 | | Journal (article/letter/editorial) | | jahnsite–whiteite groups from the Mount Wills pegmatite field, Victoria, Australia WILLIAM D. BIRCH* Geosciences...Knocker dykes are the most fractionated in the pegmatite field derived from late-stage melts of the Late...jahnsite–whiteite; Fe–Mn phosphates; granite pegmatite; Mount Wills; Victoria. 40 km north of Omeo,...operations (Fig. S1 and Fig. 2). However, the pegmatite dyke field extends for nearly 60 km, between Glen...as more than 200 small leases over individual pegmatite dykes were taken up (Cochrane & Bowen, 1971). |  | Lira, R., Galliski, M. A., Bernard, F., Roquet, M. B. (2012) The Intragranitic Potrerillos NYF Pegmatites and Their a-Type Host Granites of the las Chacras - Potrerillos Batholith, Sierra de San Luis, Argentina. The Canadian Mineralogist, 50 (6) 1729-1750 doi:10.3749/canmin.50.6.1729 | Journal (article/letter/editorial) | | granitic pegmatites, in the Sierras Pampeanas Orientales of San Luis Province, Argentina, consist of mediumsized...K-feldspar and, locally, pods of primary fluorite. The pegmatite-forming minerals are quartz, microcline and albite...rutile and pyrite. Rare primary species are monazite-(Ce), U-rich pyrochlore, scheelite, bismuthinite...opal. The pegmatites are ascribed to the allanite–monazite type, REL–REE subclass, NYF family. Data on melt+fluid...likely reflect the control by accessory monazite-(Ce) and allanite-(Ce) in the porphyritic facies, contrasting |  | | Journal (article/letter/editorial) | | AND EVOLUTION OF MICAS IN THE BARROSO–ALVÃO PEGMATITE FIELD, NORTHERN PORTUGAL Tânia MARTINS§ Geology Centre...IRD Observatoire Midi-Pyrénées, 14, avenue Edouard Belin, F–31400 Toulouse, France Abstract Micas from...granitic pegmatites found in the Barroso–Alvão pegmatite field and the Cabeceiras de Basto granite present...paragenesis. This pegmatite field in northern Portugal has numerous and varied aplite–pegmatite intrusions as...as well as diverse granitic bodies. The pegmatite bodies vary from barren to Li-rich ones with spodumene |  | Novak, M., Skoda, R., Gadas, P., Krmicek, L., Cerny, P. (2012) Contrasting Origins of the Mixed (NYF + LCT) Signature in Granitic Pegmatites, with Examples from the Moldanubian Zone, Czech Republic. The Canadian Mineralogist, 50 (4) 1077-1094 doi:10.3749/canmin.50.4.1077 | Journal (article/letter/editorial) | | Li-bearing (lithium micas + elbaite) Kracovice pegmatite, with “amazonite”, samarskite and fergusonite...is the product of the strong fractionation of pegmatite-forming melt derived from the orogenic I-type...granite– pegmatite system of the Třebíč pluton and the mainly Li-bearing Kracovice pegmatite are typical...petrogenetic family. The contaminated elbaite-subtype pegmatite Bližná I, Český Krumlov Unit, with lithium tourmalines...primary REE minerals [bastnäsite-(Ce), parisite-(Ce), allanite-(Ce)] and Ca(Mg)-rich minerals (diopside |  | | Journal (issue) | | in southwestern Fennoscandia: Backdrop to the pegmatite fields of southern Norway……………………………………………………………………………………...paleoclimate controls of lithium-cesium-tantalum (LCT) pegmatite genesis, exhumation, and preservation……………………...earth element mineralization in a rediscovered pegmatite in the Stettin Complex, Wausau Syenite Compley...REIMER, W. Mineralogical study of the Gonçalo Li-pegmatite deposit, Portugal……………………………………..23 FALSTER,...fluorapatite-quartz assemblage in the Emmons pegmatite, Greenwood, Oxford Co., Maine, USA: implication |  | | Journal (article/letter/editorial) | | complex. Found in eudialyte – aegirine – feldspar pegmatite, Mount Lepke-Nelm, Lovozero alkaline complex,...al. (2003): Am. Mineral. 