 | | Report (volume) | | THE ! UNCOMPAHGRE PRIMITIVE AREA, "OT TTHWESTERN COLORADO - c-t SURVEY BULLETIN 1391-E Mineral Resources...the Uncompahgre Primitive Area, San Juan Mountains, Southwestern Colorado By T. A. STEVEN, P. W. LIPMAN...the Uncompahgre primitive area, San Juan Mountains, southwestern Colorado. (Studies related to wilderness...19.3-.1391-E 1. Mines and mineral resources Colorado San Juan Mountains. I. Steven, Thomas August, 1917-...Uncorhpahgre Primitive Area, San Juan Mountains, southwestern Colorado, and some adjoining national forest |  | | Report (volume) | | the Mount Wilson Quadrangle Western San Juan Mountains Colorado By CALVIN S. BROMFIELD GEOLOGICAL SURVEY...Tertiary_ _ _ _ ___ ____________ __ __ _____ _____ San Juan Formation___________________________________...______________________________ Wilson Peak and Ophir stocks___________________________________ ~icro...major intrusive rocks to igneous rocks of western San Juan Mountains_____________________________________...Comparison of eastern San Miguel Mountains with laccolithic centers of the Colorado Plateau___________________________ |  | | Book | | AN EMPIRE SILVER $7.50 Coloradoās San Juan Silver Rush was one of the most colorful, unique, and interestĀ¬... Often'called the āSwitzerland of America,ā the San Juans boast of more fourteen-thousand-foot peaks...the Sherman Silver PurĀ¬ chase Act was repealed, soundĀ¬ ing the death knell of pure silver camps all over...cases, some San Juan (Continued on back flap) DATE DUE 1. San Juan region, Colo.āHist. Colorado. i. Title...Title. 2. Silver mines and miningā F782.S19B7 973.838 T.ilmirv of Congress A . (>.Ā» 759 , 1SGG5 |  | | Report (issue) | | Flats Wilderness Study Area, western San Juan Mountains, Colorado* by Ken Hon, Dana J. Bove, and V. J...S. Geological Survey, Federal Center, Denver, Colorado, 80225 STUDIES RELATED TO WILDERNESS Bureau...(CO-030-217), Ouray and Hinsdale Counties, Colorado. SUMMARY The western San Juan Mountains, including the American...south-central Colorado during Oligocene and Miocene time. The earliest volcanic activity in the western San Juan...the largest of these centers is the Uncompahgre-San Juan caldera complex and the associated Silverton |  | | Report (volume) | | --------------------------- Rowley or Reliance mine, by J. A. ~acKallor_____________ PimaCountY----...claims_______________________________________ Pinal County _________________________ ------- ______ -----__...-----__ Santa Cruz CountY---------------------------------------Santo Ni:iio mine, by D. H. Kupfer__...____ Yavapai CountY----------------------------------------------Copper Basin district _______ ------...--------------__ Commercial mine ______ ------------------------------__ Copper Hill mine __________ -------- |  | Bove, Dana J., Hon, Ken, Budding, Karin E., Slack, John F., Snee, Lawrence W., Yeoman, Ross A. (2001) Geochronology and geology of late Oligocene through Miocene volcanism and mineralization in the western San Juan Mountains, Colorado. Professional Paper 1642. US Geological Survey doi:10.3133/pp1642 | Report (issue) | | Volcanism and Mineralization in the Western San Juan Mountains, Colorado U.S. Geological Survey Professional...Volcanism and Mineralization in the Western San Juan Mountains, Colorado By Dana J. Bove, Ken Hon, Karin E. Budding...volcanism and mineralization in the western San Juan Mountains, Colorado / by Dana J. Bove ... [et al.]. p. cm.... 3. GeologyāSan Juan Mountains (Colo. and N.M.). 4. GeologyāColorado. 5. VolcanismāSan Juan Mountains... Figures 1. 2. 3. 