 | Johnston, M. K., Thompson, T. B., Emmons, D. L., Jones, K. (2008) Geology of the Cove Mine, Lander County, Nevada, and a Genetic Model for the McCoy-Cove Hydrothermal System. Economic Geology, 103 (4) 759-782 doi:10.2113/gsecongeo.103.4.759 | Journal (article/letter/editorial) | | v. 103, pp. 759–782 Geology of the Cove Mine, Lander County, Nevada, and a Genetic Model for the McCoy-Cove...Round Mountain, Nevada 89045 AND KEITH JONES Small Mine Development, P.O. Box 251, Battle Mountain, Nevada...Fish Creek Mountains, Lander County, Nevada. Through the end of mining in 2001, large-scale open-pit...southwest of the town of Battle Mountain, Lander County, Nevada (Fig. 1). Through the end of production...large-scale open-pit and associated underground mining at the two deposits yielded 3.3 million ounces |  | | Journal (article/letter/editorial) | | March/April: Cacoxenite, Dravo quarry, Shelby ‘County, Alabama. Dan Behnke photo. MayIJune: Stibnite...Medal (gold) and gold-and-quartz specimen, Paymaster mine, Timmins, Ontario, Canada. Royal Ontario Museum...beryl, Violet claims, Wah Wah Mountains, Beaver County, Utah. Private collection, Jeffrey Scovil photo. ...329; New Mexico, 109; Utah, 377, 409; West Virginia, 165 Barium-pharmacosiderite, Utah, 41 1 Benton, R.,...180-82 Beryl, Virginia, 237 Beudantite, Utah, 411 Bindheimite, Utah, 41 1 Bismuthinite, New Mexico, 109 Bismutite |  | | Report (issue) | | CALITI ES OF UTAH by Kenneth C. Bullock UTAH GEOLOGICAL AND MINERAL SURVEY a division of the UTAH DEPARTMENT...JANUARY 1981 MINERALS AND MINERAL LOCALITIES OF UTAH by Kenneth C. Bullock Nature displays her most.... . . . . . 1 Chapter I. Mining Districts of Counties and the State of Utah. . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . . . . 1 County Listings. . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . 1 Chapter II. Mining Districts of Utah . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | National University] at 06:43 31 December 2014 mine in Colorado, and they found virtually the entire...others, chalcopyrite, galena, sphalerite, pyrite, acanthite, bornite, calcite, dolomite, siderite, barite...tetrahedrite and pyrite specimen from the Anchor mine, Park City, Utah. The specimen was in the stock of Jendon...present time are from the Sweet Home mine, near Alma, Park County, Colorado, where it occurs with rhodochrosite...localities include the Silverton-Eureka district, San Juan County, where tetrahedrite is often silver rich; |  | Castor, S. B., Boden, D. R., Henry, C. D., Cline, J. S., Hofstra, A. H., McIntosh, W. C., Tosdal, R. M., Wooden, J. P. (2003) The Tuscarora Au-Ag District: Eocene Volcanic-Hosted EpithermalDeposits in the Carlin Gold Region, Nevada. Economic Geology, 98 (2) 339-366 doi:10.2113/gsecongeo.98.2.339 | Journal (article/letter/editorial) | | Vol. 98, 2003, pp. 339–366 The Tuscarora Au-Ag District: Eocene Volcanic-Hosted Epithermal Deposits in...Mexico Bureau of Geology, New Mexico Institute of Mining and Technology, Socorro, New Mexico 87801 RICHARD... California 94025 Abstract The Tuscarora mining district contains the oldest and the only productive...productive Eocene epithermal deposits in Nevada. The district is a particularly clear example of association of... and Carlin-type deposits may lie beneath the district. Introduction 120° Period Source Au (oz) |  | | Journal (article/letter/editorial) | | hidden t re a s u re and other mines in the ophir district T O O E L E C O U N T Y, U T A H O re deposits...Mountains in 1865, and soon afterward the Ophir mining district was organized. The Hidden Treasure, Chicago...were the most famous mines in the early days of Utah mining (Gilluly 1932), producing many millions of dollars...the district until 1972, when the Ophir Hill Consolidated mine closed. The Hidden Treasure mine lies...lies at the top of Dry Canyon, affording spectacular views of the Stansbury Mountains and Rush Valley to |  | | Report (issue) | | Cu-Mo Deposits: Yerington, Robinson, Hall, Bingham Canyon October, 1994 [ ,l I : f l [ l l, l. L....of the Arizona Geological society, society for Mining, Metallurgy and Exploration Inc., and the U. s...We also want to