 | Reinhardt, Nils, Proenza, JoaquĂn, Villanova-de-Benavent, Cristina, Aiglsperger, Thomas, Bover-Arnal, Telm, TorrĂł, Lisard, Salas, Ramon, Dziggel, Annika (2018) Geochemistry and Mineralogy of Rare Earth Elements (REE) in Bauxitic Ores of the Catalan Coastal Range, NE Spain. Minerals, 8 (12) 562 doi:10.3390/min8120562 | Journal (article/letter/editorial) | | Bauxitic Ores of the Catalan Coastal Range, NE Spain Nils Reinhardt 1,2,3, *, JoaquĂn A. Proenza 2 ,...Barcelona (UB), MartĂ i FranquĂšs s/n, 08028 Barcelona, Spain; japroenza@ub.edu (J.A.P.); c.villanova-de-benavent@brighton...deposits of the Catalan Coastal Range (CCR), NE-Spain. It is revealed that the studied bauxitic ores have...bauxites are characterized by âREE (including Sc, Y) between 286 and 820 ppm (av. 483 ppm) and light REE...phosphate minerals, identified as monazite-(Ce) and xenotime-(Y) of detrital origin and unidentified REE-phosphates |  | Roda-Robles, EncarnaciĂłn, Pesquera, Alfonso, Simmons, William, Gil-Crespo, Pedro P., Webber, Karen, Nizamoff, James, Falster, Alexander (2020) Paragenetic relationships, geochemistry and petrogenetic significance of primary Fe Mn phosphates from pegmatites: The case study of Cañada (Salamanca, Spain) and Palermo (New Hampshire, USA) pegmatites. Lithos, 374. 105710pp. doi:10.1016/j.lithos.2020.105710 | Journal (article/letter/editorial) | | pegmatites: The case study of Cañada (Salamanca, Spain) and Palermo (New Hampshire, USA) pegmatites EncarnaciĂłn...pegmatites: The case study of Cañada (Salamanca, Spain) and Palermo (New Hampshire, USA) pegmatites, LITHOS...PEGMATITES: THE CASE STUDY OF CAĂADA (SALAMANCA, SPAIN) AND PALERMO (NEW HAMPSHIRE, USA) PEGMATITES EncarnaciĂłn... Maine, United States lP 2 -p 48940 Leioa, Spain, encar.roda@ehu.es na *Corresponding author ur...mean continental crust for Journal Pre-proof Zn, Y, REE and Pb. Crystal-chemical constraints, combined |  | Roda, EncarnaciĂłn, Pesquera, Alfonso, Fontan, François, Keller, Paul (2004) Phosphate mineral associations in the Cañada pegmatite (Salamanca, Spain) : Paragenetic relationships, chemical compositions, and implications for pegmatite evolution. American Mineralogist, 89 (1) 110-125 doi:10.2138/am-2004-0114 | Journal (article/letter/editorial) | | associations in the Cañada pegmatite (Salamanca, Spain): Paragenetic relationships, chemical compositions...Departamento de MineralogĂa y PetrologĂa, Univ. PaĂs Vasco/EHU, Apdo. 644, E-48080 Bilbao, Spain Laboratoire Cristallographie...Germany 2 ABSTRACT The Cañada pegmatite (Salamanca, Spain), a Li-P-(Sn-Nb ± Ta)-bearing granitic pegmatite...part of the provinces of Salamanca and Zamora (Spain). Most of these rare-element pegmatites have been...fluorapatite magniotriplite johnsomervilleite xenotime-Y montebrasite Exsolution phosphates sarcopside |  | BaÄĂk, P., Uher, P., Ertl, A., Jonsson, E., Nysten, P., KanickĂœ, V., VaculoviÄ, T. (2012) Zoned REE-Enriched Dravite from a Granitic Pegmatite in Forshammar Bergslagen Province, Sweden an EMPA XRD and LA-ICP-MS Study. The Canadian Mineralogist, 50 (4) 825-841 doi:10.3749/canmin.50.4.825 | Journal (article/letter/editorial) | | Tourmaline contains inclusions of zircon and xenotime-(Y), and it is cut by veinlets of muscovite and...as a dravite with moderate AlâMg disorder at the Y and Z sites. Tourmaline displays chemical zoning that...