 | Černý, Petr, Chapman, Ron, Ferreira, Karen, Smeds, Sten-Anders (2004) Geochemistry of oxide minerals of Nb, Ta, Sn, and Sb in the Varuträsk granitic pegmatite, Sweden: The case of an “anomalous” columbite-tantalite trend. American Mineralogist, 89 (4) 505-518 doi:10.2138/am-2004-0405 | Journal (article/letter/editorial) | | minerals of Nb, Ta, Sn, and Sb in the Varuträsk granitic pegmatite, Sweden: The case of an “anomalous” columbite-tantalite... SE-752 36 Uppsala, Sweden 1 ABSTRACT The complex, petalite-subtype Varuträsk pegmatite in the Proterozoic...Proterozoic rocks of northern Sweden is, as a whole, rather poor in Nb and Ta. The pegmatite consolidated...pegmatites. The degree of cation order in the Varuträsk columbite-group minerals increases from early...contrast, rare inclusions of ferrotapiolite and wodginite closely reflect the (Fe,Mn,Ta,Nb) compositional |  | Rao, C., Wang, R. C., Hu, H., Zhang, W. L. (2009) COMPLEX INTERNAL TEXTURES IN OXIDE MINERALS FROM THE NANPING No. 31 DYKE OF GRANITIC PEGMATITE, FUJIAN PROVINCE, SOUTHEASTERN CHINA. The Canadian Mineralogist, 47 (5) 1195-1212 doi:10.3749/canmin.47.5.1195 | Journal (article/letter/editorial) | | (zone III), but distinctly become columbite + wodginite in zone IV and, rarely, columbite in the zone...zones II–III, whereas complex associations of wodginite, columbite–tantalite and tapiolite-(Fe) are characteristic...compensated by crystallization of abundant primary wodginite-group minerals, controlled by the f(O2) of the...cross-cut first the earlier-formed columbite + wodginite aggregates, and later fill brittle-deformation-induced...cassiterite, columbite–tantalite, tapiolite-(Fe), wodginite, Ta-rich fluid, the Nanping No. 31 pegmatite, |  | | Journal (article/letter/editorial) | | Tanco pegmatite, namely the (Nb,Ta,Ti) oxides (wodginite group, tantalite), phosphates (amblygonite–montebrasite...interests in Scandinavia, in particular in Sweden (e.g., Utö, Varuträsk) in the mid-1990s, then in Slovakia...oxides of Nb, Ta, Ti, W and Sn (columbite group, wodginite group, pyrochlore group, tapiolite group, rutile...pluton of the Wausau syenite complex, Marathon County, Wisconsin by Al U. Falster and colleagues; compositional |  | | Journal (article/letter/editorial) | | first identified in 1938 in lithium pegmatites of Sweden in association with petalite, spodumene, and lepidolite...7.18 4.91 2.12 0.33 11.30 15.61 ^ Varuträsk, Sweden (Groat et al., 1987; Cern y′ et al., 2004)...Peretyazhko, 1992) 0.20 0.15 0.24 Na Varuträsk, Sweden (Groat et al., 1987; C ern y′ et al., 2004)...strüverite, columbite, tan talite, cassiterite, wodginite, microlite Lepidolite, beryl, spodumene, petalite...Sn, and Sb in the Varutrásk Granitic Pegmatite, Sweden: The Case of an “Anomalous” Columbite–Tantalite |  | Galliski, M. A., Marquez-Zavalia, M. F., Cerny, P., Martinez, V. A., Chapman, R. (2008) THE Ta-Nb-Sn-Ti OXIDE-MINERAL PARAGENESIS FROM LA VIQUITA, A SPODUMENE-BEARING RARE-ELEMENT GRANITIC PEGMATITE, SAN LUIS, ARGENTINA. The Canadian Mineralogist, 46 (2) 379-393 doi:10.3749/canmin.46.2.379 | Journal (article/letter/editorial) | | cassiterite, wodginite with elevated Zr contents and ferrowodginite. All members of the wodginite group are...sequential dominance of columbite-group minerals, wodginite-group minerals and ferrotapiolite + cassiterite...and of increasing f(O2) in the melt. Keywords: wodginite-group minerals, columbite-group minerals, ferrotapiolite...interne, les phases prédominantes sont