 | | Report (volume) | | 1898. Minneapolis, Minn. American Institute of Mining Engineers: Transactions, Vol. XXVII, 1898. New... 12 LIST OP PUBLICATIONS EXAMINED. Canadian Mining Review, Vol. XVII (except No. 4), 1898. Ottawa...Journal, Part 1,1898. Raleigh, N. C. .Engineering and*Mining Journal: Vols. LXV-LXVI, 1898. New York. Essex...Vol. XXX, 1898. Salem, Mass. Federated Canadian « Mining Institute: Journal, Vol. II, 1897, Vol. Ill, 1898...Scranton, Pa. Mining and Scientific Press, Vols. LXXVI-LXXVII, 1898. San Francisco, Cal. Mining Institute |  | | Journal (article/letter/editorial) | | native silver specimen producers-Caribou, Ward, Aspen, and Creede. Secondary silver may be the only form...first two of these occurrences. On the other hand, Aspen and Creede (especially) have produced both primary...discussed below, but the primary silver found at Aspen and Creede will be discussed in the sections covering...Bald Mountain, Caribou area, Grand Island district, Boulder County. Specimen owner anonymous. Downloaded...Midnight mine, Richmond Hill area, Aspen district, Pitkin County. Specimen owner anonymous. Figure 4: |  | | Catalog/List | | Design District Showroom 1518 Slocum Street • Dallas, TX 75207 Heritage Auctions Design District Showroom...contains images of superb specimens representing, Gold, in nugget and crystallized form, as well as Platinum... From massive vibrant Gold nuggets from Australia to sublime crystallized Gold specimens from the famed...catalog. Gold, and for that matter Platinum, is very rare in nugget form as the majority of Gold has been...difficult to fully comprehend the true rarity of Gold, but it has been theorized by some, including by |  | | Report (issue) | | ............................................... Gold ................................................................................................. Gold ..................................................Building Stone — 50 Clays 50 Coal 52 Fluorspar 52 Gold ..'. 53 Graphite .... 53 Gypsum 54 Iron 55 Limestone...DEPOSITS OP NORTHWESTERN COLORADO BARITE GRAND COUNTY Barite is reported as occurring on the Vasquez...River,1 a left branch of the Frazer River, in Grand County. N o attempt has been made to ship barite from |  | | Journal (article/letter/editorial) | | donate-heed genetic studies of the famous mining districts of Leadville, Aspen, and Gilman TABLE deposits in the...(Mi~~si~i~), The detent The stratigraphic Leadville district: Geology mineral Beaty, Landis, and summary...deposits Leadville-Gilman ares Beaty et al. district, Colorado: Thompson parI I. Geologic studies...Geofo~ and origin of ore deposits in the Leadville district. Colorado: Pdri Il. O&m, hydrogen, carbon, and...the Leadville district, with emphasis on occurrences in the Black Cloud mine, Lake County, Colorado Gilman |  | | 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...of very little importance, although some coarse gold lias been recovered by panning and crude sluice...were reported as having been picked up within the district were brought to Havre and Chinook, no vein of |  | | Report (issue) | | CHARLES D. WALCOTT, DIRECTOR GEOLOGY ASPEN MINING DISTRICT, COLORADO WITH ATLAS JOSIAH EDWARD SFURR...formation xvii _ 53 _ 54 _ 54 Aspen special map Aspen Mountain 56 v CONTENTS. vi CHAPTER...descriptive geology Continued. Page. Aspen special map Continued. Aspen Mountain Continued. 5(3 Folding...Folding.- 58 Faulting Resume of structure on Aspen Mountain... Smuggler Mountain Resume of structure...Description of sections Resume of structure on Aspen special Tourtelotte Park special map 1 Resume |  | | 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... and the South Pass district,, which has a record of producing $450,000 in gold from 1868 to 1872, Kirwin...