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| CIRCULAR 215 URANIUM IN THE METAUMINING DISTRICTS OF COLORADO UNITED STATES DEPARTMENT OF THE INTERIOR Douglas...SURVEY CIRCULAR 215 URANIUM IN THE METAL-MINING DISTRICTS OF COLORADO By R. U. King, B. F. Leonard, F. B....Washington 25, D. C. URANIUM IN THE METAL-MINING DISTRICTS OF COLORADO By R. U. King, B. F. Leonard, F. B....showing the distribution of uranium deposits in Colorado. Relation of pitchblende deposits to bostonite...bostonite dikes in the Front Range mineral belt, Colorado .......................... Relation of pitchblende |
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| International University] at 22:16 23 December 2014 Gold mining is not romantic, it is dirty, and it is very hard...played out on a daily basis in opening the Colorado mining frontier, however, are very much the stuff...generation had seen an Colorado showing the Colorado mineral belt and the location of the mining districts discussed...1940; Elliot West 1997, verbal com.). scope of this mining economy. There simply was no other ecoThe initial...of 1858 were nomic force to compare with that of mining during the first all made along streams on the |
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| Geology of the Idaho Springs District Clear Creek and Gilpin Counties, Colorado GEOLOGICAL (=) I o 00...of the Idaho Springs District Clear Creek and -i ;i ?i Gilpin Counties, Colorado By ROBERT H. MOENCH and...____ Mines and prospects in the Idaho Springs district ________________ Previous studies.___________..._________ __________________________________ Sphalerite. _________.__ -_______---_-_-____________'___-_--Galena...pocket] PLATE 1. Map of the Idaho Springs district, Colorado, showing location of mines and distribution |
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| Geology of Uranium Deposits in the Front Range, Colorado By P. K. SIMS and D. M. SHERIDAN With sections...mines_______________________________________ Boulder CountY----------------------------------~-----------Jamestown...Generalfeatures--------------------------------------Blue Jay mine, by R. U. King__________________________ Fair Day...mine________________________________________ Nations Treasure mine, by R. U. King___________________ Victory group...Description of principal mines-Continued Boulder County-Continued Other areas __________________________ |
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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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| 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...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |
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| . . . . . . . . . . . . . . . . . 1 Chapter I. Mining Districts of Counties and the State of Utah. .... . . . . . . . . . . . . . . . . . . . . . . 1 County Listings. . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . 1 Chapter II. Mining Districts of Utah . . . . . . . . . . . . . . .... . . . . . . . 4 Mineral Localities Listed by County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 7 Beaver County . . . . . . . . . . . . . . . . . . . . . . . |
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| Deposits Of the Lawson-DumontFall River District Clear Creek County Colorado By C. C. HAWLEY and FRANK BAKER...of the general geology and ore deposits of the district which forms the northwestern part of the important...~arcasite________________________________________ Sphalerite _____ -------____________________________ Ch...veins___________________________________________ Galena-sphalerite veins_____________________________________ Hypogene...section of the Lawson-Dumont-Fall River district, Clear County, Colo. 2. ~ap showing major faults (veins) |
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| REYNOLDS AREA LAWSON-DUMONT DISTRICT CLEAR CREEK COUNTY COLORADO By J. E. Harrison and B. F. Leonard UNITED...REYNOLDS AREA LAWSON-DUMONT DISTRICT, CLEAR CREEK COUNTY, COLORADO By J. E. Harrison and B. F. Leonard This...JO REYNOLDS AREA LAWSON-DUMONT DISTRICT, CLEAR CREEK COUNTY, COLORADO CONTENTS Page Abstract ............. Purpose and scope of study ................ Mine workings .......................... Rock units..... In pocket Plan and section of the Jo Reynolds mine ............................................... |
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| California's past gold production. Although gold mining decreased greatly in the years during and following...extractive techniques have rekindled interest in mining this metal in the State. In addition to production...been taken from the Grass Valley-Nevada City lode district and from Tertiary river channels and Quaternary...appreciable arsenopyrite, chalcopyrite, galena, and sphalerite as well as pyrite. West Belt deposits are similar...systems of the Grass Valley-Nevada City district, Nevada County, are about 30 miles north of the Mother |
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| GEORGETOWN QlJADRANGLE (TOGETHER 'VITH THE EMPIRE DISTRICT) COLORADo· BY JOSIAH E. SPURR AND GEORGE H...................._.......... . Distribution in Colorado ................................................. 98 Character of veins between Georgetown and Empire. 98 The Georgetown quadrangle a part of a larger...Boulder County.............. . . . . . . . . . . . ......... . ....... . 103 Ores in Gilpin County ............................... . 103 Orcs in Clear Creek County ............................ . 103 Ores from |
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| deposit. Table 4, part B, gives an alphabetic list of mine and properties followed by the deposit name. CHARACTERISTICS...likely to be present include pyrite, galena, sphalerite, and arsenopyrite (Berger, 1986). These minerals...deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent... Pyrrhotite appears to be been reported in just a single mine in the East Belt of the Sierra Nevada foothills...considered by mine operators to be correlated with better gold grades in both areas. Sphalerite was identified |
 | McClung, Craig, Bair, Dorinda, Leach, David L. (1998) Bibliography pertaining to the Ozark Mississipi Valley-type metallogenic province, Missouri, Arkansas, Kansas, and Oklahoma, USA covering 1785 to February 1998; paper edition. Open-File Report Vol. 1998 (98-238) US Geological Survey doi:10.3133/ofr98238 | Report (issue) |
