 | | 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 |  | 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) | | 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...Okanogan County, Washington State, USA, in comparison with new analyses from the White Cloud pegmatite in the...the Pikes Peak batholith, Colorado, USA. The Golden Horn thalénite-(Y) occurs as late-stage sub-millimetre |  | | Report (chapter) | | the LIBRARY South Platte District, Colorado · by Wm. B. Simmons and E. Wm. Heinrich Colorado Geological...Denver, Colorado I 1980 Front cover: Wide Angle photograph of the Oregon No. 2~ pegmatite, South Platte...Platte pegmatite district, Colorado. This striking example graphically illustrates the exceptionally welldeveloped...structural zonation of the pegmatites of this district. A fifty foot high column (40 feet across at the...the bottom of the pit. The quartz core of the pegmatite was left standing in relief as the enveloping |  | | Journal (article/letter/editorial) | | Two Point claim, Pikes Peak batholith, Teller County. The Collector’s Edge specimen, Jeff Scovil photo...Mail Stop 150, Box 25046 Federal Center Denver, Colorado 80225 pmodreski@usgs.gov C olorado is, of course...prohibitions on collecting or to private land or mining claims for which permission has been obtained....been written as guides to mineral collecting in Colorado. A classic, which went through three major editions...1951 version with a slightly different title), is Colorado Gem Trails and Mineral Guide, by Pearl (1951, |  | | Journal (article/letter/editorial) | | COMPROMISEGROWTHSURFACESON PEGMATITE MINERALS VeNcB Havr.rns American Institute of Research,Gold.en,Colorado. Many crystals...crystals of pegmatite minerals display growth surfaces that form polygonal, step-sidedpyramids. These are...the anomalous pyramidal forms observedon some pegmatite minerals are compromisesurfaces.The steps observedon...changestook place. Both types are observedon some pegmatite minerals.rt is suggestedthat the presenceof steps...are the result of thermal convectionwithin the pegmatite chamber during crystallization. Thus a crystal |  | | Report (volume) | | Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...Branch of Distribution, U.S. Geological Survey, 1200 South Eads Street, Arlington, VA 22202 CONTENTS Page...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of |  | Collins, Donley S., Cobban, Robert R., Foord, Eugene E., Murphy, Jack A. (1989) Bibliography for update and revision of U.S.G.S. Bulletin 1114, Minerals of Colorado -- a 100 year record, by Edwin B. Eckel, Part A - Paper copy --Bibliography data file disks. Open-File Report Vol. 1989 (89-206) US Geological Survey doi:10.3133/ofr89206a | Report (issue) | | Survey Denver, Colorado Department of Geology, Denver Museum of Natural History Denver, Colorado NOTE FOR...revision of U.S.G.S. Bulletin 1114, Minerals of Colorado A 100 year record, by Edwin B. Eckel By Donley...Prepared in cooperation with Friends of Mineralogy - Colorado Chaptar, and the Denver Museum of Natural History...references dealing with the mineralogy of the state of Colorado. It is part of a more than 10 year effort to update...and revise U.S.G.S. Bulletin 1114, Minerals of Colorado: A 100 year record, by Edwin B. Eckel (1961). |  | 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) | | re-investigation of type material from the Österby pegmatite, Dalarna, Sweden, and from additional localities...ABSTRACT Using type material from the Österby pegmatite in Dalarna, Sweden, the chemical composition and...in Sweden; White Cloud and Snow Flake in Colorado, USA; the Guy Hazel claim in Arizona, USA; Suishoyama...a granitic pegmatite quarry at Österby, Dalarna, in the Bergslagen ore province of south central Sweden...the sense of Černý (1991)] type: the Åskagen pegmatite quarry, Sweden (Sjögren, 1906; Kristiansen, 1993; |  | | 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...primary magmatic Be-minerals within a single pegmatite district is exceptional and it is constrained by variable...Novák and Filip 2010). Mixed NYF–LCT Li-bearing pegmatite of Kracovice contains primary hambergite and secondary...granitic pegmatites were discussed. durbachite pegmatite-rich areas KRA Be-rich pegmatites N Drosendorf |  | | Report (issue) | | Series 30 Bibliography and Index of Colorado Geology, 1984-1989 Colorado Geological Survey Department of...Resources Denver, Colorado 1990 Information Series 30 Bibliography and Index of Colorado Geology, 1984-1989...Institute under contract to the Colorado Geological Survey Colorado Geological Survey Department of...of Natural Resources Denver, Colorado 1990 ii FOREWORD In recognition of the need to more effectively...published literature on the state's geology, the Colorado Geological Survey is pleased to release Information |  | | Report (volume) | | Geology and Hydrology, Front Range Urban Corridor, Colorado By FELICIE CHRONIC and JOHN CHRONIC GEOLOGICAL...Corridor. It was compiled at the University of Colorado, funded by the U.S. Geological Survey, and is...Institute bibliographies, as well as those of the Colorado Geological Survey. Most of the material listed...Federal Center, the Colorado Geological Survey office in Denver, the University of Colorado Library, or the...the Colorado School of Mines Library. These are available at the school where they were written. Microfilm |  | | Report (volume) | | . 234 " y { " ,-t .. .~,:",. I " , COLORADO "or.! _ +, (~ STATE OF .