thank collectively, all of the mining companies and staff who graciously allowed us to...Talapoosa and Olinghouse districts and the Gooseberry mine. Northeast of Lovelock we pass through Roberts'...volcanic rocks ; the Relief Canyon, Willard, Standard and Florida Canyon gold deposits hosted in Triassic |  | | Book | | shore, in the desert, in the National Parks, on old mine tips or even in the soil in their yard. Many people...present in large enough quantities to warrant its mining and refining. Parting A smooth fracture in minerals...Brownstone, which is used for building in eastern USA, comes from Conn., Wy., Neb. Californian and S. Dakotan...age. Mined in the Appalachian Mts. Peat occurs in USA and in Canada. Important mineral fuel, until recently...Birmingham, Alab. Hematite is interbedded with chert at Lake Superior. Many ironstones are mined commercially |  | | Book | | DVD label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo...Magmatic-Hydrothermal History of the Río Blanco-Los Bronces District, Central Chile: Development of World’s Greatest...Chuquicamata District, Northern Chile Geologic Overview of the Escondida Porphyry Copper District, Northern...Northern Chile Geology of the Bingham Canyon Porphyry Cu-Mo-Au Deposit, Utah Geology and Exploration Progress...± Molybdenum Deposits of the Ertsberg-Grasberg District, Papua, Indonesia Clyde A. Leys, Mark Cloos, |  | | Journal (issue) | | someone complain about the environmental effects of mining, I remind them that the smart phone they are using...Colorado-Wyoming State Line diamond-bearing kimberlite District. Peter Modreski and Jack Thompson also presented...trip was led to the Henderson Mine, near Empire by Ian Merkel, the mine geologist whose assistance in...the present day, within a historical context of mining development and population growth in the state...speaker was Don Earnest, who worked at the Idarado Mine and various others, who is a geological consultant |  | | 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...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton; |  | Catchpole, H., Kouzmanov, K., Putlitz, B., Seo, J. H., Fontbote, L. (2015) Zoned Base Metal Mineralization in a Porphyry System: Origin and Evolution of Mineralizing Fluids in the Morococha District, Peru. Economic Geology, 110 (1) 39-71 doi:10.2113/econgeo.110.1.39 | Journal (article/letter/editorial) | | Evolution of Mineralizing Fluids in the Morococha District, Peru Honza Catchpole,1,†,* Kalin Kouzmanov,1...polymetallic mineralization) in the Morococha district, central Peru, is part of a large magmatic-hydrothermal...Toromocho porphyry Cu-Mo deposit in the center of the district and display a typical concentric base metal zonation...encountered in porphyry-centered districts (e.g., Bingham, Butte) and show that both porphyry and polymetallic...constitute economically important Zn, Pb, Ag, and Cu mining districts that are centered on porphyry Cu ± Au |  | | Report (volume) | | ....................................... 102 District of Columbia ................................................................................... Utah...................................................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...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |  | | Book | | museum quality but many minerals can be found on mine dumps or can be purchased or traded. After introducing...granite but with no quartz. Sandstone (South Dakota, USA) _9_ A darker rock than granite but with a similar...Dolomite resembles limestone but contains magnesium. Salt, coal and oil are associated with sedimentary deposits...sedimentary rocks and are often associated with salt deposits because they are precipitated from evaporating...cubic. Fluorite is a common example. Aragonite (Utah, USA) 27 Crystals Crystal Morphology The term morphology |  | | Book (volume) | | instance, a single Spodumene crystal from the Etta Mine near Keystone on the east side of the Mount Rushmore...beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds...Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles Eye Tunnel |  | | Book | | be minerals. Microcline, Crystal Peak, Colorado, USA * 12 x 9x 5 om MINERALS: PRODUCTS OF A CHANGING...CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species Minerals...zeolites. Calcite (septarian nodule), San Juan County, Utah, USA * 18 x 24x Bem 14 | MINERALS: PRODUCTS...Madagascar e(2x23x3em Quartz, Mount Ida, Arkansas, USA ° 14x 15 x 10 cm Corundum, Mozambique * 17 x 11...mineral pigments. LEFT: Malachite, Bwana M’Kubwa Mine, Ndola, Copperbelt, Zambia * 22 x 26 x 16 cm 22 |  | | Book | | primary copper are in the Keweenaw Peninsular. Lake Superior, USA, the largest being 15 x 7 x 3m (approx. 50...(5'A in) long occurred in the Ray mine and in Bisbce, Arizona, USA. Very fine spincl-law twins up to...secondary cementation origin in association with acanthite, stephanite, proustite, pyrargyrite, copper and...cavities in the Keweenaw Peninsula near Lake Superior, Michigan, USA. Wires, up to 100 mm (4 in) long, come...come also from the San Gcnaro Mine in Huancavclica and Uchucchaqua, Peru. New finds of silver wires, up |  | | Journal (article/letter/editorial) | | (rightbackground) mines, Butte, ca. 1965. World Museum of Mining photo. 6 The Mineralogical Record, volume 33...hole.” The ground in the Butte mining camp, especially in the Kelley mine, was just full of vug holes ...World Museum of Mining is also located in Butte, at the site of the old Orphan Girl mine. . . . So wrote...an underground stope at Butte, Montana’s Kelley mine in the early 1970’s (Dolph, 1994). The wonderful...only comprehensive mineralogical study of the district. This work is as valuable today as it was 37 years |  | | Book | | primary copper are in the Keweenaw Peninsular, Lake Superior, USA, the largest being I 5 x 7 x 3m (approx....140mm (5½ in) long occurred in the Ray mine and in Bisbee, Arizona, USA. Very fine spinel-law twins up to...secondary cementation origin in association with acanthite, stephanite, proustite, pyrargyrite, copper and...cavities in the Keweenaw Peninsula near Lake Superior, Michigan, USA. Wires, up to 100 mm (4 in) long, come...come also from the San Genaro Mine in Huancavelica and Uchucchaqua, Peru. New finds of silver wires, up |  | | Journal (article/letter/editorial) | | This form of pollution may arise from mine wastes (acid mine drainage) Sulfides such as covellite (CuS)...argentite Chalcocite structure Cu2S chalcocite Ag2S acanthite Ring or chain structure group Stibnite structure...leaching of arsenopyrite in the presence of common acid mine drainage bacteria (e.g. Leptospirillum ferrooxidans)...arsenopyrite (FeAsS) reacted in the presence of the acid mine drainage bacterium Leptospirillum ferrooxidans,... py, cass, sph, cpy, wf Sn, W Pine Creek, CA, USA Zinc–lead skarns py, sph, gn Zn, Pb Ban Ban, |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Book (edition) | | Wu!fenite. Red Cloud mine, Si/district, Trigo Mountains, La Paz County, Arizona. Smithsonian Institution...and Second Editions PART 2 HISTORY OF ARIZONA MINING AND MINERALOGY The Prehistoric Period 20 Arizona...Deposits 63 The Bisbee District, Cochise County 64 The Tombstone District, Cochise County 70 The Mammoth-St...Mammoth-St. Anthony Mine, Tiger, Pinal County 78 Uranium and Vanadium Deposits 80 Monument Valley 81 - • Vll...Breccia Pipes 87 Pegmatites 88 "Mine Fire" Minerals, United Verde Mine, Jerome Arizona Meteorites PART |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Book | | long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described.../960--20/ 5 ONTARIO Bentley Lake Road occurrence, Faraday Township, Hastings County. In fall 1994, Dan and |  | | Journal (issue) | | Hazen The best grossular garnets from the Jeffrey mine, Asbestos, Quebec ........ .......................1972, and considered to be the finest known Jeffrey mine grossular specimen. Marco Amabili collection; James...(Chester County), Arkansas, Idaho, Iowa, Washington, Colorado (two), New Mexico (the Bingham Canyon mine)...797 A ACANTHITE UNITED STATES and CANADA BRITISH COLUMBIA Beaverdell [Highland Bell] mine, Beaverdell...The Beaverdell mine is one of several small mines in the Beaverdell silver-mining district of southern British |
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