| PROVINCE, MISSOURI, ARKANSAS, KANSAS, AND OKLAHOMA, USA COVERING 1785 TO FEBRUARY 1998; PAPER EDITION by...districts of Missouri and key words relating to mining, MVT's, base metals, environmental issues, etc...Survey using the key words Rolla, Springfield and Harrison quadrangles. The search was conducted within United...Transactions of the Society of Mining Engineers of American Institute of Mining, Metallurgical and Petroleum...1931, Principal ore guides used in the Tri-State District: U. S. Department of the Interior, Geological |
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| Director Bulletin 859 GEOLOGY OF THE SANTA RITA MINING AREA NEW MEXICO BY A. C. SPENCER AND SIDNEY PAIGE...data__--__-___-_--_-__-_--_---._--.___.__----__------_ History of mining..___________________________________________ 1...quartzite (Cretaceous)____________________________ Colorado shale (Cretaceous)_________--______-_--_-__-_-____...__-_-_____--_________-_--_-. Volcanic rocks of Upper Cretaceous age_.______________________ Intrusive...B, Tertiary bedded sand and gravel near Hanover Creek ______ 36 6. A, Brecciated granodiorite cut by network |
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| 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...thickness; mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are more faulted...south prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of 60 miles |
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| description of the geology, mining history, and production of the major gold-mining districts in 21 States...relations ---------------------------History of gold mining and trends in production_ J\labama -----------...--------------Cleburne County ----------~----------------- Tallapoosa County --------------------------Alaska...------------------Cochise County -----------------------------Gila County --------------------------------Greenlee...ee County ----------------------------R[aricopa County ----------------------------R[ohave County -- |
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| Bldg., 2600 corridor, 18th and CSts.,NW. DENVER, Colorado-Federal Bldg., Rm. 169,1961 Stout St. LOS ANGELES...ROLLA, Missouri-1400 Independence Rd. DENVER, Colorado-Map Distribution, Bldg. 810, Federal Center FAIRBANKS...Part II Geology and Gold Deposits of the Oatman District, Northwestern Arizona By ED DEWITT, JON P. THORSON...Marysville Mining District, Montana By JAMES W. WHIPPLE Gold Deposits of the Boulder County Gold District...District, Colorado By JAMES A. SAUNDERS Part I is Chapter H U.S. GEOLOGICAL SURVEY BULLETIN 1857 GEOLOGY |
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| Deposits of the Freeland-Lamartine District, Clear Creek County, Colorado GEOLOGICAL SURVEY BULLETIN This...the Freeland-Lamartine District, Clear Creek County, Colorado By J. E. HARRISON and J. D. WELLS GEOLOGY...GEOLOGY AND ORE DEPOSITS OF CLEAR CREEK, GILPIN, AND LARIMER COUNTIES, COLORADO GEOLOGICAL SURVEY BULLETIN...____________________ 73 Production from the district.___________________________________ Classification...mine___________________________________________________ Brighton mine.____________________________________________ Crazy |
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| Deposits Central Part of the Front Range Mineral Belt Colorado By P. K. SIMS and others GEOLOGICAL SURVEY PROFESSIONAL...consisted of F. C. Armstrong, A. A. Drake, Jr., J. E. Harrison, C. C. Hawley, R. H. l\1oench, F. B. l\1oore,...______________________________ _ History of uranium mining and production ____________ _ Geologic setting...-----------Central City district _____________________ ------Quartz Hill-upper Russell Gulch area ________...____________________________ _ West Flack mine __________________ _ ~ercer County mine ______________ -German and Belcher |
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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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| COLORADO e Gold Hill 0 DENVER Wulfenite Occurrences in Colorado Leadville 0 1 Tincup 03 . 4 Lake...2015 TOM ROSEMEYER 1632 Camp Bird Mine Road P.O.Box 586 Ouray, Colorado 81427 CONNOISSEURS OF WULFENITE...WULFENITE probably do not think of Colorado as a noteworthy state that has produced fine specimens of wulfenite...deposits throughout the state. A good portion of the Colorado wulfenite localities do not compare with those...last twenty-five years either as a result of new mining operations or as new discoveries in abandoned mines |
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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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| microprobe, etc.) Because New Mexico is a mining state, mining districts are given whenever possible in...2015 Bernalillo County Cerro Colorado, W. of Albuquerque: carnotite. Placitas district (Sandia Mountains)...schorl. Tijeras Canyon district (Manzano Mountains), E. of Albuquerque. Galena King mine: barite, fluorite...(Seiiora de 10s Milagros mine): copper, cuprite, malachite. Catron County Apache Creek, N. of Reserve: quartz...quartz (chalcedony). Mogollon district, NE of Glenwood: acanthite, bornite, chalcocite, fluorite, gold |
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| decide whether a certain metalliferous deposit or district should be included or not. The problem was also...other forms) since 1935 is reviewed. New sulfur mining and recovery projects in the United States and...chemical properties of sulfur, the geology and mining operations of the salt-dome sulfur deposits, the...sulfur by superheated water through wells at Sulphur mine, Louisiana, are fully detailed. Exploration and...Swager, W. L. , and Sullivan, J. D. , 1951, Sulphur: Mining Engineering, vol. 3. , pp. 403409. The history |
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| array of other minerals, as evidenced by this county-by-county description of localities. A R K A N S A...A S H A S A R I C H M I N E R A L and mining heri tage that started in the early 1800s with explorers...noting the minerals of Magnet Cove, continued with mining in north ern and western Arkansas and Magnet Cove...extensive collecting in Magnet Cove. In the 1900s, mining and minerals continue to play important roles in...the state, with obvious peaks in exploration and mining having occurred during World Wars I and I I . |
