 | Foley, Nora K., Caddey, Stanton W., Byington, Craig B., Vardiman, David M. (1993) Mineralogy, mineral chemistry, and paragenesis of gold, silver, and base-metal ores of the North Amethyst vein system, San Juan Mountains, Mineral County, Colorado. Professional Paper 1537. US Geological Survey doi:10.3133/pp1537 | Report (issue) | | Mineralogy, Mineral Chemistry, and Paragenesis of Gold, Silver, and Base-Metal Ores of the North Amethyst...Amethyst Vein System, Sari Juan Mountains, Mineral County, Colorado U.S. GEOLOGICAL SURVEY PROFESSIONAL...Alaska-Rm. 101, 4230 University Dr. • LAKEWOOD, Colorado-Federal Center, Bldg. 810 • MENLO PARK, California-Bldg...SPACE CENTER, Mississippi-Bldg. 3101 Mineralogy, Mineral Chemistry, and Paragenesis of Gold, Silver, and...Amethyst Vein System, San Juan Mountains, Mineral County, Colorado By NORA K. FOLEY, STANTON W. CADDEY, CRAIG |  | | Report (volume) | | 1420 Mineral Resources of the La Garita Wilderness, San uan Mountains, Sout iwestern Colorado By THOMAS... SURVEY BULLETIN 1420 An evaluation of the mineral potential of the area UNITED STATES GOVERNMENT...Garita Wilderness, San Juan Mountains, southwestern Colorado. (Studies related to wilderness wilderness areas)...Supt.ofDocs.no.: 119.3:1420 1. Mines and mineral resources Colorado La Garita Wilderness. I. Bieniewski,...survey these wilderness areas to determine the mineral values, if any, that may be present. The act also |  | | Journal (article/letter/editorial) | | 2014 Creede The last Wild West Silver Mining Camp in Colorado T he Creede mining district, located...and rugged San Juan Mountains of southwestern Colorado. Although silver was discovered in the area in...cause much excitement until 1889 when Nicholas C. Creede and his two partners found rich silver ore near...Amethyst, Last Chance, Commodore, and Bachelor. The mining encampment grew from a small settlement to a town...gravitated to mining boom towns. In 1890 the settlement was unofficially named Creede (Mumey 1949) in |  | | Thesis/Dissertation | | TDfl SbQ AEEAL GEOLOGY OF 0?HS CREEDE DISTRICT, COLORADO. By ' X ESEBR S* H B LARSEIT. S...Approved: The Areal Geology of The Greede Mining District, Esper 3. Larson. COKTEIIT3 Chapter I...volcanic series 22 Lower division Upper division The Creede formation The llacXenzie 26 .'-.fountain quartz...Megascopic. Microscopic, Outcrops and Weathering. Equity quarts 1 at its. General character and occurrence...Megascopic Microscopic Weathering and outcrops Creede Formation Chapter V. Name, general nature, and |  | | Report (volume) | | 718 GEOLOGY AND ORE DEPOSITS OF THE ' CREEDE DISTRICT, COLORADO BY WILLIAM H. EMMONS AND ESPER S. LARSEN................................................. Mining and treatment of ores.......................................................................... Creede formation........................................III. Rocks of the Alboroto group Continued. Page. Equity quartz latite....................................58 58 59 59 59 59 59 60 CONTENTS. Chapter V. Creede formation..................................... |  | | Journal (issue) | | LILLIE COLLECTION of Illinois Minerals TOM WOLFE Calcite Collection DR. ART SOREGAROLI Collecion Mindat...Find your OwnAgate Collecting around Kremmling Colorado Morocco - The Country, The People and...Agates...Mindat.org Agates and Associated Minerals of Creede Colorado By Philip Persson PerssonRareMinerals.com ...information ranging from listing mineral localities, facts about mineral species, photographs of worldwide...to typical reference specimens), photographs of mineral localities (both modern and historical), publication |  | | Report (issue) | | organization is carrying on for the direct advancement of mining interests throughout the country than can readily...two parts, the second part comprising papers on mineral fuels. These volumes for 1906, 1907, 1908, 1909...GOLD LODES OF THE CARRVILLE DIS TRICT, TRINITY COUNTY, CALIFORNIA. By DONALD FRANCIS MACDONALD. INTRODUCTION...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 |  | | Report (issue) | | Control of Ore Deposition in the Creede District San Juan Mountains Colorado GEOLOGICAL SURVEY PROFESSIONAL...487 Prepared in cooperation with the Colorado State Metal Mining Fund Board Geology and Structural Control...Control of Ore Deposition in the Creede District San Juan Mountains Colorado , By THOMAS A. STEVEN and JAMES...487 ·Prepared in cooperation with the Colorado State Metal Mining Fund Board UNITED STATES GOVERNMENT...Fisher Quartz La ti te ___________________________ _ Creede Formation _____________________________ _ Surficial |  | | Journal (issue) | | Dunn, P. B. Leavens and C. Barnes Memoirs of a mineral collector — part I I I ..........................Dunn Inesite, a new U.S. occurrence near Creede, Mineral County, C o lo ra d o ..........................austinite, and plumbian conichalcite from La Plata County, Colorado ............................................ 