| | Journal (article/letter/editorial) | JULY_AUGUST, 1967 MICAS OF THE BROWN DERBY PEGMATITES, GUNNISON COUNTY, COLORADO1 and,Mineralogy,The E...Michigan. Ansrnecr The Brown Derby No. 1 pegmatite, of Gunnison County, Colorado, contains a highly diversified...diversified suite of micas: biotite, muscovite, zinnwaldite, rose muscovite, sericite, and five major varieties...elements with respect to their positions in the pegmatite and probably with respect to relative time of...replacement layers formed by reactions between zonal pegmatite rock and deuteric, residual pegmatitic fluids | | | Journal (article/letter/editorial) | monazites from several well-studied pegmatites and pegmatite districts in the western states have been analysed...only of individual pegmatites but also of entire pegmatite districts. WITHIS the last fifteen years there...from t*he Shelby district. Norbh (‘arolina; two are from quartz monazite pegmatite and three from the...order t,o obtain data on the following problems : 1. \Vhether different specimens of paragenetically identical...monazite from different pegmatites in a single district show any composiCona1 variation. 3. General compositional | | | Journal (article/letter/editorial) | Toxicologicalevaluation of preliminary animal studies reveais no sensitivity reactions or harmful effectson lung tissue... 1960 STIBIOTANTALITE FROM THE BROWN DERBY No. I PEGMATITE,COLORADO* E. Wu. HotNntcu, Departmenl of...M'ich'igan. The Brown Derby group of pegmatitesand especiallythe Brown Derby No. 1 pegmatite on the east...east side of Quartz Creek Valley in Gunnison County, Colorado, "are famous for the exceptionaldevelopment...al., 1956).The geologyof the dikes and of the district has been thoroughly investigated (Hanley et al | | | Journal (article/letter/editorial) | was done by the senior author in New Mexico and Colorado at various times during the summers of 1948, 1949...GeologicalSurvey; + Contribution from the Department Michigan, No. 169. of Mineralogy and Petrography, University...154), "There is an abundanceof coarsegranite pegmatite bouldersin the immediate neighborhood of the quarry...unusually large scale . . . is due to the action of pegmatite intrusions upon the materials of the gneisslimestone...contact zone." Specimensof rose mica-bearing pegmatite from Bolton show the following megascopiczonal | | | Journal (article/letter/editorial) | AssrnA.cr Columbites may be radioactive because: 1) they contain isomorphous t/+(and Thar?) substituting...Radioactive columbite is related to a particular pegmatite district, its paragenetic position, and the presence...of the properties and textures of the opaque pegmatite minerals in polished section. Species studied...the discovery, at the Mica Lode pegmatite in Fremont County, Colorado (Heinrich, 1948), of a relatively...Phoenix Memorial Project, Nos. 150 and 204. 1 Contribution No. 250 from the Mineralogical Laboratory, Department | | | Journal (article/letter/editorial) | coupling various acidic groups to silicon wafers. We had no expectation of creating a geometric lattice of functional...February 2015 MINERALS FROM THE HYATT MINE, TALCVILLE, ST. LAWRENCE COUNTY, NEW YORK. S. C. Chamberlain, Department...Zinc Corporation of America operates the new Hyatt mine on an orebody just south of the Oswegatchie River...Talcville in the Town of Edwards, St. Lawrence County, New York. The orebody consists of massive iron-rich...of sepiolite in the form of mountain leather, the mine has not, until recently, produced anything of particular | | | Journal (article/letter/editorial) | 3749/canmin.1600010 A TECTONIC EVALUATION OF PEGMATITE PARENT GRANITES SARAH L. HANSON Adrian College...Department, 110 S. Madison St., Adrian, Michigan 49221, USA ABSTRACT Pegmatites containing rare elements can...not fall neatly into these categories and include (1) those that exhibit mineralogical and chemical characteristics...suggested by the acronyms. The relationship between pegmatite family and granite tectonic type were re-examined...published granite compositions as a proxy for initial pegmatite composition, with special regard to the orogenic | | | Journal (issue) | Mineral News Vol. 14 No. 6 June, 1998 The Mineral Collector's Newsletter Pebble Beach Pegmatites Lake...Lake Buchanan, Llano County, Texas Art Smith 9118 Concho Str. Houston, Texas 77036 Ray Stegemoller...Canine Road Marble Falls, Texas 78654 .7 l Llano County has long been known for its rare-earth granitic...the year. Continued on page 6 l. • Figure 1. Smoky quartz crystals from Pebble Beach pegmatites; Art...Geologist for Texas Gulf at their Frasch sulfur mine at New Gulf, Texas, I noticed a small vial with | | | Report (volume) | Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A summary...knowledge____________________________________ Future of Colorado mineralogy______________________________________...