 | 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) | | 313–327 Rare-earth crystal chemistry of thalénite-(Y) from different environments MARKUS B. RASCHKE1,*...Chemistry, and JILA, University of Colorado, Boulder, Colorado 80309, USA Department of Geological Sciences...Sciences, University of Colorado, Boulder, Colorado 80309, USA Inst. für Geochemie und Petrologie, ETH Zürich...Engineering, Colorado School of Mines, Golden, Colorado 80401, USA Yakima, Washington 98908, USA [Received...Associate Editor: Stuart Mills] ABSTR ACT Thalénite-(Y), ideally Y3Si3O10F, is a heavy-rare-earth-rich silicate |  | | Journal (article/letter/editorial) | | looking northwest acro88 the cliff’s of Glen Cove to South Park and the Tarryall Mountains. Researchers have...northeasterly-trending continentul Figure 2. Geologic map of the Colorado Front Range showing the Precambrian metamorphic...1978; Karistrom 1978; Lanthier 1978). Farther south in Colorado, sediments accumulated in decper-water rocks...Survey into “Early, Middle, and Late” Eras. In Colorado we because of the subsequent folding and overthrusting...subduction zone and possibly the creation Era in Colorado and Wyoming of a volcanic island arc. Carpenter |  | | Journal (article/letter/editorial) | | 2000 Lakeshore Drive, New Orleans, Louisiana 70148, USA Sarah L. HANSON Geology Department, Adrian College... 110 S. Madison Street, Adrian, Michigan 49221, USA Alexander U. FALSTER and Karen L.WEBBER Department...2000 Lakeshore Drive, New Orleans, Louisiana 70148, USA Abstract Pegmatites enriched in the rare-earth elements...Wisconsin through Colorado to Arizona. Four widely geographically spaced pegmatite districts that are...are compared and contrasted in this study. The pegmatite districts include the circa 1.5 Ga Wausau syenite |  | 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) | | Redefinition of thalénite-(Y) and discreditation of fluorthalénite-(Y): A re-investigation of type...type material from the Österby pegmatite, Dalarna, Sweden, and from additional localities RADEK ŠKODA1...ABSTRACT Using type material from the Österby pegmatite in Dalarna, Sweden, the chemical composition and...and structural parameters of thalénite-(Y) [ideally Y3Si3O10(OH)] were examined by wavelength dispersive...two generations of thalénite-(Y). The formula of the primary thalénite-(Y) normalized to 11 anions is |  | | Journal (article/letter/editorial) | | Moldanubian Zone occurring between Třebíč and Vladislav south of the Třebíč fault. Primary magmatic Be-minerals...Be-minerals crystallized mainly in massive pegmatite (paragenetic type I) including common beryl I, helvite-danalite...III, milarite-agakhanovite-(Y) III, phenakite III, and datolite-hingganite-(Y) III. Chemical composition...Al in bazzite III; REE in milarite-agakhanovite-(Y) III; variations in Fe/Mn in helvite-danalite and...primary magmatic Be-minerals within a single pegmatite district is exceptional and it is constrained by variable |  | | Journal (issue) | | Colorado Springs Mineralogical Society Founded in 1936 July 2015 PICK&PACK Vol 55 ...... Number 6 Inside...Jacobson Topic: Pegmatitic Rare-earth Minerals of Colorado: Species and Identification Refreshments provided...Friends of Mineralogy, Colorado Chapter. Mark has collected rare earth minerals in Colorado, Texas, Wyoming...Minerals of Colorado: Species and Identification Most of the pegmatitic rare-earth minerals in Colorado are found...found in the South Platte district, Jefferson County; St. Peters Dome district, El Paso County, Trout Creek |  | | Book (edition) | | Strunz since 1941 (Strunz and Nickel 2001): • Subsidim-y anions (OH,F,O) are positioned before the complex... with all The color of most opaque minerals is white or gray in possible intermediate gradations. Luster...abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada |  | | Book (edition) | | mostly of large specimens, as well as 104 black-and-white photographs 45 new crystal drawings of rare species...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower right...Encyclopedia of minerals Sagiiache County Pu blic Library Saguache , Colorado DEMCO For Reference Not to...Wendell E. Wilson Library Saguache County Public Saguache, Colorado VAN NOSTRAND REINHOLD New York ...England Thomas Nelson Australia 102 Dodds Street South Melbourne, Victoria 3205, Australia Nelson Canada | | | Book (edition) | | mostly of large specimens, as well as 104 black-and-white photographs • 45 new crystal drawings of rare species...Encyclopedia of minerals ~~cbe County Public Library Saguache, Colorado OEMCO For Refere nee Not to...Sagtiache Co1tntr Publlc I...ibran' Saguache, Colorado ~ VANNOSTRAND REINHOLD ~ - - - - N e w York...England Thomas Nelson Australia 102 Dodds Street South Melbourne, Victoria 3205, Australia Nelson Canada...Cal and Kerith Graeber Cureton Mineral Company Colorado School of Mines cw Charles and Marcelle Weber |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | B. Hoover: U.S.G.S., Federal Center, Lakewood, Colorado. John M. Hughes: Dept. of Geology, Miami University...Smithsonian Inst., Washington, D.C. Alan Pring: South Australian Museum, Adelaide, SA, Australia. Gunnar...Louise Reif: U. S. G. S., Federal Center, Lakewood, Colorado. Charles B. Sclar: Dept. of Earth Sciences, Lehigh...University of Arizona, Tuscon, Arizona. John S. White: Stewartstown, Pennsylvania. Hans J. Wilke: Eppertshausen/Hessen...example, tritomite-(Ce) and tritomite-(Y) are end members [Ce+Y] in the tritomite series [AM 51:152(1966)] |
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White Cloud pegmatite, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA