 | | Report (volume) | | Deposits Of the Lawson-DumontFall River District Clear Creek County Colorado By C. C. HAWLEY and FRANK BAKER...veins______________________________________________ Pitchblende-bearing veins___________________________________...veins______________________________________________ Pitchblende deposits_______________________________________...and section of the Lawson-Dumont-Fall River district, Clear County, Colo. 2. ~ap showing major faults...faults (veins) of the Lawson-DumontFall River district projected to a horizontal plane having an elevation |  | | Report (issue) | | PROSPECTS, LAWSON-DUMONT-FALL RIVER DISTRICT, CLEAR CREEK COUNTY, COLORADO By C. C. Hawley and Frank...Production References cited Mine descriptions « Lawson area, north of Clear Creek Larger mines in the Red...ClevelandC?) mine Flat Iron vein Mines east of Red Elephant Hill Central America (Tinker) mine-Comstock vein...Dexter mine i Johnson group Last Chance mine « r Little Giant mine Little Superior (Jack Rabbit) mine Orient...Orient mine Panama group ; Young America vein Mines west of Red Elephant Hill Amboy mine Girard mine Kanawha |  | | Report (issue) | | Deposits Central Part of the Front Range Mineral Belt Colorado By P. K. SIMS and others GEOLOGICAL SURVEY PROFESSIONAL...Mineralogy ______________________ - ___ ---- ___ --Pitchblende _______________________________ _ Texture __...Chemical composition of pitchblende __·___ _ ~in or elements in pitchblende ___________ _ Torbernite...____________ _ 4 Paragenetic relations of pitchblende to the common vein-forming minerals ______________________...____________________________ _ West Flack mine __________________ _ ~ercer County mine ______________ -German and Belcher |  | | Report (volume) | | 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 __________________________ |  | | Report (issue) | | RECONNAISSANCE OF PART OF NORTH-CENTRAL CLEAR CREEK COUNTY COLORADO This report concerns work done on behalf...RECONNAISSANCE OF PART OF NORTH-CENTRAL CLEAR CREEK COUNTY, COLORADO By John D. Wells and Jack E. Harrison...GOLDEN O 1 lDAHO SPRINGS GEORGETOWN J CLEAR EFFERSON CREEK J i ARK ) 20 Miles _l 10 0 i ............ i Figure 1. Index map of central Colorado showing area covered by reconnaissance. ii RADIOACTIVITY...RECONNAISSANCE OF PART OF NORTH-CENTRAL CLEAR CREEITCOUNTY, COLORADO By John D. Wells and Jack E. Harrison |  | | Report (volume) | | Central City district, Colorado, from which about 300 tons of high-grade pitchblende concentrates were produced...Silver Cliff mine, Wyoming; the Jesse D No. 1 and No. 2 claims, Utah; and the Merry Widow mine, New Mexico...Utah; the Schwartzwalder (Ralston Creek) and Los Ochos mines, Colorado; the Early Day and Buckhorn claims...mines, Washington; the W. Wilson mine, Montana; the White King mine, Oregon; the deposits in the Pryor...deposits in the Dripping Spring quartzite, Gila County, Ariz. According to Nininger (1954, p. 43), as |  | | Journal (article/letter/editorial) | | City district, Utah, between Bonanza Flat and Pine Creek on the west and Dutch Hollow on the east. They have...preglacial valley of the Musselshell River which is now occupied by Telegraph Creek. Another lobe moved south to...and Glasgow; a lobe moved south down the Poplar River valley past Scobey; and a lobe flowed southwest...southwest from Westby up the preglacial Missouri River and west as far as Frazer. Thus there were six main paths...Dakota, is bisected by the trench of the Missouri River, which forms a boundary between an area on the east |  | | Report (issue) | | Front Range Mineral Belt Gilpin and Clear Creek Counties. Colorado GEOLOGICAL SURVEY PROFESSIONAL Prepared...Front Range Mineral Belt Gilpin and Clear Creek Counties, Colorado By E. W. TOOKER GEOLOGICAL SURVEY...Front Kange mineral belt, Gilpin and Clear Creek Counties, Colorado. Washington, U.S. Govt. Print. Off...belt, Gilpin and Clear Creek Counties, Colorado. 1963. (Card 2) 1. Geology Colorado Front Range. 2. Petrology...Petrology Colorado Front Range. 3. Ore deposits Colorado. 4. Mineralogy Colorado Front Range. 