 | | Report (issue) | | CaNd(Al2Fe2+)(Si2O7)(SiO4)O(OH) Allanite-(Nd) Crystal Data: Monoclinic. Point Group: 2/m. As prismatic...Z = 2 X-Ray Diffraction Pattern: Åskagen pegmatite, Värmland, Sweden. 2.89 (100), 2.70 (60), 2.61 (60)...54 10.85 0.41 [1.58] 99.37 (1) Åskagen pegmatite, Värmland, Sweden; average electron microprobe analysis...978(OH)1.032. Mineral Group: Epidote supergroup, allanite group. Occurrence: An accessory phase in the blocky...granitic pegmatite (Sweden). Association: Iimoriite-(Y), keiviite-(Y), allanite-(Y), tengerite-(Y). Distribution: |  | Skoda, R., Cempirek, J., Filip, J., Novak, M., Veselovsky, F., Ctvrtlik, R. (2012) Allanite-(Nd), CaNdAl2Fe2+(SiO4)(Si2O7)O(OH), a new mineral from Askagen, Sweden. American Mineralogist, 97 (5) 983-988 doi:10.2138/am.2012.3936 | Journal (article/letter/editorial) | | 983–988, 2012 Allanite-(Nd), CaNdAl2Fe2+(SiO4)(Si2O7)O(OH), a new mineral from Åskagen, Sweden Radek Škoda...Republic Abstract Allanite-(Nd), ideally CaNdAl2Fe (SiO4)(Si2O7)O(OH), the Nd-analog of allanite-(Ce), occurs...occurs in the Åskagen pegmatite, central Sweden. It forms fine-grained aggregates within altered thalénite-(Y)...iimoriite-(Y), keiviite-(Y), allanite-(Y), and tengerite-(Y). Allanite-(Nd) is biaxial (–); with refractive...measured 2V = 82°(±3°). Larger fragments of allanite-(Nd) are moderately pleochroic (α = pale grayishbrown |  | Hanson, S. L., Falster, A. U., Simmons, W. B., Brown, T. A. (2012) Allanite-(Nd) from the Kingman Feldspar Mine, Mojave Pegmatite District, Northwestern Arizona, USA. The Canadian Mineralogist, 50 (4) 815-824 doi:10.3749/canmin.50.4.815 | Journal (article/letter/editorial) | | 3749/canmin.50.4.815 ALLANITE-(Nd) FROM THE KINGMAN FELDSPAR MINE, MOJAVE PEGMATITE DISTRICT, NORTHWESTERN ARIZONA...LREE-enriched allanite and a near-absence of HREE-enriched minerals. Most of the allanite is Nd-rich allanite-(Ce)...the samples have domains that are Nd-dominant, and thus are allanite-(Nd). This represents the fourth world...and the first reported U.S. location for allanite-(Nd). The Nd-dominant domains, which typically occur...highly oxidizing late-stage fluids that replaced allanite with bastnäsite-(Ce). Late-stage carbonate fluids |  | Čopjaková, Renata, Škoda, Radek, Galiová, Michaela Vašinová, Novák, Milan, Cempírek, Jan (2015) Sc- and REE-rich tourmaline replaced by Sc-rich REE-bearing epidote-group mineral from the mixed (NYF+LCT) Kracovice pegmatite (Moldanubian Zone, Czech Republic) American Mineralogist, 100 (7) 1434-1451 doi:10.2138/am-2015-4863 | Journal (article/letter/editorial) | | with well-developed tetrad effect in the first (La-Nd) and the second (Sm-Gd) tetrads. Scandium- and REE-rich...hydrothermal and metamorphic fluids also were reported from ore deposits and tourmalinites (Slack and Robinson 1990;...minerals of the epidote group belong either to the allanite or the dollaseite subgroups. They have a general...2004; Armbruster et al. 2006). Minerals of the allanite subgroup are derived from clinozoisite by the...A2Ca2++M3M3+. The most common members of the allanite subgroup, allanite(Ce) and ferriallanite-(Ce), occur as |  | Škoda, Radek, Plášil, Jakub, Jonsson, Erik, Čopjaková, Renata, Langhof, Jörgen, Galiová, Michaela Vašinová (2015) Redefinition of thalénite-(Y) and discreditation of fluorthalénite-(Y): A re-investigation of type material from the Österby pegmatite, Dalarna, Sweden, and from additional localities. Mineralogical Magazine, 79 (4) 965-983 doi:10.1180/minmag.2015.079.4.07 | Journal (article/letter/editorial) | | material from the Österby pegmatite, Dalarna, Sweden, and from additional localities RADEK ŠKODA1,*...Resources, Geological Survey of Sweden, Box 670, SE-751 28 Uppsala, Sweden Department of Earth Sciences...CEMPEG, Uppsala University, SE-752 36 Uppsala, Sweden Department of Geosciences, Swedish Museum of Natural...Natural History, Box 50007, SE-104 05 Stockholm, Sweden Department of Chemistry, Faculty of Science, Masaryk...material from the Österby pegmatite in Dalarna, Sweden, the chemical composition and structural parameters |  | | Journal (article/letter/editorial) | | magmatic Be-minerals within a single pegmatite district is exceptional and it is constrained by variable...accessory minerals include