4. Map of the San Juan volcanic field, Colorado, showing location of Oligocene calderas |  | | Report (volume) | | Wilderness Study Area, Ouray and Hinsdale Counties, Colorado U.S. GEOLOGICAL SURVEY BULLETIN 1715-A W* ,...Wilderness Study Area, Ouray and Hinsdale Counties, Colorado By KEN HON, V. J. S. GRAUCH, and DANA J. BOVE...RESOURCES OF WILDERNESS STUDY AREASSOUTHWESTERN COLORADO DEPARTMENT OF THE INTERIOR DONALD PAUL MODEL...Counties, Colorado. (Mineral resources of the wilderness study areas southwestern Colorado ; ch. A)(U...and mineral resources Colorado American Flats Wilderness. 2. Geology Colorado American Flats Wilderness |  | | Journal (article/letter/editorial) | | 1895. ESTABLISHED lst5. . PENNSYLVANIA COAL MINING. The accompanying iIlust.rations, from photographs...in connection with the operating of a large coal mine. Although the production of coal in the United States...days. The mine furnishing the subjeet of onr ilIust.rations is in the West Mahanoy district, Schuylkill...system of the 'philadelphia and Reading- Coal and Iron Company. In Fig. 1 is illustrated the clearing of...FBOM TH'B PENNSYLVANIA HOISTING SRUTE. OOAL MINING-BOYS PIOKING OOAL from the hoisting shute and |  | | Journal (article/letter/editorial) | | water level. Site: Arizona's Hillside mine, producer of gold, silver, lead, and zinc. The source of the... found at the Hillside mine at the same time. (Editor's Note: The above mine is at Hillside, Yavapai...item as follows: Magnetite, important in making pig iron and steel, is going to be mined quantitatively at...000 and 150,000 tons of ore. Magnet Iron Co., will do the mining and plans to produce a minimum of 500...12, 1950. (Editor's Note: Magnet Cove, in Hot Springs Co., Ark., is one of the world's great mineral |  | | Journal (issue) | | leatures Cleare High Ffficien cy g Clear Se - ~~ COLORADO fr ā = Power Close abra Power Say; R ...and abrasives-pump! g Denver, has served the mining industry in the Rocky Mountain area for over 30... AND APPLICATIONS & DREDGE IN THE MAJOR MINING PUMPS PROTECTED CENTERS OF THE WORLD Henlyof...slugging away on the roughest kind of job. Pushing iron ore into conveyor belts for loading into gondolas...production tomorrow. Caterpillar Tractor Co. Ā© San Leandro, Calif.; Peoria, Ill. Liddicoat chip-action |  | | Report (volume) | | CHARLES D. WALCOTT, DIRECTOR A GAZE~?TEER OF COLORADO BY HEN.R Y GANNETT WASHINGTON GOVERNMENT PRINTING... _A GAZETTEER OF COLORADO. By HENRY ' GANNET,T. GENERAL DESCRIPTION. Colorado is_situated about midway...GAZETTEER OF COLORADO. through the Park Range on its way to join Green River, forming the Colorado. Middle...West of the Sangre de Cristo Range is the great San Luis VaJley, which extends nearly from Arkansas River...altitude from 7,000 to 8,000 feet. West of San Luis Valley rise the San Juan Mountains in which head Rio Grande |  | | Report (volume) | | values from the ores of copper, zinc, lead, gold, silver, graphite, molybdenum, mercury, etcetera. The Corporation...York, N. Y. San Francisco, California. THE MINES HANDBOOK, 1922 MACHINERY FOR MINE ā¢ MILL SMELTER...Hydraulic TurbinpM MILWAUKEE, Metallurgical Machinery Mining Machinery Perforated Oil l-:imini-- Metals I'liiiiliini:...are getting the most in service from Worthington mining equipment ā :the most from the standpoint of first...power consumption. Worthington meets needs of the mining industries with a complete line of products, from |  | Lipman, P. W., Fisher, F. S., Mehnert, H. H., Naeser, C. W., Luedke, R. G., Steven, T. A. (1976) Multiple ages of mid-Tertiary mineralization and alteration in the western San Juan Mountains, Colorado. Economic Geology, 71 (3) 571-588 doi:10.2113/gsecongeo.71.3.571 | Journal (article/letter/editorial) | | nandAlteration