 | | Journal (article/letter/editorial) | | 20:04 16 May 2014 Stove Mountain Area Colorado Springs, Colorado All photos by Gary Zito unless otherwise...otherwise noted 224 ROCKS & MINERALS GARY ZITO Colorado School of Mines Metallurgical and Materials Engineering...Engineering Department 1500 Illinois Street Golden, Colorado 80401 gzito@mines.edu SARAH L. HANSON Adrian...20:04 16 May 2014 in the Stove Mountain area of Colorado have provided numerous attractive specimens of...crystals. Figure 1 (center spread). Stove Mountain, Colorado. Figure 2 (center spread, inset). An outcrop of |  | | Journal (article/letter/editorial) | | northeasterly-trending continentul Figure 2. Geologic map of the Colorado Front Range showing the Precambrian metamorphic...Karistrom 1978; Lanthier 1978). Farther south in Colorado, sediments accumulated in decper-water rocks formed...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...perhaps be the Phillipine island arc, and Jack Colorado show two major rock groups with different ages |  | | Journal (article/letter/editorial) | | VOL. 48, PP. 97-106 Zinc- and Y-group-bearing senaite from St Peters Dome, and new data on senaite from...Denver, Colorado 80225, USA AND JOHN W . ADAMS 705 Garland Street, Lakewood, Colorado 80215, USA A B S...TRA C T. A Z n - a n d l a t e d as AM2103s, +2 +3 Y-group-bearing senaite, f o r m u - (Pbo.6aNao.,~6Bao...associated with murataite at the St Peters Dome area, Colorado. The Znand Y-group-bearing senaite is uranium-free...REE distribution shows a strong dominance of Y and the Y-group REE which are present in M(1).Megascopically |  | | Report (volume) | | Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...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...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT |  | | Journal (article/letter/editorial) | | MIAROLITIC CAVITY IN CHEYENNE CANYON, EL PASO COUNTY, COLORADO GARY ZITO Colorado School of Mines, Metallurgical...Materials Engineering Department, 1500 Illinois St., Golden, Colorado 80401, U.S.A. SARAH L. HANSON§ Adrian College...Madison St., Adrian, Michigan 49221, U.S.A ABSTRACT A miarolitic cavity in a pegmatite in Cheyenne Canyon...Canyon, El Paso Co., Colorado has an unusual mineral assemblage that includes epitaxial genthelvite overgrowths...mineral assemblage in this small pegmatite pocket in Cheyenne Canyon illustrates that variability in fluid composition |  | | Book (edition) | | Strunz since 1941 (Strunz and Nickel 2001): • Subsidim-y anions (OH,F,O) are positioned before the complex...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...Is. (island), Vole. (volcano), Penin. (peninsula), St. (Saint), Ste. (Sainte). Recent developments in many |  | Menezes Filho, Luiz A. D., Chukanov, Nikita V., Rastsvetaeva, Ramiza K., Aksenov, Sergey M., Pekov, Igor V., Chaves, Mário L. S. C., Richards, R. Peter, Atencio, Daniel, Brandão, Paulo R. G., Scholz, Ricardo, Krambrock, Klaus, Moreira, Roberto L., Guimarães, Frederico S., Romano, Antônio W., Persiano, Aba C., de Oliveira, Luiz C. A., Ardisson, José D. (2015) Almeidaite,
Pb(Mn,Y)Zn2(Ti,Fe3+)18O36(O,OH)2,
a new crichtonite-group mineral, from Novo Horizonte, Bahia,
Brazil. Mineralogical Magazine, 79 (2) 269-283 doi:10.1180/minmag.2015.079.2.06 | Journal (article/letter/editorial) | | 2015, Vol. 79(2), pp. 269–283 Almeidaite, Pb(Mn,Y)Zn2(Ti,Fe3+)18O36(O,OH)2, a new crichtonite-group...ABSTRACT Almeidaite (IMA 2013-020), ideally Pb(Mn,Y)Zn2(Ti,Fe3+)18O36(O,OH)2, from Novo Horizonte, Bahia...rutile, anatase, hematite, kaolinite, muscovite, xenotime-(Y) and bastnaesite-(La). Almeidaite forms isolated...(Pb 0.59 Sr 0.12 Ca 0.04 La 0.03 ) S0.78 (Mn 0.54 Y 0.46 ) S1.00 Zn 1.43 (Ti 13.02 Fe 3+ 4.98 ) S18.00... quartz crystals with rutile inclusions and xenotime-(Y) crystals. Thus we can interpret the genesis |  | | Book | | '.:. :,.· ~'. ', •• 1, •,· \:_)\_?. '.:,y::_.;:' • .-.,··: ..,;'.