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) | | LEAD AND ZINC. A NEVADA ZINC DEPOSIT. By H. FOSTER BAIN. Introduction. The production of zinc ores in...Colorado, with Leadville as the main shipping district, continued in the lead.. The mines of the Magdalena...made from other States and Territories, including Nevada. Important amounts of ore have been brought in...this investigation the Potosi mine in southern Nevada was visited, and certain of its geologic relations...least one o Spurr, ,T. E., Descriptive geology of Nevada south of the fortieth parallel and adjacent portions |  | | Journal (article/letter/editorial) | | barite, fluorite, talc, copper, zinc, lead, silver, gold, iron, nickel, manganese,thorium, vanadium, and...Wyoming(33) and the Gas Hills District,Wyoming (88). In the AmbrosiaLake District, New Mexico,the primaryore...more than 12 milliontonsof zinc-lead-copper-silver-gold ore has been TABLE 1 DISTRICTS EXEMPLIFYING ORE...INDIGENOUS ROCK OPENINGS ABOVE AN UNCONFORNiITY District or mine Capitol Reef, Utah Elk Ridge, Utah...SoutheasternMissouri Lead District.--The lead depositsof the SoutheasternMissouri Lead District are disseminatedreplacementsin |  | | Journal (article/letter/editorial) | | and geochemistry of jasperoids from the Gold Bar district, Nevada Received: 17 May 2005 / Accepted: 11 June...Springer-Verlag 2006 Abstract Gold Bar is one of several Carlin-type gold mining districts located in the...Battle Mountain–Eureka trend, Nevada. It is composed of one main deposit, Gold Bar; five satellite deposits;...and four resources that contain 1.6 Moz (50 t) of gold. All of the deposits and resources occur at the...faults in slope facies limestones of the Devonian Nevada Group exposed in windows through Ordovician basin |  | | 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 |  | | Report (issue) | | 218pp., 1905. Economic geology of the Bingham mining district, Utah, by J. M. Boutwell, with a section on...geology and ore deposits of the Coeur d'Alene district, Idaho, by F. L. Ransome and F. C. Calkins, 203...Georgetown quadrangle (together with the Empire district), Colo., by J. E. Spurr and G. H. Garrey, with..., 1910. Geology and ore deposits of the Butte district, Mont., by W. H. Weed, 262 pp., 1912. Geology...Geology and ore deposits of the Breckenridge district, Colo., by F. L. Ransome, 187 pp., 1911. Geology and |  | | Report (volume) | | ....................................... Sierra Nevada and Pacific Coast region ............................................................... Sierra Nevada and Pacific Coast region................................ 54 55 55 55 55 55 56 56 57 57 Sierra Nevada and Pacific Coast region.......................... 61 Sierra Nevada and Pacific Coast region................................. 61 District of Columbia................................................. Nevada................................. . ........... |  | | Report (issue) | | W. W., Mineral resources of southwestern Alaska [gold and copper]: Bull. 379, pp. 147-152, 1909. 50c....mineral resources of parts of the Alaska Peninsula [gold and copper]: Bull. 467, pp. 125-131, 1911. BANCROFT...Reconnaissance of the ore deposits in northern Yuma County, Ariz.: Bull. 451, 130 pp., 1911. 30c. -. The ore...H., Geology and ore deposits of the Park City district, Utah: Prof. Paper 77, 231 pp., 1912. BROOKS,...The mineral deposits of Alaska and the Alaskan mining industry in 1913: Bull. 592, pp. 1-74, 1914. 413 |  | | Journal (article/letter/editorial) | | Mexico. Transactions of the American Institute of Mining Engineers, -DUMBLE, Nell' From the New York...-Geological Survey of Western Australia. of the Coolgardie Gold Field. By Torrington Blatchford, B.A., F. G. S....and Coke; Monograph XXXI, Geology of the Aspen Mining District, Colorado, by Josiah Edward Spurr. Atlas...accompany Monograph XXXI on the Geology of the Aspen Mining District, Colorado. Maps and Descriptions of Routes |  | | 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...district____________________________________________ Aspen district_____________________________________________...district_______________________________ ~osquito Range district, including some outlying parts of the Leadville...district____________________________________________ Gold Brick district_________________________________________ |  | | Journal (article/letter/editorial) | | little relation to the compositionof the vein. Thus gold quartz veins in California have a highly carbonatizedwall-rock...1878 (75) in his reportson the Michigancopper district. This alterationwas regardedby Pumpellyas a resultof...