 | Foley, Nora K., Caddey, Stanton W., Byington, Craig B., Vardiman, David M. (1993) Mineralogy, mineral chemistry, and paragenesis of gold, silver, and base-metal ores of the North Amethyst vein system, San Juan Mountains, Mineral County, Colorado. Professional Paper 1537. US Geological Survey doi:10.3133/pp1537 | Report (issue) | | Vein System, Sari Juan Mountains, Mineral County, Colorado U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER...Alaska-Rm. 101, 4230 University Dr. • LAKEWOOD, Colorado-Federal Center, Bldg. 810 • MENLO PARK, California-Bldg...Amethyst Vein System, San Juan Mountains, Mineral County, Colorado By NORA K. FOLEY, STANTON W. CADDEY, CRAIG...field of southwestern Colorado and its bearing on the economic potential of the area UNITED STATES GOVERNMENT...Amethyst vein system, San Juan Mountains, Mineral County, Colorado / by Nora K. Foley . . . [et al.]. p. cm. |  | | Journal (article/letter/editorial) | | Creede The last Wild West Silver Mining Camp in Colorado T he Creede mining district, located at a lofty...Mountains of southwestern Colorado. Although silver was discovered in the area in 1876, it did not cause...about the rich strike spread, starting a rush to the area. It was not long before additional rich silver ore...ruin to others. The town, which is the county seat of Mineral County, was the center of mining activities...did not turn into a ghost town as did some other Colorado mining camps and now thrives on a well-established |  | | Journal (article/letter/editorial) | | pp. 947-968 Geology and Mineralization at Equity Silver Mine J. B. CYR, R. B. PEASE, EquitySilverMinesLimited...Smithers, BritishColumbiaVOJ2NO,Canada Abstract Equity Silver mine occursin a homoclinalUpper Jurassicto Cretaceousinlier...developing porphyrysystem. Introduction THE Equity Silver mine, located 38 km southeastof Houston,B. C....PEASE,AND SCHROETER 120• 132 ø ß Ison I 56 o X EQUITY Edmonton SILVERMII•E Calgary ß o / lOO 200...of the Equity Silver mine. RegionalGeology The regionalgeologicsettingof the Equity Silver mine is illustratedin |  | | Journal (article/letter/editorial) | | EconomicGeology Vol. 79, 1984, pp. 969-990 Equity Silver Silver-Copper-GoldDeposit: Alteration and...British ColumbiaV6T 1W5, Canada Abstract The Equity Silver mine is a silver-copper-gold-antimony deposit...BritishColumbia,mined at presentfrom two open pits by Equity Silver Mines Ltd. The depositis containedwithintilted...alteration transect aluminous alteration which in this area consists of an andalusite-pyrophyllite-chlorite...mineralizationof the Equity Silverdeposit,formerly knownasSamGoosly,are discussed in an acTHE Equity Silver Ltd |  | | Journal (issue) | | Inesite, a new U.S. occurrence near Creede, Mineral County, C o lo ra d o ..................................austinite, and plumbian conichalcite from La Plata County, Colorado ............................................ 38 by R. Cobban Metamict minerals at the Bemco mine near Cranberry Lake, New Jersey ..................cinnabar mines 2 Musonoi uranium mine, Katanga, Zaire N’Chwaning mine, Kuruman, South Africa Mibladen...of smoking, silica dust, and radioactivity in the mine may be complicating factors. Manganese mineral dust |  | | Report (volume) | | GEOLOGY AND ORE DEPOSITS OF THE ' CREEDE DISTRICT, COLORADO BY WILLIAM H. EMMONS AND ESPER S. LARSEN WASHINGTON...III. Rocks of the Alboroto group Continued. Page. Equity quartz latite............................................................................. 88 Equity fault.....:......................................the lodes................................... 128 Mine waters.............................................................................. 142 Bachelor mine................................................ |  | | Book | | Ottawa), and Prof. R. W. Hutchinson (Colorado School of Mines, Golden, USA) for their critical and constructive.................. 89 3.4.13 Bolivar, Cerro Bonete Area, Cordillera Occidental, Bolivia ............ 89...Cochabamba Area, Cordillera Oriental, Bolivia ............... 92 3.4.18 Colquechaca, Aiquile Area, Cordillera.................. 100 3.5.3 Kirki (St. Phillippe) Mine, Thrace, Greece .................................. IX 3.5.4 McLaughlin Gold Deposit, California, USA .................................... 102 3.5.5 Prasolov |  | | Corporate Document | | is comprised of 46 mineral claims that cover an area of 12,277 hectares. These mineral claims were staked...from M.J. Mason (Rand JV) Tenure No. No. of cells Area (Hectares) 501202 25 465.875 Jan. 12, 2005 Jan...Bay Mountain property is on Crown land, and the area is open to mineral exploration and development....a large part of Hudson Bay Mountain and adjacent area. Road access is limited to an old exploration road...metres. - 12 - The main resource industries in the area are lumber and agriculture but mining and mineral |  | | Catalog/List | | directly from the miners at the Elmwood Mine in Tennessee, when the mine was actively producing twenty years... 52002 SZENICSITE with POWELLITE Jardinera No. 1 Mine, Inca de Oro, Chañaral Province, Atacama Region...mineral came from one pocket in the Jardinera No. 1 Mine. That find was roughly one cubic meter in volume...000-$3,000 52006 MIMETITE Var. CAMPYLITE Dry Gill Mine, Caldbeck Fells, North and Western Region (Cumberland)...12:00 PM CT 11 52007 FLUORITE De’an Fluorite Mine, Wushan, De’an Co., Jiujiang Prefecture, Jiangxi |  | | Book | | Bancroft Bancroft, H. PI., “History of Nevada, Colorado, and Wyoming, 15-10-1888”, San FFrancisco, (1890)...L., “Notes on Some Mining Districts in Humboldt County, Nevada”, USGS B 414 (1909). S • Science. SLMR...o/'Nevada Section One —Mining Districts CHURCHILL COUNTY ALPINE (Clan Alpine) Gold, Silver, (Molybdenum)...in the Bruner mill. Production. The Broken Hills Mine produced about $70,000 from 1913 to 1920. Geology...topographic map. COPPER VALLEY (Ragged Top) see PERSHING COUNTY COTTONWOOD CANYON see TABLE MOUNTAIN Location |  | | Report (volume) | | 'o.f. the' .· .· · : eese River·:District .ander County. . eVada ···· . ·, ·. ·· .·. " - '· . S U ·R...Ore Deposits of the Reese River District Lander County Nevada By CLYDE P. ROSS GEOLOGICAL SURVEY BULLETIN...________________________ Recent activity in the area----------------.---------------~-~ Evaluation of...CONTENTS Page Geophysical surveys in the Austin area, by E. L. Stephenson ___________ _ Introduction...___________________ ~- _____ .., __________________ _ Mine descriptions _________________________________________________ |  | | Report (volume) | | what the Cordillera Oriental was in the past. The area of the project covered 150,000 km 2 of the Western...aeromagnetic data, that covered almost 60 percent of the area, were reprocessed and TDP contributed funding that...technical assistance to private mine operators about mineral exploration, mine development and operation,...trained to provide technical assistance to private mine operators, as well as to conduct reconnaissance...personnel were to supply guidance to small private mine operators on management and bookkeeping, service |  | | Journal (issue) | | Drives Innovations in Steel Colorado School of Mines Magazine Colorado School of Mines Magazine Cracking...Code April 8, 2010 *Connect with Alumni in Your Area *Show your mines pride * L e a r n w h at ’ s N... Class of 2030, Passings 46 At Your Service Colorado School of Mines 3 Inbox Unconventional Gas...Mines is doing to study or address problems in this area. Several documentaries and even local