 | | Report (volume) | | 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 |  | | Report (issue) | | Veins and Vein Sediments, of the Golden Wonder Mine Lake City, Colorado: an Epithermal Hot Springs Gold-Alunite...Generalized geologic map, Lake City Area. Schematic west-east section, Golden Wonder Mine. West-east section...section, Golden Wonder Mine. Plan view map, third level. Plan view map, east end of sixth level. Plan view map...skeletal pyrite in alunite. Alunite crystals in sphalerite-wurtzite aggregates. Texture of chalcopyrite...chalcopyrite with alunite. Hot-spring model for the Golden Wonder Mine. Isothermal log fO£-fS2 diagram, 250^C, 1 |  | | Journal (article/letter/editorial) | | COLORADO e Gold Hill 0 DENVER Wulfenite Occurrences in Colorado Leadville 0 1 Tincup 03 . 4 Lake...Lake City Downloaded by [McGill University Library] at 17:52 26 February 2015 TOM ROSEMEYER 1632 Camp...Camp Bird Mine Road P.O.Box 586 Ouray, Colorado 81427 CONNOISSEURS OF WULFENITE probably do not think of...of Colorado as a noteworthy state that has produced fine specimens of wulfenite. Surprisingly though,...deposits throughout the state. A good portion of the Colorado wulfenite localities do not compare with those |  | | Report (volume) | | Handles Peak Wilderness Study Areas, Hinsdale County, Colorado U.S. GEOLOGICAL SURVEY BULLETIN 1715-B...Handles Peak Wilderness Study Areas, Hinsdale County, Colorado By RICHARD F. SANFORD, RICHARD I. CRAUCH...RESOURCES OF WILDERNESS STUDY AREASSOUTHWESTERN COLORADO DEPARTMENT OF THE INTERIOR DONALD PAUL MODEL...Areas, Hinsdale County, Colorado. (Mineral resources of wilderness study areas southwestern Colorado ; ch...mineral resources Colorado Redcloud Peak Wilderness. 2. Mines and mineral resources Colorado Handies Peak |  | | Report (issue) | | INTERIOR GEOLOGICAL SURVEY The Gladiator Mine, Lake City, Colorado: The mineralogy and paragenesis of an...standards and stratigraphic nomenclature. Denver, Colorado CONTENTS Abstract............................................................... Geology and mine workings..........................................of the Lake City area, showing the location of some of the more prominent mines in Lake Mining district...Generalized geologic map of the Gladiator Mine Lake City, Colorado...................................... |  | | Journal (issue) | | 46 ISSUE 12 All about My First Tucson Show Lake City Mines and Minerals Guatemala’s Secret Minerals...a special group of people. By Bob Jones LAKE CITY, COLORADO 34 Enjoy its mines, minerals and mountains...died Sunday, Sept. 18, 2016 at his home in Lake Havasu City, Arizona. He is survived by his second wife...The BECMM sponsors digs at the old Eureka Prospect mine near Marion, and it routinely produces the midnight-purple...that one can wear with pride! —Jerry Gehre Johnson City, TN CONTEST RULES Would you like to be named Lapidary |  | | Journal (article/letter/editorial) | | 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' |  | | Report (issue) | | 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...and Karen A. Vendl L ocated in southwestern Colorado and covering over 31,000 square kilometers, the...zinc, tungsten, and copper. In 1896 world-renowned mining engineer Thomas ''T.A." Rickard called the San...Colorado's four great mining regions along with Leadville, Cripple Creek, and Central City (Smith, 1996). The |  | 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...Antonito COLORADO NEW MEXICO L 0 100 KILOMETERS Fro. 1. Index map of southxvestern Colorado, showing...1) were collectedare: the Beidel center (B), Sky City center (S), Baughman Creek center (BC), Summer Coon |  | | Book (edition) | | YEAR 1687"—DAVID T. DAY, CHIEF OF THE DIVISION OF MINING STATISTICS AND TECHNOLOGY WASHINGTON GOVERNMENT...and consump tion, or better and cheaper means of mining, extraction, and convey ance to market, may in...correspondence has been carried on with geologists, mining engineers, and other local authorities, and various...mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are more faulted und...prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of 60 miles. Down to |  | | Report (issue) | | Series 30 Bibliography and Index of Colorado Geology, 1984-1989 Colorado Geological Survey Department of...Resources Denver, Colorado 1990 