 | | Report (issue) | | 6(2)° Z = 2 X-ray Powder Pattern: Near Åskagen quarry, Sweden. (amorphous until heated to 600o C) 2.897...16] 15.85 29.51 0.55 98.75 (1) Near Åskagen quarry, Värmland, Sweden; average of 4 electron microprobe...pegmatite. Association: Potassic feldspar, quartz, bastnäsite, thorite, Nd-dominant analogue of allanite-(Ce)...Near Åskagen quarry, mining village Torskebäcken, about 12 km east of Filipstad, Värmland, Sweden. Name:...Name: For the quarry that produced the first specimen and indicating the predominance of Nd over other |  | 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) | | FROM THE KINGMAN FELDSPAR MINE, MOJAVE PEGMATITE DISTRICT, NORTHWESTERN ARIZONA, USA Sarah L. HANSON§ Geology...late-stage fluids that replaced allanite with bastnäsite-(Ce). Late-stage carbonate fluids, enriched in...could have preferentially redistributed Ce into bastnäsite-(Ce), resulting in Nd-enriched recrystallized... Kingman granitic pegmatite, Mojave pegmatite district, Arizona. Introduction The Kingman granitic pegmatite...bodies recently studied in the Mojave pegmatite district in northwestern Arizona. The Mojave pegmatites |  | Raschke, Markus B., Anderson, Evan J. D., Van Fosson, Jason, Allaz, Julien M., Smyth, Joseph R., Škoda, Radek, Persson, Philip M., Becker, Randy (2018) Rare-earth crystal chemistry of thalénite-(Y) from different environments. Mineralogical Magazine, 82 (2) 313-327 doi:10.1180/minmag.2017.081.044 | Journal (article/letter/editorial) | | granite of the Golden Horn batholith, Okanogan County, Washington State, USA, in comparison with new...White Cloud pegmatite, South Platte pegmatite district, Pikes Peak batholith, X-ray structure refinement...https://doi.org/10.1180/minmag.2017.081.044 Dalarna, Sweden, and named in honour of the Swedish physicist Tobias...thalénite-(Y) from the White Cloud pegmatite, South Platte District, Colorado, USA. To address the F and OH substitution...Golden Horn batholith, primarily REE-carbonates ‘bastnäsite’ and ‘synchysite’, allanite-(Ce), betafergusonite |  | Belakovskiy, D., Welch, M. D., Camara, F., Gatta, G. D., Tait, K. T. (2012) New Mineral Names. American Mineralogist, 97 (8) 1523-1530 doi:10.2138/am.2012.596 | Journal (article/letter/editorial) | | mineral formed by alteration of tennantite-rich ore in the oxidized zone of the famous Tsumeb mine, a...a dolostone hosted polymetallic hydrothermal ore deposit at Tsumeb, Namibia. It is associated to other...near Åskagen quarry, mining village Torskebäcken about 12 km east of Filipstad, Värmland, Sweden. Åskagenite-(Nd)...in association with potassic feldspar, quartz, bastnäsite, thorite, Nd-dominant analogue of allanite-(Ce)...in the oxidized zone of the hydrothermal Cu-Pb-Zn ore deposits formed during volcanic activities in mid |  | | Journal (article/letter/editorial) | | supergroup from Fe-REE deposits of Bastnäs-type, Sweden RADEK ŠKODA1,*, JAKUB PLÁŠIL2, RENATA ČOPJAKOVÁ1...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;...Malmkärra mine, ∼3.5 km WSW of Norberg, south-central Sweden, where it occurs in association with fluorbritholite-(Ce) |  | | Journal (issue) | | ened tabular hexagonal crystal from Ratnapura District, Sri Lanka. Photograph of sample R090019 reproduced...million years in age in the Svecofennian province of Sweden and Finland (e.g., Holtstam and Langhof 1999; Jonsson...and similar deposits in the Bergslagen ore region of central Sweden. Their history began with submarine...Al(Fe3+)2O36], crystal 3.5x2 mm, from Långban, Sweden. Photograph by Erik Jonsson. Reproduced with permission...reported previously, volcanic rocks in the Eifel district, Germany (e.g., Schminke 2007, Lengauer et al |  | | Book | | 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...zirconosilicate or as carbonatosilicate. Mountain County Infrared Density Measured density Calculated density...Scramble claim, Ryan, Black Mts., Furnace Creek district, Death Valley region, Inyo Co., California, USA |
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