(Eu/Eu* = 0.005 to 0.05). The contents of Ti, Mn, Y and REE generally increase at the boundary of the...Keywords: tourmaline, dravite, muscovite, zircon, xenotime-(Y), hydroxylbastnĂ€site-(Ce), REE, EMPA, XRD, LAâICPâMS...electron-microprobe measurements of zircon, xenotime-(Y) and hydroxylbastnĂ€site-(Ce) are given in PrĆĄek |  | Guastoni, A., Nestola, F., Ferraris, C., Parodi, G. (2012) Xenotime-(Y) and Sn-rich thortveitite in miarolitic pegmatites from Baveno, Southern Alps, Italy. Mineralogical Magazine, 76 (3) 761-767 doi:10.1180/minmag.2012.076.3.23 | Journal (article/letter/editorial) | | Magazine, June 2012, Vol. 76(3), pp. 761â767 Xenotime-(Y) and Sn-rich thortveitite in miarolitic pegmatites...Fernando CaÌmara] ABSTRACT Xenotime-(Y), (Y,REE)PO4, and thortveitite, (Sc,Y)2Si2O7, in a miarolitic cavity...Fluorine has an important role as a complexing agent for Y and REEs in supercritical pegmatitic ïŹuids; annitesiderophyllite...and chamosite are the most likely sources of the Y and REEs. The thortveitite from Baveno contains up...20 wt.% SnO2, an unusually high Sn content. Xenotime-(Y) is enriched in Gd in comparison to other Alpine |  | | Journal (article/letter/editorial) | | ORIGINAL PAPER Paragenesis and composition of xenotime-(Y) and florencite-(Ce) from unconformity-related...the paragenesis and ore mineral composition of xenotime [(Y,HREE)PO 4] and florencite [LREEAl3(PO4)2(OH)6]...Australia. Two stages of xenotime-(Y) formation are recognized: (1) early xenotime-(Y) in breccias (breccia-hosted)...(breccia-hosted) and in quartz-xenotime-(Y) veins (vein-type); and (2) late xenotime-(Y) that occurs largely as...dipyramidal-shaped overgrowths on the pre-existing early xenotime-(Y). Similarly, florencite-(Ce) formed in two stages |  | | Journal (article/letter/editorial) | | 397â404 Kamphaugite-(Y) from La Cabrera massif, Spain: a low-temperature hydrothermal Y-REE carbonate J.... DELGADO2 1 Departamento de PetrologıÌa y GeoquıÌmica y Instituto de GeologıÌa EconoÌmica CSIC, Facultad...Complutense, 28040 Madrid, Spain 2 Departmentamento de Ciencias de la Tierra y QuıÌmica Ambiental, EstacioÌn...del ZaidıÌn, CSIC, 18008 Granada, Spain ABSTR ACT Kamphaugite-(Y) occurs as white to cream-coloured... kainosite-(Y) and laumontite, and inside miarolitic cavities. La Cabrera kamphaugite-(Y) has an average |  | | Journal (article/letter/editorial) | | Fuentenueva, University of Granada, Eâ18002 Granada, Spain Abstract The results of ~4000 LAâICPâMS analyses...The highest concentrations of Zr are found in xenotime, followed by titanite, ilmenite, rutile, allanite...KDHf/KDZr â 1, and values less than one were found in xenotime and zircon (0.8), garnet (0.7), and allanite (0...geochronology, are described: the formation of xenotime as a product of the breakdown of garnet in amphibolite-grade...included in Zr-bearing feldspars. Keywords: zircon, xenotime, mineral composition, saturation temperature, |  | | Journal (article/letter/editorial) | | pluton contain the most U-rich monazite-(Ce) and xenotime known in igneous rocks. Along with these accessory...wt%), positively correlated with Ca, Si, P, Y and REE. Xenotime shows a high UO2 content (2.37â13.34 