cassitérite, wodginite avec une teneur élevée en Zr, et ferrowodginite...ferrowodginite. Tous les membres du groupe de la wodginite ont une structure ordonnée et font preuve de lamelles |  | | Journal (article/letter/editorial) | | deposits significant Ta is also contained in wodginite, microlite, and tapiolite. Previous solubility...Tantalite (a CGM) is the most common Ta mineral, but wodginite and microlite also host significant amounts of...muscovite, tourmaline, HFSE minerals such as CGMs, wodginite, and microlite, Li silicates, pollucite, beryl;...granite: Granite ± HFSE minerals such as CGMs, wodginite and microlite, Li silicates, lepidolite, cassiterite...(economic in columbite-tantalite, with accessory wodginite and microlite) Nb and Ta (economic in pyrochlore |  | | Journal (article/letter/editorial) | | Harding, New Mexico (Lumpkin 1998a, b), or Varuträsk, Sweden (Čern ý et al. 2004). Studies of CGM in larger...microlite and occasional ferrotapiolite, whereas wodginite and cassiterite are scarce (except in the La Viquita...probably related to the relative abundance of wodginite-group minerals and ferrotapiolite in this generally...cassiterite, ferrotapiolite and minerals of the wodginite group. The difference in the CGM evolutionary...Hawthorne, F.C. & McCammon, C.A. (1992): The wodginite group. II. Crystal chemistry. Can. Mineral. 30 |  | | Journal (volume) | | muscovite, bertrandite, eosphorite, beryllonite, wodginite, bismuthian anotimony and Li-Fe muscovite; the..... ......... T apiolite .. . ............... Wodginite .. . ..... . ..... . . Oolumbite-Tantalite .....Post, Kenya (Richardson 1975). Rose muscovite, Varuträsk, Swede n (Berggren 1941). Rose muscovite, Goshen...determined 1. Bertrandite, Kolsva, Västmanland, Sweden (Märtensson 1960). 2. Bertrandite, Zabai.kalja... 12 . 13. 14. Mn-ta n tal ite, lam ellae in wodginite, Viitanie m i (~7) . Mn-ta nta lite, Viitaniemi |  | | Journal (article/letter/editorial) | | tapiolite, cassiterite and minor ixiolite and wodginite occur in abundance within pegmatites and display...Ta-Nb oxides such as tapiolite, ixiolite and wodginite based on compositions obtained by microprobe....tapiolite and cassiterite were evaluated since wodginite and ixiolite are very minor constituents or completely...boundary and are considered to belong to the wodginite and ixiolite family as defined by Neiva (1996)...Ta-Nb-Sn-bearing phases in the CUPB. Subordinate tapiolite, wodginite and ixiolite occur but have not been observed |  | 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) | | tapiolite, niobian– tantalian rutile, ixiolite and wodginite group minerals from 28 pegmatites in the BPP are...samples that contain columbite, ixiolite, tapiolite wodginite and rutile group minerals from 33 different pegmatites...(1983) when possible: Tap ferrotapiolite, Wdg wodginite, Cst cassiterite, Mcl manganocolumbite, Rt(Ta)...(in brackets abnormally enriched element), Wdg wodginite, exsol. exsolutions Sample numbers not beginning...the columbite, ixiolite, tapiolite, rutile and wodginite group minerals are considered. The X-ray diffractograms |  | Chudík, Peter, Uher, Pavel, Gadas, Petr, Škoda, Radek, Pršek, Jaroslav (2011) Niobium-tantalum oxide minerals in the Jezuitské Lesy granitic pegmatite, Bratislava Massif, Slovakia: Ta to Nb and Fe to Mn evolutionary trends in a narrow Be,Cs-rich and Li,B-poor dike. Mineralogy and Petrology, 102 (1) 15-27 doi:10.1007/s00710-011-0163-9 | Journal (article/letter/editorial) | | Jezuitské Lesy pegmatite 0.2 ferrowodginite wodginite 0 0 FeSnTa2O8 0.2 0.4 0.6 Mn/total A site...the Jezuitské Lesy granitic pegmatite in the wodginite classification quadrilateral diagram the latest...ferrowodginite to wodginite and cassiterite, where crystallization of abundant primary wodginite (Ta-rich phase)...minerals of Nb, Ta, Sn and Sb in the Varuträsk granitic pegmatite, Sweden: the case of an “anomalous” columbitetantalite...