______________ ______ 1 1 3 4 6 7 11 12 16 28 31 364 ILLUSTRATION PLATE 1. Map showing selected...mineral deposits of Colorado ________________________________ In pocket III NOTE Plate 1, map showing selected...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) | S. Collins1 , Robert R. Cobban2 , Eugene E. Foord 1 , and Jack A, Murphy2 Prepared in cooperation with...360K, 5 1/4" (2)) 89-0206-C disk (Wordstar; 1.2 mb, 5 1/4") 89-2026-D disk (Wordstar; 1.44 mb, 3 1/2") 1989...program has been used by the U.S. Geological Survey, no warranty, expressed or implied, is made by the USGS...of distribution constitute any such warranty, and no responsibility is assumed by the USGS in connection...Survey Denver, Colorado Department of Geology, Denver Museum of Natural History Denver, Colorado NOTE FOR | | | Journal (article/letter/editorial) | This review indicates two composition fields, the 1 Journal Pre-proof first is that of hydrothermal...secondary hydrothermal and lP vapor-phase topaz. 1. Introduction na Keywords: topaz-bearing rocks;...F-rich topaz is typically confined to (see Table 1): i) highly evolved felsic igneous rocks enriched...shallow-intrusive textures are composed almost entirely of quartz and of topaz (Johannson, 1932); ii) late-stage...rhyolites ro and granites, and greisen-, pegmatite-, quartz-type veins; and iii) cavities formed by the | | | Journal (article/letter/editorial) | I 1 I 1- - - , i I Pages 1-80 81-144 145-208 209-288 289-352 353432 Issues Jan./Feb. (No. 1)...1) Mar./Apr. (No. 2) May/June (No. 3) July/Aug. (No. 4) Sept./Oct. (No. 5 ) Nov.Dec. (No. 6) Downloaded...JanuaryEebruary: Cerussite and fluorite, Blanchard mine, Socorro County, New Mexico. Peter J. Modreski photo. MarchlApril:...MarchlApril: Wulfenite, Red Cloud mine, Arizona. Vienna Natural History Museum specimen, 0. Medenbach...Medenbach photo. May/June: Legrandite, Ojuela mine, Mapimi, Durango, Mexico. Houston Museum of Natural Science | | | Journal (issue) | RECORD JANUARY-FEBRUARY 1995 • VOLUME 26 NUMBER 1 • $10 Wayne & Dona Leicht, 875 North Pacific Coast...Menzies Pink topaz from the Thomas Range, Juab County, U ta h .........................................to 4 cm, on matrix, from Ghundao Hill, Mardan district, Pakistan. F. John Barlow collection; photo by...edition is still reasonably priced, at $18 plus $1 postage ($2 foreign). We had originally planned to...College in Northfield, Minnesota, and made off with no less than 626 museum-quality specimens of minerals | | | Book | Natural, Cultured and Imitation Alexander E. Fam Quartz Michael O'Donoghue Also availablefrom Butterworth-Heinemann...Butterworth-Heinemann Ltd 1992 All rights reserved. No part of this publication may be reproduced in any...xi Profile xii 1 Topaz - Historical perspectives 1 Introduction 1 Etymology of topaz 1 Topaz in ancient...and red topaz 71 Localities 72 Genesis 72 Orange-brown, or sherry coloured 'imperial' topaz Irradiation...Preto, Brazil, in the world gem trade. In addition, no one had previously made a comprehensive study of | | | Journal (article/letter/editorial) | presented hereis (1) plagioclase, quartz,muscovite, (2) plagioclase, quartz, (8) quartz,perthite,plagioclase...perthite,quartz,(5) quartz,plagioclase, perthite,spodumene(or petalite),amblygonite, (6) quartz,spodumene...spodumene (or petalite),(7) quartz,microcline or perthite,(8) quartz,and (9) lepidoliteor lithian mica, plagioclase...plagioclase, quartz,microcline. Assemblages $ and 5 are subdividedto showverticalchangesin perthiteabundance...lastpositionin the sequence, followingthe monomineralic quartz assemblage, because sizableconcordant quartzbodiesarein | | | Journal (article/letter/editorial) | Chemical Geology, 19 (1977) 1--42 1 © Elsevier Scientific Publishing Company, Amsterdam -- Printed... FLUORINE IN GRANITIC ROCKS AND MELTS: A REVIEW .1 J.C. BAILEY Institute for Petrology, University...granitic rocks and melts: A review. Chem. Geol., 19: 1-42. Proposed average fluorine contents for granite...usually located in biotite, with lesser amounts in hornblende, muscovite, quartz and accessories. However...(apogranites). Geothermometry based on F / O H ratios of biotite seems invalid for granitic series. The stability | | | Book | 42 C-BE WITHDRAWN FROM STOCK QMUL LIBRARY STOCK No. 55392 QMC 315880 8 llllllllll l/11111111111111"...slightly more than 1,700,000 tons \1/as produced domestically. 