news sources...enjoyed the Grand Canyon rafting trip, Leadership Summit, CEO panel, annual bike ride, as well as other |  | | Catalog/List | | extremely ine, specimens from the Mammoth-St. Anthony Mine of Tiger, Arizona: now a vanished place alive only...explore another potential mineral buying area, or go into another mine. He travelled to areas that had seen...Atacama Desert to collect Underground Nikolaevskiy Mine, Dalnegorsk, Russia, 1993. "RPG," Artigas, Uruguay...collection that he donated to the Neto and Ed Swoboda to mine University of Arizona RRUFF Project. Another was..............................................22 Colorado ............................................. |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...only about distance from a better known town in the area but also about the administrative regional units...abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada...Uintah County. Utah. and m (2.B. acanthite group). Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado |  | | Journal (issue) | | Heyden Mimetite and duftite from the Mount Bonnie mine, Northern Territory ..............................INTRODUCTION Australia, the island continent with a land area almost exactly the same as the continental U.S....trace. Progressively it became apparent that the area about the settlement held no particular mineral...teacher of languages. In 1836 he was appointed “Mine and Quarry Agent and Geologist” to the South Australian...Mineralogy Section Natural History Museum of Los Angeles County 900 Exposition Boulevard Los Angeles, California |  | | Report (issue) | | ------------_.-_____-_--_.___-______-_Future of the area._______________________________________________...the Quartzburg area, Boise Basin. ___________ 242 41. A, Dacite porphyry, Gold Hill mine; B, Rhyolite porphyry...porphyry, Gold Hill mine; C, Granite porphyry, Belshazzar mine. ._ __ _ 250 42. Granophyre porphyry....______________ 250 43. Composite level map of the Gold Hill mine.______________ In pocket 44. Geologic maps of the...the 250, 400, and 700 levels, Gold Hill mine In pocket in IV CONTENTS Page PLATE 45. Diagrammatic |  | | Journal (article/letter/editorial) | | end-member or in part of, a pipe, as at Bull-Domingo,Colorado types. These terms are preferred to the roughly...andirregularanastomos- TABLE5. Locality Host rocks Equity Silver, B.C., Canada Dacitic tuffs Cinola, B...None known SelectedExamplesof Phreatic Breccias Colorado Irregularvein andpipelike bodies Angular,monolithologic...heterolithologic;three generations Summitville, Colorado Quartz latite porphyry dome 22 to 23 Dome on...logic, three fracture generations Red Mountain, Colorado Rhyolitic to quartz latitic Ring fracture of |  | Kouhestani, Hossein, Ghaderi, Majid, Zaw, Khin, Meffre, Sebastien, Emami, Mohammad Hashem (2012) Geological setting and timing of the Chah Zard breccia-hosted epithermal gold–silver deposit in the Tethyan belt of Iran. Mineralium Deposita, 47 (4) 425-440 doi:10.1007/s00126-011-0382-3 | Journal (article/letter/editorial) | | southwest of the city of Yazd (Fig. 1). Before 2004, the area was not known for gold mineralization. Although...mining activity is evident at the eastern side of the area where a series of irregular galleries have been...and Pb) veins along the southern boundary of the area. The potential for gold and silver mineralization...further and to hold an option to acquire a 70% equity interest in the project. On the basis of an ore...mineralization, Persian Gold geologists sampled the area that hosts a large zone of hydrothermal alteration |  | | Report (issue) | | diccionario de ingles o espanol. Area Area A number of local measures of area are used in Spain and Latin...Latin America: almud (Venezuela) area (Venezuela) besana (Cuba) braza (Panama) cabelleria (Costa Rica) cabelleria...downgrade abajador nm [Sp, M£x] tool carrier in (a mine) abajamiento nm subsidence abajar vtr to lower,...mineros abandonaron la mina 'the miners left the mine' | a. un sondeo to abandon a. well abanico nm fan...