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| SILVER ENRICHMENT IN THE SAN JUAN MOUNTAINS, COLORADO. By EDSON S. BASTIN. INTRODUCTION. The following...made in the study of a particular topic in one district would aid in the study of the same topic in the...regional report, it must be remembered that for each district only such information could be used as was readily...work in the encouragement which they offer to deep mining, irrespective of more purely scientific results...Fred Carroll, of the Atlas mine, Ouray; Mr. F. G. Farish, of the Humboldt mine, ^iear Telluride; Mr. L. |
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| B. COOK Department of Geology and Geography Pyrargyrite Downloaded by [New York University] at 17:35...dominant member of the family, the antimony-analog pyrargyrite, is similarly sought, yet offers collectors somewhat...specimens of pyrargyrite have been recovered from an interesting array of important mining districts; it...Mexico and, to a lesser extent, Peru. When fresh, pyrargyrite is dark red; however, it tarnishes when exposed...hardness of 2.5 and a measured density of 5.82. Pyrargyrite is hexagonal (3m), most commonly forming stout |
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| Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October 2014 PART 1 Downloaded...Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October 2014 A Historical...Historical Overview of t h e District and the Smuggler Union and Associated Mines and Veins of Marshall Basin... Inc. 1441 West 46th Avenue, Suite 14 Denver, Colorado 80211 n 1875 Co\orado was still a territory awaiting...Soptemberl0ctob.r 2000 319 Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October |
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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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| microprobe, etc.) Because New Mexico is a mining state, mining districts are given whenever possible in...2015 Bernalillo County Cerro Colorado, W. of Albuquerque: carnotite. Placitas district (Sandia Mountains)...schorl. Tijeras Canyon district (Manzano Mountains), E. of Albuquerque. Galena King mine: barite, fluorite...subdistrict (Seiiora de 10s Milagros mine): copper, cuprite, malachite. Catron County Apache Creek, N. of Reserve:...Reserve: quartz (chalcedony). Mogollon district, NE of Glenwood: acanthite, bornite, chalcocite, fluorite |
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| [Northeastern University] at 11:57 17 November 2014 Husky Mine, Elsa, Yukon Territory, Canada T he ruby silvers...two most familiar ruby silvers, proustite and pyrargyrite, have been covered previously in this column...have been available in recent years from the Husky mine, Yukon Territory, Canada. Consequently, in keeping...this year’s Tucson Gem and Mineral Show, a Husky mine polybasite has been nominated as this issue’s Connoisseur’s...MINERALS Commonly associated minerals include pyrargyrite, stephanite, tetrahedrite and other silver and |
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| Julius Weber Mamaroneck, New York COLORADO ISSUE #2 Articles Colorado locality index.............................. 323 by B. L. Muntyan What’s new in Colorado minerals? ...................................... Famous mineral localities: the Home Sweet Home mine ..................................................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 |
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| 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,...across, Up to Date mine, Bald Mountain, Caribou area, Grand Island district, Boulder County. Specimen owner...(Front Range, central, and San Juan Mountains) of Colorado mineral belt. Some representations of mineral |
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| CHAPTER REPRESENTATIVES (ALSO BOARD MEMBERS) COLORADO CHAPTER: Jeff Self; selfawareminerals@gmail.com...now available on the Early Mining History of the Himalaya Pegmatite Mine The early-day history (1896-1913)...(1896-1913) of gem tourmaline mining at the Himalaya mine, San Diego County, is rife with conflicts by men...private collector. “The Early Mining History of the Himalaya Pegmatite Mine,” as described above was serialized...sold, with mailing postage prepaid to continental USA addresses at $15 per copy. Requests for purchase |
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| Gkologim-in-charge. CATALOGUE OF MINERALS FOUND IN COLORADO. BY • F. M. ENDLICH. [EXTRACTED FROM THE TENTH...been adopted. tar as practicable, analyses of Colorado minerals have been given. They will aid examination...of the catalogue. systematic enumeration of the Colorado mineral species and references to the publications...Endlich, S. IN COLORADO. X. D. The continuous development of mineral resources of Colorado is productive...Geological .Report for PS75. Now, the survey of Colorado is completed, many additions of species new to |
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| occurring together) from the Calumet and Hecla mine. Excepment in the oxide zones of a variety of metal...Copper Falls mine, associations and include those containing other silver minerals, Keweenaw County. barite...major Acton mine, York County, the Deer collections. One state that is draped in a silIsle mine, and the...the Sullivan mine ver-lined history is Colorado, with a pro(King and Foord 1994). Silver duction of more...more than 750 million ounces to occurred in a mine about a mile its credit. Fine wire- and crystallized-silver |
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| Windham Report of 1S80 relating to the growing Mining Industry at Ouray is printed in its entirety. Many...Survey, Tom Rosemeyer, Chief Engineer, Camp Bird Mine and Miss Margaret B. Allen, M.A. of Orange, New.............................................. Pyrargyrite................................................Ouray and the Camp Bird Mine; Past, Present. Future The Windham Report of Mining in Ouray in 1880 . . The...The Mineralogy at the Camp Bird Mine................... Glossary' Including Notes On Geology’ ...... |
