 | | Report (issue) | | mines and mineralized areas in southern Summit County, Colorado Part A: Documentation By Anna B. Wilson1 and...by the USGS in connection therewith. Denver, Colorado CONTENTS Introduction .......................the principal lode mines in southern Summit County, Colorado. The data were initially collected and compiled...White River National Forest and Dillon Ranger District of the Arapaho National Forest. The information...for future studies of the ore deposits in Summit County. There are four ASCII files on the enclosed 360K |  | | Report (issue) | | Smith. Director Professional Paper 138 MINING IN COLORADO A HISTORY OF DISCOVERY, DEVELOPMENT AND PRODUCTJON...__________________________ .. _______ _ The first discoveries of gold _____________________ _ Chronologie record __________..._____ _ The location, area, and organization of the mining counties of Colorado _________________________..._____________________ _ Alamosa County __________________________ _ Arapahoe County _________________________...Archuleta County _________________________ _ Baca CountY-----------------------------Boulder CountY------ |  | | Book | | MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Sine —_—< ¢ 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 resources—Colorado. 2. Mines and mineral resources—New 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 |  | | Book (edition) | | org/details/coloradoitsgolds1880foss 77 Colorado Gold and Silver Mines, FARMS AND STOCK RANGES, ...r^HIS volume, as its name implies, is devoted to Colorado. Its con¬ tents are descriptive, statistical...interests. devoted to the mines. Part fourth is As mining is Colorado’s main industry and source of wealth...research could make them. The narrative of gold and silver mining possesses enough of romance and adventure...general reader, and the descriptions of mines, and of mining and milling, together with statements of requisite |  | | Journal (issue) | | DIEGO FREEWAY 14051 p a c if ic COAST HIGHWAY Gold-Nevado Co. California Hours: Tues-Sar. 10-5 Sunday...Julius Weber Mamaroneck, New York COLORADO ISSUE #2 Articles Colorado locality index.............................. 323 by B. L. Muntyan What’s new in Colorado minerals? ......................................339 by M. I. Jacobson The San Juan Mountains of Colorado ..................................349 by J. A...10 cm tall, from the Yucca Hill claim, Park County, Colorado. Richard A. Kosnar specimen; photo by John | | | Book (edition) | | 0Ofoss Colorado LITHO BY WALSWORTH PUB. CO., INC., MARCELINE, MO. Colorado GOLD AND FARMS...Denver, of all other McMahon, unpublished Mining District, in reproduction. map Colo. places Albuquerque...Albuquerque, NM of Leadville a map of Territorial Colorado c. 1876, and a woodcut engraving Bird’s Eye View...Publication Data Fossett, Frank. CoLorade, ite gold and silver mines, farms renees, and health and pleasure...scock G. York, Includes indexes. 1. Colorado. 2. Colorado. is Waele. Mines and mineral resources-- |  | | Book | | COLORADO'S HISTORIC MINING DISTRICTS ¢ LAURA ROSSETTER ys FULCRUM PUBLISHING GOLDEN, COLORADO @ Copyright...Rossetter, Laura. Mountain biking Colorado’s historic mining districts /Laura Rossetter. p. cm. Includes bibliographical...terrain cycling —Colorado—Guide-books. 2. Bicycle touring— Colorado — Guide-books. 3. Colorado — Description...Fulcrum Publishing 350 Indiana Street Golden, Colorado 80401 CONTENTS ACKNOWLEDGMENTS titer t COLORADOTAREAIMIAD...ase tetess tsoer err 35 ReGIon 2 — East CENTRAL COLORADO JET CLE hei pene veyRte ese EIST LP CPLY CTC LEPYT |  | | Report (issue) | | and Ore Deposits ofthe Summitville District San Juan Mountains Colorado By THOMAS A. STEVEN and JAMES C...PAPER 343 Prepared in cooperation with the Colorado Metal Mining Fund Board UNITED STATES GOVERNMENT PRINTING..._ Copper Hill-Esmond vein zone_____________ Little Annie vein zone._________-__________ Dexter (Odin)...the Summitville district and surrounding areas. Geologic map of the Summitville district, and section showing...volcanic dome. Geologic map of the main metal-producing area. Composite map of the underground workings. Gains |  | | Book | | v^sL ASPEN ASPEN The History of a Silver-Mining Town, 1879-1893 MALCOLM J. ROHRBOUGH New York...Rohrbough, Malcolm J. Aspen: the history of a silver-mining town, 1879-1893. Bibliography: p. Includes index...Aspen (Colo.)—History. 