 | | Journal (article/letter/editorial) | | GRANITIC PEGMATITES FROM SOUTHERN NORWAY Axel MÜLLER§ Geological Survey of Norway, Postboks 6315 Sluppen, NO–7491...NO–7491 Trondheim, Norway, and Natural History Museum, Department of Earth Sciences, Cromwell Road, London...granitic pegmatites from the Froland and Evje–Iveland areas in southern Norway were studied with respect...predominantly correlate with the distribution of Y and HREE in the crystals. It is presumably the first...magmatic garnet originating from one area. The average Y and HREE concentrations are related to the bulk composition |  | | Journal (article/letter/editorial) | | monazite and xenotime inclusions in fluorapatite megacrysts, Gloserheia Granite Pegmatite, Froland, Bamble...Bamble Sector, southern Norway Daniel E. Harlov Received: 19 March 2011 / Accepted: 15 July 2011 / Published...30 July 2011 # Springer-Verlag 2011 Abstract Xenotime and monazite inclusions in fluorapatite megacrysts...from a granitic pegmatite, Gloserheia, Froland, Bamble Sector, southern Norway are described utilizing high...used to further characterize the xenotime and monazite, as well as (Y+REE) normal and depleted regions |  | | Report (issue) | | Xenotime-(Y) YPO4 c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Tetragonal. Point Group:...40 Total 98.89 99.11 100.00 (1) Gloserheia pegmatite, Froland, Norway; by electron microprobe, average... Mineral Group: Forms a series with chernovite-(Y). Occurrence: An accessory mineral in alkalic to...Numerous localities but fine crystals are unusual. In Norway, from Lindesnes; on Hidra (Hitterö) Island; around...of apatite and xenotime from the Gloserheia granite pegmatite, Froland, Southern Norway. Amer. Mineral |  | | Journal (article/letter/editorial) | | University of Oslo, P.O. Box 1172 Blindern, 0318 Oslo, Norway Natural History Museum, Cromwell Road, London SW7...Bergen, Norway ABSTRACT The Late-Proterozoic Sveconorwegian pegmatite province in southern Norway and southwest...(Grenvillian) orogen and covers most of southern Norway and parts of southwestern Sweden, including the...this initial study to include areas of southern Norway, testing both (1) the link between granite and...PROVINCE 285 FIG. 2. (A) Simplified map of southern Norway and southwestern Sweden showing the domains and |  | Švecová, E., Čopjaková, R., Losos, Z., Škoda, R., Nasdala, L., Cícha, J. (2016) Multi-stage evolution of xenotime–(Y) from Písek pegmatites, Czech Republic: an electron probe micro-analysis and Raman spectroscopy study. Mineralogy and Petrology, 110 (6) 747-765 doi:10.1007/s00710-016-0442-6 | Journal (article/letter/editorial) | | 6 ORIGINAL PAPER Multi-stage evolution of xenotime–(Y) from Písek pegmatites, Czech Republic: an electron...degree of radiation damage, and alteration of xenotime from the Písek granitic pegmatites (Czech Republic)...analysis and Raman spectroscopy. Dominant large xenotime–(Y) grains enriched in U, Th and Zr crystallized...simultaneously with zircon, monazite and tourmaline. Xenotime is well to poorly crystalline depending on its...stage of the pegmatite evolution. The magmatic xenotime underwent intense secondary alteration, from rims |  | | Journal (article/letter/editorial) | | sampled in Bulgaria, Mexico, two localities in Norway and three in Canada. Background Information Metamictization...