88, 686. Cerite-(La) (La,Ce,Ca)9(Fe,Ca,Mg)(SiO4)3[SiO3(OH)]4(OH)3, trigonal,...reflects its composition and relationship to cerite-(Ce); it is its La-dominant analogue. Found in an aegirine...relationship with barylite. Found in alkaline pegmatite veins, Yukspor Mountain, Khibina alkaline complex...Ferronordite-(La) Na3Sr(La,Ce)FeSi6O17, orthorhombic, Pcca The La-dominant analogue of ferronordite-(Ce). A member of |  | | Journal (article/letter/editorial) | | (Large Pedestal and Yumperuaiv), and amazonite pegmatite-hosted Host in REE2O3 resources, Mt @ grade...guided by results of a radiometric survey using a field radiometer SRP-200; highly radioactive areas were...nepheline syenite alkaline pegmatite peralkaline granite peralkaline granite pegmatite perovskite-magnetite...deposit in carbonatite, 2 = Nama-Vara REE carbonatite field, 3 = Vuoriyarvi massif: Western (apatite)-perovskite-magnetite...Lovchorrite mine, 11 = Shomiokitovoye hydrothermal-pegmatite body, 12 = Lovozero Loparite deposit, 13 = Lovozero |  | | Journal (article/letter/editorial) | | PARAGENESES OF MINERALS Zoning and Sectoriality of Monazite(Ce) from Granite Pegmatites of the Central and...sectorial monazite(Ce) crystals from ceramic granite pegmatites of the Adui pluton are enriched in Ce and...and La, whereas monazite from the miarolitic gemstone pegmatites at the western contact of the pluton are...La–Nd coordinates is similar to the variation in monazite composition from the early to late granite pegmatites...temperature is a factor controlling REE contents in monazite. Heterovalent P Si and REE Th, Ca isomorphism |  | Guastoni, Alessandro, Pozzi, Giacomo, Secco, Luciano, Schiazza, Mariangela, Pennacchioni, Giorgio, Fioretti, Anna Maria, Nestola, Fabrizio (2016) Monazite-(Ce) and Xenotime-(Y) From An Lct, NYF Tertiary Pegmatite Field: Evidence From A Regional Study In the Central Alps (Italy and Switzerland) The Canadian Mineralogist, 54 (4) 863-877 doi:10.3749/canmin.1600021 | Journal (article/letter/editorial) | | 3749/canmin.1600021 MONAZITE-(Ce) AND XENOTIME-(Y) FROM AN LCT, NYF TERTIARY PEGMATITE FIELD: EVIDENCE FROM...Gradenigo 6, 35131-I, Padova, Italy ABSTRACT Monazite-(Ce) and xenotime-(Y) from tertiary pegmatites of...REE-phosphate minerals analyzed are from LCT and NYF pegmatite dikes of the Central Alps, which includes three...valleys and Alpe Rossaccio). SEM-BSE images of monazite-(Ce) show primary growth zoning, sector zoning,...and uraninite. EMPA compositions show that the monazite-(Ce) is characterized by variable amounts of huttonite |  | 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) | | from a melt almost simultaneously with zircon, monazite and tourmaline. Xenotime is well to poorly crystalline...alkali-rich fluids during the hydrothermal stage of the pegmatite evolution. The magmatic xenotime underwent intense...xenotime with coffinite-thorite, cheralite and monazite inclusions and ii) xenotime with zirconcheralite...consequence of fluid-driven alteration of magmatic monazite, and Y,REE,Ti,Nb-oxides or crystallized from hydrothermal...hydrothermal fluids along cracks in magmatic monazite and xenotime. Introduction Xenotime-(Y), YPO4 |  | Roda-Robles, Encarnación, 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) | | phosphates, pegmatites, trace elements, Cañada pegmatite, Palermo ABSTRACT Jo pegmatites, petrogenesis...the -p CHARAC (Charge-and-Radius-Controlled) field. This could indicate that such re associations...the latest associations plot outside the CHARAC field, suggesting that lP fluid activity became important... Journal Pre-proof E beryl-columbite-phosphate pegmatite subtype ( , 2005) have been used to a much lesser...to better understanding their behavior during pegmatite evolution. A preliminar study -p carried out |  | Camacho, Alfredo, Baadsgaard, Halfdan, Paul, Brian J., Černý, Petr (2014) Radiogenic isotope systematics of the Huron claim pegmatite and the Shatford Lake pegmatite group, Winnipeg River pegmatite district, Manitoba. The Canadian Mineralogist, 52 (5) 857-872 doi:10.3749/canmin.1400041 | Journal (article/letter/editorial) | | THE HURON CLAIM PEGMATITE AND THE SHATFORD LAKE PEGMATITE GROUP, WINNIPEG RIVER PEGMATITE DISTRICT, MANITOBA...Huron Claim pegmatite and members of the Shatford Lake group are a NYF-like granitic pegmatite population...dominant LCT-family pegmatites of the Winnipeg River pegmatite district, Manitoba. The age of intrusion of the...Huron Claim pegmatite and is supported in some measure by Rb-Sr data from micas. Monazite-(Ce) and ferrocolumbite... gadolinite-(Y), monazite-(Ce), uraninite, feldspars, muscovite, granitic pegmatite, Canadian Shield |  | | Journal (article/letter/editorial) | | PROCESSES IN GRANITIC PEGMATITES: EXAMPLES FROM TWO PEGMATITE FIELDS IN SOUTHERN NORWAY RUNE B. LARSEN§ Geological...pegmatites from the Evje–Iveland and Froland pegmatite fields in southern Norway was analyzed for the...technique. Earlier results imply that the two pegmatite fields are nearly indistinguishable in terms of...les résultats antérieurs, les deux champs de pegmatite n’étaient pas distinguables en termes de leur...understand the origin and evolution of granitic pegmatite fields. Traditionally, the origin, evolution and |  | Pieczka, Adam, Hawthorne, Frank C., Ball, Neil, Abdu, Yassir, Gołębiowska, Bożena, Włodek, Adam, Żukrowski, Jan (2018) Graftonite-(Mn), ideally M1MnM2,M3Fe2(PO4)2, and graftonite-(Ca), ideally M1CaM2,M3Fe2(PO4)2, two new minerals of the graftonite group from Poland. Mineralogical Magazine, 82 (6) 1307-1322 doi:10.1180/minmag.2017.081.109 | Journal (article/letter/editorial) | | et al., 2017). Graftonite-(Mn) was found in a pegmatite outcropping in a small abandoned quarry at Lutomia...SE of Świdnica and ~ 60 km SW of Wrocław. The pegmatite forms a relatively large, discordant vertical...2 m across, and a few smaller offshoots. The pegmatite is of the beryl-columbite-phosphate subtype of...contain a large number of phosphate minerals, e.g. monazite-(Ce), xenotime-(Y), graftonite-(Mn), graftonite-(Ca)...minerals: fergusonite-(Y), gadolinite-(Y), allanite-(Ce), ilmenite, titanite, sillimanite (fibrolite), uraninite |  | | Journal (article/letter/editorial) | | 3190/jgeosci.185 Original paper A phosphate-bearing pegmatite from Lutomia and its relationships to other pegmatites...geochemically primitive, moderately fractionated, LCT pegmatite from Lutomia (Góry Sowie Block, SW Poland) has...primary and secondary phosphate assemblages. The pegmatite crystallized from anatectic granitic magmas mobilized...together, the Lutomia pegmatite has been compared to the phosphate-bearing pegmatite at Michałkowa and the...Górna. Keywords: phosphate-bearing pegmatite, LCT anatectic pegmatite, Lutomia, Poland Received: 16 October |  | Martins, T., Lima, A., Simmons, W. B., Falster, A. U., Noronha, F. (2011) GEOCHEMICAL FRACTIONATION OF