Černý P, Hawthorne FC, McCammon CA (1992) The wodginite group II. Crystal chemistry. Can Mineral 30:613–631 |  | Černý, P., Teertstra, D. K., Chapman, R., Selway, J. B., Hawthorne, F. C., Ferreira, K., Chackowsky, L. E., Wang, X.-J., Meintzer, R. E. (2012) Extreme fractionation and deformation of the leucogranite-pegmatite suite at Red Cross Lake, Manitoba, Canada. IV. Mineralogy. The Canadian Mineralogist, 50 (6) 1839-1875 doi:10.3749/canmin.50.6.1839 | Journal (article/letter/editorial) | | relative to Ta. Zircon contains ~32.1 wt.% HfO2, but wodginite is the main carrier of Zr and Hf. The lepidolite...tourmaline supergroup, pollucite, tantalite-(Mn), wodginite, lithium, rubidium, cesium, tantalum, hafnium...discussed the substantial amounts of Zr and Hf in wodginite. Analytical Methods Partial wet-chemical analysis...((tantalite-(Mn)) ((holmquistite)) — ((schorl)) schorl — (wodginite) ((titanite)) — — — (elbaite) [((stibiotantalite))]...analogue of phlogopite, albite, microlite and wodginite, in part in the endocontacts of the LPG dikes |  | 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) | | [33] and Mason [34] in the pegmatites of Varuträsk (Sweden), and later located in most of the pegmatite...hydrogen isotopic composition of micas from the Varuträsk rare-element pegmatite was also used as an argument...minerals of Nb, Ta, Sn, and Sb in the Varuträsk granitic pegmatite, Sweden: The case of an “anomalous” columbite-tantalite...421–438. [CrossRef] Quensel, P. Minerals of the Varuträsk pegmatite. I: The lithium manganese phosphates... 77–96. [CrossRef] Mason, B. Minerals of the Varuträsk pegmatite. XXIII. Some ironmanganese phosphate |  | Novak, M., Cerny, P., Cempirek, J., Srein, V., Filip, J. (2004) FERROTAPIOLITE AS A PSEUDOMORPH OF STIBIOTANTALITE FROM THE LASTOVICKY LEPIDOLITE PEGMATITE, CZECH REPUBLIC; AN EXAMPLE OF HYDROTHERMAL ALTERATION AT CONSTANT Ta/(Ta + Nb) The Canadian Mineralogist, 42 (4) 1117-1128 doi:10.2113/gscanmin.42.4.1117 | Journal (article/letter/editorial) | | stibiomicrolite, manganotantalite, cesstibtantite, wodginite, natrotantite, alumotantite, sosedkoite, rynersonite...minerals of Nb, Ta, Sn and Sb in the Varuträsk granitic pegmatite, Sweden: the case of an “anomalous” columbite–tantalite...Pegmatite–Aplite Dikes in the Mesa Grande District, San Diego County, California. Ph.D. thesis, Stanford University...Rynersonite, Ca(Ta,Nb)2O6, a new mineral from San Diego County, California. Am. Mineral. 63, 709-714. GREEN, T...from the Island of Üto, Stockholm Archipelago, Sweden. Can. Mineral. 37, 665-672. STANĚK, J. (1973): |  | Alfonso, Pura, Hamid, Sarbast Ahmad, Anticoi, Hernan, Garcia-Valles, Maite, Oliva, Josep, Tomasa, Oriol, López-Moro, Francisco Javier, Bascompta, Marc, Llorens, Teresa, Castro, David, García Polonio, Francisco (2020) Liberation Characteristics of Ta–Sn Ores from Penouta, NW Spain. Minerals, 10 (6) 509 doi:10.3390/min10060509 | Journal (article/letter/editorial) | | or, more fluorite, microlite, microlite,wodginite, wodginite,tapiolite, tapiolite, and occasionally,...more abundant abundant of