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| The Triangle of Colorado Mountains of Minerals Contributors David W. Bunk, Robert B. Cook, Don Earnest... Contents PAGE4 PAGE 10 4 The San Juan Triangle of Colorado Ho for the San Juans! by Duane A. Smith, Mark...ocated in southwestern Colorado and covering over 31,000 square kilometers, the San Juans are some of the...not until the last 25 years of the 1800s that the San Juans began revealing the extent of their mineral...In 1896 world-renowned mining engineer Thomas ''T.A." Rickard called the San Juans one of Colorado's |
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| Inc. 1441 West 46th Avenue, Suite 14 Denver, Colorado 80211 eraines@ Icolorado.net The Great Irony...house. Photo hy Uycrs, CB.1904. courtcs\ Ouraj County Historical Society. Volume 75, November/December...presidential campaign (Nevins Figure 2. Map of the Telluride district showing the principal veins, adits, and shafts...to Ed Raines, who researches Colorado âs geology, mineralogy, and mining history, is part owner of FRS...historic preservation efforts in the Leadville mining district. Downloaded by [UZH Hauptbibliothek / Zentralbibliothek |
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| of Telluride Colorado GEOLOGICAL SU R VEY BULLETIN Prepared in cooperation 'with the Colorado State...State Geological Survey Board and the Colorado Metal Mining Fund Board 1112-G Geology and Mineral Deposits...Deposits of the Area South of Telluride Colorado By JOHN S. VHAY CONTRIBUTIONS TO ECONOMIC GEOLOGY GEOLOGICAL...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund Board UNITED...rocks_________________________ Telluride formation________________________________________ San Juan breccia______ |
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| 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 |
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| Julius Weber Mamaroneck, New York COLORADO ISSUE #2 Articles Colorado locality index.............................. 323 by B. L. Muntyan Whatâs new in Colorado minerals? ............................................. 339 by M. I. Jacobson The San Juan Mountains of Colorado ..................................349...AMAZONITE with smoky quartz, 10 cm tall, from the Yucca Hill claim, Park County, Colorado. Richard A. Kosnar...Natural History for conceiving the idea of a second Colorado issue and for helping a great deal in bringing |
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| of COLORADO ED RAINES Geology Museum Colorado School of Mines 1310 Maple Street Golden, Colorado 80401...Figure 1. Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem collection, photographer...photographer unknown. B etween 1868 and 1922, Colorado produced almost 260 million pounds of copper. Nearly 100...from the Leadville district, with another 50 million pounds mined in San Juan County (Henderson 1926).... During the twentieth century, the Gilman district surpassed Leadville in total copper production with |
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| MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Sine â_â< Âą te om At _SHT 40...MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Richard Walker Holmes and Marrianna...Mines and minerals of the Great American Rift (Colorado-New Mexico). Bibliography: p. Includes index...index. 1. Mines and mineral resourcesâColorado. 2. Mines and mineral resourcesâNew Mexico. I. Kennedy, Marrianna...minerals of the Great American Rift in New Mexico and Colorado. Great American Rift is the name we use for a |
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| Clear Creek County. Figure 2 (right). Green fluorite encrusted with quartz on a plate of quartz, from a prospect...Mountain Wilderness area near Columbine Lake, La Plata County; largest crystal measures 1.25 inches on edge;... FLUORITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427 Mineral photographs by John R...locations in Mexico; in Elmwood, Smith County, Tennessee, and in Hardin County, Illinois, in the United States;...eastern Russia. It also occurs in many localities in Colorado, where it is found in colors ranging from pale |
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| Although Colorado may be most noted for rhodochrosite or amazonite, the many varieties and associations...associations of quartz found throughout the state rank it as one of the premier worldwide localities for that...a k e w o o d , Colorado 80225 DIANNE L. K I L E 333 S a l e m Street Aurora, Colorado 80011 C O L O...for about 750 known mineral species.* Of these, quartz is one of the most desirable from a collector's...to Minerals of Colorado: A 100-Year Record (Eckel, 1961). 374 ROCKS & MINERALS Quartz was a familiar |
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| CHAPTER REPRESENTATIVES (ALSO BOARD MEMBERS) COLORADO CHAPTER: Jeff Self; selfawareminerals@gmail.com...Page 3 New booklet now available on the Early Mining History of the Himalaya Pegmatite Mine The early-day...(1896-1913) of gem tourmaline mining at the Himalaya mine, San Diego County, is rife with conflicts by men...tourmaline was sold to a private collector. âThe Early Mining History of the Himalaya Pegmatite Mine,â as described...sold, with mailing postage prepaid to continental USA addresses at $15 per copy. Requests for purchase |
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| description of the geology, mining history, and production of the major gold-mining districts in 21 States...relations ---------------------------History of gold mining and trends in production_ J\labama -----------...--------------Cleburne County ----------~-----------------Â Tallapoosa County --------------------------Alaska...------------------Cochise County -----------------------------Gila County --------------------------------Greenlee...ee County ----------------------------R[aricopa County ----------------------------R[ohave County -- |
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| - - - - - - - - - - - Mineral Collections 1n Colorado A Supplement to The Mineralogical Record November-December...at www.MineralogicalRecord.com Frontcover Smoky quartz with amazonite, 11.8 cm, from the "Smithsonian..."Smithsonian packet," Smoky Hawk claim, Florissant, Colorado. Collected in 2008; Dorris Family collection; Jeff Scovi...certificates for mines in the Cripple Creek District, Colorado, in 1898 and 1901. Sponsorship: This special...Collecting in Colorado The Collections: Mel & Pam Bersch Ryan Bowling Ralph Clark Colorado School of Mines |