2. Silver mines and mining—Colorado—Aspen—History. I. Title. F784.A7R64 1986 978...Peter with respect and love Acknowledgments Mining starts out as an individual prospector with basic...of talent, judgment, and luck. The history of a mining town is remarkably parallel in its many variations |  | | Journal (article/letter/editorial) | | HISTORY OF FOUR Native Silver Localities 7 in Colorado Downloaded by [University of California, San Diego]...72 Golden, Colorado 80403 All photos by author unless otherwise noted SINCE 1859 COLORADO HAS PRODUCED...rather than the native metal. Native silver in Colorado has been deposited both as a primary mineral,...mine, Bald Mountain, Caribou area, Grand Island district, Boulder County. Specimen owner anonymous. Downloaded...(Front Range, central, and San Juan Mountains) of Colorado mineral belt. Some representations of mineral |  | | Journal (article/letter/editorial) | | Discovery, Mining History, Geology, and Specimen Mineralogy of Selected Occurrences in Central Colorado and...Inc. 1441 W. Forty-sixth Avenue Suite 14 Denver, Colorado 80211-2338 P art one of this article (July/August...discovery of gold in Colorado and the mining history and geology/mineralogy of the Front Range mining districts...the gold deposits found throughout the rest of the state. As previously mentioned, each new gold discovery...and California Gulch. THE CENTRAL COLORADO MINERAL BELT LAKE COUNTY 3,396,000 ounces, 1860-1 990 (Davis |  | | Journal (article/letter/editorial) | | International University] at 22:16 23 December 2014 Gold mining is not romantic, it is dirty, and it is very...played out on a daily basis in opening the Colorado mining frontier, however, are very much the stuff...up everything and move to the new (and sometimes, free) land that lay to the west. Following closely on...generation had seen an Colorado showing the Colorado mineral belt and the location of the mining districts discussed...for several generations. That word of Pikes Peak gold began to circulate, a quick and easy story, with |  | | Report (issue) | | THE ASPEN DISTRICT, COLORADO By ADOLPH INTRODUCTION \ , The Aspen district of Colorado was mapped...well-known monograph.1 With the lapse of 30 years mining in the area surveyed by Spurr has come to a standstill...has been done in the vicinity of Kichmond Hill, a little farther south, and public demand has consequently...the United States Geological Survey to visit the district, and he did so in July, 1923. The only topographic...mapped by the writer in the vicinity of the Little Annie mine, or Kichmond Hill. Plate 1 is a composite |  | | Report (issue) | | GEOLOGICAL SURVEY Locatable Mineral Reports for Colorado, South Dakota, and Wyoming provided to the U.S.............................................. 1 COLORADO ................................................San Isabel and White River National Forests Lake County Land Exchange Offer (Iocmin40) ......................... 47 White River National Forest Dillon District Land Exchange Joint Venture (Iocmin38) ......................... 138 FIGURES OR ATTACHMENTS COLORADO Pike National Forests Shepard and Associates Land |  | | Report (volume) | | Geology of Uranium Deposits in the Front Range, Colorado By P. K. SIMS and D. M. SHERIDAN With sections...the geology of uranium veins in a major productive area UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...mines_______________________________________ Boulder CountY----------------------------------~-----------Jamestown...Victory group_________________________________________ Gold Hill district_ __ _____ _____ __ __ __ __ ____ __...Description of principal mines-Continued Boulder County-Continued Other areas __________________________ |  | | Report (issue) | | GEOLOGICAL SURVEY W. C. MENDENIJALL, Fcir CIRCULAR 7 GOLD - QUARTZ VEINS SOUTH OF LIBBY, MONTANA By RUSSELL... C. MENDENHALL, Director --0-CIRCULAR 7 -0--- GOLD - QUARTZ VEINS SOUTH OF LIBBY, MONTANA BY RUSSELL...;:be Diamond John Fisher Creek Golden West Mining Company Little An:lie Libby or Libby Creek Midas Montezuma...18 80815 Gold quartz veins south of Libby, Montana By Russell Gibson Abstract The area described in...show a production of $200,000 in gold, mostly from the oxidized free-milling parts of quartz veins. Except |  | | Report (issue) | | AND ENVIRONMENTAL GEOLOGY OF THE SUMMITVILLE, COLORADO ACID-SULFATE MINERAL DEPOSIT By J.E. Gray1 ,................................. 