~ :'(' COL~ADO /... BULLETIN 40 RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BlaLlllGRAPHY by James L. Nelson-Moore,...Energy COLORADO GEOLOGICAL SURVEY DEPARTMENT OF NATURAL RESUURCES STATE OF COLORADO DENVER, COLORADO 1978...ete 11 st r ng of rad i aaet 1ve occurrences 1n Colorado, with a comprehensive blbi iography and bibliographic...on the Colorado Plateau sparked several periods of exploratIon that ultimately led to a mining "boom ll |  | | Report (issue) | | X-ray crystallography of wavellite from Jackson County, Wis., and their geologic implications, by Harry...from yttrofluorite in the White Cloud pegmatite, South Platte area, Colorado, by J. W. Adams and W. N...structural development at Elk Hills oil field, Kern County, Calif., by J. C. Maher, R. D. Carter, and R. J...of the Edna Mountain Formation in northern Elko County, Nev., by R. R. Coats and Mackenzie Gordon, Jr...Paleozoic oceanic crust in the Upper Chulitna district, west-central Alaska Range, by A. L. Clark, S |  | | Journal (article/letter/editorial) | | approximately 0.3. it is found in a cleavelandite pegmatite at Heydalen ir~ T=~rdal, Telemark, S. Norway.... north of Tveit farm, in "I'erdal, Telemark,', south Norway. It occurs in a pegrnatite dyke, and only...rocks, supracrust~.l lepthes and gneisses. it lies south of the major outcrop of supracrusta! rocks belonging...amour'ts of topaz indicate that this part of the pegmatite belongs to what Oftedal (1942} called the hyd...transfo,matic,.,n Optical properties The mineral is white to pale yellow in colour aad has a greasy lustre |  | | Report (volume) | | Museum Recs.-Albany Museum, Records. Grahamstown, South Africa. Am. Acad. Arts and Sci., Proc.-American... Washington, D.C. Am. Inst. Mining Engineers Trans. See Am. Inst. Mining Metal!. Petroleum Engineers...Engineers Trans. Am. Inst. Mining Metall. Engineers Trans. See Am. Inst. Mining Metall. Petroleum Engineers Trans...Trans. Am. Inst. Mining Metal!. Petroleum Engineers Trans.-American Institute of Mining, Metallurgical...Australasian Inst. Mining and Metallurgy Mon. Ser.-The Australasian Institute of Mining and Metallurgy Monograph |  | | Journal (article/letter/editorial) | | vein-form carbonatites cut Precambrian fenitized biotite gneiss and quartzite. Major minerals are calcite...sodium during their developrnent nover, South Africa; south Gobi Desert, Mongolia) yet, (Hogarth and...phases from the White Cloud pegmatite, South Platte district, Jefferson County, Colorado. M.Sc. Thesis |  | | Report (issue) | | Birak in Saudi Arabia; the USSR; Norway; and the USA. At Jabal Tawlah, niobium and, to a much lesser extent...km north-northeast of Ash Sharma, in the Midyan district of northwest Hijaz (fig. 1). Microgranite forms...basalt on north side of ridge, approximately 100 m south-southeast from the west-northwest end of the sill... One of the most radioactive areas JT-5 do. South side of sill near Its eastern end \verage appearing... Mafic silicates are not common, but of these biotite and(or) phlogopite are the most common. Visual |  | | Report (volume) | | Fillmore County: Pederson, C. A. New Jersey, Dover district, magnetite: Sims, P. K., 1. South Dakota,...geology. Iron, Dover district, magnetite: Sims, P. K., 1. Iron. New Jersey, Dover district, magnetite: Sims...society. A.I.M.E. Trans.-American Institute of Mining, Metallurgical, and Petroleum Engineers Transactions...Ontario. Canadian Inst. Mining and Metallurgy Trans.-Canadian Institute of Mining and Metallurgy Transactions...-Canadian Mining Journal. Gardenvale, Quebec. Canadian Min. Metall. Bull.-Canadian Mining and Metallurgical |  | | Report (volume) | | Crossroads: Lyons, P. L., 4. Gilbert H., 10. Colorado, South Silverton area: Expanding horizons: Lay, R...the future: Just, E. ing: Burwell, E. B., Jr., 4. Mining geology, retrospect and Index fossils: Stephenson...6. L. R. , 6. Mineralogy, chemical, problems: Pegmatite phosphates, problems: Fleischer, M., 6. Fisher..., 11. D. J. Rocky Mtn. geosyncline in Canada: Colorado Plateau: Wengerd, Warren; P. S., 4. S. A., 6.... Landform interpretation, stereoSearch for new mining districts: Nolan, T. B., 1. pairs: Powers, W. E |  | | Book (edition) | | common and which have practical usage. Here belong biotite (with end-members annitephlogopite), lepidolite...among the most important rockforming minerals (eg: biotite. olivine), or among the important economic ore... 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. |  | | Journal (article/letter/editorial) | | Erzgebirge, the latecollisional Niederbobritzsch biotite granite, formed the subject of another paper (FoÈrster...earlier records of synchysite from the PyoÈroÈnmaa pegmatite, Finland, and the Grebnik bauxites, Yugoslavia...1959); (2) the replacement unit of the Henry pegmatite, Colorado, where it is intimately associated with cenosite...(Levinson and Borup, 1962); the Jabal Sa'id aplite-pegmatite in Saudi 262 H.-J. FoÈrster Arabia (Hackett...synchysite-(Ce) or synchysite-(Y) include the White Cloud pegmatite, Colorado, and the Predazzo granite in northern |  | | 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 |  | | Book (edition) | | Mineralogy, Museum of Geology South Dakota School of Mines & Technology Rapid City, South Dakota GEORGE ROBERT...of weakness caused by deformation or twinning. pegmatite Very coarse-grained granitic rock representing...the Fuernrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely disseminated in uraniferous...the Cave Hills and Slim Buttes areas, Harding County, South Dakota. BEST REF. IN ENGLISH: Thompson, M. E...OCCURRENCE: Occurs in Colorado at the Pelican Dives rnine , Silver Plun1e district, and at the Little Emma |  | 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... except where noted. Labels on the axes have a white background, and when axes point toward the observer |
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