 | | Journal (article/letter/editorial) |
| Montana Mineral Locality Index Downloaded by [University of Nebraska, Lincoln] at 20:00 09 April 2015...2015 K NOWN AS THE TREASURE STATE, Montana is rich in mineral and gemstone localities. The state motto...with its representation of mining tools clearly proclaim Montana’s mining origins. Montana’s production...published describing the occurrence, collecting, mining, and cutting of the two state gemstones. Figure...2. Granville Stuart established Montana’s first mining camp at Gold Creek in 1860. Geologic Provinces |
 | | Journal (article/letter/editorial) |
| high-grade Au-Ag-Te sample from deep in the Cresson Mine, Cripple Creek, Colorado, analyzed by Unger (2008)...minerals, and the reevaluation of many historic mining districts that took place in the latter half of...29. Ortiz 3, 4 30. Central City 3, 4 31. Boulder County 3, 4 32. Black Hills 3, 4 33. Golden Sunlight...magmatically derived As, Hg, Tl, Te, Cu, and Sb in pyrite from Carlin-type Au deposits in Nevada, which they...in the Cordillera of the Americas farther to the south and elsewhere in the world, it is not known if it |
 | | Journal (article/letter/editorial) |
| 23:14 19 October 2014 Vindicator Mine, Cripple Creek, Teller County, Colorado I n terms of sheer volume...globe, they have striking similarities in their mining history and mineralogy, but their geology is seemingly...ROCKS & MINERALS the Golden Circle mine at Sorrento and the Cline mine at Hancock, Maine, and from a vaguely...vaguely described locality near Monroe, Fairfield County, Connecticut. A compilation of telluride mineral...Consolidated mine at Dahlonega, Lumpkin County, Georgia; the Barite Hill gold mine in McCormick County, South |
 | | Journal (article/letter/editorial) |
| noted Figure 1. Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem collection,...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...million pounds (Del Rio 1960). By comparison, Butte, Montana, produced more than 266 million pounds of copper...the Eagle mine’s (Gil304 ROCKS & MINERALS man district) production. This does not mean that copper has |
 | | Report (issue) |
| 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 -- |
 | | Report (volume) |
| Director Bulletin 842 OF THE GREATER HELENA MINING REGION MONTANA BY J. T. PARDEE and F. C. SCHRADER UNITED...______________________-__-_________--_------___-_ Ophir district.________________________________________________...__________---__--_-___ Austin district._.____..._..._._.____._____.____.___-.___._____ Marysville district.___________...___________________________________________ Gould district._______________________________________________ Stemple...._ Heddleston district.___________________________________________ Wolf Creek district.._..........__ |
 | | Report (issue) |
| quartz and FIGURE 29. Map showing relation of mining prospects to Bear River Range and overthrust. The...from two localities, the Boulder Bonanza-Humming Bird group and the Blackstone mine, west of Paris and St...Limestone, upper Mississippian age.................... Madison limestone.................................... Devonian:...visited are described in geographic order from, south to north. 1 The details regarding the .Cambrian...described as the Victoria No. I, is a short distance south of the Utah-Idaho line. It is said to be the center |
 | | Journal (article/letter/editorial) |
| of northern and western Wyoming. THRUST FAULTS SOUTH OF PARK CITY, UTAH* A. A. Baker, B. J. Sharp, and...other, have been mapped south of the Park City district, Utah, between Bonanza Flat and Pine Creek on...East of Bonanza Flat the upper thrust has brought Weber quartzite (Pennsylvanian) over Madison limestone...In the same area, the lower thrust has brought Madison limestone over Tintic quartzite and possibly Precambrian...thickness cut out may amount to 1000 feet. South of Bonanza Flat the upper thrust has been removed by |
 | | Journal (article/letter/editorial) |
| Peru; at Hotazel and N'Chwaning, South Africa; at Butte, Montana; at Mont St. Hilaire, Ouebec; at several...Rhodochrosite occurs in significant amounts in many mining districts of the Colorado mineral belt, a large...elongated, highly mineraiized zone running from Boulder in the northeast diagonally across the state to...southwestem comer of Colorado. Most of the metal mining in Colorado has been within this belt since the...Sweet Home mine, the 1 1. Urad mine, Clear Creek County 1. Sweet Home mine, Park County Climax mine, the Eagle |
 | | Report (volume) |
| ....................................... 102 District of Columbia ......................................... 139 144 146 153 158 163 169 . 172 174 Montana........................................................... South Carolina......................................:.................... South Dakota.......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 |
 | | Journal (article/letter/editorial) |
| 1878 (75) in his reportson the Michigancopper district. This alterationwas regardedby Pumpellyas a resultof...coherenceof rocks as noted by Weed (93) at Boulder Hot Springs, Montana where granite adjacent to fissures had... A contraryexampleis describedby Burbank from Bonanza, Colorado where a natural barrier to movement of...mayemphasize thealteredzones, for example, by oxidation of pyrite to limohireand hematite. Limestone in the walls...walls of some of the ore bodies in the Bisbee district werebleached as a resultof variablechangesin composition |
 | | Journal (article/letter/editorial) |
| Denver Show Figure I (above). Pyrite, Alice Glory Hole, Clear Creek County. Cluster of intergrown crystals...specimen. Figure 2 (right). Pyrite, Mountain Spring mine, Rico, Dolores County. Cluster of modified cubes;...Muntyan specimen. C*O*L*O*R*A*D*O PYRITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427 Mineral...Mineral photographs by John R. Muntyan PYRITE, IRON SULFIDE, one of Nature’s most common minerals, is...In the United States, fine pyrite specimens have been found at Butte, Montana; Park City, Utah; Washington |