wt%)...studied monazite and U in xenotime is the cheralite-type [(Th,U)4? ? Ca2? = 2(Y,REE)3?] substitution. Zircon...Villaseca D. Orejana Departamento de PetrologıÌa y GeoquıÌmica, Facultad de Ciencias GeoloÌgicas, Instituto...CSIC), c/JoseÌ Antonio Novais 2, 28040 Madrid, Spain e-mail: pesoa@geo.ucm.es T. Jeffries Department |  | Broska, Igor, Williams, C.Terry, Uher, Pavel, KoneÄnĂœ, Patrik, Leichmann, JaromıÌr (2004) The geochemistry of phosphorus in different granite suites of the Western Carpathians, Slovakia: the role of apatite and P-bearing feldspar. Chemical Geology, 205 (1) 1-15 doi:10.1016/j.chemgeo.2003.09.004 | Journal (article/letter/editorial) | | Apatite from specialized S-type granites is enriched in Y and HREE. In general, the Cl and S content of apatite...reported from the Albu- rquerque batholith in Spain, where P2O5 concentrations reached 2.6 wt.% (London...including many cations (e.g. K, Na, Ba, Sr, Mn, Fe, Y, REEs, U, etc.) that substitute for Ca in the structure...apatite (locally smoky coloured), almandine and xenotime-(Y) are typical Fig. 1. Schematized geological...P2O5 Total V Cr Co Ni Zn Rb Sr Zr Nb Ba Nd Pb Th U Y La Ce Pr Nd Sm Eu Gd Tb Dy Ho Er Tm Yb Lu 69.67 0 |  | ÄopjakovĂĄ, R., Ć koda, R., VaĆĄinovĂĄ GaliovĂĄ, M., NovĂĄk, M. (2013) Distributions of Y + REE and Sc in tourmaline and their implications for the melt evolution; examples from NYF pegmatites of the TĆebĂÄ Pluton, Moldanubian Zone, Czech Republic. Journal of GEOsciences, 58 (2) 113-131 | Journal (article/letter/editorial) | | 3190/jgeosci.138 Original paper Distributions of Y + REE and Sc in tourmaline and their implications...by variable and relatively high concentrations of Y + REE (4â457 ppm) and Sc (18â765 ppm). They show enrichment...indicate that growth of magmatic tourmaline reflects Y + REE contents in the melt. Tourmaline is highly compatible...Sc). The contents of Sc positively correlate with âY + REE. Two distinct evolutionary trends of trace-elements...were distinguished. (i) A conspicuous increase in Y + REE and Sc in tourmaline (dravite, Ca-rich dravite) |  | | Journal (article/letter/editorial) | | wuÌstite ĂŸ wagnerite ĂŸ sarcopside ĂŸ monazite-(Ce) ĂŸ xenotime-(Y) ĂŸ chlorite), included within fluorapatite, was...melting. Wagnerite, wuÌstite, monazite-(Ce), and xenotime-(Y) are commonly intergrown, indicating their cogenetic...graphite, wuÌstite, wagnerite, sarcopside, monazite, xenotime, fluorapatite, electron-microprobe analysis, micro-Raman...granite, such as rutile, zircon, monazite-(Ce) and xenotime-(Y), were used to decipher its thermal history and...wuÌstite ĂŸ wagnerite ĂŸ sarcopside ĂŸ monazite-(Ce) ĂŸ xenotime-(Y) ĂŸ chlorite), present as small-sized inclusions |  | Goodenough, K.M., Schilling, J., Jonsson, E., Kalvig, P., Charles, N., Tuduri, J., Deady, E.A., Sadeghi, M., Schiellerup, H., MĂŒller, A., Bertrand, G., Arvanitidis, N., Eliopoulos, D.G., Shaw, R.A., Thrane, K., Keulen, N. (2016) Europe's rare earth element resource potential: An overview of REE metallogenetic provinces and their geodynamic setting. Ore Geology Reviews, 72. 