 | | Journal (article/letter/editorial) | | inches; a floater specimen, Cross vein, Idarado mine, Ouray and San Miguel countries. Figure 2 (right). Cluster...Fremont County. C-O-L-O-R-A-O-O CALCITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427...Tennessee; the Viburnum Trend district, southeastern Missouri; the Tri-State district (Missouri-Kansas-Oklahoma);...Russia. Calcite also occurs at many localities in Colorado. Further, the state is the source of calcite as...marble (from the Yule quarry at Marble in Gunnison County) that has been used for many of the great monuments |  | | Journal (article/letter/editorial) | | T R I C T, located about 4 miles north of Ouray, Colorado, comprised an area of approximately 3.6 square...Carbonate Hill was used in early reports on the district and is believed to be derived from the thin limestone...(the Pony Express Limestone) contained high-grade silver-bearing orebodies (Bennett 2006). The first claims... and the mines flourished until the silver panic of 1893. Mining rallied about 1912 for a few short years...The bedded red sandstones visible just below the mine dumps are, from top to bottom, in the photo: Middle |  | | Report (issue) | | Deposits of the Uncompahgre (Ouray) Mining District, Southwestern Colorado Professional Paper 1753 U.S...western San Juan Mountains region of southwestern Colorado. In the foreground is a broad, gently south-sloping...flat-bottomed, glacier-carved valley. The town of Ouray (about 7,800 feet altitude), just visible through...Dollar Highway” south of Ouray, parallels the Uncompahgre River valley to connect Ouray with Montrose to the...and other canyons and mountain passes to connect Ouray with Silverton and Durango to the south. The many |  | | Journal (article/letter/editorial) | | [University of Nebraska, Lincoln] at 13:31 09 June 2016 Colorado boasts numerous localities where fine sphalerite...Elmwood, Tennessee; the mines of the Tri-State district of Missouri-OklaDownloaded by [University of Nebraska...of sphalerite also occur at many localities in Colorado, in shades of amber, emerald- or lime-green,...rail for the mines, standing on Main Street in Ouray (1886). The Wright Opera House is the large building...Muntyan, former director of the Ouray County Museum in Ouray, Colorado, is a frequent contributor to Rocks |  | | Journal (article/letter/editorial) | | BARBARA L. MUNTYAN 536 Third Avenue P.O. Box 495 Ouray, Colorado 81427 All photographs by John R. Muntyan of...B ~i~~~~ 1. Mine along West willow Creek, near Creede and across from the Bachelor mine. Photo by author...the Rock Candy mine in British Columbia, Canada; and in the United States in Hardin County, Illinois, among...localities. Barite also occurs in many localities in Colorado, where it often forms attractive, wellcrystallized...wellcrystallized crystal groups. Colors reported for Colorado barite range from sky-blue to snowwhite to golden |  | | Report (volume) | | ORE DEPOSITION IN THE UNCOMPAHGRE DISTRICT OURAY COUNTY, COLORADO WITH SUGGESTIONS FOR PROSPECTING BY...Prepared in cooperation with the COLORADO METAL MINING FUND AND THE COLORADO GEOLOGICAL SURVEY BOARD Contributions........................ Contact of the dolomitic Ouray limestone andLeadvillelimestone. Contact of Leadville...-_--______--__-__--__-_-__--__--__-____Area south of the Ouray fault._______-_______________-______' Deposits associated...fissures.___-____-__-__--_--___-_ Area north of the Ouray fault...........____________________ Suggestions |  | | Journal (article/letter/editorial) | | of COLORADO ED RAINES Geology Museum Colorado School of Mines 1310 Maple Street Golden, Colorado 80401...noted Figure 1. Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem collection,...photographer unknown. B etween 1868 and 1922, Colorado produced almost 260 million pounds of copper....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 |  | | Report (volume) | | Radioactivity in the Metal-Mining Districts of the San Juan Mountains Colorado GEOLOGICAL SURVEY --*_-...Radioactivity in the Metal-Mining Districts of the San Juan Mountains Colorado By C. T. PIERSON, W. F. WEEKS...radioactivity in the metal-mining districts of the San Juan Mountains, Colorado, by C. T. Pierson, W. F..._______________ CeboUa district..______________________________ Upper Uncompahgre district. ______ _________________________...Uranium occurrences___________ ________ __ Bonanza district..