 | | Report (volume) |
| BULLETIN 527 ORE DEPOSITS OF THE HELENA MINING REGION MONTANA BY ADOLPH KNOPF WASHINGTON GOVERNMENT............................ Historical sketch of mining............................................................................................... Madison limestone.......................................................................... Marysville district.......................................................... Drumlummon mine........................................... Cruse mine.......:............. |
 | | Journal (article/letter/editorial) |
| alreadypresentin the rock is sufficient to accountfor the pyrite in the alteredzone. Although there are numerousinstancesof...confirmedby numerousanalyses.Was the iron of the pyrite addedas well as the sulphuror was it alreadypresentin...original rock containssufficientiron to accountfor the pyrite in the altered phasehas beena matter of commentbut...Fe• Fe as Fe FeS2 Total Fe 18. 19. 20. Bonanza, Colo. Andesire 1 Andesite sfd. 4 2.71 2.67 2... 1.04 2.35 -- 4.04 --63 Climax, Colo. O.K. Mine, Utah Qtz. monz., fresh 2 Qtz. monz. alt. 2a 21 |
 | | Report (volume) |
| 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...Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut..... .Prof. William N. Rice, Middletown...........Prof. B. L. Miller, Lehigh University, South Bethlehem, Pa. Florida............Dr. E. H. Sellards |
 | | 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 |
 | | Book (volume) |
| ..........................................258 Montana ............................................................................................427 South Carolina ....................................................................................430 South Dakota ..........................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ............................... |
 | | Report (issue) |
| Cambrian rocks and gold deposits in southwest Montana by Edward T. Ruppel 1 Open-File Report 85-207...elsewhere in southwest Montana........................................... Mayflower mine.....................Silver Star district........................................ Rochester (Rabbit) district....................... Dyce Creek, the Argenta district, and the Bannack district....................................location of the Tobacco Root Mountains in southwest Montana................... Map showing distribution of |
 | | Journal (article/letter/editorial) |
| by the numerous past-producers in the central Montana and New Mexico alkaline provinces of the western...volcanogenic massive sulphide (VMS) deposits (Table 1). Bonanza gold grades characterise a few of the low-sulphidation...porphyries, as documented at Golden Sunlight, Montana (Spry et al. 1996) and Central City and Jamestown...Canyon, New Mexico Foley Ridge and Annie Creek, South Dakota Au–Cu Monzodiorite-quartz monzonite porphyry...Volcanogenic massive sulphide (VMS) Au Golden Sunlight, Montana Au Emperor, Fiji Au Dongpin, China Au Rea, British |
 | | Report (issue) |
| 8.45 Z=7 X-ray Powder Pattern: May Day mine, Colorado, USA. 2.16 (100b), 2.55 (80b), 3.03 (70), 2.62...51 Total 99.7 99.1 100.00 (1) Red Cloud mine, Colorado, USA; by electron microprobe, corresponding to...to Ag4.76 Te3.00 . (2) Bisbee, Arizona, USA; by electron microprobe, correspnding to (Ag5.41 Cu0.02 )Σ=5...sphalerite, colusite, tetrahedrite–tennantite, pyrite. Distribution: A museum specimen, probably from...Quebec, Canada. In the USA, in Colorado, at the May Day mine, La Plata district, La Plata Co.; from the |
 | | Report (volume) |
| Reconnaissance for Radioactivity in the Metal-Mining Districts of the San Juan Mountains Colorado GEOLOGICAL... Reconnaissance for M>-O m Radioactivity in the Metal-Mining Districts of the San Juan Mountains Colorado By...1918Keconnaissance for radioactivity in the metal-mining districts of the San Juan Mountains, Colorado,..._______________ CeboUa district..______________________________ Upper Uncompahgre district. ______ _________________________...Uranium occurrences___________ ________ __ Bonanza district..____________________ ___________________ |
 | | Report (volume) |
| Branch of Distribution, U.S. Geological Survey, 1200 South Eads Street, Arlington, VA 22202 CONTENTS Page...location and means of access to all the metallic mining districts in the State, as well as a large number...documented summary of the beginning of Colorado mining history. Part of his summary is given here in the...and "fool's gold"--commonly either muscovite or pyrite. As soon as vein gold was found in place in 1859...had been recently found in the Tenmile district, Summit County. In his booklet, which today would be classed |
 | | Book (volume) |
| ..........................................221 Montana ............................................................................................366 South Carolina ....................................................................................368 South Dakota ...........................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |
 | | Book (volume) |
| ..........................................221 Montana ............................................................................................366 South Carolina ....................................................................................368 South Dakota ...........................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |
 | | Report (issue) |
| ............................................. Montana ... ..................................................................... Western United States mining districts ....................... World distribution...(21) (22) *114 *115 Geology of the Globe copper district, Arizona, by F. L. Ransome, 168 pp., 1903. The...The mineral resources of the Mount Wrangell district, Alaska, by W. C. Meudenhall and F. C. Schrader, 71...Encampment district, Wyoming, by A. C. Spencer, 107pp., 1904. Economic geology of the Bingham mining district |