838-856 doi:10.1016/j.oregeorev.2015.09.019 | Journal (article/letter/editorial) | | scandium (Sc), and yttrium (Y)). Here we focus on the lanthanides and Y, which behave in similar ways...engines in electric cars, to europium (Eu), yttrium (Y), terbium (Tb), lanthanum (La), and cerium (Ce) for...Detailed recent research highlights Nd, Eu, Dy, Tb, and Y as the most critical of all of the REE, because of...Graedel, 2013), although the criticality of Eu, Tb, and Y is likely to change as LEDs increasingly replace phosphors...Turkey Sweden UK Norway Germany Romania Norway Spain Greenland Greenland Sweden Finland Norway Finland |  | Roda-Robles, EncarnaciĂłn, Pesquera, Alfonso, Simmons, William B., Gil-Crespo, Pedro Pablo, Nizamoff, James W., Falster, Alexander U. (2019) Geochemistry of primary Fe-Mn phosphates from CaĂada (Spain) and Palermo (USA) pegmatites and petrogenetic implications. The Canadian Mineralogist, 57 (5) 783-785 doi:10.3749/canmin.ab00021 | Journal (article/letter/editorial) | | GEOCHEMISTRY OF PRIMARY Fe-Mn PHOSPHATES FROM CANÌADA (SPAIN) AND PALERMO (USA) PEGMATITES AND PETROGENETIC IMPLICATIONS...Department, Universidad del PaıÌs Vasco UPV/EHU, Leioa, Spain ALFONSO PESQUERA AND WILLIAM B. SIMMONS Maine...Department, Universidad del PaıÌs Vasco UPV/EHU, Leioa, Spain JAMES W. NIZAMOFF 64 Mineral Drive, Hebron, Maine...samples from four rare element pegmatites (CanÌada, Spain; and Palermo #1, Palermo #2 and Small Palermo, USA)...ferrisciklerite and Mn-apatite-(F) including tiny euhedral xenotime-(Y) and monazite crystals; and (3) Inner Association |  | | Journal (issue) | | Leavens Correspondents Miguel Calvo Zaragoza, Spain Joe Polityka Staten Island, NY Jeffrey A. Scovil...PARISITE-(Ce) crystal, 5.5 mm; (lower left) IIMORIITE-(Y) crystal, 2 mm-All from the Trimouns talc quarry near...of Sciences. Photo by Lars Falck. CERIUM, en 11 y ~1 e ta I I, funnen I 1J aftnOJ' T âąr&r,gft en fdin...shows an asbestose texture. Allanite-(Ce) (Ce,Ca,Y)i(Al,Fe2âą,Fe3âą) 3(SiO4MOH) Allanite-(Ce) was first...famous locality. C8i(Mg,Fe2+)5Si8O2i(OH) 2 (Ce,Ca,Y)i(Al,Fe2+,Fe3+) 3(SiO4) 3(OH) Al2SiO5 Mg7Sig0 2i(OH)2 |  | | Journal (article/letter/editorial) | | intermediate solid solutions in the system thoriteâxenotimeâzirconâcoffinite H.-J. FoÌrster * University of...intermediate solid solutions of the tetragonal thoriteâxenotimeâzirconâcoffinite mineral group with partially...wt.% Y2O3, 16.1 wt.% ZrO2, and 23.3 wt.% UO2. Xenotime and zircon have incorporated Th in abundances...observed to exist between thorite and xenotime, thorite and coffinite, and YâHREE-bearing thorite and zircon...intermediate solid solutions between anhydrous zircon and xenotime, and anhydrous zircon and thorite, are not observed |  | | Journal (article/letter/editorial) | | northeast of the village of Luzenac, 40 km (via Spain) from the Principality of Andorra, and 115 km from...mountains, forming a natural barrier between France and Spain, extend for almost 600 km in a generally east-west...as determined by U-Pb chronometry on samples of xenotime and monazite (SchĂ€rer et al., 1999), is between...Earths Elements. 21 Sc (Scandium) * Parodi 1998 39 Y (Yttrium) * 57 La (Lanthanum) * 58 Ce (Cerium) * 59...