microlite crystals. Wodginite is also present in a minor amount. (Figure textures...especially in the rims of microlite crystals. Wodginite is also present in a minor amount. Minerals...up to 9 wt% of Ta2O5 and a microlite crystals. Wodginite is also present in a minor amount. lower content...microlite (0.1 and 0.3 wt%, respectively). Although wodginite was determined by EMPA, it was not detected with |  | | Book | | from minerals found in the pegmatite at Ytterby, Sweden. Both supposed oxides were later found to be mixtures...eourse of analyzing pegmatite minerals from Ytterby, Sweden and Kimito, Finland. The new "element" was named...fractures in altered greenstones from San Benito County, California, is reported with 20.57 wt.% RE2 0...syenites and a1kali granites like the Bastnässkarns (Sweden) and the Mountain Pass carbonatites (California)...in granitic pegmatites (fluocerite from Österby, Sweden), albitized alkali granites and albitites emanating |  | 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) | | minerals of Nb, Ta, Sn and Sb in the Varuträsk granitic pegmatite, Sweden: the case of an “anomalous” columbite–tantalite... R. (1985): Wodginite and associated minerals from Peerless pegmatite, Pennington County, South Dakota... (2000): Exsolution of the zirconian–hafnian wodginite from manganoan–tantalian cassiterite, Annie claim |  | Galliski, M. A., Cerny, P., Marquez-Zavalia, M. F., Chapman, R. (2012) An association of secondary Al-Li-Be-Ca-Sr phosphates in the San Elias pegmatite, San Luis, Argentina. The Canadian Mineralogist, 50 (4) 933-942 doi:10.3749/canmin.50.4.933 | Journal (article/letter/editorial) | | (104-106). Quensel, P. (1956): The paragenesis of the Varuträsk pegmatite, including a review of its mineral assemblage...Ferrotitanowodginite, Fe2+TiTa2O 8, a new mineral of the wodginite group from the San Elías pegmatite, San Luis, |  | Melcher, Frank, Graupner, Torsten, Gäbler, Hans-Eike, Sitnikova, Maria, Henjes-Kunst, Friedhelm, Oberthür, Thomas, Gerdes, Axel, Dewaele, Stijn (2015) Tantalum–(niobium–tin) mineralisation in African pegmatites and rare metal granites: Constraints from Ta–Nb oxide mineralogy, geochemistry and U–Pb geochronology. Ore Geology Reviews, 64. 667-719 doi:10.1016/j.oregeorev.2013.09.003 | Journal (article/letter/editorial) | | chemistry of columbite-tantalite, tapiolite, wodginite and ixiolite in African Ta provinces MA 5.1...variation of columbite-tantalite, tapiolite and wodginite-ixiolite 7.3. Chemical variability of Ta-Nb oxides...production; other Ta-Nb oxides (TNO) such as tapiolite, wodginite, ixiolite, rutile SC R and pyrochlore-supergroup...Damara Belt of Namibia. CGM, AC tapiolite, wodginite and ixiolite accommodate minor and trace elements...incorporated in TNO in a systematic fashion, e.g. wodginite and ixiolite carry higher Ti, Zr, Hf, Sn and Li |  | Antunes, Isabel Margarida Horta Ribeiro, Neiva, Ana Margarida Ribeiro, Ramos, João Manuel Farinha, Silva, Paulo Bravo, Silva, Maria Manuela Vinha Guerreiro, Corfu, Fernando (2013) Petrogenetic links between lepidolite-subtype aplite-pegmatite, aplite veins and associated granites at Segura (central Portugal) Geochemistry, 73 (3) 323-341 doi:10.1016/j.chemer.2012.12.003 | Journal (article/letter/editorial) | | columbite-tantalite minerals from those of the ixiolite-wodginite series (Fig. 13c and d). Ixiolite inclusions have...than the primary microlite from the Varuträsk pegmatite, Sweden (Černý et al., 2004) and the Gonçalo...minerals of Nb, Ta, Sn and Sb in the Varuträsk granitic pegmatite, Sweden: the case of an anomalous columbite-tantalite |  | | Journal (article/letter/editorial) | | columbite–tantalite group from minerals of the ixiolite– wodginite series, and for simplicity referred to as ixiolite...minerals of Nb, Ta, Sn and Sb in the Varuträsk granitic pegmatite, Sweden: The case of an “anomalous” columbite-tantalite... 