 | | Report (issue) | | Geology and Ore Deposits ofthe Summitville District San Juan Mountains Colorado By THOMAS A. STEVEN and JAMES...PAPER 343 Prepared in cooperation with the Colorado Metal Mining Fund Board UNITED STATES GOVERNMENT PRINTING...Chemical composition_-_______----_---_-_-_Fisher quartz latite_______________-_ _---_------Lower member..._____________________ Quartz latitic lavas and intrusive rocks. Quartz latites east of Park Creek.____ Quartz latites...latites underlying Cropsy Ridge . Quartz latites near South Mountain.... Petrography _______________________ |  | | Report (issue) | | FRAMEWORK AND ENVIRONMENTAL GEOLOGY OF THE SUMMITVILLE, COLORADO ACID-SULFATE MINERAL DEPOSIT By J.E. Gray1................ 1 GEOLOGICAL FRAMEWORK OF THE SUMMITVILLE DEPOSIT................... 2 Structure............................... 10 Evolution of the Summitville hydrothermal system............ 11 ENVIRONMENTAL...ILLUSTRATIONS Plate 1. Geologic map of the Summitville open-pit highwall..............................cross-section of the Summitville area........ 22 Figure 3. Siliceous sinter from the Summitville area........ |  | | Journal (article/letter/editorial) | | 1994, pp. 1906-1923 GeologyandGeochemistry of Summitville,Colorado'An EpithermalAcid SulfateDepositin a...Geologicstudiesduringrecentopen-pitminingat Summitville,Colorado,haveprovided newinformationonanepitherm...volcanicdomerockandconsists of vuggysilica(central), quartz-alunite,quartz-kaolinite, argillic,andpropylitic(distal)zones...geologicmappingin the openpit, indicatethat vuggysilica,quartz-alunite,andquartz-kaolinite alteredrockconstitutemostof...ostof the Au ore.Vuggysilicaaveraged2.4 ppmAu, quartz-alunite averaged1.2 ppmAu, andquartz-kaolinite |  | Bethke, Philip M., Rye, Robert O., Stoffregen, Roger E., Vikre, Peter G. (2005) Evolution of the magmatic-hydrothermal acid-sulfate system at Summitville, Colorado: integration of geological, stable-isotope, and fluid-inclusion evidence. Chemical Geology, 215 (1) 281-315 doi:10.1016/j.chemgeo.2004.06.041 | Journal (article/letter/editorial) | | magmatic-hydrothermal acid-sulfate system at Summitville, Colorado: integration of geological, stable-isotope...20192, U.S.A. U.S. Geological Survey, Denver, Colorado 80225, U.S.A. c 305 Swissvale Avenue, Pittsburgh...U.S.A. b Accepted 1 June 2004 Abstract The Summitville Au–Ag–Cu deposit is a classic volcanic dome-hosted...high-sulfidation deposit. It occurs in the Quartz Latite of South Mountain, a composite volcanic dome...along the coincident margins of the Platoro and Summitville calderas at 22.5F0.5 Ma, penecontemporaneous |  | | 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 (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 (volume) | | 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 |  | | Map | | resource map 24 Mining Districts and Prospect Areas in New Mexico by Virginia T. McLemore edited by...New Mexico Institute of Mining and Technology Socorro, New Mexico 2017 Mining Districts and Prospect...Resources Nelia Dunbar, Director and State Geologist Mining Districts and Prospect Areas in New Mexico by Virginia...Maureen Wilks A division of New Mexico Institute of Mining and Technology Dr. Stephen G. Wells, President...1800s from 246 mining districts and prospect areas (excluding coal, oil and gas). Today, mining is still an |  | | Report (volume) | | 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...possibly contain as much as 136,500 metric tons of copper, 17 metric tons of gold, 223,000 metric tons of |  | | Report (volume) | | Intrusive Rocks ana Associated Ore Deposits in the Colorado Mineral Belt U.S. GEOLOGICAL SURVEY BULLETIN... Alaska Rm. 101,4230 University Dr. LAKEWOOD, Colorado Federal Center, Bldg. 810 MENLO PARK, California...Intrusive Rocks and Associated Ore Deposits in the Colorado Mineral Belt By Charles G. Cunningham, Charles...understand the temporal and spatial evolution of the Colorado Mineral Belt UNITED STATES GOVERNMENT PRINTING...intrusive rocks and associated ore deposits in the Colorado Mineral Belt / by Charles G. Cunningham ... [et |  | | Map | | silver and/or gold have been identified in 153 mining districts or prospect areas of New Mexico. Production...include the placer, volcanic-epithermal, supergene copper-uranium (silver), and Great Plains Margin types...