38 by R. Cobban Metamict minerals at the Bemco mine near Cranberry Lake, New Jersey ..................Arizona, a major western focal point for mining and mineral collecting activity, not to mention the sunny |  | | Report (issue) | | S.A. Carl E. Nelson, Mineral Consultant, 695 South Ogden Street, Denver, Colorado 80209, U.S.A. Harold...Nevada 89557-0088, U.S.A. Eiji Izawa, Department of Mining, Faculty of Engineering, Kyushu University 36,...hydrothermal systems that was part of the Symposium on Mineral Deposit Modeling, held December 5-14, 1985, in...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 |  | | Journal (article/letter/editorial) | | net Inesite Wessels Mine, Northwest of Kuruman, Kalahari Manganese District Cape Province, South Africa...Australia; Hale Creek mine, Trinity County, California; Kalahari manganese district, Cape Province, South...Fengjiashan mine, Hubei Province, China. Of these, the Wessels mine within the Kalahari manganese district has...stunning rhodochrosite that came from the same district. From a Historic Perspective Because inesite was...by Adolf Schneider in 1887. Manganese ore from a mine near Nanzenbach, Hesse, Germany, yielded short prismatic |  | | 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) | | Scientific and Cultural Organization (UNESCO) Mineral Deposit Modeling Program workshop Hydrothermal...1986, Geology and development of the Hishikari mine: Mining Geology, v. 36 (2), no. 196, p. 117. Adams,...Fluid-inclusion and geochemical studies at the Emperor gold mine, Fiji: Unpub. Ph.D. dissertation, University of...46, p. 9-24. Ashley, R. P., 1974, Goldfield mining district, in Guidebook to the geology of four Tertiary...deposits, in Erickson, R. L., ed., Characteristics of mineral deposit occurrences: U. S. Geological Survey Open-File |  | | Corporate Document | | Vancouver, BC Coeur d’Alene, Idaho Midas Elko County, Nevada Casa Berardi Montanore Libby, Montana...Hollister Elko County, Nevada Winnemucca, Nevada Reno, Nevada Hatter Graben Elko County, Nevada Aurora...Aurora Mineral County, Nevada Monte Cristo Esmeralda County, Nevada Fire Creek San Juan Silver Creede, Colorado...Colorado Lander County, Nevada operating mine/mill pre-development project exploration project corporate...EBITDA(1) (millions) $ $ Founded in 1891, Hecla Mining Company (NYSE:HL) is a leading low-cost U.S. silver |  | | Report (volume) | | Notes on the gold lodes of the Carrville district, Trinity County, Cal., by D. F. MacDpnald...............preliminary report on the geology and ore deposits of Creede, Colo., by W. H, Emmons and E. S. Larsen.........account of the ore deposits of the Loon Creek district, Idaho, byJ. B.Umpleby................................................. Notes on the Antelope district, Nev., by F. C. Schrader................... Notes...Notes on the northern La Sal Mountains, Grand County, Utah, by J. M. Hill. Survey publications on gold |  | | Journal (article/letter/editorial) | | Reston, VA 22092, USA ‘Physics Department, University of California, Berkeley, CA 94720, USA (Received October...“metamorphic” ( Alleghany ), and “geothermal” (Creede, Salton Sea) aqueous systems. Br/Cl mol ratios...volatiles; and highest (near that of seawater) at Creede ( 1.5-2.1 X 10m3) and Alleghany ( 1.2-2.4 X 10m3)...mol ratios are lowest (near that of seawater) at Creede ( l-14 X 10e6), possibly because organisms scavenged...alkali-Al-silicate mineral buffers at fluid inclusion trapping temperatures at Creede, and large contributions |  | | Report (issue) | | Epithermal System: A Progress Report from Creede, Colorado by Geoffrey S. Plumlee 1 , Paul B. Barton2...Field symposium, Rocky Mountain GSA, in Boulder, Colorado, May, 1987 (Plumlee et al., 1987). Because the...mineralization at Creede, some references in this report to other talks in the series or to district geological...SLIDE LEFT 1 - Schematic representation of the Creede system hydrology, showing where different types...processes in the Creede mineralizing system. The epithermal mineralization at Creede was deposited by |  | | Corporate Document | | 2015 Annual Report Hecla Mining Company was founded in 1891 in North Idaho’s fabled Silver Valley. One...later, it’s the oldest U.S.