 | | Report (issue) | | __ a-—™ UNIVERSITY OF NEVADA BULLETIN Y ol. XLI DECEMBER 1947 No. 9 G EOLOGY A N D M IN IN G... 46 lineral Resources of Douglas, Ormsby, and Washoe Counties T heodore D . O verton M ining Engineer...Engineer N evada State Bureau of Mines JNIVERSITY OF NEVADA BULLETIN Vol. XL I DECEMBER 1947 No. 9 GEOLOGY...of Douglas, Ormsby, and Washoe Counties By D. O verton M ining Engineer Nevada State Bureau of Mines T...Topography, Geology and Mineral Resources.. Douglas County— Location and Topography.. Geology and Ore Deposits |  | | Journal (issue) | | R. Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur........ .................... ..... ^ B lllii Leadville.................................................the “famous locality” series: the Home Sweet Home mine and Mount Antero. A fine mineralogical study of...mines and minerals of two important districts, Leadville and Rico, plus a sort of collector’s guide to...you belong to, and where you come from. American mining schools and professional organizations have long |  | | Report (issue) | | COPPER. THE TURQUOISE COPPER-MINING DISTRICT, ARIZONA. By F. L. RANSOME. INTRODUCTION. The following...are the record of a brief visit to the Turquoise district in October, 1911, when a little less than five...Copper Co., was available for the part of the district adjacent to Courtland and that the geologic boundaries...assistance. SITUATION OF THE DISTRICT. The Turquo'ise mining district is situated on the east flank...flank of the Dragoon Mountains, in Cochise County, Ariz., about 14 miles due east of Tombstone and about 18 |  | | Book | | ARIZONA-IV ] 1-102 [ 17 / 1986 [ ONTARIO] NEVADA] [ 16 / 1985 [ 65-128 265-328 261-336 209-272...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...Iron-manganese phosphates of the Williams pegmatites, Coosa County, Alabama (by P. B. Leavens & T. A. Simpson) 6:66-73 |  | | Journal (article/letter/editorial) | | 1878 (75) in his reportson the Michigancopper district. This alterationwas regardedby Pumpellyas a resultof...built up by envelopesof siliceousrock. At Goldfield,Nevada (76) a soft,light-colored aggregateof quartz,kao-...walls of some of the ore bodies in the Bisbee district werebleached as a resultof variablechangesin...sericitizedgraniteat Rimini, Montana. In the Metaline district of Washington(70) zinc occursmost abundantly neargray...replacement of limestone.In the Northern Empire Mine of Canada(11) the rocksnear the veinsare brown due |  | | Journal (issue) | | stock certificates for mines in the Cripple Creek District, Colorado, in 1898 and 1901. Sponsorship: This...Kile Brian Kosnar Bryan & Kathryn Lees Ian Merkel Mining Hall of Farne, Steve Whittington curator Nick North...did not escape the notice of some of the earliest mining men to work in there. Unlike the neighboring states...is basically a hardrock state where mining (and specimen mining) must typically cut through granite and...localities like the Sweet Horne mine, Breckenridge, Mount Antero, the Sunnyside mine, Creede, Cripple Creek, |  | | Journal (article/letter/editorial) | | DEPOSITS 1235 lite (80). Other primarymineralsare calcite,barite,and gypsum,which is rare. Althoughfew of...Wyoming(33) and the Gas Hills District,Wyoming (88). In the AmbrosiaLake District, New Mexico,the primaryore...INDIGENOUS ROCK OPENINGS ABOVE AN UNCONFORNiITY District or mine Capitol Reef, Utah Elk Ridge, Utah Shirley...principalganguemineral is barite, but quartz, pyrite, calcite,and fluorite are also present. The bulk of the...SoutheasternMissouri Lead District.--The lead depositsof the SoutheasternMissouri Lead District are disseminatedreplacementsin |  | | Report (issue) | | 88-91. 1. Zinc ores-Colorado. 2. Zinc mines and mining-Colorado. I. Title. (Series) For sale by the Superintendent...__ ___ __ __ __ __ __ _____ Kokomo (Ten ~ile) district _______ ._________________________ Breckenridge...______ Leadville (California) district_______________________________ ~osquito Range district, including...including some outlying parts of the Leadville district________________________________________ Weston Pass..._______________ _____ __ __ ____ ____ __ __ _ 87 Spar district _________________________._ __ ____ __ __ ____ |  | | Report (issue) | | limestone or dolomite. It is a useful ore guide in many mining districts UNITED STATES GOVERNMENT PRINTING OFFICE........... Characteristics of jasperoid in major mining districts of the United States ..................................................... Tri-State district, Oklahoma, Kansas, and Missouri ................Clifton-Morenci district, Arizona .............................. Bisbee (Warren) district, Arizona ........ Ely (Robinson) district, Nevada .............................. Leadville district, Colorado ...... |  | | Report (issue) | | Replacement Deposits Part II Gold in the Tintic Mining District, Utah By HALT. MORRIS Gold Deposits in the...Bird Mining Districts, San Juan Mountains, Colorado By FREDERICKS. FISHER Gold in the Alma Mining District...DANIEL R. SHAWE Precious Metals in the Leadville Mining District, Colorado By TOMMY B. THOMPSON Part I...bibliographies. Contents: pt. 1. Bald Mountain gold mining region, northern Black Hills, South Dakota / by...Tintic Mining District, Utah / by Hal T. Morris. Gold in the Sneffels-Telluride and Camp Bird mining districts |  | | Journal (article/letter/editorial) | | bandedandtabulartextures verysimilarto oresat Leadville and Gilman,Colorado. Ore deposition occurred in...galena,chalcopyrite and sulfosalts, barite,ferroan calcite, andcalcite. Fluidinclusion analyses of quartzandcarbonate...deposits in theColorado mineralbelt,including Leadville andGilman. Introduction differ,however; the Mississippian...LeadvilleDolomiteis the dominant ore host at Leadville and Gilman, whereas thin THEI(OKOMO miningdistrictislocatedin...limestone bedsof the Pennsylvanian MinturnFormation are County,Colorado,approximately 100 km westof Denver the |  | | Journal (article/letter/editorial) | | fissure veins within the Leadville Limestone at various localities in Ouray County, Colorado. The arrangements...Ouray Limestone of Upper Devonian age and the Leadville Limestone of Mississippian age (Burbank 1930)...commercial ore deposits. The Leadville Limestone (type locality at Leadville, Colorado) averages 235 feet...deposition. 'Two types of ore deposits occur in the Leadville Limestone. One is composed of hydrothermal fissure...Trout 8i Fisherman mine). The second is composed of solution cavities at the Leadville Limestone/Molas Forrnation |  | | Journal (issue) | | Dam gold prospect is located in central Dickinson County, Michigan, approximately ten kilometers north of...the dominant exposed bedrock in this part of the county. Excavated near the tum of the 20th century, the...obvious even when visiting some of the Garland County mines. I also planned to do some Magnet Cove collecting...not be reliable, for information about from which mine they came. Most will have forgotten but often will...just the county, is better than erroneous detailed location data. The Sweet Surrender mine near Story |  | | Report (issue) | | plains. They lie in the southern half of Chouteau County, Mont., between Milk and Missouri rivers, about...the development of slopes in every part of the- district. This intense erosion has cut down the igneous...report; to the prospectors and ranchers of the district, who have been uniformly courteous in facilitating...were reported as having been picked up within the district were brought to Havre and Chinook, no vein of...Immediately after this discovery the Copper Gulch Mining Company, of Chinook, was formed to develop a group |  | | Journal (issue) | | $384/three years, (Canada) $231/one year, (outside USA other than Canada) $325 for one year Subscription...appointed Resident Geologist at the Copper Queen mine for three years, including the responsibility for...ahead of mining. When the mines were closed at Bisbee in 1975 he transferred toAjo as General Mine Foreman...Nome, Alaska, as well as of a coal mine in Utah and a copper mine in New Mexico for Gold Fields, Ltd...Presi dent of Operations for the Golden Queen Mining Company (Mojave, California), followed by Vice |  | | Report (issue) | | oxidized zinc and zinc-lead ores in Colorado, Utah, Nevada, and California______________ 3. Types of supergene...and iron are byproducts of the New Jersey and Leadville deposits. Commercial ores commonly contain at...recently production has been increasing in Utah and Nevada. The term "oxidized zinc deposits" is used in this...Alaska.. a Includes 550 tons from Davis, Murray County, Okla. 