5. Metamorphism |  | | Journal (article/letter/editorial) | | PLS. SEPTEMBER 1968 URANIUM EMPLACEMENT IN THE COLORADO PLATEAU (Vice-Presidential Address, Section E...Four hypotheses of uranium emplacement on the Colorado Plateau justify consideration: (1) the hydrothermal...2015 1076 P. F. KERR—URANIUM EMPLACEMENT IN COLORADO PLATEAU Available criteria Absolute-age data...of the Colorado Plateau 3. Uranium mineralization and alteration accompanying faulting 4. Mine adit in...section of uranium-bearing pipe, Woodrow Mine 1103 27. Orphan Mine, Grand Canyon, Arizona... 1101 28. Circular |  | | Report (volume) | | Metal-Mining Districts of the San Juan Mountains Colorado GEOLOGICAL SURVEY --*_-. BULLETIN T»^^ This...Metal-Mining Districts of the San Juan Mountains Colorado By C. T. PIERSON, W. F. WEEKS, and F. J. KLEINHAMPL...metal-mining districts of the San Juan Mountains, Colorado, by C. T. Pierson, W. F. Weeks, and F. J. Kleinhampl...district____________________________________ Wanamaker Creek district______________________________ Embargo and...tested for radioactivity in the San Juan region, Colorado. 44. Generalized geologic map showing location |  | | Journal (article/letter/editorial) | | Myers, A. T., with Pecora, W. T., and Switzer, G., Golconda pegmatite, Minas Geraes,BraziL .. . . 889 Barnes...volcanic rocks of Stoddard Mts., San Bernardino 556 County, Calif... Bowleyite (Rowledge,Hayton) .. 1091 'W...new mineral from Marnmotla R. B. Metamict pitchblende 93 Mine,Arizona..... from Goldfields, SaskatcheDark-field...near dite, and allanite in tr'ranklin Micanite, Colorado. (I{ein500 Furnace Quadrangle'N. J.... rich)....uranothallite. Fahey, J. J. Searlesite from Green River formation of Wyoming. 1014 -r Daggett,E. B, and |  | | Journal (issue) | | index. This is organised hierarchically by country, county or state, then site name. To avoid the confusion...century boundary changes in the British Isles, the county boundaries defined by the Local Governmant Act...referred to as Glamorgan. The new counties and county boroughs brought in by the Lieutenancies Act of...Special issue on the minerals of Penberthy Croft Mine Published by Rock Bottom Publications Ltd. Nottingham...(2000) Famous mineral localities: Penberthy Croft mine, St. Hilary, Cornwall, England 20:7-37 Bevins, R |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . . . . 1 County Listings. . . . . . . . . . . . . . . . . . . .... . . . . . . . 4 Mineral Localities Listed by County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 7 Beaver County . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . 7 Box Elder County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 10 Cache County . . . . . . . . . . . . . . . . . . . . . . . |  | | Report (issue) | | ccccsccccsccssssssssssssssssssesetveesteeen 22-28, 165-168 PNGage COUNTY. cette PNG ANTIS CONTE Y sos ee Bannock ne ...ya eee 52 52 29 Gem*County 30 Idahor County... eee 53-54 Benewah County ...........-....--0-..... 31 Jefferson County es Bingham County Kootenai County. Boise} County County, ................Boundary BUTE County 58 59 Latah? Countya eee exe) 61 36 Lemhi-<County 39 Lewis: County =. 66 ....Perce County 66 42 Oneida‘ 42 Owyhee ...................... 27 County. =e 66 Camas County -.. |  | | Report (volume) | | . 234 " y { " ,-t .. .~,:",. I " , COLORADO "or.! _ +, (~ STATE OF .~ :'(' COL~ADO /... BULLETIN 40 RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BlaLlllGRAPHY by James L. Nelson-Moore,...Energy COLORADO GEOLOGICAL SURVEY DEPARTMENT OF NATURAL RESUURCES STATE OF COLORADO DENVER, COLORADO 1978...ete 11 st r ng of rad i aaet 1ve occurrences 1n Colorado, with a comprehensive blbi iography and bibliographic...association of radium, uranium. and vanadIum on the Colorado Plateau sparked several periods of exploratIon |  | | Journal (article/letter/editorial) | | Dale, N. C. 1924. The box-vein of Lyomdale, Lewk County, New York. New York State Museum Bulletin 251:134-48...and Saint-Amable just east of the Saint Lawrence River and north of Mont Bruno, near Montreal, Quebec....performed until this study was initiated in the fall of 1991. 