in the WesternSanJuanMountains,Colorado PETERW. LIPMAN, FREDERICKS. FISHER, HARALDH. ][VIEHNERT...THOM^S A. STEVEā¢ Abstract Ore depositsin the western San Juan Mountains formed intermittently in middle to...volcanoesand also after formation of the Uncompahgre,San Juan, Silverton, and Lake City calderas. The richest...silicic porphyry. This associationis commonin many mining districtsin the Rocky Mountainsregion. waningstagesof...late Tertiary relatedto the San Juanvolcanic field. Thesetwo majorepochs The San Juan volcanicfield is the |  | | Journal (article/letter/editorial) | | MultistageVein Ores of the Lake City District, Western San Juan Mountains,Colorado John,ā¢ F. SL^CK U.S. Geological...vein ores of the Lake City district, in the western San Juan Mountains, Colorado,have producedapproximately$12...and fluorite. At the Ute-Ulay mine, the largest producerof the district, titis assemblagehas been divided...massiverhodochrosite'and Id, late quartz-carbonate-fluorite.On a district-wide scale,the quartz-basemetal assemblage showsa...the Ute-Hidden Treasure vein systemat the Ute-Ulay mine, from quartzand sulfidesat the southwest end nearestthe |  | | Journal (issue) | | RENEW MY PRESENT SUBSCRIPTION 35 Lost Buckskin Mine BY DEN GALBRAITH 38 How To Travel Like a Travel...WARRIORS OF THE COLORADO By Jack Forbes This is a good up-to-date book on The Colorado River has been...is a less familiar name for the tribes of the Colorado than Photos and illustrations are fine "Yuman...are nailed down, this the lower regions of the Colorado. book, along with most current books It is a splendid...gold hunters will be disappointed. The famed lost mine that keeps Thomas L. Smith's name alive today is |  | | Report (issue) | | the major product (as at Climax and Henderson, Colorado, and Questa, New Mexico), or is a co- or byproduct...XVT XVA XWA XWI XWY ALASKA ARIZONA CALIFORNIA COLORADO GEORGIA IDAHO MAINE MISSOURI MONTANA NEVADA NEW...of the Pine Grove-B la*n Mountain area. Beaver County, Utah: U. S. Geological Survey Open-File Report...wah wah Mountains, Beaver County, Utah (abstract): American Institute of Mining, Metallurgical and Petroleum...deposits of the Mount Antero region, Chaffee County, Colorado: U.S. Geological Survey Bulletin 982-D, p |  | | Book (edition) | | atid aeseae eueneSasehr i ia Bdtit _WYOQMING COLORADO _ LADORE 7C CRAIG r3GRANBY 17d KREMMLING...COEORADORI 2 NEW MEXICO x pec, Inn? UKE) COLORADO TOURS LEGEND NUMBERED TOURS UNNUMBERED TOUR...Gallege COLORADO A Guide to the Highest State WITHDRAWN AWAACK TAY 2 \e Line COLORADO A Guide...Program Projects Administration of the State of Colorado AMERICAN GUIDE SERIES ILLUSTRATED HASTINGS...Note About the New Edition This revision of Colorado, A Guide to the Highest State, brings abundant |  | | Journal (issue) | | MINING WORLD CATALOG, SURVEY & DIRECTORY NUMBER Blue Pages Pink Section Yellow Pages DIRECTORY INDEX...States Mining in 1960 State-by-state report from and MINING to zinc Alaska to Wyoming e 8s Iron Ore...Shipments by mines for 1958, 1959, 1960 B96 Open Pit Mine Production ef 3 Technological ; Advances Tons...Tons mined and stripped & 99 Underground Mine Production from 1955 through 1960 > 101 Geology and...ā==erererr Ofslo(Seep colitetol Mining Open Pit Mining World-Wide Mining Reports Africa-Asia-Caribbean-Europe |  | | Report (volume) | | Mineral Resources of the Uncompahgre Primitive Area Colorado By R. P. FISCHER and R. G. LUEDKE, U.S. GEOLOGICAL...mineral survey in the Uncompahgre primitive area, Colorado. The area discussed in the report corresponds...__,_ '^. _-_ .___>______________________ 35 36 Iron. ________._\.