| a. de agua water supply abasto nm output of a mine or mill | provisioning, supplying | abundance, great |  | | Journal (article/letter/editorial) | | and epithermal Ag-Au mineralization in the La Luz area, Guanajuato Mining District, México Daniel Moncada...and epithermal Ag-Au mineralization in the La Luz area, Guanajuato Mining District, México, Ore Geology...and epithermal Ag-Au mineralization in the La Luz area, Guanajuato Mining District, México Daniel Moncada1...Geosciences, Virginia Tech, Blacksburg, VA 24061 USA 2 Equity Exploration Consultants, Ltd., 1510-250 Howe...provides a means of scoring and rating each sample or area relative to the likelihood that boiling occurred |  | | Report (volume) | | 2 27 30 Mining districts 2 Hayden Hill, Lassen County, Cal 2 30 30 Location and accessibility 2 History...Mining districts—Continued. Hayden Hill, Lassen County, Cal.—Continued. Ore deposits—Continued.2 Valuable...of the shoots Milling High Grade district, Modoc County, Cal Location History of mining Accessibilty Previous...Future of the district Winters district, Modoc County, Cal Location and accessibility History and production...veins Origin of the veins Age of the deposits Hess mine Coal 2r Page. 2 36 2 36 2 37 2 37 2 38 2 38 2 38 |  | | Book | | 193-256 137-208 129-192 209-264 193-256 [ [ COLORADO-Ill] 177-256 121-184 89-168 1-120 1-88 [ ...177-256 185-280 169-248 [ 425-528 337--400 COLORADO-II] 321--400 337--400 ARIZONA-Ill] 337--400...69-132 65-128 1-64 11 / 1980 20 I 1989 [ COLORADO-I] [ 289-352 385-448 [ AUSTRALlA] 353-504...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 |  | Nokleberg, Warren J., Bundtzen, Thomas K., Dawson, Kenneth M., Eremin, Roman A., Goryachev, Nikolai A., Koch, Richard D., Ratkin, Vladimir V., Rozenblum, Ilya S., Shpikerman, Vladimir I., Frolov, Yuri F., Gorodinsky, Mary E., Melnikov, Vladimir D., Ognyanov, Nikolai V., Petrachenko, Eugene D., Pozdeev, Anany I., Ross, Katherina V., Wood, Douglas H., Grybeck, Donald, Khanchuk, Alexander I., Kovbas, Lidiya I., Nekrasov, Ivan Ya., Sidorov, Anatoly A. (1996) Significant metalliferous and selected non-metalliferous lode deposits and placer districts for the Russian Far East, Alaska, and the Canadian Cordillera. Open-File Report Vol. 1996 (96-513) US Geological Survey doi:10.3133/ofr96513a | Report (issue) | | 9-U.S. Geological Survey, Anchorage INTRODUCTION Mine. A site where valuable minerals have been extracted...deposit, prospect, and (or) mine. Metallogenic belt. A geologic unit (area) that either contains or is...excavation has occurred. Significant mineral deposit. A mine, mineral deposit, prospect, or occurrence that is...epithermal vein deposits, such as those at Creede. Colorado and Dukat. Russian Northeast, has high concentrations...include Sn-Ag deposits containing freibergite. pyrargyrite. polybasite. andorite, stephanite, argentite |  | | Journal (issue) | | ..................... 24 THE BRIDGEWATER COPPER MINE FROM THE COLLECTOR'S STANDPOINT. By W . H. Hayes...geological exploration, engineering and cost estimates, mine development and the treatment of ore in mills or...and roscoelite-typt vanadium-uranium ores of the Colorado Plateau. These closely related ore types are apparently...outcrops were conspicuous gossans. Except on the Colorado Plateau, where the ores were worked and developed...the Colorado P.lt1-teau area and Government operation of two vanadium-uranium plants in that area. There |
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