(55) descriptionof the wall-rock alterationin the gold-silverveins of Ophir, Californiapublishedin 1894...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 |  | | Report (volume) | | ............................................... Gold and silver........................................relations and minerals of gold............................ Solubility of gold............................114 114 . 114 114 118 125 125 Precipitation of gold with manganese oxide......................... 128...relations and minerals of gold Continued. Page. Sources of manganese in gold deposits...................relation of deep-seated enrichment in gold to clialcocitization.. 133 Gold and silver tellurides.......... |  | | 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) | | Geology of the Aspen 15-minute Ouadrangle JL VSi^r \«/ 0EOLOOICAJ. SURVEY PROFESSIONAL P^PER Geology... Geology of the Aspen 15-minute Quadrangle, Pitkin and Gunnison Counties, Colorado By BRUCE BRYANT GEOLOGICAL...Data Bryant, Bruce Hazelton, 1930Geology of the Aspen 15-Minute quadrangle, Pitkin and Gunnison Counties...1. Geology Colorado Aspen region. 2. Mines and mineral resources Colorado Aspen region. I. Title. II...deposits of unknown age.......................... Gold Hill........................................ References |  | | Report (issue) | | host-rock bedding. Black Cloud mine, Leadville district. Sherman-type ore (bottom) in paleokarst breccia...with ferroan dolomite. rv1oose mine, North Alma district. Photographs b)' \Villiarn Sacco, Peabody Museum...Johansing Leadville district: Geology and the origin of ore deposits in the Leadville district, Colorado: Part...and the origin of ore deposits in the Leadville district, Colorado: Part II. Oxygen, hydroge n, carbon...the Leadville district, with emphasis on occurrences in th e Black Cloud mine, Lake County, Colorado . |  | | Report (volume) | | ........................ 5 5 Distribution of mining districts...................................................................................... Nevada.......................................................................... PART II. Catalogue of mining districts, by J. M. Hill..................................................... Classification of mining districts...................................................................................... Nevada............................................... |  | | Report (issue) | | 95-131,1911. BECKER, G. F., Reconnaissance of the gold fields of southern Alaska: Eighteenth Ann. Rept...Ann. Rept., pt. 3, pp. 515-571, 1901. Placer gold mining in Alaska in 1902: Bull. 213, pp. 41-48,1903...92-93, 1903. Placer mining in Alaska in 1903: Bull. 225, pp. 43-59, 1904. Placer mining in Alaska in 1904:...18-31, 1905. The mining industry in 1905: Bull. 284, pp. 4-9, pi. 2, 1906. The mining industry in 1906:... pi. 1, 1908. The mining industry in 1907: Bull. 345, pp. 34-53, 1908. The mining industry in 1908: Bull |  | Huff, Dante E., Holley, Elizabeth, Guenthner, William R., Kaempfer, Jenna M. (2020) Fe-oxides in jasperoids from two gold districts in Nevada: Characterization, geochemistry, and (U-Th)/He dating. Geochimica et Cosmochimica Acta, 286. 72-102 doi:10.1016/j.gca.2020.07.014 | Journal (article/letter/editorial) | | Pre-proofs Fe-oxides in jasperoids from two gold districts in Nevada: characterization, geochemistry, and (U-Th)/He...J.M., Fe-oxides in jasperoids from two gold districts in Nevada: characterization, geochemistry, and (U-Th)/He...Ltd. Fe-oxides in jasperoids from two gold districts in Nevada: characterization, geochemistry, and (U-Th)/He...Golden, CO, USA b Department of Mining Engineering, Colorado School of Mines, Golden, CO, USA c Department... Urbana, IL, USA Keywords Jasperoids; Fe-oxide (U-Th)/He chronology, Carlin-type gold deposit Abstract |
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