(Sc), fluorapatite (P), CeAl2 (Ce), LaB6 (La), YAG (Y), a set of REE fluorides (Nd, Sm, Pr), GdPO4 (Gd)...278, Mn 578, Ti 342, Sc 257, P 222, Ce 861, La 836, Y 446, Nd 1735, Sm 767, Pr 1624, Gd 1179, Dy 1623, Er...occur in some samples (Figs. 3a, b, c). Also, xenotime-(Y) (Fig. 3b, Table 7), veinlets of REE carbonate...islands of thorite; (b) sample N2: Th silicate and xenotime-(Y), (c) sample MEX2: several generations of allanite–epidote |  | Alves, Felipe Emerson André, Neumann, Reiner, Ávila, Ciro Alexandre, Faulstich, Fabiano Richard Leite (2019) Monazite-(Ce) and xenotime-(Y) microinclusions in fluorapatite of the pegmatites from the Volta Grande mine, Minas Gerais state, southeast Brazil, as witnesses of the dissolution–reprecipitation process. Mineralogical Magazine, 83 (4) 595-606 doi:10.1180/mgm.2019.43 | Journal (article/letter/editorial) | | Monazite-(Ce) and xenotime-(Y) microinclusions in fluorapatite of the pegmatites from the Volta Grande... Abstract Fluorapatite with monazite-(Ce) and xenotime-(Y) microinclusions occurs in the lithium-caesium-tantalum...dissolution-reprecipitation process, forming monazite-(Ce) and xenotime-(Y) microinclusions in the REE-depleted zones of...U concentrations when compared to monazite and xenotime crystallised from melts. Rhodochrosite and calcite...inclusions are also associated with monazite-(Ce) and xenotime-(Y) and are probably products of the same process |  | | Journal (article/letter/editorial) | | 39, pp. 717-727 (2001) AUTHIGENIC MONAZITE AND XENOTIME FROM PELITIC METACHERTS IN PUMPELLYITE–ACTINOLITE-FACIES...I-16132 Genova, Italy ABSTRACT Monazite-(Ce) and xenotime-(Y) were found in the metacherts (pumpellyite–actinolite-facies...recrystallization of the clay fraction. Keywords: monazite, xenotime, metapelite, chert, rare-earth elements, Liguria...avons découvert la monazite-(Ce) et le xénotime-(Y) dans des métacherts (conditions du faciès à pumpellyite–actinolite:...Italie. INTRODUCTION Members of the monazite and xenotime groups (Mandarino 1999, Buck et al. 1999) occur |  | | Journal (article/letter/editorial) | | wüstite þ wagnerite þ sarcopside þ monazite-(Ce) þ xenotime-(Y) þ chlorite), included within fluorapatite, was...melting. Wagnerite, wüstite, monazite-(Ce), and xenotime-(Y) are commonly intergrown, indicating their cogenetic...graphite, wüstite, 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...wüstite þ wagnerite þ sarcopside þ monazite-(Ce) þ xenotime-(Y) þ chlorite), present as small-sized inclusions |  | | Journal (article/letter/editorial) | | northern Sinai, Egypt: a provenance perspective Y. H. DAWOOD1,* 1 2 AND H. H. ABD EL-NABY2 Department...whereas Th-rich monazite is enriched in Th, U, Ca, Y, Si and Fe. The compositional variations of monazite...governed by the substitution of REE by Th, U, Ca and Y. The monazite grains show enriched chondrite-normalized...various detrital components, recent studies use Y. H. DAWOOD AND H. H. ABD EL-NABY mineral chemistry...care was taken to ensure that line overlaps were Y. H. DAWOOD AND H. H. ABD EL-NABY TABLE 1. Setup and |  | | Thesis/Dissertation | | Kragerø area in South Norway, tourmaline is commonly found in Sveconorwegian Nb-Y-F pegmatites. In general...general, magmatic tourmaline is rare in Nb-Y-F pegmatites. The local tourmaline enrichment in the Kragerø...Sveconorwegian orogen. A: Simplified map of southern Norway and southwestern Sweden showing the domains and...areas. B: Simplified geological map of southern Norway and parts of southwestern Sweden. The pegmatite...plots in the limit between both granitic fields. B: Y/Nb vs Rb/Nb (ppm) diagram (Eby, 1992). Both samples |  | Feng, Meng, Xu, Cheng, Kynicky, Jindrich, Zeng, Liang, Song, Wenlei (2016) Rare earth element enrichment in Palaeoproterozoic Fengzhen carbonatite from the North China block. International Geology Review, 58 (15) 1940-1950 doi:10.1080/00206814.2016.1193774 | Journal (article/letter/editorial) | | 54 wt.