 | | Journal (article/letter/editorial) | | FLUID EVOLUTION IN THE ZONED RARE-ELEMENT PEGMATITE FIELD AT CAP DE CREUS, CATALONIA, SPAIN Pura ALFONSO§...inclusions have been studied in all these types of pegmatite to determine the nature of the fluids involved...formed albite veins and circulated throughout the pegmatite, owing to the development of a network of fractures...alteration that affected the previously formed pegmatite units. In addition, in albite pegmatites, late...direct information on the pegmatite-forming fluids and conditions of pegmatite formation. The coexistence |  | 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... fluorite, fluorapatite, ilmenite, niobian rutile, rutile and pyrite. Rare primary species are monazite-(Ce)...granodiorite or tonalite composition in the minimum melt field of Opx + Cpx + Grt ± Qtz, triggered by mantle-derived...canadian mineralogist Introduction The Conlara pegmatite district (Galliski 1994a, 1999) is located in |  | | Journal (article/letter/editorial) | | Austria Nb-Ta-Minerals from the Cap de Creus pegmatite field, eastern Pyrenees: distribution and geochemical...mineralogy facilitate distinction of four main pegmatite types at the eastern end of the Pyrenees. Three...trend, with similar enrichment toward the late pegmatite units; a single-crystal trend, with zoning related...expected for a beryl-columbite pegmatite type. In a single pegmatite, the evolution depends on the simultaneous...group end members and re-equilibria with late pegmatite fluids. Zusammenfassung N b - Ta-Minerale aus |  | Gonçalves, , Melgarejo, , Alfonso, , Amores, , Paniagua, , Neto, , Morais, , Camprubí, (2019) The Distribution of Rare Metals in the LCT Pegmatites from the Giraúl Field, Angola. Minerals, 9 (10) 580 doi:10.3390/min9100580 | Journal (article/letter/editorial) | | Rare Metals in the LCT Pegmatites from the Giraúl Field, Angola Antonio Olimpio Gonçalves 1 , Joan-Carles...Abstract: The Giraúl granitic pegmatite field in Angola is composed of five pegmatite types, the most evolved...pegmatites are rich in Nb-Ta oxide minerals and the field has a moderate interest for critical elements such...the evolution of the pegmatites and within each pegmatite body from border to inner zones, and especially...minerals is quite characteristic in granites and pegmatite rocks and gives us information about their petrogenesis |  | | 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 |  | Van Lichtervelde, Marieke, Grand’Homme, Alexis, de Saint-Blanquat, Michel, Olivier, Philippe, Gerdes, Axel, Paquette, Jean-Louis, Melgarejo, Joan Carles, Druguet, Elena, Alfonso, Pura (2017) U-Pb geochronology on zircon and columbite-group minerals of the Cap de Creus pegmatites, NE Spain. Mineralogy and Petrology, 111 (1) 1-21 doi:10.1007/s00710-016-0455-1 | Journal (article/letter/editorial) | | the different pegmatitic pulses. In a type III pegmatite where zircon and CGM are co-genetically associated...Toulouse, France 2 ISTerre, Université Grenoble, 1381 Rue de la Piscine, BP 53, 38041 Grenoble, France Introduction...Pascal, CNRS, IRD, BP 10448, 63000 Clermont-Ferrand, France 5 Departament de Cristal·lografia, Mineralogia...as Li M. Van Lichtervelde et al. and the high field strength elements Nb-Ta and Sn (Linnen et al. 2012)...(e.g., Aguilar et al. 2014). The peraluminous pegmatite swarm that crops out in the Cap de Creus area |  | Müller, Axel, Ihlen, Peter M., Snook, Ben, Larsen, Rune Berg, Flem, Belinda, Bingen, Bernard, Williamson, Ben J. (2015) The Chemistry of Quartz in Granitic Pegmatites of Southern Norway: Petrogenetic and Economic Implications. Economic Geology, 110 (7) 1737-1757 doi:10.2113/econgeo.110.7.1737 | Journal (article/letter/editorial) | | granitic pegmatites in the Froland and Evje-Iveland pegmatite fields, southern Norway, have been determined...genesis of pegmatites hosting these deposits. Both pegmatite fields were formed during the Sveconorwegian (Grenvillian)...Ti-in-quartz geothermobarometer gives an average pegmatite crystallization temperature of 537° ± 39°C. Temperature...highest along the northwestern margin of the pegmatite field (>550°C), whereas the most differentiated pegmatites...quartz lies just north of the central part of the field where individual pegmatites contain >1 million metric |  | 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...contamination with Ca, Mg and REE of an evolved (LCT) pegmatite-forming melt by distal carbonatite-like marbles |  | | Journal (article/letter/editorial) | | category of corundum-bearing anatectic felsic pegmatite formed in mantle peridotite earlier subjected...overprint by a mixed H2O + CO2 fluid. The bulk of the pegmatite bodies encountered are not obviously of anatectic...an LCT pegmatite also being affected by an LCT-type overprint, to form a “super-LCT pegmatite” is explored...economic potential of pegmatite occurrences. Keywords: granitic pegmatite, felsic pegmatite, classification...+ CO2. En revanche, la plupart des venues de pegmatite sont le produit du fractionnement d’un volume |  | | Journal (issue) | | deposits, and consequently with such severely limited field collecting opportunities, should foster a hot-bed...locations and contemporary deposits developed by field collectors. Size is not the main focus, as quality...Roberts, and subsequently discovered several new pegmatite minerals in the Black Hills of South Dakota; Bill...Almandine-spessartine on albite, 4.9 mm, Poaia pegmatite, Minas Gerais, Brazil. Beth Van Allen photo. ...(tiny pink spheres), 5-mm view, from the Tip Top pegmatite, Fourmile, Custer County, South Dakota. Thomas |  | | Journal (issue) | | of business for lack of enough profitable stock. Field collectors would leave behind almost every specimen...mined for about 20 years. Unfortunately, the gem field was eventually buried under extensive dumps from...January–February, 2023 33 Figure 33. Smoky quartz with rutile inclusions, 4.2 cm, from Novo Horizonte, Bahia...Figure 50. Smoky quartz gwindel with one included rutile needle, 9.4 cm, from Serra da Mangabeira, Paramirim...floater with no damage), 7.8 cm, from an unknown pegmatite locality in Brazil (collected in the early 1900s) |  | | Journal (article/letter/editorial) | | Batholith (Salamanca, Spain) and in the related LCT pegmatite dikes of the rare-element class. Moreover, abundant...crystallized in the Cruz del Rayo peribatholithic pegmatite dikes, cutting the pre-Ordovician low-grade metasedimentary...surrounding Schist-Graywacke Complex. Cassiterite, rutile, ilmenite and tantalite-(Fe) occur disseminated...cassiterite, rutile and Ta-rich rutile developed locally in the intragranitic pegmatite dikes. Two types...assemblage in both types of the peribatholithic pegmatite dikes would have crystallized as a result of magmatic |  | 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...[ ), tugtupite (ClK [ ), fluorapatite (CaK [ ), rutile (TiK [ ), rhodonite (MnK [ ), almandine (FeK [...crystal and a polylithionite standard. Zr content of rutile was counted for a total of 1600 seconds using a...R Oxides Hercynite (Hc) x T Corundum (Crn) – R Rutile (Rt) – R Magnetite (Mgt) x T Ilmenite (Ilm)** x...selvage of sillimanite (e.g. Fig. 8c,d, Table 11). A rutile grain (Table 12) occurs with zircon along the boundary |  | | Journal (article/letter/editorial) | | content of the melt. Titanium-bearing oxides such as rutile and titanite are enriched in Ta and have the potential...are the Ti-bearing oxides: ilmenite, titanite, rutile or magnetite, or silicates: micas and amphiboles...References Mt Cassiterite (Wodgina), Australia pegmatite 2890–2,830 35 50 250 5 \60 Sn (Sweetapple...(Sweetapple and Collins 2002) Greenbushes, Australia pegmatite 2,527 192 500 Li, Sn (Partington 1990; Partington...Klementová and Rieder 2004) Tanco, Canada pegmatite 2,576 25 56 300 5.4 100 Cs, Li (Stilling |  | Novák, Milan, Vieira, Romeu, Lima, Alexandre, Škoda, Radek, Martins, Tania, dos Anjos Ribeiro, Maria (2009) Ferronigerite with dominant substitution TiSn−1 in muscovite+chlorite aggregate from massive quartz nodule associated with a petalite-rich aplite-pegmatite of the Barroso-Alvão pegmatite field, Northern Portugal. Neues Jahrbuch für Mineralogie - Abhandlungen, 186 (1) 67-78 doi:10.1127/0077-7757/2009/0132 | Journal (article/letter/editorial) | | with a petalite-rich aplite-pegmatite of the Barroso-Alvão pegmatite field, Northern Portugal Milan Novák...petalite-rich aplite-pegmatite dike Lousas from the Barroso-Alvão pegmatite field. Ferronigerite-6N6S...fluorapatite, paragonite, beryl, staurolite, and rutile with rare small grains (≤ 1 µm) of Fe, Mn, Y, Nb...substitutions, quartz nodule, petalite, aplite-pegmatite, Barroso-Alvão field, Portugal Introduction Nigerite-group...Lousas aplite-pegmatite body intruding metasedimentary rocks, Barroso-Alvão pegmatite field. Grey area – |  | | Journal (article/letter/editorial) | | determine chemical variations between different pegmatite types and within individual pegmatitic bodies...pegmatites of Froland is presented basing on the pegmatite structure, bulk composition and mineral chemistry...varies significantly within structurally-zoned pegmatite bodies. Feldspar and biotite chemistry reflects...trace element signature of quartz. Key-words: pegmatite, quartz, LA-ICP-MS, cathodoluminescence, Froland...been made to give details of the most common pegmatite minerals quartz, feldspar and mica. The chemistry |  | | Thesis/Dissertation | | respectively. The Lindvikskollen pegmatite area was the focus of field work and sampling of rocks and tourmalines...in the area. In the case of the Lindvikskollen pegmatite, which intruded a metagabbro body and its albitized...tourmaline and bulk rock chemistry indicates that the pegmatite was probably formed by mixed partial melting of...albitite host rocks. In addition, the nearby Tangen pegmatite intrudes the same metagabbro, and its overlapping...host rock tourmaline-bearing gneiss to be the pegmatite melt source. This thesis concludes that the source |  | | Journal (article/letter/editorial) | | Deciphering the Permian Fluid Evolution during Pegmatite Formation Kurt Krenn *, Martina Husar and Anna...Deciphering the Permian Fluid Evolution during Pegmatite Formation. Minerals 2021, 11, 638. https://doi...garnet, tourmaline, spodumene, and quartz from six pegmatite fields of Permian origin at Koralpe (Eastern Alps)...different types of FIs enables a chronology of pegmatite host mineral growth (garnet-tourmaline/quartzspodumene)...exsolved from the pegmatite parent melt together with the metamorphic fluid from the pegmatite host rocks. |  | Neiva, Ana Margarida Ribeiro, Gomes, Carlos Leal, Silva, Paulo Bravo, Gomes, Maria Elisa Preto, dos Santos, António Carlos Tavares (2019) Geochemistry of granitic aplite-pegmatite dykes and sills and their minerals from the Gravanho-Gouveia area in Central Portugal. Geochemistry, 79 (2) 221-234 doi:10.1016/j.geoch.2019.01.001 | Journal (article/letter/editorial) | | com/locate/chemer Geochemistry of granitic aplite-pegmatite dykes and sills and their minerals from the Gravanho-Gouveia...the Gravanho-Gouveia area of Portugal, based on field work, variation diagrams for major and trace elements...pegmatites contain cassiterite and two generations of rutile. The first magmatic generation consists of homogeneous...transition between the granite G1 and the zoned pegmatite. Qz – quartz, Brl – beryl (1- blue, 2- yellow);...to granite G3. Two principal types of aplite-pegmatite dykes and sills intruded the granite G1: (i) aplite-pegmatites |  | | Journal (article/letter/editorial) | | LCT-family granitic pegmatites of the Pampean pegmatite province in Argentina are evaluated. In general...petalite-subtype pegmatites of the El Quemado pegmatite field carry more evolved CGM, from