 | | Report (volume) | | V2-MINUTE QUADRANGLES, PIONEER MOUNTAINS, BEAVERHEAD COUNTY, MONTANA Glendale, Mont., in 1883 (top). This...underlain by Cretaceous sedimentary rocks of the Colorado Group. The hills in the upper right part of the...1f2-Minute Quadrangles, Pioneer Mountains, Beaverhead County, Montana ByE-AN ZEN A description of the stratigraphy...7112-minute quadrangles, Pioneer Mountains, Beaverhead County, Montana. (U.S. Geological Survey bulletin ; 1625)...member of the Silver Hill Formation at Hecla 7 6. Fossils and trace fossils in the Silver Hill Formation |  | | Report (volume) | | Resources of the Eastern Pioneer Mountains, Beaverhead County, Montana U.S. GEOLOGICAL SURVEY BULLETIN 1766...Resources of the Eastern Pioneer Mountains, Beaverhead County, Montana By R. C. PEARSON, B. R. BERGER, H. E....resources of the Eastern Pioneer Mountains, Beaverhead County, Montana. (U.S. Geological Survey bulletin ; 1766)...Geochemistry 12 Mineral resources 19 Setting 19 Mining districts in the eastern Pioneer Mountains 19 Resource...10 Map of eastern Pioneer Mountains, Beaverhead County, Montana, and vicinity 3 20 Generalized geologic |  | | Report (issue) | | Sugar Loaf and St. Kevin Mining Districts Lake County, Colorado By QUENTIN D. SINGEWALD A CONTRIBUTION...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund Board. This..._______________________________________ General features of silver veins_____.____________________________ Occurrences...________________________________________ Tiger-Shields mine.______________________________________ Gertrude-Venture..._____________________________________________ St. Kevin district.___.._...__..._________........._._.__._.._ St |  | | Report (volume) | | ......----...------.--.-----..--....... Mount Shields Formation -.-.....-----..-_-----..----------................................................... Silver .................................................---.---------.-.-------------------.-------_... Mining claims------------------.---.....-----.--..-.....-..-. 37 12-14. Maps showing distribution: 12. Silver in rock samples-----------------------------------39..._____________....________._.__._____ 3. Copper and silver content of channel and chip samples in or near |  | | Report (issue) | | Copies of this report can be purchased from: District Chief U.S. Geological Survey 428 Federal Building...CO 80225-0425 CONTENTS Page Message from the District Chief. ....................... Abstract ........Resources Division .......................... District operations. ............................. Operating...irrigation drainage detailed study (MT132) ............ Silver Bow Creek National Priorities List site Technical...assistance (MT133) ............................ Silver Bow Creek National Priorities List site, Butte |  | | Report (volume) | | is overlain by the Snowslip, Shepard, and Mount Shields Formations, the Bonner Quartzite, and the McNamara...above the Flathead Quartzite, the Middle Cambrian Silver Hill Formation and the Upper Cambrian Hasmark and...Plutonic rocks are mostly intermediate stocks of the Boulder batholith and isolated stocks of intermediate composition...FCR Flint Creek Range DLV Deer Lodge Valley BM Boulder Mountains EM Elkhorn Mountains HM Highland Mountains... Empire, Helena, Snowslip, Shepard, and Mount Shields Formations, the Bonner Quartzite, and the McNamara |  | | Report (issue) | | G-84 • DENVER, Colorado-Federal Bldg., Rm. 169, 1961 Stout St. • LAKEWOOD, Colorado-Federal Center............................................... . Mining History .........................................worldfamous Butte mining district, has a long history of mineral production. Many mining districts within...in dollar value of production were copper, gold, silver, lead, zinc, manganese, molybdenum, and phosphate...several locations produce copper, molybdenum, gold, silver, lead, zinc, and phosphate. Exploration, mainly |  | Wallace, C.A., Schmidt, R.G., Lidke, D.J., Waters, M.R., Elliott, J.E., French, A.B., Whipple, J.W., Zarske, S.E., Blaskowski, M.J., Heise, B.A., Yeoman, R.A., O'Neill, J. M., Lopez, D.A., Robinson, G.D., Klepper, M.R. (1986) Preliminary geologic map of the Butte 1 degree by 2 degrees quadrangle, western Montana. Open-File Report Vol. 1986 (86-292) US Geological Survey doi:10.3133/ofr86292 | Report (issue) | | Telegraph Creek Formations (Upper Cretaceous) Colorado Group Consists of Marias River Shale (Upper Cretaceous)...Formations (Upper Cambrian) Western lithofacies: Silver Hill Formation and Flathead Quartzite (Middle Cambrian)...Lion and Hasmark Formations (Upper Cambrian) and Silver Hill Formation and Flathead Quartzite (Middle Cambrian)...W. Cambrian and uppermost Belt Supergroup Ysg Silver Hill Formation and Flathead Quartzite (Middle Cambrian)...McNamara Formation Ybo Bonner Quartzite Yms Mount Shields Formation Yms3 Member Three Yms2 Member Two Ymsl |  | | Report (issue) | | Director For additional information write to: District Chief U.S. Geological Survey 428 Federal Building...cr.usgs.gov/> CONTENTS Page Message from the District Chief........................................................................................ District operations.................................................................................... Silver Bow Creek National Priorities List site-Technical................................................. Silver Bow Creek National Priorities List site, Butte |  | | 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...Mexico, the San Juan flo wing westward to the Colorado, and many branches of Gran9. and Gunnison rivers...plateau region is drained entirely by tributaries of Colorado River. The higher of these plateaus are well watered |  | | Report (issue) | | Copies of this report can be purchased from: District Chief U.S. Geological Survey 428 Federal Building...80225-0425 II CONTENTS Page Message from the District Chief. ....................... Abstract ........Resources Division .......................... District operations. ............................. Operating................... Other hydrologic work by the District. .................... Sources of Geological Survey...division of responsibility of offices in the Montana District ................. Organization chart. ....... |  | | Report (issue) | | imply endorsement by the U.S. Government. Denver, Colorado 2Menlo Park, California 1996 NONTECHNICAL EXECUTIVE...was discovered in the region in Powell County in 1852. Mining began in the 1860's, and since then the...the Forest has produced gold, silver, copper, lead, zinc, molybdenum, and phosphate minerals. * At the...References cited F. Mineral resource geology of mining districts/areas Lincoln Region by R.G. Tysdal,...G. Tysdal, E.A. du Bray, and J.W. Whipple York district Geologic setting Mineral deposits Sediment-hosted |  | | Report (issue) | | 101 PRICE $3.00 AUGUST 1973 CONTENTS Page County Maps Showing Location of Operators: Beaver . .... . . . . 66 Page Commodities and Operators by County: Beaver . . . . . . . . . . . . . . . . . . . ...oil and gas industry as well as those engaged in mining activities of Utah. The directory is a general...which lists producers alphabetically by county, and within the county, by commodity and by operator. The compiler...Commission Mineral Property Tax Division; Utah Mining Association; and the Department of Natural Resources |  | Parnell, John, Mark, Darren F., Frei, Robert, Fallick, Anthony E., Ellam, Rob M. (2014) 40Ar/39Ar dating of exceptional concentration of metals by weathering of Precambrian rocks at the Precambrian–Cambrian boundary. Precambrian Research, 246. 54-63 doi:10.1016/j.precamres.2014.02.012 | Journal (article/letter/editorial) | | 1983), increase in radiogenic marine strontium (Shields, 2007), and widespread phosphate deposition (Cook...the surface in many parts of the world, including USA, Canada, Sweden, Iran and West Africa. So much Precambrian...Quebec (Sinclair and Gasparrini, 1980), copper–silver–gold enrichment in Arizona (Schwartz, 1938), iron...1991). The scale of enrichment is evident in Jerome County, Arizona, where a supergene sub-Cambrian copper...Proterozoic rocks in Newfoundland (Avalonia), copper–silver–mineralized Proterozoic rocks in British Columbia |  | | Book | | COLORADO MININC DIRECTORY. . 1 THE te COLORADO Directory of Mines, DESCRIPTION OF THE MINES AND...AND MILLS, AND THE MINING AND MILLING CORPORATIONS OF COLORADO, ARRANGED ALPHABETICALLY BY COUNTUS. j^ISTORY... WHOSE NERVE, ENERGY AND INDUSTRY HAVE PLACED COLORADO IN THE FRONT RANK OF BULLION PRODUCING STATES...WEALTH AND PROSPERITY, UNEQUALED IN THE HISTORY OF MINING COMMUNITIES, THIS WORK IS RESPECTFULLY DEDICATED...FARM FOB EVERYBODY Railway. COLORADO. Healthy, Attractive. Colorado is the great Sanitarium and Pl |  | | Report (issue) | | I NFORMATION S ERIES 71 COLORADO COAL DIRECTORY, 2005 With Statistics on Electric Generation and Map...J. Carroll Colorado Geological Survey Department of Natural Resources Denver, Colorado / 2005 INFORMATION... INFORMATION SERIES 71 Colorado Coal Directory, 2005 Includes Map of Coal Production and Distribution with...Denver, Colorado 2005 FOREWORD This directory of coal mines and electric generation in Colorado provides...distribution. Because much of the coal produced in Colorado is consumed by steam-electric power plants, data |  | | Report (volume) | | important were those in the Central City district, Colorado, from which about 300 tons of high-grade...were produced from uranium-bearing