% (Y+LREE)2O3] contents than inclusion-poor areas [0.7–1 wt.% SiO2; 2.16–4.51 wt.% (Y + LREE)2O3]...Migdisov et al. 2009). The presence of monazite and xenotime associated with apatite has been observed both...in the BSE images. They have 0.36–1.54 wt.% total (Y + LREE)2O3. By contrast, the bright domains in fluorapatites...inclusions are relatively rich in REEs [2.16–4.51 wt.% (Y + LREE)2O3]. The fluorapatites contain high levels...of preference for REEs, i.e. Ce > La > Nd ≥ HREE~Y. Monazite, britholite, and Ca-REE-fluorocarbonate |  | Liu, Yang, Ma, Chi, Beckett, John R., Chen, Yang, Guan, Yunbin (2016) Rare-earth-element minerals in martian breccia meteorites NWA 7034 and 7533: Implications for fluid–rock interaction in the martian crust. Earth and Planetary Science Letters, 451. 251-262 doi:10.1016/j.epsl.2016.06.041 | Journal (article/letter/editorial) | | Keywords: Martian crust hydrothermal fluid monazite xenotime chevkinite-perrierite trachyandesite a b s t...depletion relative to Sm and Nd. In addition, one xenotime-(Y)-bearing pyrite-ilmenitezircon clast with small...of feldspar and augite occurs in NWA 7034. One xenotime crystal was observed at the edge of an altered...altered zircon grain, and a cluster of xenotime crystals resides in a mixture of alteration materials. Pyrite...most likely source of Y and HREE now present in xenotime. The association of xenotime with zircon, low U |  | | Journal (article/letter/editorial) | | geochemical evolution of apatite, monazite, and xenotime along two metamorphic traverses. The first, from...small Th- and U-poor inclusions of monazite and/or xenotime occur in the apatite. These inclusions are metasomatically...the coupled substitutions Na+ + (Y + REE)3+ = 2 Ca2+ and Si4+ + (Y + REE)3+ = P 5+ + Ca2+. These are...metamorphism. INTRODUCTION apatite; monazite; xenotime; KCl–NaCl brines; metasomatism; phosphate minerals;...to apatite, monazite [(Ce,La,Nd,Th)PO4] and xenotime [(Y,HREE)PO4] are chiefly found in metamorphic rocks |  | Duran, Charley J., Seydoux-Guillaume, Anne-Magali, Bingen, Bernard, Gouy, Sophie, de Parseval, Philippe, Ingrin, Jannick, Guillaume, Damien (2016) Fluid-mediated alteration of (Y,REE,U,Th)–(Nb,Ta,Ti) oxide minerals in granitic pegmatite from the Evje-Iveland district, southern Norway. Mineralogy and Petrology, 110 (5) 581-599 doi:10.1007/s00710-016-0436-4 | Journal (article/letter/editorial) | | 4 ORIGINAL PAPER Fluid-mediated alteration of (Y,REE,U,Th)–(Nb,Ta,Ti) oxide minerals in granitic pegmatite...pegmatite from the Evje-Iveland district, southern Norway Charley J. Duran 1 & Anne-Magali Seydoux-Guillaume...the textural relations and chemical composition of (Y,REE,U,Th)–(Nb,Ta,Ti) oxide minerals in a granitic...pegmatite from the Evje-Iveland district, southern Norway, using a combination of scanning and transmission...micro-analysis and infrared absorption spectroscopy. The (Y,REE,U,Th)–(Nb,Ta,Ti) oxide mineral is euxenite, which |  | Hetherington, Callum J., Jercinovic, Michael J., Williams, Michael L., Mahan, Kevin (2008) Understanding geologic processes with xenotime: Composition, chronology, and a protocol for