__._._l_.L_.:____i_:,:___--___-_______...and R. G. Raabe_____.__..___ Claim coverage and mine workings._____________________________ Patented..._-____.____-______-____---Relationship of underground mine workings to the primitive-area boundary_ ______ |  | | Journal (volume) | | THESALT LAKE 689388 W G E N I I V N E I R M ... MINING REVIEW Table of Contents , Page 24 Index To Advertisers...SALT LAKE CITY , UTAH Il f 2 THE SALT LAKE MINING REVIEW , APRIL 15, 1915. Products of the Experience...attention than to OTHERBRANCH the Engineering and Mining Trade.BUSINESS Carrying a dowe full line give in...engineering practice . Write forour new Catalog L. MINE & SMELTER SUPPLY CO., Agents REVERE RUBBER CO....CHICAGO NEW ORLEANS SAN FRANCISCO KANSAS CITY. MO . Glant Belting THE SALT LAKE MINING REVIEW , APRIL 15 |  | | Report (issue) | | Geology and ore deposits of east Shasta copper-zinc district, Shasta, California: U.S. Geological Survey Professional...Quadrangle, Washoe County, Nevada: Nevada Bureau of Mines and Geology unpublished mining district file, no. 318...Geology of the Engles and Superior Mines, Plumas County, California: University of California Publications...Nevada Bureau of Mines and Geology, unpublished mining district files, no. 35, item 15, 8p. Archbold, N.L....Nevada Bureau of Mines and Geology, unpublished mining district files, no. 193, item 1-12, 12p., map scale |  | | Report (volume) | | the Jarbidge Wilderness and Adjacent Areas, Elko County, Nevada By R. R. COATS, R. C. GREEN, and L. D....Wilderness and certain adjacent study areas, Elko County, Nevada. CONTENTS Page Summary ___________...--------------------------------------Gold and-silver ----------------------------------------------...---------------------------------------Gold and silver ----------------------------------------------...-----------------------------------------------Mining claims --------------------------------------- |  | | Journal (issue) | | faceting & lapidary needs! Lapidary Equipmentā¢ Silver & Gold Filled Wire & Sheetā¢ Jewelry Making Equipment...Sterling and Pearl Pendant Freshwater gems fit this silver frame like peas in a pod; by Diane Prokop 34 ...G . 58 The Future of Leadville, Colorado A metal-mining district turns to tourism; by Steve Voynick...bezel of 30 gauge silver cut to about 3 mm high and soldered it to a base of 24 gauge silver. I trimmed the...PYRITE lb SUNS, ā¢ Illinois $6 00 3 4 112 METEORITE - Iron (hit of 1516), China : Ā· ā¢ ' size Inv. #70098 ā¢ |  | | Report (chapter) | | Science, University of Oklahoma, Norman, OK 73019, USA *Correspondence: mike.johnston@xtra.co.nz Abstract:...historical places and ancient centres of development in mining, sciences and culture are held at the same time...in China, two in Japan Two each in Canada and the USA Both in Brazil All in eastern Australia 5 2 2 1...the Pacific Ocean, including New Zealand and the USA. For the 2013 Manchester meeting (held within the...fieldā. The post-Congress excursion in the Lake District was devoted to āRuskinās geologyā, which matched |  | | Journal (issue) | | .........ā¢.....ā¢..ā¢.ā¢ā¢.. 25,978,000 28,707,000 Silver (recoverable content of ores) ......... 6,000 6...foremost meta I-mining operation, the Hanna Mining Company's nickel mine at Riddle, Douglas County, was in production...production throughout the year. The mine and smelter constitute the only nickel production in the United...placer ground on Pine Creek in northeastern Baker County in midyear and continued until shut down by weather...boulders and the great depth to bedrock prevented mining for many years until heavy equipment was available |
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