Nb-Ta OXIDES IN Li-BEARING PEGMATITES FROM THE BARROSO-ALVAO PEGMATITE FIELD, NORTHERN PORTUGAL. The Canadian Mineralogist, 49 (3) 777-791 doi:10.3749/canmin.49.3.777 | Journal (article/letter/editorial) | | Li-BEARING PEGMATITES FROM THE BARROSO–ALVÃO PEGMATITE FIELD, NORTHERN PORTUGAL Tânia MARTINS§ Geology Centre...Portugal Abstract The Barroso–Alvão granitic pegmatite field, located in northern Portugal, is known for...petalite-bearing bodies. Recent work on this pegmatite field characterized other types of pegmatites, and...fractionation trend starts in the Mn-poor columbite-(Fe) field (spodumene pegmatites) toward Mn- and Ta-enrichment...Keywords: columbite-group minerals, Nb–Ta oxides, pegmatite, fractionation, lithium, Barroso–Alvão, Portugal |  | Guastoni, Alessandro, Secco, Luciano, Škoda, Radek, Nestola, Fabrizio, Schiazza, Mariangela, Novák, Milan, Pennacchioni, Giorgio (2019) Non-Metamict Aeschynite-(Y), Polycrase-(Y), and Samarskite-(Y) in NYF Pegmatites from Arvogno, Vigezzo Valley (Central Alps, Italy) Minerals, 9 (5) 313 doi:10.3390/min9050313 | Journal (article/letter/editorial) | | Alps, Italy, pegmatite dikes are unique in the scenario of a tertiary alpine pegmatite field because they...considered magmatic pulses that led to emplace the pegmatite field in the Central Alps. As an example, the pegmatites...[11–15]. Arvogno pegmatite dikes (Figure 1) are unique within the tertiary alpine pegmatite field [16,17] The...Arvogno pegmatite dikes (Figure 1) are within thepegmatites tertiary alpine pegmatite field showing marked...Simplified structural of Central the Central the of field the Alpine pegmatites Figure 1. Simplified structural |  | | Journal (article/letter/editorial) | | Indicator of Pegmatite Evolution: The Case Study of Pegmatites from the Oxford Pegmatite Field (Maine, USA)...Indicator of Pegmatite Evolution: The Case Study of Pegmatites from the Oxford Pegmatite Field (Maine, USA)...Oxford County pegmatites and the Palermo No. 1 pegmatite, record significant compositional variations according...slopes for those associated with the intermediate pegmatite, and negative or flat slopes in garnets from the...xenotime, and monazite. Keywords: garnet; pegmatites; petrogenetic indicator; Oxford pegmatite field; Maine |  | | Journal (article/letter/editorial) | | Topsham, Maine, Pegmatite District Topsham • Topsham, Maine's underappreciated pegmatite district, is...I (Rand, 1957) and Maine Mines and Minerals, a field guide by Phillip Morrill (1958). Mining History...(1780-1858), who described several of Topsham's common pegmatite minerals in his famous textbook (Cieaveland, 1822)...obtained small but choice spec imens of columbite, monazite-(Ce), and muscovite from Lazard Cahn, a well-known...Tales of a Homemade Naturalist (Haven, 1966), the field trip diaries of Portland candymaker and collector |  | Černý, Petr, Masau, Morgan, Goad, Bruce E., Ferreira, Karen (2005) The Greer Lake leucogranite, Manitoba, and the origin of lepidolite-subtype granitic pegmatites. Lithos, 80 (1) 305-321 doi:10.1016/j.lithos.2003.11.003 | Journal (article/letter/editorial) | | fractionation gradients characterize the granite-to-pegmatite transition, most conspicuously so in the case...rights reserved. Keywords: Leucogranite; Granitic pegmatite; Lepidolite; Petrology; Geochemistry; Petrogenesis...mineralization superimposed on preexisting barren pegmatite bodies. We present here the Greer Lake leucogranite...leucogranite and its pegmatite aureole are part of the Cat