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| AND AT TELLURIDE, MAC•.V.ODE. ORE-DEPOSITION COLORADO. HuRsT. CONTENTS. PAGE. Introduction..................................... 675 676 679 The Smuggler Veha ...........................................INTRODUCTION. The erodedplateauregion of southwestern Colorado,known as the San JuanMountains,embraces within...upperreachesof the San Miguel. In that year the Smuggler veinwasdiscovered anda tonof oreworth$2,ooowaspacked...proportionof copper,lead and zinc producedby the district. Scopeof Investi#ation.--The presentpaperis the |
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| no other group of minerals has more associated mining lore or history. Silver financed empires and great...recovered as a byproduct of low-grade copper and lead mining. This fact, coupled with the historically low price...copper were the first). The earliest known siIver mining occurred in Cappadocia in Asia Minor and is dated...probably reflects the fact that the earliest silver mining amounted to gathering the metal in its native state...silverware trade (Grimwade 1985). The other great silver-mining center of ancient times was Spain. The earliest |
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| ofo0000kell Telluride Ores of Boulder County, Colorado The Memoir Series of The Geological Society...Inc. Memoir 109 Telluride Ores of Boulder County, Colorado WILLIAM C. KELLY EpwINn N. GODDARD Department...SOCIETY OF AMERICA, INC. Colorado Building, P.O. Box 1719 Boulder, Colorado 80302 Printed in the United...and numerous ore samples were donated by local mining men, particularly Fred Dopp, H. M. Williamson,...supplied by William Byron, a mineral dealer and former mining engineer in Boulder, and by Professor Russell Honea |
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| Tourmaline on quartz, Cruzeiro mine, Minas Gerais, Brazil. Los Angeles County Museum of Natural History specimen...Pelt photo. MarcWApril: Beryl and calcite, La Pita mine, Maripi Boyacii, Columbia. Cal Graeber, Leonard...near Badger Creek, north of Coaldale, Fremont County, Colorado. Dave Bunk specimen, Jeff Scovil photo. July/August:...(Herkimer “diamonds’’), Treasure Mountain Diamond mine, near Little Falls, New York. Uli Bahmann specimen...SepteniberlOctober: Gold, Smuggler Union mine, Telluride district, Colorado. Colorado School of Mines Museum |
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| 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 |
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| R. Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur...SPECIMENS from the collection of the Geology Museum, Colorado School of Mines. See page 242 for a full description... All rights reserved. notes fromthej EDITOR COLORADO-III Here we are with our third special issue devoted...devoted to the mines and minerals of Colorado. As most long-time subscribers know, the first in the series...about $200 on the out-of-print market. The second Colorado issue was vol. 10, number 6 (1979), and we still |
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| 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 |
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| it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...abundant, it may have been completely exhausted by mining or quarrying. Deposits of minerals of wide distribution...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |
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| OBSERVATIONS ON THE RICH SILVER ORES OF ASPEN, COLORADO. By EDSON S. BASTIN. INTRODUCTION. In September...old silver camp of Aspen, in Pitkin County, southwestern Colorado, to obtain samples of the rich silver...enrichment and on the quality of mine waters are here recorded. Two analyses of mine waters were made by Chase...accounts of the general geologic features of the district the reader is referred to the wellknown reports...intruded 1 Spurr, J. E., Geology of the Aspen mining district, Colo. : U. S. Geol. Survey Mon. 31, 1898; |
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| Potential and Geology of the San Juan National Forest, Colorado Edited by Richard E. Van Loenen and Anthony B...potential and geology of the San Juan National Forest, Colorado I edited by Richard E. Van Loenen and Anthony...: I 19.3.2127 1. Mines and mineral resources--Colorado-San Juan National Forest. I. Van Loenen, Richard...famous mining districts, such as those at Rico and La Plata, but there is no significant mining being...Foley, and Anthony B. Gibbons Exploration and Mining History ...................................... |
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| Marvin Hanner Additions to the Ore Mineralogy of Colorado.................................................by Donald Grybeck Crystallized Minerals of the Colorado Mineral Belt....................................had achieved considerable fame, and the right to mine diopside was obtained that year by G eorge L. English...thereafter. In 1971 both the land and the right to mine diopside were purchased by the present owners, Schuyler...Alveum, R obert Dow, and G eorge Robinson. T he mine is now being worked interm ittently each year for |
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| Oxidized Zinc Deposits of the United States Part 3. Colorado By ALLEN V. HEYL GEOLOGICAL SURVEY BULLETIN...deposits and the resources of oxidized zin.c ores in Colorado UNITED STATES· GOVERNMENT PRINTING OFFICE, WASHINGTON...19180xidized zinc deposits of the United States. Part 3. Colorado. Washington, U.S. Govt. Print. Off., 1964. vi...Bibliography : p. 88-91. 1. Zinc ores-Colorado. 2. Zinc mines and mining-Colorado. I. Title. (Series) For sale...__ ___ __ __ __ __ __ _____ Kokomo (Ten ~ile) district _______ ._________________________ Breckenridge |
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| 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...Structure map and sections of the Uncompahgre district..-.-54. Types of structural control of ore de..._____ FIGURE 32. Index map of the Uncompahgre district and western San Juan Mountains. _____________...CONTROL OF ORE DEPOSITION IN THE UNCOMPAHGRE DISTRICT, OURAY COUNTY, COLO. WITH SUGGESTIONS FOR PROSPECTING |