electron probe microanalysis. Chemical Geology, 254 (3) 133-147 doi:10.1016/j.chemgeo.2008.05.020 | Journal (article/letter/editorial) | | m g e o Understanding geologic processes with xenotime: Composition, chronology, and a protocol for electron...Article history: Accepted 28 May 2008 Keywords: Xenotime Electron microprobe Total Th–U–Pb dating Trace...Trace element analysis A B S T R A C T Xenotime (YPO4) is iso-structural with zircon-group minerals and...with monazite and zircon, naturally occurring xenotime may accommodate significant concentrations of rare...marker elements and a potential geochronometer. Xenotime grows in sediments during diagenesis, in low- |  | | Journal (article/letter/editorial) | | in xenotime and monazite from granitic pegmatites, Hidra anorthosite massif, southwestern Norway: Mechanics...are documented in metasomatized regions in three xenotime crystals and one monazite crystal collected from...intrusion located on the island of Hidra, southwestern Norway. Formation of these inclusions is demonstrated...fluids rich in alkali elements. Keywords: Monazite, xenotime, thorite, uraninite, dissolution-reprecipitation...alkalirich fluids Introduction Analytical method Xenotime [(Y,HREE)PO4] and monazite [(Ce,LREE)PO4] are relatively |  | | Journal (article/letter/editorial) | | thorite, fergusonite-(Y), aeschynite-(Y), yttrium-rich betafite, polycrase-(Y), uranopolycrase, niobian...pegmatite, relatively enriched in niobium (N), yttrium (Y) and other high-field-strength elements, but here...fergusonite-(Y), perrierite-(Ce), ilmenite, thorite, aeschynite-(Y), cheralite-(Ce), xenotime-(Y), thorogummite...thorutite, polycrase-(Y), uranopolycrase, kobeite-(Y), yttrobetafite-(Y), betafite-(Y), and a chlorite-group...containing anhedral crystals of thorutite and fergusonite-(Y), with quartz and albite up to 1 mm across. The crystals |  | | Journal (article/letter/editorial) | | including bastnäsite-(Ce), monazite-(Ce), and minor xenotime-(Y). A very small portion of the LREE were transported...formation of monazite [(Ce,LREE)PO4] and/or xenotime [(Y,HREE)PO4], which occur as inclusions in apatite...Experimental studies demonstrate that monazite and/or xenotime inclusions typically nucleate as a product of...formation of new REE-rich minerals (monazite and/or xenotime) in the altered regions (Harlov, 2011 and references...bastnäsite-(Ce) [(Ce,LREE)(CO3)F], monazite-(Ce), and xenotime-(Y), occur in this deposit, and show complex textural |  | | Journal (article/letter/editorial) | | analyses, enrichment in Ba, Mo, Nb, Pb, Sr, Th and Y and depletion in Co, Hf and V are common to carbonatite...enrichment in carbonatitic type elements (Ba, Nb, Sr, Th, Y and REE) generally increases towards the inner parts...as an exploration indicator of REE enrichment. K E Y WO R D S : fenite, rare earths, fluid inclusions,...follows: Cl = Na > K > (Cs,Rb,Pb,Cu,Zr) > U = Th > Ti > Y = Ba > F = Mg > REE = Sr > Mn = Fe which represents...identified as HREE-enriched, including occasional xenotime-(Y) (BroomFendley et al., 2013). At Bandito in the |  | | Journal (article/letter/editorial) | | inclusions form only in reacted areas, i.e. depleted in (Y+REE)+Si+Na+S+Cl. In the HCl experiments, the reaction...presence of monazite [(Ce,LREE,Th)(PO4)] and xenotime [(Y,HREE)(PO4)] associated with apatite [Ca10(PO4)6(F...via the action of fluids. In the apatite structure, (Y+REE) are principally charge balanced through the coupled...removal of (Y+REE). Removal of only Na and Si results in charge imbalance. This frees the (Y+REE) to react...react with P to form monazite and/or xenotime, either as inclusions in the apatite or as grains on the |  | Anenburg, Michael, Burnham, Antony D., Mavrogenes, John A. (2018) REE Redistribution Textures in Altered Fluorapatite: Symplectites, Veins, and Phosphate-Silicate-Carbonate Assemblages from the Nolans Bore P-REE-Th Deposit, Northern Territory, Australia. The Canadian Mineralogist, 56 (3) 331-354 doi:10.3749/canmin.1700038 | Journal (article/letter/editorial) | | et al. (2002) Element Line Crystal Si P Ca Fe Y La Ce Pr Nd Sm Th Ka1 Ka1 Ka1 Ka1 La1 La1 La1 Lb1...uptake of each phase: small cations such as Ce4þ, Th, Y, and HREE are hosted by silicates in thorite–stetindite...fluorapatite results in inclusions of monazite and xenotime. The inclusions 343 commonly nucleate within...(e.g., Fig. 1A), but they are not monazite or xenotime. This is probably because of the high activities...to P, stabilizing phases other than monazite or xenotime. Harlov et al. (2007b) showed that in metasomatism |  | Harlov, Daniel E, Andersson, Ulf B, Förster, Hans-Jürgen, Nyström, Jan Olov, Dulski, Peter, Broman, Curt (2002) Apatite–monazite relations in the Kiirunavaara magnetite–apatite ore, northern Sweden. Chemical Geology, 191 (1) 47-72 doi:10.1016/s0009-2541(02)00148-1 | Journal (article/letter/editorial) | | more rarely, xenotime (Y,HREE)PO4. The mineralogical relationship between apatite and these Y+ rare earth...earth elements (Y + REE) phosphate minerals is variable and not always well understood. In addition to forming...small ( < 1 10 Am) grains of monazite and/or xenotime in metamorphic rocks both as inclusions within...have originated in the apatite itself, from the (Y + REE) budget available, as the product of coupled...Harlov et al., 2002). Inclusions of monazite and xenotime in apatite have been reported in metamorphosed |  | Birski, Łukasz, Słaby, E., Wirth, R., Koch-Müller, M., Simon, K., Wudarska, A., Götze, J., Lepland, A., Hofmann, A., Kuras, A. (2019) Archaean phosphates: a case study of transformation processes in apatite from the Barberton greenstone belt. Contributions to Mineralogy and Petrology, 174 (3) doi:10.1007/s00410-019-1560-z | Journal (article/letter/editorial) | | (REE) patterns with a positive Eu anomaly and high Y/Ho ratio in the range of 54–70. Apatites in this group...5 Geological Survey of Norway, Leiv Eirikssons vei 39, 7491 Trondheim, Norway 6 Department of Geology...Kα, 10 s, PETJ ePO4 and P Kα, 20 s, PETL), Y PO4 (Y Lα, 10 s, PETJ), C (Ce Lα, 20 s, LIFH), tugtupite...Kα, 20 s, PETH), anhydrite (S Kα, 20 s, PETJ), Y PO4 (Y Lα, 10 s, PETJ), C ePO4 (Ce Lα, 20 s, LIFH)...concentrations of S (0.28–1.11 wt%), Si (up to 1.02 wt%), Y and REEs (up to 1.72 wt%), whereas the fluorapatite |  | | Journal (article/letter/editorial) | | veinlets. It is variably replaced by allanite+apatite±xenotime±Th-U-rich phases. The outermost rims of primary...domains cross-cut by secondary domains enriched in Ca, Y, U, P, and containing numerous inclusions. The secondary...expressed according to the end-members Xmnz [(ΣREE+Y)/A], Xcher [2Ca/A], and Xhut [(Th+U+Pb-Ca)/A], where...For Mnz-Xtm thermometry, X(HREE,Y) in monazite is defined as [(ΣHREE+Y)/A], with ΣHREE including elements...micro-cracks along which allanite, hematite, and xenotime are observed (Figs. 3b and 3f) and is surrounded |
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