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| Marvin Hanner Additions to the Ore Mineralogy of Colorado.................................................by Donald Grybeck Crystallized Minerals of the Colorado Mineral Belt.................................... 1973). T he crys tals occur with trem olite, quartz and calcite in talc-filled pockets that have developed...Lapidary Journal, 27, No. 7, 1040. ITALIAN MOUNTAIN, COLORADO by M. M. Groben Italian M ountain (elevation 13...betw een A spen and Crested Butte in w estern Colorado. Although probably visited by early miners, it |
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| ...........................................47 Colorado ..............................................................................458 Appendix B - Quartz Family Gemstones ................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...includes granites, schists (mica, garnet, graphite, quartz), and gneisses, as well as numerous granite pegmatites...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |
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| ...........................................47 Colorado ..............................................................................460 Appendix B - Quartz Family Gemstones ................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...includes granites, schists (mica, garnet, graphite, quartz), and gneisses, as well as numerous granite pegmatites...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |
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| Ouray County, Colorado TOM R O S E M E Y E R 1632 Camp Bird Mine Road P.O. Box 586 Ouray, Colorado 81427...81427 Figure 1: Wide-angle view of the 3 level mining camp located at an elevation of 11,200 feet. The...boardinghouse is on the right, circa 1900. Photo courtesy Colorado Historical Society. The Camp Bird mine is one...Ouray, Colorado, is situated in the rugged and beautiful San Juan Mountains of southwestern Colorado. The...dreds of feet above the canyon floor. Winters in the San Juan Mountains are long and severe with accumulated |
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| ...........................................59 Colorado ...............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ..................................Co. Mining Districts ............................................................22 Arizona County Map.........................23 Arizona â Cochise Co. Mining Districts .................................... |
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| California's past gold production. Although gold mining decreased greatly in the years during and following...extractive techniques have rekindled interest in mining this metal in the State. In addition to production...been taken from the Grass Valley-Nevada City lode district and from Tertiary river channels and Quaternary...wide system of mineralized rock and en echelon quartz viens extending for 120 miles through El Dorado...Much of the past gold production has been from the quartz viens, however much of the present interest is |
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| âRoadside Geology Series $14.00 RCMDSIDE EOLOGY of COLORADO Halka Chronic MAP SYMBOLS SEDIMENTARY ROCKS...gneiss Q. Gneiss & schist roadside geology of Colorado Halka Chronic MOUNTAIN PRESS PUBLISHING CO. Missoula...Roadside Geology of Colorado Bibliography: p. 1. GeologyâColoradoâGuide-books. Colorado. I. Title. QE91.C49...59806 (406) 728-1900 Coloradoâs colorful scenery springs from colorful geology. Its broad eastern plains...and the rugged volcanic regions of southwestern Colorado are geologiÂŹ cally and scenically different from |
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| R. Kampf Natural History Museum of Los Angeles County Arthur Roe Tucson, AZ Abraham Rosenzweig University...Volume Fourteen, Number Three Articles Across the San Juan Mountains ....................................ineralogical Research Co., 704 Charcot Avenue, San Jose, CA 95131. Affiliated with the Friends of Mineralogy...Counties), Utah (Beaver, Iron and Washington Counties) and Arizona (Mojave County). This region is one of...Mineralogical Research Company (704 Char cot Avenue, San Jose, CA 95131) has decided to take the big plunge |
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| stumble over a valuable nugget and stake your own mining claim? Indeed it to is, and author book Jay...prospecting, he points out, is in abandoned mining districts, where valuable mineral ores are present...commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...RANSOM 1875-1948 An to the Eastern 'âSchoolmarmâ Mining Camps of the Old West I I a s I \ h K... CONTENTS Preface ix PART I 1 Introduction to Mining and Mineralogy 2 Preparation for Mineral Collecting |
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| deposits of some others, such as clay, coal, and iron ore, are mentioned only in general terms. One material...it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...exhausted by mining or quarrying. Deposits of minerals of wide distribution, such as quartz and calcite...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...William H. Storms, San Francisco. Prof. A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof |
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| ............................................. Colorado........................................................................................ 102 District of Columbia ....................................deposits of some others, such as clay, coal, and iron ore, are mentioned only in general terms. One material...to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...exhausted by mining or quarrying. Deposits of minerals that are widely distributed, such as quartz and calcite |
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| Museum of Nature and Science 2001 Colorado Boulevard Denver, Colorado 80205-5798 jmurphy @ dmns.org PETER...Survey MS 150, Box 25046 Federal Center Denver, Colorado 80225-0046 pmodresk @ usgs.gov Unless otherwise...to 2000) J oin us for a gemstone tour around Colorado! Our field trip takes us from east to west in...in the same way you may have toured through Colorado on a mineral collecting trip. This route, from the...gemstones are known to occur. We cannot discuss every Colorado gemstone occurrence; rather, this is a general |
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| mineralogical results. Wer,ren F. HuNr 341 THE TELLURIDE MINERALS AND THEIR OCCURRENCE IN CANADA1 R. M...TelluridesofCopper... .. J.) / 359 Tellurides of Nickel and Iron Tellurides of Lead and Mercury. Tellutides of Bismuth...Canadian Telluride Localities References JOI 3& J'J 373 J/J 380 Assrnecr A study of telluride minerals...synoptic descriptions of tlle telluride minerals and a catalogue of canadian telluride localities. The mineral...those based on older methods. INrnopucrtort The telluride minerals as a group are rarer than the sulphides |