-·.:·.;:/f/t'l.._._._,, '···••::::••...last, at www.MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege....extremely rare yttrium silicate-carbonate iimoriite-(Y) occurs at Trimouns as colorless, pink and pale brown...long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns |  | | Book | | variety amethyst, sceptre habit, Denny Mountain, King County, Washington, U.S.A. / Photo by Ken Mayer Production...Royal Ontario Museum collection Muscovite and Xenotime / Earth Sciences Museum, University of Waterloo...Mineralogist 2 val ( ew ‘ )) AT “EL aye ia a ae daaYepAoNpte Nee Y ; Limonite, Eldorado, Ontario,... Balto-Slavic Indo-Iranian Ay y* Celtic Anatolian oa \ “6 y< Hellenic & West vis\ Germanic...nebh-ela, cloud Gk. nephele, cloud nepheline / y Romance languages Greek Middle English ca.! 100-1500 |  | 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) | | compelation of the American Geological Institute, 4220 King St., Alexandria, VA, 22302-1502. However, without the...B. Hoover: U.S.G.S., Federal Center, Lakewood, Colorado. John M. Hughes: Dept. of Geology, Miami University...Louise Reif: U. S. G. S., Federal Center, Lakewood, Colorado. Charles B. Sclar: Dept. of Earth Sciences, Lehigh...example, tritomite-(Ce) and tritomite-(Y) are end members [Ce+Y] in the tritomite series [AM 51:152(1966)]...nal order detectable by diffract at least a implies y generall here use fied exhibits external faces, but |  | | Report (issue) | | COLORADO GEOLOGICAL SURVEY BOULDER R. D. GEORGE, State Geologist BULLETIN 12 COMMON MINERALS AND ROCKS...org/10.58783/cgs.b12.hntl2601 EAMES DENVIIIR, COLORADO BROS., STATE PRINTERS 1917 GEOLOGICAL BOARD...Governor of Colorado LIVINGSTON F ARRAND ______________________ President University of Colorado HowARD C...TRANSMITTAL State Geological Survey, University of Colorado, Feb.2.1917. Governor Juli11s C. Giinter, Chairman...honor to transmit herewith Bulletin 12 of the Colorado Geological Survey. Very respectfully, R. D. GEORGE |  | | Book (edition) | | INC. 120 Alexander St., Princeton, New Jersey (Principal Office) 24 West 40 St., New York 18, New York...Ramona, Carl E. Stentz, Newport Beach, Peter Bancroft, El Cajon, William C. Woynar, San Diego, Norman and Violet...at the outstanding shows of the annual San Diego County Fair at Del Mar, California. In addition, the collections...Los Angeles, California, E. M. Gunnell, Denver, Colorado, Specimen Minerals, Ltd., Woodville West, South...Atomic nu cle i surrounded by c l ouds of mobil e el ectrons. .·:.-.. . .. • ..... . .. . ' Shear forces | | | Book (edition) | | following in- H. McMacken, Ra- Beach, Peter Bancroft, El Cajon, William and Violet Dawson, San Marcos,...the out- standing shows of the annual San Diego County Fair at Del Mar, California. In addition, the collections... Denver, Australia, MinMassa- California, Colorado, Gregory, Speci- Bottley England, and others...purple crystals, 5” by 4”, lron Station, Lincoln County, North Carolina. CRYSTAL GROWTH 73 light from...238 (page 439). Quartz crystals recorded from Colorado CRYSTAL GROWTH 77 Separate crystals at top |  | | Book (edition) | | in Great Britain by SI Edmundsbury Press Lid. Bury St Edmunds. Suffolk ISBN 0-l 12 39950 4 Aparr from any...File, 1601 Park Lane. Swarthmore, Pennsylvania, USA. Introduction This volume is the third edition...referred to. Chemical Classification The ava ilabilit y of several excellent mineral iden tifica tion computer...of the mineral ; such mineral may be placed out of st rict periodic order in this classificat ion. Space...ine�c 5J 93&'.l 39 Zr 40 Nb 41 Mo 42 Tc y ·n,,....-n 88�9 5d 22 VA 57 La l...lnt/"IJt\u(TI |  | | Book | | left are pale purple crystals of monteregianite-(Y), [KNa 2YSi8 0 19 • 5H 20], and on the right, deep...Saint-Hilaire minerals was carried out. The monteregianite-(Y) specimen is in the Horvath collection, and the specimen...under W Minerals listed under X Minerals listed under Y Minerals listed under Z VI 64 64 106 131 164 175...case of the island of Laven in the Langesundfjord District of Norway. Interestingly, and in contrast to its...thanks and express gratitude to Professor George Y. Chao, Carleton University, who unfailingly collaborated |
|
