (Ce,Ca) 5 (SiO 4 ) 3 OH, britholite-(Y) (Y,Ca) 5 (SiO 4 ) 3 OH, fluorbritholite-(Ce) (Ce,Ca)5(SiO4)3F...de Los Molles, Sakharjok, Misery, Weishan and Maoniuping, Pilanesberg and Ilimaussaq (Ripp et al. 2005;...syenite: fluorbritholite-(Y) and fluorbritholite-(Ce), respectively (Lyalina et al. 2014; Zozulya et al...minerals, batievaite-(Y), behoite, calcite, cerianite-(Ce), fluorite, gadolinite subgroup minerals, hainite |  | Zozulya, Dmitry, Lyalina, Lyudmila, Macdonald, Ray, BagiĆski, BogusĆaw, Savchenko, Yevgeny, Jokubauskas, Petras (2019) Britholite Group Minerals from REE-Rich Lithologies of Keivy Alkali GraniteâNepheline Syenite Complex, Kola Peninsula, NW Russia. Minerals, 9 (12) 732 doi:10.3390/min9120732 | Journal (article/letter/editorial) | | resulting in crystallization of fluorbritholite-(Ce). Britholite group minerals (mainly fluorcalciobritholite...com/journal/minerals Minerals 2019, 9, 732 2 of 23 and Maoniuping [23]; Pilanesberg and Ilimaussaq [24]), britholite...tritomite species) britholite-(Ce), britholite-(Y), fluorbritholite-(Ce), fluorbritholite-(Y), and fluorcalciobritholite...actinideâbearing minerals are chevkiniteâ(Ce), bastnĂ€siteâ(Ce), allaniteâ(Ce), source formain the primary melts... Numerous Zr-Y-REE-Nb fergusoniteâ(Y), monaziteâ(Ce), thorite, xenotimeâ(Y), REEârich fluorapatite, and |  | | Book | | market due to denial of material by countries, like China, which have large Rare Earth Element (REE) resources.... . . . . . . . . . . . . . . . . . . . . . 9.6 Mine Tailings and Slags . . . . . . . . . . . . . . ...Waste Electrical and Electronic Equipment (Urban Mine) . . . . . . . . . . . . . . . . . . . . . . . ...Scandium 39 Y Yttriu m 57 La Lanthanum 58 Ce Ceriu m 59 Pr Praseodymium 60 Nd Neodymium...21 29 30 La 30 27 30 16 32.3 25.6 27.3 Ce 60 55 64 33 65.6 55.7 59.3 Pr 8.2 7.1 |  | Migdisov, A., Williams-Jones, A.E., Brugger, J., Caporuscio, F.A. (2016) Hydrothermal transport, deposition, and fractionation of the REE: Experimental data and thermodynamic calculations. Chemical Geology, 439. 13-42 doi:10.1016/j.chemgeo.2016.06.005 | Journal (article/letter/editorial) | | carbonate and phosphate complexes. 2.3. Stability of Ce(IV) and Eu(II) species in hydrothermal solutions...production is restricted largely to a single country (China) and their supply is therefore vulnerable, the REE...origin, such as the giant Bayan Obo REE deposit in China (e.g., Chao et al., 1992; Smith et al., 2000). Hydrothermal...of the largest of known REE deposit, Bayan Obo, China, are interpreted to have formed at temperatures...ïŹuorocarbonates [e.g., bastnĂ€site(Ce), parisite-(Ce) and synchysite-(Ce)] are commonly the dominant ore |  | | Book (edition) | | Helium Holmium Al Sb A As Ba Be Bi B Br Cd Ca C Ce Cs Cl Cr Co Cu Dy Er Eu F Gd Ga Ge Au Hf He Ho Hydrogen...BSFM BSF.\IC BS.'.\' CfSJ CA CCA CoC\l CCM CCR CE CJM CJC Aufschlus.s Boletin Fac11/tadde cienncia...Dragon, Uintah County. Utah, USA. 63. 930-937, Science 223, 1075-1076 (str.) ⥠Abcnakiite-(Ce), Na2 lCc..., Poudrene quany, Moni Saint-Hilaire, Rouville County, Quebec, Canada. New Mins. (1997), CM32, 843-854...Abernathyitc, K[(UO 2 )(AsO,)](HP) 3, tet., Fumerole No. 2 mine, Temple Mountain. on the southeast flank of the |  | | Report (issue) | | tungsten, rare-earth elements, and antimony in China; niobium in Brazil; and platinum-group elements....B3 Graph showing dates associated with all the mine sites on the U.S. Environmental Protection Agencyâs...production, U.S. apparent consumption, and U.S. mine production of antimony from 1900 to 2012............................F2 Graph showing world cobalt mine and refinery production and apparent consumption.....................F2 Graph showing world cobalt mine production from 1950 to 2011................... |  | Kogel, Jessica Elzea, Trivedi, Nikhil C., Barker, James M., Krukowski, Stanley T. - Eds. (2006) Industrial Minerals and Rocks (7th ed.) Society for Mining, Metallurgy, and Exploration, Inc., Littleton, CO. | Book (edition) | | . . . . . . . . . . . . . . . . . . . . . . . . Mine Safety and Health Law . . . . . . . . . . . . ....ong con suming industries, and the emer gence of China and India as major players in industrial minerals...di ctates t hat some count ries or r egions ha ve ce rtain min erals th ey n eed b ut n ot ot hers, and...terials. The ir m ain a sset is that the y occ upy spa ce. They ha ve signi ficant âplace v alueâ; tha t i...omine, and rare-earth elements. In a lar ge diamond mine, for e xample, 50 percent o f the annual revenue |
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