1-'Ieasured, indicated, and inferred uraniun1...mid-1957, of vvhich 70% is in New Mexico, 16% in Colorado, Utah, and Arizona, and 8% in Wyo1ning. These...minerals exploration, not only a1nong themselves but \1/ith spectacular success also with "weekend" and professional...mass efforts vvere organized in the United States, \1/here in 1955 some 10,000 laymen and prospectors, replete | | | Book | Congress Control Number: 2007939782 All rights reserved. No part of this work may be reproduced or used in any... .. ............. ..... ..... ....... 6 Chapter 1: Introduction • Discovery and Exploitation of Uranium...generally meaningful to most mineral collectors: 1. Primary minerals; 2. Secondary minerals; 3. Other...their formation and general characteristics. Because no single book can do justice to the vast literature...Gilbert Gautier; Eric Greene, Treasure Mountain Mining; Leonard Himes, Minerals America; Shelley and Dan | | | Book | Special Publication No. 7 ___ __fu_r_G--eo_l_o-gy__________ o_f_t_h_e_S_o_c_I·e_ry Deposits to Mineral...Petr Cerny, and Francis Saupe. (Special publication no. 7 of the Society for Geology Applied to Mineral...Society for Geology Applied to Mineral Deposits; no. 7. TN490.A2L36 1989 669' .29-dc19 88-31553 This...nearly all metals and the inevitable closing of many mining operations, it is a matter of the industry's survival...decision, not only is a handy volume affered to the mining and processing community but also duplication of | | | Journal (issue) | , and D. R. Cook Hyalite from the Spruce Pine District, North Carolina ................................Pretoria Belgium: Paul Van Hee Deuzeldlaan 16-bus 1 B-2120 Schoten England: Roger S. Harker 2 Wellsic...of the editor. suggestions for authors See vol.9, no.3, p. 135, or write to the editor for a copy. The...permanence, early issues of the Record will probably fare no better. However, in recent years the Record has been...Show— 1 9 7 8 / Some specimens from this unique private collection ore currently available. 1 4 2 2 | | | Journal (article/letter/editorial) | Bailey, Arthur C., Jr. Beryl from the Oxford mine, Troup County, Georgia Bailey, Roy A. Volcanism and the...laccolith rv26 1-2 76 5-6 797 l-2 85 9 - 1 01 4 4 8 1-2188 3-4 426 9-10 1546 9 - 1 01 5 6 3 ll-12 1889...1889 l-2 324 1-2 323 9 - 1 01 3 5 5 l-2 146 t-2 272 3-4 604 3:4 411 7-8 1309 3-4 607 7-8 1272 1l-12 t9l7...Physicaland chemical data for crandallite from Alachua County, Florida Boles, James R. Composition,optical properties...dehydroxylate Brown; Biuce A. A low-temperature crushing technique applied to manganese nodules Brown, G. E. | | | Book (edition) | 74-1155 ISBN: 0-442-26820-3 All rights reserved. No part of this work covered by the copyright hereon...of minerals. Includes bibliographical references. 1. Mineralogy-Dictionaries. I. Rapp, George Robert,...author. II. Weber, Juµus, joint author. III. Title. 1 QE355.R6 549 .03 74-1155 ISBN 0-442-26820-3 151044...illustrations for AXINITE, Hyuga, Japan (12, column 1) and AZURITE, Concepcion del Oro, Zacatecas, Mexico...Vesuvius, Italy (12, column 2) and SEMSEYITE, Julcani mine, Huancavelica, Peru (#3, column 2). Color, page | | | Book (edition) | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...Van Nostrand Reinhold Book -- . DATE DUE f,J+B 1 3 2Ul$J . . ~-•n ~ NUV V ',- /..VI,;, • I J...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 | | | Book (edition) | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...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 ...Number 89-5633 ISBN 0-442-27681-8 All rights reserved. No part of this work covered by the copyright hereon | | Černý, Petr, Chapman, Ron, Ferreira, Karen, Smeds, Sten-Anders (2004) Geochemistry of oxide minerals of Nb, Ta, Sn, and Sb in the Varuträsk granitic pegmatite, Sweden: The case of an “anomalous” columbite-tantalite trend. American Mineralogist, 89 (4) 505-518 doi:10.2138/am-2004-0405 | Journal (article/letter/editorial) | granitic pegmatite, Sweden: The case of an “anomalous” columbite-tantalite trend PETR ČERNÝ,1,* RON CHAPMAN...CHAPMAN,1 KAREN FERREIRA,1 AND STEN-ANDERS SMEDS2 Department of Geological Sciences, University of Manitoba...36 Uppsala, Sweden 1 ABSTRACT The complex, petalite-subtype Varuträsk pegmatite in the Proterozoic rocks...is, as a whole, rather poor in Nb and Ta. The pegmatite consolidated in eight units, but the (Nb,Ta)-oxide...abundance of native antimony and stibarsen in the pegmatite, and the absence of Bi-bearing minerals. Rare |
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