Information Series 30 Bibliography and Index of Colorado Geology, 1984-1989...Institute under contract to the Colorado Geological Survey Colorado Geological Survey Department of...of Natural Resources Denver, Colorado 1990 ii FOREWORD In recognition of the need to more effectively...published literature on the state's geology, the Colorado Geological Survey is pleased to release Information |  | Collins, Donley S., Cobban, Robert R., Foord, Eugene E., Murphy, Jack A. (1989) Bibliography for update and revision of U.S.G.S. Bulletin 1114, Minerals of Colorado -- a 100 year record, by Edwin B. Eckel, Part A - Paper copy --Bibliography data file disks. Open-File Report Vol. 1989 (89-206) US Geological Survey doi:10.3133/ofr89206a | Report (issue) | | Survey Denver, Colorado Department of Geology, Denver Museum of Natural History Denver, Colorado NOTE FOR...revision of U.S.G.S. Bulletin 1114, Minerals of Colorado A 100 year record, by Edwin B. Eckel By Donley...Prepared in cooperation with Friends of Mineralogy - Colorado Chaptar, and the Denver Museum of Natural History...references dealing with the mineralogy of the state of Colorado. It is part of a more than 10 year effort to update...and revise U.S.G.S. Bulletin 1114, Minerals of Colorado: A 100 year record, by Edwin B. Eckel (1961). |  | | Report (issue) | | (Pickthorn, 1982), and McKinley Peak (Haney, 1982) mining areas, but nowhere has there been a compilation...occurrence, whether or not there has been production (a "mine"), prospecting (a "prospect"), or reported mineralization...numbered from NS1 to NS113. Mine, Prospect or Occurrence lists the name of the mine, prospect or occurrence...listed first Gold Mining District or Region gives the name of the gold mining district, however, if a locality...locality lies outside of a recognized district a regional name was used (i.e. "Port Dick"). Quad lists |  | | Book (edition) | | MILEAGE L OGS. REVISED EDITION Revised Edition, COLORADO GEM TRAILS AND MINERAL GUIDE HICllAHD :--1. PEARL...an extensive ¥em and mineral collecting tour 01 Colorado, revealing the interesting places where Nature...Swallow, Publisher) 2679 South York Street Denver, Colorado 80210 - , =· - ·, BOOKS BY RICHARD M. PEARL...PEARL Exploring Rocks, Minerals, Fossils in Colorado America's Mountain: Pikes Peak and the Pikes Peak...Atlas of Colorado American Gem Trails Nature As Sculptor: A Geologic Interpretation of Colorado . Scenery |  | | Journal (article/letter/editorial) | | deposition andemplacement of the host rock, size of the district,temperaturesof mineraldeposition,chemicalcomposition...type(Goldfield,Nevada)andtheadulariasericitetype (Creede,Colorado;RoundMountain,Nevada).Bothtypeshavegold-richand...ivided into Two Types,with SelectedReferences District Selected references Acid-sulfatetype Ransome(1901)...Lindgren (1900) Tonopah, NV Comstock, NV Silver City, ID De Lamar, ID Round Mtn., NV Pansze (1975)...ositsis illustrated by thePrideof theWestmine,Colorado,a gold-rich, dominantlyvolcanic-hosted vein systemthat |  | | Book (edition) | | — _ ; COLORADO GEM TRAILS AND MINERAL GUIDE ! ■ : ' BOOKS BY RICHARD M. PEARL Colorado Gem Trails...Trails and Mineral Guide Colorado Rocks, Minerals, Fossils America’s Mountain: Pikes Peak and the Pikes...Nature As Sculptor: A Geologic Interpretation of Colorado Scenery Guide to Geologic Literature Popular Gemology...Gemology Mineral Collectors Handbook Colorado Gem Trails The Art of Gem Cutting (With Dr. H. C. Dake)...Dake) * RICHARD M. PEARL ★ COLORADO GEM TRAILS AND MINERAL GUIDE ★ SKETCH MAPS BY MIGNON WARDELL PEARL |  | | Report (issue) | | ARIZONA LODE GOLD MINES AND GOLD MINING by Eldred D. Wilson, J. B. Cunningham, and G. M. Butler Bulletin...Arizona Tucson ARIZONA LODE GOLD MINES AND GOLD MINING by Eldred D. Wilson, J. B. Cunningham, and G. M...Mines Bulletin No. 137, ARIZONA LODE GOLD MINES AND MINING, was originally issued in 1934 in response to the...and, in view of the restrictions placed on gold mining during the war, it was not considered necessary...which deals with the laws and regulations governing mining, however, have been deleted, inasmuch as many of |  | | Report (volume) | | Browns Canyon Wilderness Study Area, Chaffee County, Colorado U.S. GEOLOGICAL SURVEY BULLETIN 1716-C DEFINITION...the San Isabel National Forest, south-central Colorado: U.S. Geological Survey Bulletin 1638, p. 40-42...SOUTH-CENTRAL COLORADO Mineral Resources of the Browns Canyon Wilderness Study Area, Chaffee County, Colorado...Chaffee County, Colorado. (Mineral resources of wilderness study areas South-Central Colorado; ch. C)...Mines and mineral resources Colorado Browns Canyon Wilderness. 