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cookrob@auburn.edu Polybasite Downloaded by [Northeastern University] at 11:57 17 November 2014 Husky Mine, Elsa...typically included in this rather informal family is polybasite, a relatively common silver ore mineral that...as fine specimens. Although the most familiar polybasite localities are in Mexico, exceptionally fine...have been available in recent years from the Husky mine, Yukon Territory, Canada. Consequently, in keeping...Husky mine polybasite has been nominated as this issue’s Connoisseur’s Choice specimen. Polybasite is typically |
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MultistageVein Ores of the Lake City District, Western San Juan Mountains,Colorado John,• F. SL^CK U.S. Geological...Polymetallic vein ores of the Lake City district, in the western San Juan Mountains, Colorado,have producedapproximately$12...northeast,and east sides of the 22.5-m.v.-old Lake City caldera. The veins,typically0.5 to 1.5 m wide...fractures and faults outside the ring fault of the Lake City caldera and within the moat area of the older...fracturesand faultsexclusivelyon the north side of the Lake City caldera, witere vein minerals include' pyrite' |
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BULLETIN 4=78 GEOLOGY AND ORE DEPOSITS NEAR LAKE CITY, COLORADO BY JOHN DUER IRVING AND HOWLAND BANCROFT........................................ Official mining districts.............................................. Hinsdale volcanic series........................................... Lake City district............................................ ^......... Hinsdale volcanic series......................................................... Ore deposits of Lake City district....................................... The |
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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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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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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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COVER Volume 44, Number 04 April 2014 FEATURES Lake Superior agates are a large part of the displays...Agate and Geological Interpretive Center in Moose Lake. This beautifully banded specimen from a Minnesota...Minnesota Minerals and Agates............ 12 A Moose Lake museum highlights rare rocks by Bill Vossler Birthstones...GEM & MINERAL SHOW - SPRING Holiday Inn - Orange County Airport, 2726 S. Grand Ave., SANTA ANA, CA 92705...Show Hours: Fri. & Sat. 10 - 6 • Sun. 10 - 5 Colorado Topaz Photo by Jeff Scovil© 2014 West Coast |
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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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,of commerci,alimportance. MINE WATERS. A studyof the 'behaviorof mine watersis essentialin an in-... 420. $6Rickard, T. A., "The Enterprise Mine, Rico, Colorado," Trans. A•n. Inst. Min. Eng., vol. 26,...proustire,pyrargyrite, miargyrite,stephanire,polybasite,and silver-bearingtetrahedrite (freibergite)...have no effect comparableto ferrous sulphate. Since mine waters in the deeperzonesbecomealkaline, it is pertinent...hundredsof feet belowthe water level as at Aspen, Colorado. •lrgentite. Argentire and the sulphosalts, not |
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Richard W. Thomssen Mineral Expl. Consultants Carson City, NV ( * O Vice President Mary Lynn Michela Secretary-...R. Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur...W. Thomssen L Book sales P.O. Box 1656 Carson City, NV 89702 702-883-2598 Special second class postage...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 |
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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...Indianapolis. Iowa.............. Prof. George F. Kay, Iowa City. Kansas............Prof. Erasmus Haworth, University |
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REPORT ECONOMIC GEOLOGT 7 SILVERTON QUADRANGLE, COLORADO FREDERICK RANSOME WASHINGTON GOVERNMENT PRINTING.................../................:. Methods of mining and treatment of ores....-....--. ...... ........................ ...... ....... Lodes of Silver Lake Basin... ..................... ...................Silver Lake mine..... . -.-.-..--....-.---..-.-. ....................... 145 145 145 149 Iowa mine ......Royal Tiger mine......................... 159 ......--.....-....-.-....-. Buckeye mine ........... |
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............................................. Colorado........................................................................................ 102 District of Columbia ....................................to refer to Geological 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 that are widely...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |
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Smith. Director Professional Paper 138 MINING IN COLORADO A HISTORY OF DISCOVERY, DEVELOPMENT AND PRODUCTJON...location, area, and organization of the mining counties of Colorado _________________________ _ Adams County_-..._____________________ _ Alamosa County __________________________ _ Arapahoe County _________________________...Archuleta County _________________________ _ Baca CountY-----------------------------Boulder CountY------...CountY----------------------~----Chaffee County _____________________·______ _ Clear Creek County _______________________ |
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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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precipitation of the metalo........ Composition of mine waters............................................of sulphide enrichment Continued. Composition of mine waters Continued. Discussion of analyses Continued...on depth..................... Precipitates from mine waters under superficial conditions....... Oxidation....................................... Review of mining districts...................................................................... Burro Mountain district, N. Mex...................................... |
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(Brazil). Malcolm Back (Canada), Henry L. Barwood (USA). Dmitriy Belakovskiy (Russia). Fabio Bellatreccia...(Italy), T.S. Ercit (Canada). Alexander Falster (USA). Jeffrey de Fourestier (Canada). Robert Gault (Canada)...Henderson. Jr. (USA). D.D. Hogarth (Canada). J.L. Jam bor (Canada), Anthony R. Kampf (USA). Pave! M. Kartashov...Karnp-Moller (Denmark). Akira Kato (Japan). Lance E. Keams (USA). Elisabeth Kirchner (Austria), Uwe Kolitsch (Austria)...Republic). Per Nystcn (Sweden), David O'Hanlcy (USA). Filippo Olmi (deccased) (ltaly). Werner H. Paar |
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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 – Cochise Co. Mining Districts .................................... |
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depth__________ Precipitates from mine waters under superficial conditions_ Composition of mine waters of the Jopliu-region___________...Jopliu-region___________ Composition of waters of Lake Superior mines_____________ Experimental data on the...Arizona__________________________ 208 Note on the Bisbee district, Arizona, by F. L. Ransome_ 209 Globe and Miami...Mexico____________________ 22J Burro Mountain district, New Mexico_____________ 222 , Cananea, Mexico...__ 233 Shasta County, California______ _ __ 234 Snowstorm lode, Coeur d'Alene district, Idaho__ _ 235 |
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31 University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...copyright © 2004 unless otherwise noted Map of Mining Districts and significant mineral occurrences of...Olivenite, 1.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection. Photograph...production of environmental protection equipment. Mining and the discovery, identification, and development...to Nevada in 1929 and was actively involved in mining in the state and the western U.S. for the rest |
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EUREKA TUNNEL , ST . PETER'S Dome , El Paso COUNTY , COLORADO , 163 BOLÉITE AND CUMENGÉITE , 166 NOTABLE...be sent on approbation 58 Pearl Street , New York City . to collectors guaranteeing cost of car riage ...EUREKA TUNNEL , ST . PETER'S DOME , EL PASO COUNTY , COLORADO . By LAZARD Cahn . occurrence . A TRIP to...The mountain is nine or ten miles distant from Colorado Springs , and is most easily reached by following...MAYNARD Bixby . PART II . The mines of Tintic District , Utah , are famous for their rare copper minerals |
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3i University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...te, r.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn coJlection. Photograph...percent of the state. Nevada's public lands offer mining, livestock grazing, wild horse viewing, .scenic...Road and Geologic Tours in th<' Las Vegas Area. Mining and the discovery, identification, and development...Vavis The Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper MINERAL CATALOG 91 |
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...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |
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...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |
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27 32 Illustrations Figure 1. Location map of mining districts in the Reno 1° x 2° quadrangle, Nevada...Table 1. Table 2. Table 3. Known production from mining districts in the Reno 1° x 2° quadrangle, Nevada.............. Occurrences of mineral deposits in mining districts of the Reno 1° x 2° quadrangle, Nevada...for 4 years. This report is a review of the known mining districts within the Reno quadrangle, as well as...starting point for those interested in previous mining and research efforts within the Reno quadrangle |