(leadmanganese ), lead-zinc and copper skarn, Laramide vein, and prophyry-copper types. Late Paleozoic to early...early Mesozoic deposits include the sedimentary-copper type and possibly some of the Permian Mississippi...basemetal mining include the carbonate-hosted lead-zinc, copper skarn, and porphyry-copper types. Introduction |  | | Report (issue) | | aspects of the SierritaEsperanza copper-molybdenum deposit, Pima County, Arizona, in Jenney, J. P., and...Hauck, H. R., eds., Proceedings of the porphyry copper symposium: Arizona Geological Society Digest, v... 1939, Geology of the Lead Mountain area, Pima County, Arizona [M.S. thesis]: Tucson, University of Arizona..., 1920, The southern section of the Amole mining district: Arizona Bureau of Mines Bulletin 106, p. 19-25...Report on the Loma Prieta mine (copper and molybdenum), Copper Basin, Yavapai County, Arizona: U.S. Geological |  | | Journal (article/letter/editorial) | | 1961, pp. 916-940 GEOLOGY AND ORIGIN OF IN COPPER W. P. JOHNSTON MINERALIZED BASIN, BRECCIA PIPES...ABSTRACT The Copper Basin district, Yavapai County, Arizona, contains a "porphyry copper"type copper-molybdenum...closelyassociatedwith quartz monzoniteand quartz monzoniteporphyry units. Mineral depositsof the district have a rough...rough zonal arrangement with copper-molybdenum mineralization in the center surrounded by an aureole of...movedin the conduit,gradually enlargingthe pipe. Quartz later precipitatedfilling all of the open space |  | | Report (issue) | | and Range province and several small base-metal mining areas UNITED STATES GOVERNMENT PRINTING OFFICE...-____________.__ Age and correlation.____________________ Copper Creek Granodiorite__________________ Lithology...effects of Copper Creek Granodiorite______---____--__-_-----------__Alteration of Copper Creek Granodiorite-__...effects of Santa Teresa Granite___ Goodwin Canyon Quartz Monzonite__________ Lithology-_____________________________...____________ Contact effects of Goodwin Canyon Quartz Monzonite_ _ _________________________ Galiuro |  | | Report (volume) | | 74, Ph miles east of Dutchtown, Cape Girardeau County, Mo. Type section cut by northtrending fault with...stream in NEIA sec. 33, T. 16 N., R. 14 E, Wayne County. Named after village of Abington, about 3 miles...Cordillera Central. Overlies Cotorro Tuff except east of Rio Toro Negro, where it overlies Malo Breccia. Grades...Named for Adam Peak in Osgood Mountains, Humboldt County. Occupies belt about 21f2 miles long on western...Portlandian) age. Mapped around Adobe Flat in Stanislaus County. Well exposed west of Wilcox Ridge in sec. 23, |  | | Report (issue) | | Trip 17: Bagdad, Bruce/Old Dick, Copper Basin, Bradshaw Mountains October, 1994 Bootprints Along the...the Cordillera Porphyry Copper Deposits from Alaska to Chile Dear Field Trip Participants: On behalf...of the Arizona Geological society, society for Mining, Metallurgy and Exploration Inc., and the U. s...We also want to thank collectively, all of the mining companies and staff who graciously allowed us to...Co-Chairmen October 2, 1994 AGS FIELD TRIP TO BAGDAD, COPPER BASIN, AND THE BIG BUG STOCK Field Trip Leaders: |  | Keith, S.B., Schnabel, Lorraine, DeWitt, Ed, Gest, D.E., Wilt, Jan (1983) Map, description and bibliography of the mineralized areas of the Basin and Range Province in Arizona. Open-File Report Vol. 1983 (84-86) US Geological Survey doi:10.3133/ofr8486 | Report (issue) | | Arizona 85044 2U.S. Geological Survey, Denver, Colorado 80225 Arizona Bureau of Geology and Mineral Technology...Arizona that contain any of the following elements; copper, lead, zinc, molybdenum, iron, manganese, barium...produced ore (Keith and others, 1983), (2) have