'Production to 1934 only. PART 1. GENERAL...of the oxidized zinc deposits in Colorado, Utah, Nevada, and California. (See also Heyl and Bozion, 1960 |  | | Report (issue) | | Mountain region of Wyoming contains few metalliferous mining camps. Moreover, not many of those that have been...other resources. Next to the Grand Encampment district, which yielded a fair amount of copper ore from...from 1898 to 1908, and the South Pass district,, which has a record of producing $450,000 in gold from...upon which a little work is done each summer, the district is practically abandoned. Ore was first discovered... Kirwin has been the scene of much ill-advised mining practice, with the result that the possible merit |  | | Report (issue) | | GARY P . LANDIS, AND TOMMY B. THOMPSON, EDITORS Leadville-type ore Sherman-type ore TH E ECON0t-11C GEOLOGY...Geology, 91-A Yale Station, New Haven, CT 06520 Leadville-type ore (top) with rod-textured pyrite in a matrix...paralle l to host-rock bedding. Black Cloud mine, Leadville district. Sherman-type ore (bottom) in paleokarst...veined with ferroan dolomite. rv1oose mine, North Alma district. Photographs b)' \Villiarn Sacco, Peabody...Carbonate-hosted sulfide deposits of the central Colorado mine ral belt: Introduction, general discussion, and |  | | Report (issue) | | PROFESSIONAL PAPER 235 Includes the. Leadville, Colorado, mining district. Prepared in cooperation with the...Geological Survey Board and the Colorado Metal Mining Fund UNITED STATES GOVERNMENT PRINTING OFFICE...___________ Dyer dolomite member. ___.____-__-_-___ Leadville dolomite------_------_----------__ Weber (?) ...shear zones on Finnback Knob. Faults near Hilltop mine _________________ Faults of the southern section...Faults in the central part of the Leadville disFaults in the Nevada Tunnel.. ____ _______ Bowden and related |  | | Book | | enter must be obtained to prevent trespass. Old mine workings are dangerous and entering underground...oFtne ato aa Gem Ghd nQkTeane Uva a nes ly ia" mine Ui nrobs inesob cere ts ou ioe tok us 'aaieomolitt...exception of the rhodochrosites of the Sweet Home Mine, Alma, Colorado, which were loaned for photography...and the Central Mining District, Grant County Burro Mountains Apache No, 2 District Lake Valley Caballo...Mountains Chloride District Hansonburg District Socorro Area New Placers District Grants Area Nacimiento |  | | Journal (issue) | | ..........Pg. 16 Riemvasmaak South Africa 2008 Mining Update .......................... Pg. 20 Colorado...days of Colorado’s gold, silver, and base metal mining are past, and those who want specimens must look...thousand-square-mile batholith have many currently active mining claims, and a few classic sites (such as Crystal...fluoride minerals, and the South Platte pegmatite district known for its concentrations of uranium, thorium...challenge Calumet to even find dumps where decent iron mine specimens can be found. Silverton, has been Ouray |  | | Journal (article/letter/editorial) | | (above). Pyrite, Alice Glory Hole, Clear Creek County. Cluster of intergrown crystals showing light...Figure 2 (right). Pyrite, Mountain Spring mine, Rico, Dolores County. Cluster of modified cubes; specimen...C*O*L*O*R*A*D*O PYRITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427 Mineral photographs...in significant amounts in virtually all of the mining districts of the Colorado mineral belt. (The Colorado...elongated, highly mineralized zone running from Boulder County in the northeast diagonally across the state to |  | | Report (volume) | | depth__________ Precipitates from mine waters under superficial conditions_ Composition of mine waters of the Jopliu-region___________...Arizona__________________________ 208 Note on the Bisbee district, Arizona, by F. L. Ransome_ 209 Globe and Miami...Morenci, Arizona. _________________ ___ 217 Ely, Nevada, by A. C. Spencer_________________ 219 Santa Rita...Mexico____________________ 22J Burro Mountain district, New Mexico_____________ 222 , Cananea, Mexico... Utah, by B. S. Butler_________ 229 Yerington, Nevada _______________1________ 231 Jerome, Arizona, by |  | | Book (edition) | | who have been engaged in the study of our great mining regions, especially in the West, have laid the...now in the active practice of the profession of mining engi neering. J. F. K. DECEMBER, 1899. NO TEXT...125-129; Marquette district, 129-136; Menominee dis trict, 136-139; Penokee-Gogebic district, 139-143; Vermilion...Valley, 260-262; Colorado, 262-272; Example 30, Leadville, 262-266; Example 30a, Ten Mile, Summit Co., 266...266, 267; Ex ample 306, Monarch District, Chart'eeCo., 268; Example 30c, Eagle River, Eagle Co., 268; |  | | Report (issue) | | GROUND WATER IN THE VICINITY OF THE LEADVILLE DRAINAGE TUNNEL, LAKE COUNTY, COLORADO By John T. Turk and 0...Discharge ............................... Effects of Leadville drainage tunnel on ground-water conditions. ....interactions. ............... Effects of the Leadville drainage tunnel on the ore deposits ........ Summary...area of Leadville drainage tunnel Hydrograph of water level in well near station 6+34 of Leadville drainage...portal of Leadville drainage tunnel, 1968-76 ............................ Maps of the Leadville mining district |
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