(Ce) Xenotime-(Y) Oxides Allanite-(Ce) Dissakisite-(Ce) Gatelite-(Ce) Hingganite-(Y) Iimoriite-(Y) Thortveitite-(Sc) |  | | Journal (article/letter/editorial) | | Petrol (2005) 150: 212â229 DOI 10.1007/s00410-005-0014-y O R I GI N A L P A P E R Eric G. Potter Ă Roger...breccia, a U-Be-Zr-rich main mineralized zone and a Zr-Y-Th-rich carbonate vein. The main mineralized zone...thortveitite; uraninite; vanadian crichtonite; xenotime-(Y); zircon and hydrated zircon; and zirconthorite-coïŹnite...dolomite-ankerite and calcite with accessory zircon, xenotime, and monazite. Barite, baotite and Barich feldspars...uraninite; thorite; thorogummite; monazite-(Ce); xenotime-(Y); thortveitite; hollandite; tyuyamunite; crichtonite; |  | Gaudin, Anne, Ansan, VĂ©ronique, Lorand, Jean-Pierre, Pont, Sylvain (2020) Genesis of a florencite-bearing kaolin deposit on ordovician schists at Saint-Aubin-des-ChĂąteaux, Armorican Massif, France. Ore Geology Reviews, 120. 103445 doi:10.1016/j.oregeorev.2020.103445 | Journal (article/letter/editorial) | | or with felsic volcanic rocks and metapelites in Spain (Clauer et al., 2015; Galan et al., 2016). Such...order of abundance iron oxyhydroxides, zircon, xenotime, monazite, ilmenite, and barite (Fig. 11). Iron...systematically contains Ca, Sc, and Th as major elements. Xenotime occurs as corroded grains up to 30 ”m in diameter...also hosted in monazite (SEM EDS data). Xenotime controls Y and HREE. The homogeneous distribution of...distribution patterns between two trace phases (xenotime +zircon). Zircon is the main concentrator of Sc |  | Grew, Edward S., Armbruster, Thomas, Medenbach, Olaf, Yates, Martin G., Carson, Christopher J. (2006) Stornesite-(Y), (Y, Ca) 2Na6(Ca,Na)8(Mg,Fe)43(PO4)36, the first terrestrial Mg-dominant member of the fillowite group, from granulite-facies paragneiss in the Larsemann Hills, Prydz Bay, East Antarctica. American Mineralogist, 91 (8) 1412-1424 doi:10.2138/am.2006.2219 | Journal (article/letter/editorial) | | Volume 91, pages 1412â1424, 2006 Stornesite-(Y), (Y, Ca)â â 2Na6(Ca,Na)8(Mg,Fe)43(PO4)36, the Ărst terrestrial...ABSTRACT Stornesite-(Y), end-member formula Yâ â 2Na6(Ca5Na3)Mg43(PO4)36, is a new Y-dominant analog of...01Mg30.71Fe11.56 Mn0.18Si0.02S0.04P36.22O144. Overall, Y + REE range from 0.542 to 0.985 atoms per formula...occupied by Y instead of Ca. Bond lengths are considerably shorter than for Ca sites; Y and Yb are fully...which is our rationale for recognizing stornesite-(Y) as a distinct species. The strongest lines â in the |  | BudzyĆ, Bartosz, Harlov, Daniel E., Kozub-BudzyĆ, Gabriela A., Majka, JarosĆaw (2017) Experimental constraints on the relative stabilities of the two systems monazite-(Ce) â allanite-(Ce) â fluorapatite and xenotime-(Y) â (Y,HREE)-rich epidote â (Y,HREE)-rich fluorapatite, in high Ca and Na-Ca environments under P-T conditions of 200â1000 MPa and 450â750 °C. Mineralogy and Petrology, 111 (2) 183-217 doi:10.1007/s00710-016-0464-0 | Journal (article/letter/editorial) | | allanite-(Ce) â fluorapatite and xenotime-(Y) â (Y,HREE)-rich epidote â (Y,HREE)-rich fluorapatite, in high...fluorapatite â allanite-(Ce) and xenotime-(Y) â (Y,HREE)-rich fluorapatite â (Y,HREE)-rich epidote have been...muscovite, SiO2, CaF2, Na2Si2O5, and H2O; (3) xenotime-(Y), labradorite, sanidine, biotite, muscovite,...University, VillavĂ€gen 16, SE-752 36 Uppsala, Sweden xenotime-(Y), albite, sanidine, biotite, muscovite, garnet...resulted in xenotime-(Y) breakdown and partial replacement by (Y,REE)rich fluorapatite to Y-rich fluorcalciobritholite |  | | Journal (article/letter/editorial) | | PetrologĂa y GeoquĂmica, Faculdad de Ciencias GeolĂłgicas, Universidad Complutense, Eâ28040 Madrid, Spain Lutz...