veins at the Silver Cliff mine, Wyoming; the Jesse D No. 1 and No....Schwartzwalder (Ralston Creek) and Los Ochos mines, Colorado; the Early Day and Buckhorn claims, Nevada; the...deposits in the Dripping Spring quartzite, Gila County, Ariz. According to Nininger (1954, p. 43), as...areas in Saxony; the Beaverlodge district, Canada; the Cornwall district, England; the Guarda and adjacent |  | | Report (issue) | | of the Quigg West Wilderness Study Area, Granite County, Montana U.S. GEOLOGICAL SURVEY BULLETIN 1724-D...of the Quigg West Wilderness Study Area, Granite County, Montana By R.G. TYSDAL and W.F. HANNA U.S. Geological...of the Quigg West Wilderness Study Area, Granite County, Montana. (Mineral resources of wilderness study...West Wilderness Study Area (MT-074-155), Granite County, Montana. CONTENTS Summary Dl Abstract Dl Location...Acknowledgments D6 Appraisal of identified resources D6 Mining and mineral exploration history D6 Prospects and |  | | Report (issue) | | Copies of this report can be purchased from: District Chief U.S. Geological Survey 428 Federal Building...CO 80225-0425 CONTENTS Page Message from the District Chief. ....................... Abstract ........Resources Division .......................... District operations. ............................. Operating................... Other hydrologic work by the District. .................... Sources of Geological Survey...showing location of field offices in the Montana District, general area of responsibility, and selected |  | | Report (issue) | | Copies of this report can be purchased from: District Chief U.S. Geological Survey 428 Federal Building...CO 80225-0425 CONTENTS Page Message from the District Chief. ....................... Abstract ........Water Resources Division. ................... District operations. ............................. Operating...irrigation drainage detailed study (MT132) ............ Silver Bow Creek National Priorities List site--Technical...assistance (MT133) ............................ Silver Bow Creek National Priorities List site, Butte |  | | Journal (article/letter/editorial) | | P. O. BANKS LEON T. SILVER RE-EXAMINATION OF ISOTOPIC RELATIONSHIPS IN COLORADO FRONT RANGE URANIUM ORES...pitchblende mineralization in the Front Range of Colorado, beginning with Nier's pioneer measurements (Nier...as for example the Copper King Mine in Larimer County, are not spatially associated with the porphyry...MILLIONS op YEARS) OF PITCHBLENDE FROM FRONT RANGE, COLORADO (From Eckelmann and Kulp, 1957, p. 1128) Location...and Levine Phair and Levine 470 BANKS AND SILVER—COLORADO FRONT RANGE URANIUM ORES and Middle Park Formations |  | | Report (issue) | | Mission, and Garnet mountain ranges; and several mining districts in the Lincoln area. Earlier geological...data have been discussed by Smith ( 1970) . Th~ Boulder batholith, on which an aeromagnetic survey was...study area on the south, near the Blackfoot mining district. The authors thank the many persons who have...metallic mineral deposits-the most valuable, gold, silver, lead, zinc, and copper-are found in the mapped... 1). Most deposits are in or near plutons. The mining districts and some of the outlying mines are discusse |  | | 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...115W 118 34-56-154 113-54-53W CATALINA DISTRICT CATALINA DISTRICT CHILDS-ALOWINKLE HUN CINNABAR MINE 02N...COPNELIAV (AJU)V ORACLE DISTRICT ORACLE DISTRICT OVERLAND HINE 045 P1MA DISTRICT DISTRICT PIIIAA PIMA ODEN...22S 23E 26 CALIFORNIA DISTRICT 155 29E 3 CAMPBELL MINE 235 24E 15 CuChISF DISTRICT 15S 122E 2 DEFIANCE |  | | Report (issue) | | ............ District location and aain type of deposit...................... District size classes.................................... Main type of district production................................ Type........... State, county, and district localities.......................... District production and reserves................. Ranges of types of deposits in district*........................ Sources of data........Vercoutere INTRODUCTION Revived interest in gold mining beginning in the late 1970's, caused In part by |  | | Report (volume) | | Mineral Deposits of the Miners Gulch Area, Granite County, Montana Gold Placer Deposits and a Molybdenum...Area, Granite County, Montana Colluvial Gold Placers Near Miners Gulch, Granite County, Montana Geology...Mineral Deposits of the Miners Gulch Area, Granite County, Montana A. Gold Placer Deposits and a Molybdenum...Molybdenum Anomaly in the Miners Gulch Area, Granite County, Montana By JEFFREY S. LOEN, MICHAEL J. BLASKOWSKI...Colluvial Gold Placers Near Miners Gulch, Granite County, Montana By JEFFREY S. LOEN This volume is published |
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