-based precious metals mining company – and the largest primary silver producer...candle. They’re underground at the original Hecla mine in Burke, Idaho, which yielded more than nine million...this mechanized rock bolter at the Greens Creek mine – dramatically increase not only miner safety, but...resource information, please refer to the Estimated Mineral Reserves and Resources section at the end of this |  | | Report (volume) | | Metadiabase sills in Negaunee Iron-formation near National Mine, Mich., by George C. Simmons ___________________...Lake sill ______________________________ National Mine sill _____________________________ Ash-flow stratigraphy...structures in the San Juan volcanic field, southwestern Colorado, by T. A. Steven, P. W. Lipman, and J. C. Olson...Pony Trail Group in the Cortez Mountains, Eureka County, Nev., by J. Fred Smith, Jr ________________________...metadiabase sills in Negaunee Iron-formation near National Mine, Mich _ 7. Columnar sections of metadiabase sills |  | | Catalog/List | | of Crystallized Gold from the famed Eagle’s Nest Mine in California A superb Crystallized “Leaf” Gold...gemstone Amethyst to come from the famed Four Peaks Mine in Arizona A sharp and complicated Crystallized...Crystallized Silver with Copper from the famed Wolverine Mine in Michigan A “classic” Rhodochrosite with associated...associated Pyrite and Quartz from the Sweet Home Mine in Colorado An unusually massive and extremely colorful...colorful, Smithsonite from the iconic Kelly Mine in New Mexico A ‘gem’ quality specimen Tanzanite crystal in |  | | Corporate Document | | Idaho Midas Elko County, Nevada Winnemucca, Nevada Aurora (mill) Mineral County, Nevada Monte Cristo...Cristo Esmeralda County, Nevada 2017 2018 Lucky Friday Casa Berardi Val d’Or, Québec Val d’Or, Québec... Elko County, Nevada Hatter Graben Elko County, Nevada San Juan Silver Fire Creek Creede, Colorado...Colorado Lander County, Nevada 2019 G O L D R E S E RVES (MAuOz) 2.8 2.7 San Sebastian 2.3 Durango...Durango, Mexico operating mine/mill pre-development project exploration project corporate office 2017 2018 |  | | Book | | Bagby US Geological Survey, Menlo Park, California, USA William Bagby received a Ph.D. in Earth Science from...rocks in the Sierra Madre Occidental, Mexico. His mining industry experience includes porphyry copper exploration...been focused on gold deposits in Nevada and a mineral-resource assessment of Costa Rica. Dr. Bagby has...of Western Mineral Resources. Dr B.R. Berger US Geological Survey, Spokane, Washington, USA Byron Berger...exploration research, he joined the USGS, Office of Mineral Resources in 1977. His industrial experience focused |  | | Corporate Document | | remarkable 130 1891–2021 HECLA MINING COMPANY 2020 ANNUAL REPORT A remarkable year: A relentless...decades of success to come. FOUNDED IN 1891, HECLA MINING Greens Creek (Ag, Au, Pb, Zn) COMPANY IS THE...PRE-DEVELOPMENT PROJECTS IN Midas (Au) Elko County, Nevada WORLD-CLASS MINING DISTRICTS THROUGHOUT NORTH AMERICA...(Au) Elko County, Nevada San Juan Silver (Ag, Pb, Zn) Mineral County, Nevada Esmeralda County, Nevada...Nevada Casa Berardi (Au) Elko County, Nevada Aurora (Au) Monte Cristo (Au) Opinaca/Wildcat (Au) James |  | | Journal (issue) | | ISSUE 06 • JUNE 2020 CAPTIVATED BY CREEDE Evolution of a Silver-Mining Boomtown METAMORPHIC INDEX MINERALS... 50 NO. 06 • JUNE 2020 10 SILVER MINING SURVIVOR Creede Colorado Navigates Economic Transition While...20 SOUTHWEST SUMMER Exploring San Juan Mountain Mining History 50 FIELD TRIP FOCUS Making Memories and...Serras-Herman REGULAR COLUMNS Witness to Morocco’s Modern Mining Rush Field Notes ...............................about the Polka Dot Mine in Central Oregon, information about connecting with the mine via Facebook was |  | | Corporate Document | | Esmeralda County, Nevada Creede, Colorado San Sebastian Durango, Mexico operating mine pre-development...resource information, please refer to the Estimated Mineral Reserves and Resources section at the end of this...which gave us 100% ownership of the Casa Berardi mine in Quebec, Canada. HL / 1 “Our success in 2016...FELLOW SHAREHOLDER, In February, the Society for Mining, Metallurgy & Exploration presented Mr. Baker with...Medal for his “significant contributions to the mining industry” and Clayr Alexander, General Manager |
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