6 Cu-sulfide and gold stage....................................7 Hydrothermal...the Summitville area........ 22 Figure 3. Siliceous sinter from the Summitville area............. 23...23 Figure 4. Plan view of ore-grade gold zones at Summitville.......24 Figure 5. Samples of fresh quartz...voids in vuggy silica......26 Figure 8. An oxidized gold-ore zone in the open-pit.............. 27 Figure |  | | Book (edition) | | Opbir-Burroughs, HILL anp NEVADAVILLE. Mercer County. ; ; California, First Nat’] Burroughs and Kansas...American Hilae Ss POSEN 1% xiS LEA Colorado GOLD AND FARMS SILVER AND Peet tt Ae STOCK...HIS volume, as its name implies, is devoted to Colorado. tents are descriptive, statistical, and historical...part information A devoted to the mines. As mining is Colorado’s main industry and source of wealth...research could make them. The narrative of gold and silver mining and possesses enough of romance : |  | | Report (issue) | | Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr is...__________________________________________ _ 1 Summary of mining districts---.---------------------Introduction..._____________________ _ Copper deposits in Jefferson County __ _ F. M.D. property _____________ _ Malachite...Cherry Creek and Douglas County placers _________________________ _ Mining districts in the mineral belt |  | | Book | | COLORADO MININC DIRECTORY. . 1 THE te COLORADO Directory of Mines, DESCRIPTION OF THE MINES AND...AND MILLS, AND THE MINING AND MILLING CORPORATIONS OF COLORADO, ARRANGED ALPHABETICALLY BY COUNTUS. j^ISTORY... WHOSE NERVE, ENERGY AND INDUSTRY HAVE PLACED COLORADO IN THE FRONT RANK OF BULLION PRODUCING STATES...WEALTH AND PROSPERITY, UNEQUALED IN THE HISTORY OF MINING COMMUNITIES, THIS WORK IS RESPECTFULLY DEDICATED...FARM FOB EVERYBODY Railway. COLORADO. Healthy, Attractive. Colorado is the great Sanitarium and Pl |  | | Report (volume) | | p. Supt. of Docs. No.: I 19.3:1603 1. Geology Colorado Aspen Region. I. Martin, Peter L. III. Series...in brief 1 The history of the Aspen region From mining to recreation 7 The story of the land 13 Rushing...wildlife 51 Index 53 PLATES 1. Panoramas in the Aspen area: A. View from Castle Creek-Express Creek ridge showing...west and north from the top of the Highlands ski area 24 FIGURES 1. Geologic history of Aspen region shown...location of Aspen and other major features in western Colorado 8 3. Streams, peaks, settlements, roads, trails |  | | Journal (article/letter/editorial) | | Geologicstudiesduringrecentopen-pitminingat Summitville,Colorado,haveprovided newinformationonanepithermalacid...nativesulfur,marcasite,andminorsphalerite,native gold,_ barite andgalenaoverprintedthe acidsulfatealteredrocks...objectiveof underground mining in the late 1800s, when over 3,000 kg (100,000 oz) of gold was recovered (Steven...undergroundmining duringthe 1930sand1940s.Through1959, total gold productionreachedabout 8,000 kg (257,000 oz;Koschmann... Co., unpublished data). The major commoditywas gold; however, silver, copper, and lead have also been |  | | Report (issue) | | LODE DEPOSITS OF EUEEKA AND VICINITY KANTISMA DISTRICT, ALASKA BY FRANCIS G. WELLS Investigations in...___________-______-__.__-...._-_..____..__ History of mining.____________________________________________ Character...Metallic minerals.______---___--___----_---_---------Gold quartz veins._____--___----__--_--_-______----_-_...Wonder___---_-------_----------._-.----_------_ Little Annie.___-_____-________________-__---__----___ 343...Mines and prospects Continued Quigley Hill Continued Gold Dollar and Golden Eagle._________________________ |  | | Report (issue) | | Principal Gold-Producing Districts of the United States By A. H. KOSCHMANN and M. H. BERGENDAHL GEOLOGICAL...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 ----------~----------------- Tallapoosa County --------------------------Alaska...------------------Cochise County -----------------------------Gila County --------------------------------Greenlee |  | | Journal (article/letter/editorial) | | November 2014 Covellite Summitville, Rio Grande County, Colorado Two minerals are typically formed when deposits...localities as the Loudville mine, Easthampton, Hampshire County, Massachusetts; Mineral Hill, WakeFigure 1. A surprisingly...Summitville, Colorado, covellite specimen with unusually thick, blue-tarnished crystals. Colorado School of...Figure 2. An attractive 5 x 3-cm Summitville, Colorado, specimen exhibiting a dominant group of thin...photo. field, Carroll County, New Hampshire; the Ecton mine, Montgomery County, Pennsylvania; and many |
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