2. Geology Colorado Browns Canyon Wilderness |  | | Report (issue) | | THE PO&T WELLS GOLD~LODE DISTRICT. By B. L. JoKNsoN. INTRODUCTION. SCOPE OJI' REPORT. The object of...of the Port Wells district. Before the geology and mineral resources of the district are considered a...economic development of the mineral deposits of the district will be given. This will be followed by a description...WORX IN '1'lllll DISTRICT. The earliest rocordect exploration o{ the Port Wells district was made in June... 196 MINERAL llESOUllCES O.F ALASKA, 1913, district. In the following year (1899) the H&ITiman Ala |  | | Report (issue) | | Mineral Consultant, 695 South Ogden Street, Denver, Colorado 80209, U.S.A. Harold F. Bonham, Jr., University...Nevada 89557-0088, U.S.A. Eiji Izawa, Department of Mining, Faculty of Engineering, Kyushu University 36,...Fluid-inclusion and geochemical studies at the Emperor gold mine, Fiji; Unpub. Ph.D. dissertation, University of...S.A., 72 p. Ashley, R. P., 1974, Goldfield mining district, jLn Guidebook to the geology of four Tertiary...metals in silicified rocks of the Goldfield mining district, Nevada: U.S. Geological Survey Professional |  | | Report (issue) | | Platinum Iron Nickel-Iron Arsenic Bismuth GOLD Au. Golden-yellow to pale yellow. Luster metallic. Opaque...figures in Bulletin 140. Lode deposits Cochise County-Warren (Bisbee) and Turquoise districts, with ores...silver, and lead. Tombstone district, with lead-silver ores. Pearce district, with silver ores. Dragoon...Dragoon Mountains, Manzoro district. Dos Cabezas Mountains, Dos Cabezas and Teviston districts. Huachuca Mountains...Mountains. Swisshelm Mountains. Gila County-Globe-Miami district, with ores of copper and silver. Dripping |  | | Book (edition) | | McDonald Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones...used mining districts as part of the locality description. These political and geographic district names...with a more descriptive term, metallic mineral district. This term shows the geochemical and mineralogical...reader to learn more about the geology of the district and to possibly predict the minerals that could...districts. Where possible, the metallic mineral district for each mineral locality is given for the mineral |  | | Book (edition) | | Muineralogy of Arizona Stope in oxide ore, Copper Queen mine, Bisbee. These old workings were probably mined...his co-authors. A graduate of Michigan College of Mining and Technology (now Michigan Technological University)...a member of the faculty of Michigan College of Mining and Technology for three years, leaving that position...noted for computer applications in geology and mining engineering. The authors and publisher express...permission to reproduce the Map and Index of Arizona Mining Districts. Carleton B. Moore, Peter R. Busek, and |  | | Book | | milky quartz stems. Denny Mountain area of King County. Specimen from the collection of Cary A. Maykut...DESCRIPTIONS 21 ABBREVIATIONS 24 GLOSSARY 25 COUNTY INDEX OF MINERAL OCCURRENCES 29 MINERAL DESCRIPTIONS...(using a code explained on page 21) and a county by county list mentioning the nature of their occurrence...Monuments prohibit all collecting. state, county and city parks usually prohibit collecting. Please spare...LENSES IN CARBONATE ROCKS Galena, marcasite, sphalerite, calcite, quartz, barite, pyrite,chalcopyrite |  | | Book (edition) | | Wu!fenite. Red Cloud mine, Si/district, Trigo Mountains, La Paz County, Arizona. Smithsonian Institution...and Second Editions PART 2 HISTORY OF ARIZONA MINING AND MINERALOGY The Prehistoric Period 20 Arizona...Deposits 63 The Bisbee District, Cochise County 64 The Tombstone District, Cochise County 70 The Mammoth-St...Mammoth-St. Anthony Mine, Tiger, Pinal County 78 Uranium and Vanadium Deposits 80 Monument Valley 81 - • Vll...Breccia Pipes 87 Pegmatites 88 "Mine Fire" Minerals, United Verde Mine, Jerome Arizona Meteorites PART |
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