116 ROCKS & MINERALS The sill, which...section of a 1.6cm graphite sphere from Sussex County, New Jersey, showing a radial texture and smooth...Graphite in ore: An unusual occurrence at the Sterling mine. The Picking Table 3ql):ll-13. Kvasnitsa, V. N. |  | | Journal (article/letter/editorial) | | At present am employed at Magma Copper Company's mine here in Superior. No doubt you are familiar with..."For the collector of lead minerals, the Red Cloud Mine in Yuma Co., Ariz., is of considerable interest..."Today the mine is reached by a barely possable road from Martinez Lake, along the Colorado River and up...to dated July 24, 1953, has also been rethe Colorado River where a smelter was ceived and it reads:— "Please...traveling north. He was transportation on the Colorado River ef- kind enough to give me some more of forts |  | | Report (volume) | | 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...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson...Jefferson County, at Elyton; Lee County, at Chewacla lime works; St. Clair County, at Gfeensport; Shelby |  | 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). |  | Peters, S.G., Nash, J.T., John, D.A., Spanski, G.T., King, H.D., Connors, K.A., Moring, B.C., Doebrich, J.L., McGuire, D.J., Albino, G.V., Dunn, V.C., Theodore, T.G., Ludington, S.D. (1996) Metallic mineral resources in the U.S. Bureau of Land Management's Winnemucca District and Surprise Resource Area, northwest Nevada and northeast California. Open-File Report Vol. 1996 (96-712) US Geological Survey doi:10.3133/ofr96712 | Report (issue) | | Denver, Colorado 80228 3 Menlo Park, California 94025 4 Jeddah, 21431 Saudi Arabia 5 Denver, Colorado; currently...currently at 155 S. 33rd St., Boulder, Colorado 80303-3425 6 Jeddah, 21431 Saudi Arabia; currently with..................................... 18 Humboldt River porphyry tracL....................................large tonnages present at the Gold Quarry-Maggie Creek and Betze-Post-Genesis clusters of deposits and...and mineral resources are summarized in various county reports for this part of Nevada (Ransome,1909; |  | | 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 |  | | Report (volume) | | Jefferson City zone 25 Porphyry deposits 25 Golconda area 25 Jackson Creek area 27 Turnley Ridge prospect 29 Breccia...Breccia pipe deposits 30 Skyline mine 30 Blackjack mine 30 Chicago and Last Hope mines 31 Significance...the Elkhorn Wilderness Study Area 24 7. Map of Golconda area, Elkhorn Mountains 26 8. Ternary diagram...modal compositions of intrusive rocks from the 27 Golconda area 9. Map showing copper and molybdenum content...28 the Golconda area 10. Map showing geology and rock sample localities in the Jackson Creek area, 29 |  | | Journal (issue) | | in e s Steve Voynick* P.O. Box 1285 Leadville, Colorado 80461 If you’re a mineral collector, you know...typically abraded specimens you’ve found in the old mine dumps. And you’ve probably looked long and hard...Everyone has heard repeated warnings about entering old mine workings. But, face it, those deep, open shafts...Abandoned mines certainly aren’t hard to find. Colorado alone has 15,000—most of them underground metal...commonality: They can be very dangerous. Each year mine rescue specialists and conventional search and rescue |  | | Report (volume) | | ............................................. Colorado.................................................especially from those of Arkansas, California, Colorado, New Mexico, Oregon, South Dakota, Tennessee,...minerals and rocks, their occurrence and uses: Colorado State Geol. Survey Bull. 6, 1913. 8 USEFUL...See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton; |  | | Report (issue) | | shear zone ___ _ Lee Mountain mine ____________ .____ _ Valley Forge mine _________________ _ Little Lilly...Free Speech mine __________________ _ Eureka mine ______________________ _ Mammoth mine ___________________... Bassett mine ________________ _ Lexington mine ____________________ _ Daniel Stanton mine _______________...Bunker Hill mine __________________ _ Teal Lake mine ____________________ _ Evergreen mine ____________________...____________________ _ Alley mine _____________________ ---Locality 5 _____________________________ _ III 35 |
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