1985. Wodginite and associated oxide minerals from the Perless pegmatite, Pennington County, South Dakota |  | | Journal (volume) | | eolumbite-tantalite, eassiterite, zireon, mierolite, wodginite, stibnite, native antimony and bismuth, and so...Simpson 1978), Bikita (Cooper 1964), or even Varuträsk (Quensel 1938, 1945). In contrast, low-temperature...104 - 106. Quensel, P., 1938. Minerals of the Varuträsk pegmatite. XIII. Pollucite, its vein material...612 - 634. Quensel, P., 1945. Minerals of the Varuträsk pegmatite. XXXVI. Further alteration products...petalite-bearing pegmatites of Utö, Stockholm Archipelago, Sweden. Geol. Fören. Förh. 111,361- 371. Suominen, V. |  | Feng, Yonggang, Liang, Ting, Yang, Xiuqing, Zhang, Ze, Wang, Yiqian (2019) Chemical Evolution of Nb-Ta Oxides and Cassiterite in Phosphorus-Rich Albite-Spodumene Pegmatites in the Kangxiwa–Dahongliutan Pegmatite Field, Western Kunlun Orogen, China. Minerals, 9 (3) 166 doi:10.3390/min9030166 | Journal (article/letter/editorial) | | number of analyses. Chemical formulae of CGM and wodginite were calculated based on 6 and 8 oxygen atoms...these oxides during magmatic fractionation and wodginite as a rare final product of such fractionation...into the residual melt to produce Ti-Fe-rich wodginite. This hypothesis can also explain the occurrence...from the pegmatite at earlier stages to produce wodginite-group minerals [61]. According to [62], Sn can...and hafnium in minerals of the columbite and wodginite groups from granitic pegmatites. Can. Mineral |  | Pieczka, A., Szuszkiewicz, A., Szełęg, E., Nejbert, K., Łodziński, M., Ilnicki, S., Turniak, K., Banach, M., Hołub, W., Michałowski, P., Różniak, R. (2013) (Fe,Mn)-(Ti,Sn)-(Nb,Ta) oxide assemblage in a little fractionated portion of a mixed (NYF + LCT) pegmatite from Piława Górna, the Sowie Mts. block, SW Poland. Journal of GEOsciences, 58 (2) 91-112 | Journal (article/letter/editorial) | | Mg, and additionally Li+ with vacancies in the wodginite-group minerals (WGM), B – Sn, Ti, Zr, Hf, Fe3+...minerals of Nb, Ta, Sn, and Sb in the Varuträsk granitic pegmatite, Sweden: the case of “anomalous” columbite–tantalite...Černý P, Hawthorne FC, McGammon CA (1992) The wodginite group. II. Crystal chemistry. Canad Mineral 30: |  | Atencio, D., Andrade, M. B., Christy, A. G., Giere, R., Kartashov, P. M. (2010) The pyrochlore supergroup of minerals: nomenclature. The Canadian Mineralogist, 48 (3) 673-698 doi:10.3749/canmin.48.3.673 | Journal (article/letter/editorial) | | Australia, by Nickel & Robinson (1985), and at Utö, Sweden, by Smeds et al. (1999). The crystal structure...minerals of Nb, Ta, Sn, and Sb in the Varuträsk granitic pegmatite, Sweden: the case of an “anomalous” columbite–tantalite...associated minerals in a skarn from Långban, Värmland, Sweden. Mineralogical Magazine 69, 995-1018. C hukanov...effects of microlite from the Harding pegmatite, Taos County, New Mexico. American Mineralogist 71, 569-588...from the island of Utö, Stockholm Archipelago, Sweden. Canadian Mineralogist 37, 665-672. Subramanian |
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