mine workings to suggest past production, (3) are described...unpub. data), or (5) have been investigated by mining companies who have documented the presence of mineralized...Area may not be the same as the conventional Mining District name from older literature for the same geographical |  | | Report (issue) | | '1030571 04 M030562 04 M030563 04 '1030584 04 CouNTY DEPosir 'ostHP +litire LAtiroOE ♦ Looroae 28N... wA A 7 PROSPECT 15N 02E 27 MU AMOLE DISTRICT BANNER DISTRICT BLUE HELL GROUP 19N 215W 101 35-03-A wA...CUA AG BORIANA MINE 18N 115W 118 34-56-154 113-54-53W CATALINA DISTRICT CATALINA DISTRICT CHILDS-ALOWINKLE...CHILDS-ALOWINKLE HUN CINNABAR MINE 02N I14-19-18w 09 33-32-154A CUPRITE MINI 175 16E 28 31-55-314 110-42-30w CU AG...35 35-25-254 114-10-31W AU AG MO V EMPIRE MINE ESPERANZA MINE GROUP 185 12E SO.31-52-204 111-08-08W PB |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Book | | hyro0O00unse_o9n3 GEOLOGY OF THE PORPHYRY COPPER DEPOSITS Southwestern North America oe ‘ ”...MohBy yy a i; ¢ ¢ ¢ GEOLOGY OF THE PORPHYRY COPPER DEPOSITS Southwestern North America Edited by...Editors. SPENCER . . R. TirLey has worked as a mining geologist in the western United States in both...research related to many of the problems of porphyry copper deposits. He is a fellow of the Geological Society...Engineers. He did his undergraduate work at the Colorado School of Mines and earned the doctorate from |  | Ratte, James Clifford, Gaskill, D.L., Eaton, G.P., Peterson, D.L., Stotelmeyer, R.B., Meeves, H.C. (1972) Mineral resources of the Gila Primitive area and Gila Wilderness, Catron and Grant Counties, New Mexico. Open-File Report Vol. 1972 (72-306) US Geological Survey doi:10.3133/ofr72306 | Report (issue) | | Wilderness looking northeast from Leopold Vista, Catron County, N.Mex. (1) Nabours Mountain, (2) Wilcox Peak,...INTERIOR GEOLOGICAL SURVEY FEDERAL CENTER. DENVER. COLORADO 80225 Mineral Resources -Wilderness Studies December...INTERIOR GEOLOGICAL SURVEY FE"DF.:RAL CENTER. DENVER. COLORADO 80225 Minera) Resources--Wilderness Studies December...andesitic flows of Gila Flat--·----- 71 Cooney Quartz Latite--------------------------- 72 ( Contents--Continued... 230 silver, and tellurium-~--------~------ Copper, molybdenum, zinc, lead and rna nganes e------- |  | | Report (volume) | | Rm G-84 DENVER, Colorado--Federal Bldg., Rm. 169, 1961 Stout St. LAKEWOOD, Colorado-- Federal Center...epithermal quartz-alunite Au, by Byron R. Berger 155 158 Grade and tonnage model of epithermal quartz-alunite...clastic sedimentary rocks 29a Descriptive model of quartz pebble conglomerate Au-U, by Dennis P. Cox 29b...low-sulfide Au-quartz veins, by Byron R. Berger 239 Grade and tonnage model low-sulfide Au-quartz veins, by...grades of synorogenic-synvolcanic Ni-Cu deposits 30 Copper grades of synorogenic-synvolcanic Ni-Cu deposits |  | | Report (volume) | | crystalline rocks Maine 1. Rocks from Aroostook 'County 2. Miscellaneous rocks5 v New Hampshire 5 Vermont...rocks New Jersey Pennsylvania Maryland and the District of Columbia 1. Peridotite and pyroxenite 2. Gabbro...Carolina Georgia Kentucky 1.. Elliott County dike 2. Crittenden County dike Tennessee Missouri Arkansas Oklahoma...1. Marquette region, Michigan 2. Crystal Falls district, Michigan 5 3. Keweenaw Point, Michigan 4. Menominee...Upper Quinnesec Falls Schist from the Aragon iron mine Page. 5 15 5 18 5 24 5 25 5 25 5 25 5 26 26 5 27 |  | | Book (edition) | | to civilization. . . it is clear that 1825 mining opened the West- . —Charles W. Henderson, 1933...Highlights in the history of New Mexico mineralogy and mining 3 5 Prehistoric utilization of minerals New...SUBDISTRICTS, CAMPS, ETC. 569 BIBLIOGRAPHY 597 MAP: Mining Districts of New Mexico in pocket II. PREFACE...highlights in the his- New Mexico mineralogy and mining— including a section on the prehistoric utilization...edition, 1892. A. H. Fay (1920) A glossary of the mining and mineral industry. R. E. Grim (1953) Clay |
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