manganocolumbite...pegmatites, known to date from the El Totoral pegmatite field, contain CGM with oscillatory zoning, with...the Punilla pegmatite field corresponds to ferrocolumbite slightly enriched in high-field-strength trace...mineral group at different scales, from a single pegmatite to groups of cogenetic pegmatites, locally also |  | Beurlen, Hartmut, Da Silva, Marcelo R. R., Thomas, Rainer, Soares, Dwight R., Olivier, Patrick (2008) Nb–Ta–(Ti–Sn) oxide mineral chemistry as tracer of rare-element granitic pegmatite fractionation in the Borborema Province, Northeastern Brazil. Mineralium Deposita, 43 (2) 207-228 doi:10.1007/s00126-007-0152-4 | Journal (article/letter/editorial) | | mineral chemistry as tracer of rareelement granitic pegmatite fractionation in the Borborema Province, Northeastern...(EMPA) of columbite, tapiolite, niobian– tantalian rutile, ixiolite and wodginite group minerals from 28...possible exploration tool, to trace the degree of pegmatite fractionation and to classify the pegmatites....groups, are commonly used in pegmatite provinces worldwide as tracers of pegmatite magma fractionation, for...Ta, Li and Cs ore increases with the degree of pegmatite magma fractionation. The Borborema Pegmatitic |  | Suo, Qingyu, Shen, Ping, Luo, Yaoqing, Li, Changhao, Feng, Haoxuan, Cao, Chong, Pan, Hongdi, Bai, Yingxiong (2022) Beryl Mineralogy and Fluid Inclusion Constraints on the Be Enrichment in the Dakalasu No.1 Pegmatite, Altai, NW China. Minerals, 12 (4) 450 doi:10.3390/min12040450 | Journal (article/letter/editorial) | | Constraints on the Be Enrichment in the Dakalasu No.1 Pegmatite, Altai, NW China Qingyu Suo 1,2,3 , Ping Shen...Constraints on the Be Enrichment in the Dakalasu No.1 Pegmatite, Altai, NW China. Minerals 2022, 12, 450. https://doi...important beryllium-carrying mineral in Dakalasu No.1 pegmatite. To constrain the concentration mechanism of Be...differentiation evolution of the Dakalasu No.1 pegmatite. Two types of melt inclusions and four types of...C–700 ◦ C, and 200 MPa–300 MPa. The Dakalasu No.1 pegmatite melt is enriched in volatiles, such as B, F, and |  | 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) | | Vandoeuvre-lès-Nancy, France 3 Ecole Nationale Supérieure des Mines de Nancy, Parc de Saurupt, F-54042 Nancy, France 1 ...Yichun granite, China, Li et al. 2015; Tanco pegmatite, Canada, Van Lichtervelde et al. 2008; Cínovec...et al. 2012; Brazil Lake pegmatite, Nova Scotia, Kontak 2006; Karibib pegmatite, * E-mail: rcwang@nju.edu...region, China, Zhu et al. 2006; Cap de Creus pegmatite field, Spain, Alfonso et al. 2003; Gatuba area pegmatites...Zhu et al. 2015). The Huangshan granite/aplite/pegmatite suite (southeast Jiangxi Province, southern China) |  | Bhandari, Sushmita, Qin, Kezhang, Zhou, Qifeng, Evans, Noreen J. (2022) Geological, Mineralogical and Geochemical Study of the Aquamarine-Bearing Yamrang Pegmatite, Eastern Nepal with Implications for Exploration Targeting. Minerals, 12 (5) 564 doi:10.3390/min12050564 | Journal (article/letter/editorial) | | Geochemical Study of the Aquamarine-Bearing Yamrang Pegmatite, Eastern Nepal with Implications for Exploration...Geochemical Study of the Aquamarine-Bearing Yamrang Pegmatite, Eastern Nepal with Implications for Exploration...iggcas.ac.cn Abstract: The Yamrang Pegmatite in the Ikhabu Pegmatite Field, Eastern Nepal is Nepal’s primary...detailed mineralogy and whole rock granite and pegmatite geochemistry, and major and trace element data...order to classify the aquamarine-bearing Yamrang Pegmatite, elucidate beryl-saturation processes and evaluate |  | | 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...minerals (columbite-tantalite, bismutotantalite, Nb-rutile, cassiterite, hübnerite, qitianlingite), phosphate...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 |
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Pegmatite field, Collioure, Céret, Pyrénées-Orientales, Occitanie, France