____________________ ___________________ General |  | | Report (issue) | | SILVER ENRICHMENT IN THE SAN JUAN MOUNTAINS, COLORADO. By EDSON S. BASTIN. INTRODUCTION. The following...forms part of a topical study of the enrichment of silver ores begun by the writer under the auspices of...made in the study of a particular topic in one district would aid in the study of the same topic in the...specimens to the ores of many camps that had been rich silver producers but had not been studied geologically...regional report, it must be remembered that for each district only such information could be used as was readily |  | | Journal (article/letter/editorial) | | (above). Pyrite, Alice Glory Hole, Clear Creek County. Cluster of intergrown crystals showing light...Figure 2 (right). Pyrite, Mountain Spring mine, Rico, Dolores County. Cluster of modified cubes; specimen...C*O*L*O*R*A*D*O PYRITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427 Mineral photographs by John...Park City, Utah; Washington State; and numerous Colorado localities. Pyrite crystallizes in the isometric...Pyrite is the most common sulfide mineral found in Colorado; it is found in a wide variety of occurrences |  | | Book (edition) | | Tourist as well. All of the 19 Rock Forma tions at Ouray, dating from the Pre-Cambrian to the Cenozoic Eras...Report of 1S80 relating to the growing Mining Industry at Ouray is printed in its entirety. Many historic...Survey, Tom Rosemeyer, Chief Engineer, Camp Bird Mine and Miss Margaret B. Allen, M.A. of Orange, New...Introduction to Mineral Collecting at Ouray................ The Minerals at Ouray.............................................................................. Silver............................................... |  | | Journal (article/letter/editorial) | | August 2013 BARBARA L. MUNTYAN P.O. Box 495 Ouray, Colorado 8 I427 hodochrosite, a manganese carbonate...Rhodochrosite has also been found in many localities in Colorado, particularly in the mines of the San luan Mountains...it i s one of the most recognized and coveted Colorado minerals. partiY DO e the presence of a mix...occurs in significant amounts in many mining districts of the Colorado mineral belt, a large, elongated,...extreme southwestem comer of Colorado. Most of the metal mining in Colorado has been within this belt since |  | | Journal (article/letter/editorial) | | JUAN COUNTY, COLORADO B A R B A R A and J O H N M U N T Y A N 6978 Wapiti Court Boulder, Colorado 80301...material has been obtained from a number of San Juan County mines and prospects during the last decade, in...almost ceased. COLORADO S A N J U A N C O U N T Y L I E S in southwestern Colorado. Some of the state's...vicinity of Silverton, the principal town in the county. The American Tunnel, located just north of town...of the Sunnyside mine complex and has been the major source of specimens in the county. Most museums and |  | | Journal (issue) | | 85740 602-297-6709 Articles The Iron Cap mine, Graham County, A rizona..................................discoveries in Ouray County, Colorado ............... 89 by B. & J. Muntyan Anatase on quartz from Ouray County...County, Colorado ........................ 103 by T. Rosemeyer, E. Raines & R. Stoufer Departments Notes...Finds made in Arizona (the Iron Cap mine) and in Ouray County, Colorado, are described in three articles...huge i show organized by Herb Duke at the Pima County Fairgrounds. Following the advertising section |  | | 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...enter must be obtained to prevent trespass. Old mine workings are dangerous and entering underground |  | | Report (issue) | | Bibliography and Index of Colorado Geology 1983 by Atnerican Geological Institute Colorado Geological Survey...Resources Denver, Colorado I 1987 Information Series 21 BIBLIOGRAPHY AND INDEX OF COLORADO GEOLOGY 1983...Geological Institute Colorado Geological Survey Department of Natural Resources Denver, Colorado 1987 The Colorado...opportunity employer. ii BIBLIOGRAPHY AND INDEX OF COLORADO GEOLOGY SERIALS LIST AAPG Bullett n. [Tulsa... New York, NY: Society of Mining Engineers of American Institute of Mining, Metallurgical and Petroleum |  | | Report (volume) | | THE ! UNCOMPAHGRE PRIMITIVE AREA, "OT TTHWESTERN COLORADO - c-t SURVEY BULLETIN 1391-E Mineral Resources...Primitive Area, San Juan Mountains, Southwestern Colorado By T. A. STEVEN, P. W. LIPMAN, F. S. FISHER, U...primitive area, San Juan Mountains, southwestern Colorado. (Studies related to wilderness primitive areas)...I 19.3-.1391-E 1. Mines and mineral resources Colorado San Juan Mountains. I. Steven, Thomas August,...Primitive Area, San Juan Mountains, southwestern Colorado, and some adjoining national forest lands that |  | | Journal (article/letter/editorial) | | Knoxville] at 12:13 05 June 2016 Milliken Mine, Reynolds County, Missouri I n part because of its unusual...its intimate