(16.58 wt.% HfO2), U (4.83% UO2), Th (4.87% ThO2), Y (8.51% Y2O3), and HREE (3.78% HREE2O3), and the lowest...(16.58 wt.% HfO2), U (4.83% UO2), Th (4.87% ThO2), Y (8.51% Y2O3), et terres rares lourdes (3.78% des oxydes)...zircon varies widely owing to solid solution with xenotime (Y, HREE), and the substitution Zrâ1(Hf,Th,U)1....Lowery et al. 2006). Some trace elements (Hf, Th, U, Y, HREE) attain a very high concentration in zircon |  | DĂaz-Acha, Yael, Campeny, Marc, Tauler, Esperança, Bosch, Josep, Melgarejo, Joan Carles, CamprubĂ, Antoni, Villanova-de-Benavent, Cristina, Jorge-Villar, Susana E., DĂaz-Ontiveros, Iria, FernĂĄndez-Lluch, David, Proenza, JoaquĂn A., Andreazini, Aleu, Pastor, MĂriam (2019) Critical Elements in Supergene Phosphates: The Example of the Weathering Profile at the GavĂ Neolithic Mines, Catalonia, Spain. Minerals, 10 (1) 3 doi:10.3390/min10010003 | Journal (article/letter/editorial) | | Profile at the GavĂ Neolithic Mines, Catalonia, Spain Yael DĂaz-Acha 1 , Marc Campeny 1,2, * , Esperança...Barcelona, Parc de la Ciutadella s/n, 08003 Barcelona, Spain; ydiaz@bcn.cat (Y.D.-A.); idiazont@gmail.com (I...Barcelona, MartĂ i FranquĂšs s/n, 08028 Barcelona, Spain; esperancatauler@ub.edu (E.T.); joan.carles.melgarejo...Museu de GavĂ , Plaça de Dolors Clua 13, 08850 GavĂ , Spain; jbosch@gava.cat Instituto de GeologĂa, Universidad...University of Burgos, Calle Complutense 2, 09001 Burgos, Spain; susanajorgevillar@hotmail.com Facultad de EducaciĂłn |  | Mondillo, N., Boni, M., Balassone, G., Spoleto, S., Stellato, F., Marino, A., Santoro, L., Spratt, J. (2016) Rare earth elements (REE)âMinerals in the Silius fluorite vein system (Sardinia, Italy) Ore Geology Reviews, 74. 211-224 doi:10.1016/j.oregeorev.2015.11.016 | Journal (article/letter/editorial) | | REE- MA bearing minerals synchysite-(Ce) and xenotime-(Y). The chemical composition of synchysite-(Ce)...it is likely that synchysite-(Ce) and CE P xenotime-(Y) formed at the same P-T-X conditions as the other...fluorite mineralization. Synchysite-(Ce) and xenotime-(Y) at Silius could be related to a local circulation...sylvite (Cl), smithsonian phosphates (La, Ce, Nd, Sm, Y), pure vanadium (V) and Cornig glass (Th, U). Analytical...Ca-REE-fluorcarbonate [CaREE(CO3)2F], and by rare xenotime-(Y) (YPO4). These minerals have been observed only |  | 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) | | DOI : 10.3749/canmin.50.6.1453 FLUORINE-RICH XENOTIME FROM THE WORLD-CLASS MADEIRA NbâTaâSn DEPOSIT...Madeira granite (~1,820 Ma). Fluorine (cryolite), Y, REE, Li, Zr, and Th are potential by-products of...of the disseminated ore. We studied the xenotime from the core albite-enriched (CAG), transitional albite-enriched...albiteenriched granite (PAG). In all these rocks, xenotime is magmatic, has high HREE contents (0.37 to 0...detected), and low U, Th and Ca content. The CAG xenotime is the richest in REE, followed by that in the |
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Cillarga Quarry, Ponteareas, Pontevedra, Galicia, Spain