fluorapatite, zircon, allanite-(Ce), titanite, and sulfide minerals. The bulk...the isotopic Sr (87Sr/86Sr337 = 0.709–0.7125) and Nd (337Nd = –6.3) data suggest mixing of a durbachitic...into several groups: (i) geochemically primitive allanite-type pegmatites, and (ii) more evolved euxenite-type...rare accessory minerals. These include titanite, allanite-(Ce), pyrite, ilmenite, pseudorutile, niobian |  | | Journal (article/letter/editorial) | | Gadolinite-(Nd), a new member of the gadolinite supergroup from Fe-REE deposits of Bastnäs-type, Sweden RADEK...Resources, Geological Survey of Sweden, Box 670, SE-751 28 Uppsala, Sweden Department of Earth Sciences...Sciences, Uppsala University, SE-752 36 Uppsala, Sweden Department of Chemistry, Faculty of Science, Masaryk...Research Council, Box 1035, SE-101 38 Stockholm, Sweden [Received 26 January 2017; Accepted 7 June 2017;...member of the gadolinite supergroup, gadolinite-(Nd), IMA2016-013, ideally Nd2FeBe2Si2O10, was found |  | | Journal (article/letter/editorial) | | solutions of CaCeAl2(Fe3+2/3□1/3)[Si2O7] [SiO4]O(OH), allanite-(Ce) and REE-bearing epidote in miarolitic pegmatites...2 (Fe 3+ 2/3 □ 1/3 )[Si 2 O 7 ][SiO 4 ]O(OH), allanite-(Ce) and rare earth element (REE)-bearing epidote...between CaCeAl2(Fe3+2/3□1/3)[Si2O7][SiO4]O(OH), allanite-(Ce) and REE-free epidote, because reflect the...dei Vestini 31, I -66100 Chieti, Italy Keywords Allanite . Baveno . Miarolitic cavities . NYF pegmatites...Ballanite root^ includes allanite-(Y), allanite-(La), allanite-(Ce) and allanite-(Nd) terms: all these minerals |  | Biagioni, Cristian, Bonazzi, Paola, Pasero, Marco, Zaccarini, Federica, Balestra, Corrado, Bracco, Roberto, Ciriotti, Marco E. (2019) Manganiakasakaite-(La) and Ferriakasakaite-(Ce), Two New Epidote Supergroup Minerals from Piedmont, Italy. Minerals, 9 (6) 353 doi:10.3390/min9060353 | Journal (article/letter/editorial) | | ferriakasakaite-(Ce) were found in the small Mn ore deposit of Monte Maniglia, Bellino, Varaita Valley...a); ferriakasakaite-(Ce); epidote supergroup; allanite group; new mineral; Monte Maniglia; Piedmont;...monoclinic mineral species; of them, 17 belong to the allanite group, 10 to the clinozoisite group, Minerals...epidote with orthorhombic symmetry, and åskagenite-(Nd), the unique example of epidote having a divalent...ferriakasakaite-(Ce), two new minerals belonging to the allanite group. In this group, a trivalent cation, typically |  | | Journal (article/letter/editorial) | | 櫻井賞第回受賞者受賞記念研究紹介 三重県伊勢市菖蒲から発見された３種類の褐簾石族新鉱物 New three allanitegroup minerals from the Shobu, Ise, Mie Prefecture...Prefecture, Japan 永嶌 真理子(Mariko NAGASHIMA) The new allanitegroup minerals vanadoallanite(La) CaLaV3＋AlFe2＋Si3O12(OH)...the Shobu area, Ise City, Mie Prefecture, Japan. Allanitegroup is a member of rareearth element (REE)rich...F)(OH,O)(Z ＝ 2). The relation between epidote and allanitegroups was characterized by the coupled substitution:...cation sites in the allanitegroup minerals, which led the ˆnding of three new allanitegroup minerals. Keywords: |  | | Journal (issue) | | 37(4), 04.12 10/44-45/54 Neue Mineralien (Allanit-Nd; Chromschieffelinit; Davidlloydit; Falsterit; Brearleyit;...enstatite chondrite 983-988 Allanite-(Nd), a new mineral from Åskagen, Sweden 989-994 Tsilaisite, a new...342-348 Enargite, Longfellow mine, Red Mountain District, San Juan Co., Colorado 352-365 Copper-banded...Poudrette Quarry, Mont SaintHilaire, Quebec, Canada. Faujasiet-XX van de Poudrette Quarry, Mont Saint-Hilaire...faujasiet-Na is die van de Halloran heuvel, San Bernardino County in zuidoost California, USA. Mooie kristalletjes |  | | Book | | Mg Mg Fe NC Mg2+Fe2+Fe2+ 2+ 2+ 3696 3680 2+ ND Fe Fe Fe IA Mg2+Mg2+R3+ 2+ 3712 2+ NB Wavenumber...Fe2+Fe2+Fe2+ and Fe2+Fe2+ Al3+ and are therefore an ND-type band and an IB-type band, respectively. These...and anapaite Ca2Fe2+ (PO4)2·from the Kerch iron-ore basin (c). The spectra were obtained by N.V. Chukanov...brandtite Ca2Mn(AsO4)2·2H2O from skarn (Harstigen mine, Sweden) (b), and roselite Ca2Co(AsO4)2·2H2O from the oxidation...of sturmanite from the Black Rock mine, Kuruman District, South Africa, determined from its crystal structure |
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Åskagen Quarry, Persberg ore district, Filipstad, Värmland County, Sweden