association with deposits rich in silver made it familiar to people many centuries ago,...Historical galena analyses reflect minor amounts of silver, copper, bismuth, iron, zinc, cadmium, and even...specimens, particularly from vein-type deposits of the Colorado mineral belt. Well known among these are the lustrous...from the Bachelor and Commodor mines of the Creede district, Mineral County; the Camp Bird mine in Ouray |  | | Journal (issue) | | R. Kampf Natural History Museum of Los Angeles County Arthur Roe Tucson, AZ Abraham Rosenzweig University.....157 by C. Albertini Sellaite from the Brumado mine ..................................................Iron and Washington Counties) and Arizona (Mojave County). This region is one of the last American frontiers...Route 6, Box 263 Golden, Colorado 80401 n 1 9 0 2 , the well-known mining engineer and authorRickard...ride among the mining districts of the San Juan, in southwestern Colorado. We left Ouray early on the 5th |  | | Report (volume) | | ...................... (A) The Candelaria silver district, Nev., by Adolph Knopf (published Jan. 20,......................... (B) Colemanite in Clark County, Nev., by L.F. Noble (published Feb. 23,1922) (C)............................................. (D) Silver enrichment in the San Juan Mountains, Colo., by...Primary native-silver ores near Wickenburg, Ariz., and their bearing on the genesis of the silver ores of Cobalt...1922)............... (H) Peridotite dikes in Scott County, Ark., by H. D. Miser and C. S. Ross (published |  | | Journal (article/letter/editorial) | | The last Wild West Silver Mining Camp in Colorado T he Creede mining district, located at a lofty...rugged San Juan Mountains of southwestern Colorado. Although silver was discovered in the area in 1876, it...Nicholas C. Creede and his two partners found rich silver ore near East Willow Creek and staked a claim named...the area. It was not long before additional rich silver ore was found along West Willow Creek in veins...the Amethyst, Last Chance, Commodore, and Bachelor. The mining encampment grew from a small settlement |  | | Report (issue) | | Index of the Geology of the Creede Mining District and Vicinity Colorado By Daniel O. Hayba and Constance...bibliography and index of the geology of the Creede mining district and vicinity was prepared in support of the...information pertaining to the geology of the Creede district. Thus, references range from papers dealing entirely...also PALEONTOLOGY and PALEOENVIRONMENT) GEOLOGY, District GEOLOGY, Regional GEOMORPHOLOGY GEOPHYSICAL SURVEYS...Stable and Radiogenic MAPS MINERAL DEPOSITS, Creede district (see also FLUID INCLUSIONS; ISOTOPES; and ALTERATION) |  | Doe, B. R., Steven, T. A., Delevaux, M. H., Stacey, J. S., Lipman, P. W., Fisher, F. S. (1979) Genesis of ore deposits in the San Juan volcanic field, southwestern Colorado; lead isotope evidence. Economic Geology, 74 (1) 1-26 doi:10.2113/gsecongeo.74.1.1 | Journal (article/letter/editorial) | | Depositsin the SanJuanVolcanicField, Southwestern Colorado LeadIsotopeEvidence B. R. DOE,T. A. STEVEN,M....other deposits (Summitville, Jasper, Red Mountain district) have values of 2ø•Pb/•ø4Pbsimilar to those of...have lead isotopiccompositions that are portant mining districts. Studies of lead in the as- more radiogenicthan...VOLCANIC: 38ø• I IO Silver ,sa Io I •Co•ez I I .. Antonito COLORADO NEW MEXICO L 0 100...KILOMETERS Fro. 1. Index map of southxvestern Colorado, showing the outline of the San Juan volcanic |  | | Report (volume) | | Garita Wilderness, San uan Mountains, Sout iwestern Colorado By THOMAS A. STEVEN, U.S. GEOLOGICAL SURVEY, and...Garita Wilderness, San Juan Mountains, southwestern Colorado. (Studies related to wilderness wilderness areas)...no.: 119.3:1420 1. Mines and mineral resources Colorado La Garita Wilderness. I. Bieniewski, Carl L.,...a mineral survey of the La Garita Wilderness, Colorado. CONTENTS Page Summary............................................................ Sky City mine area .......................................... |  | | Report (issue) | | organization is carrying on for the direct advancement of mining interests throughout the country than can readily... GOLD AND SILVER. NOTES ON THE GOLD LODES OF THE CARRVILLE DIS TRICT, TRINITY COUNTY, CALIFORNIA....writer spent 10 days in the Carrville district, Trinity County, Cal., and, incidental to other work,... gathered some data on its mining geology. A paper on the gold gravels x was pub lished, but baggage...written. In November, 1910, another visit to the district was made, but inclement weather handicapped the |
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