Lake–Winnipeg River pegmatite field situated in the...The Bird River Greenstone Belt, host of the pegmatite field, consists of six formations of metavolcanic |  | | Journal (article/letter/editorial) | | the minerals euxenite [(Y,Ca,Ce,U,Th) (Ti,Nb,Ta)2O6] and gadolinite [(Ce,La,Nd,Y)2FeBe2Si2O10]. Scandium...luster, and it was first reported from a granitic pegmatite, later referred to as Landsverk 3, in the Iveland-Evje...kilograms of thortveitite from the Iveland-Evje pegmatite field were sold to the Dupont Corporation for the...supply the scandium, and minerals like apatite and monazite, which supply the phosphate (Dill et al., 2006)...of scandium may be present in a number of high field strength element (HFSE) minerals, notably those |  | Grew, Edward S., Armbruster, Thomas, Medenbach, Olaf, Yates, Martin G., Carson, Christopher J. (2007) Chopinite, [(Mg,Fe)3◻(PO4)2, a new mineral isostructural with sarcopside, from a fluorapatite segregation in granulite-facies paragneiss, Larsemann Hills, Prydz Bay, East Antarctica. European Journal of Mineralogy, 19 (2) 229-245 doi:10.1127/0935-1221/2007/0019-1712 | Journal (article/letter/editorial) | | 1955) of the Ecole Normale Supérieure, Paris, France, for his major contributions to the mineralogy...Wagnerite-Ma5bc, biotite, albite, pyrite, and monazite(Ce) are also present in the chopinite-bearing section...Stornesite-(Y) (Sto) T – Chopinite (Chp) R – Monazite-(Ce) (Mnz) T – Xenotime-(Y) (Xnt) T – “Souzalite-like”...Formulae O (anhyd.) Si P S Ti Al Mg Mn Fe Na Ca Sr Y La Ce Nd Yb U Sum F Cl Hcalc Sum XMg Ap 10 10 Ap 20 17...Expedition for logistics support during the summer field season. Assisted by Michel Fialin, Christian Chopin |  | | Journal (article/letter/editorial) | | British Columbia V6T 1Z4, Canada Abstract The pegmatite group on the northern slope of Mount Begbie, near...B.C., comprises more than 50 relatively small pegmatite bodies. The pegmatites have diverse ranges of...(triplite, lithiophilite, Mn-rich apatite, xenotime, monazite), and zircon provides insight into the mineralogy...the individual dikes. Fractionation within the pegmatite group increases from the southeast to the northwest...Mn-rich elbaite in a beryl-columbite-phosphate pegmatite, and the relatively common presence of hübnerite |  | | Journal (volume) | | six cultural events, and spend seven days in the field, collecting at important mineral localities. Nearly...(the mineral kanonerovite, from the Alabashka pegmatite field in the Middle Urals, is named for him) . For...For the next week, he would be our field guide to the Southern and Middle Urals. With its beautiful scenery...here: ilmenite, ilmenorutile, monazite-(Ce), aeschynite-(Ce), chevkinite-(Ce), samarskite-(Y), cancrinite...recent discoveries include makarochkinite, polyakovite(Ce), potassic sadanagaite, fluoro-magnesio-arfvedsonite |  | | Journal (article/letter/editorial) | | Brunswick pegmatite field and the Central Maine Synclinorium of the Oxford pegmatite field, in Maine...characteristics (e.g., Topsham area of the Brunswick pegmatite field). Significant chemical-compositional and structural...and Oxford pegmatite fields. Columbite-group minerals from the Brunswick pegmatite field mainly consist...contents. By comparison, pegmatites from the Oxford field carry columbite-(Fe), columbite-(Mn) and tantalite-(Mn)...structural state of CGM from the Brunswick pegmatite field ranges from highly cation-disordered to cation-ordered |
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