 | | Journal (issue) | | J. Scovil photo. In this issue also: Twin Creeks mine, USA Scott KLEINE, Bryan K. LEES & Malcolm SOUTHWOOD...Paul Cragan (USA) Malcolm Southwood (Australia) Associated Photographer: Jeff Scovil (USA) Contact: s...Spectacular orpiment specimen from Cut 62 in Twin Creeks mine, Nevada, USA; 9.6 cm high. Azurite Corporation specimen...well-crystallised orpiment at the Twin Creeks mine in Northern Nevada, USA, and it's subsequent extraction...corporations; one of them the mining company that owns and operates the mine, and the other a company that |  | | Catalog/List | | Internet, Fax, and Mail) Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 PRELIMINARY...866-835-3243 Email: Bid@HA.com Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Thursday...Devonian, Silica Shale Formation Sylvania, Ohio, USA This is an almost pristine specimen of the classic...maximus Ordovician, Richmond Formation Mt. Orab, Ohio, USA This classic specimen of Isotelus maximus, the State...Edwardsville Formation Crawfordsville, Indiana, USA This robust little example is of the same genus as |  | | Journal (issue) | | Hemimorphite & Rosasite From the Alice Mine, Goodsprings, Clark Co., Nevada Tony Nikischer Excalibur Mineral...lot of material from the Alice Mine, near Goodsprings, Clark Co., Nevada. The deposit had been worked as...unknownolive greenelongatedneedlesfrom the Alice Mine provedto be molydofomacite, as evidencedby Mo>CrEDSanalysis...of the Big Mike Mine in the mouth of Panther Canyon, Tobin Range, Pershing Co., Nevada. The Big Mike copper...and cuprite, Cu2O. Mining of the ore body took about three years. Open pit mining was followed by a leaching |  | George, Luke L., Biagioni, Cristian, Lepore, Giovanni Orazio, Lacalamita, Maria, Agrosì, Giovanna, Capitani, Gian Carlo, Bonaccorsi, Elena, d'Acapito, Francesco (2019) The speciation of thallium in (Tl,Sb,As)-rich pyrite. Ore Geology Reviews, 107. 364-380 doi:10.1016/j.oregeorev.2019.02.031 | Journal (article/letter/editorial) | | Xiangquan, China, the world’s solitary Tl-only mine, hosts around 250 tons of Tl (Zhou et al., 2005)...Recently, the Tl-rich nature of several small pyrite ± baryte ± iron oxide ores hosted in the metamorphic units...the Canale della Radice mine (sample CDR4) and the last from the Fornovolasco mine (sample FOR19). These...small orebodies belonging to a series of pyrite ± baryte ± iron oxide ore deposits located within a ~10...lensshaped bodies with pyrite or magnetite and minor baryte. The geological setting of these deposits is described |  | | Book | | exotic to readers from other continents because mining is currently pretty insignificant in Europe. However... . . . . . . . . . . . . . . . . 1.10 Open-Pit Mining . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . 1.11 Underground Mining . . . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . 1.13 Deep-Sea Mining . . . . . . . . . . . . . . . . . . . . . . . ... . . . . 4.1.2 Polymetallic Veins in the Ore Mountains . . . . . . . . . . . 4.2 Orogenic Gold Veins |  | | Journal (article/letter/editorial) | | marcasite/, arsenopyrite-2, gold-2), IV (fluorite, baryte, siderite, pyrite-3, chalcopyrite, sphalerite,...The Roudný deposit was the most important gold mine in Bohemia (Czech Republic) at the end of the 19th...19th and beginning of the 20th century. Intense mining began in the middle of the 18th century, but most...samples All the studied samples come from the Aleška mine of the Roudný deposit (samples RB-4 and RB-5 samples...the 420 m level, collector F. Novák, 1956; the mine level for sample R-1 is not specified, collector |  | | 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...Lake Road occurrence, Faraday Township, Hastings County. In fall 1994, Dan and Shelley Lambert extracted |  | | Journal (article/letter/editorial) | | present of mining and metallurgy of lead . . . . . . . . . . . 18.7.2. Past and present of mining and metallurgy...hampering our access to mineral deposits, such as mining depth controlled among others by the geothermal...Hewett in 1927 who was able to demonstrate that in mining countries exploitation, export and import of metals...passed its climax. At the very end the domestic mining industry can no longer cater for the needs and...looked up in various publications such as the “World Mining Data”, a yearbook issued by Weber and Zsak (2007) | | | Journal (article/letter/editorial) | | present of mining and metallurgy of lead . . . . . . . . . . . 18.7.2. Past and present of mining and metallurgy...hampering our access to mineral deposits, such as mining depth controlled among others by the geothermal...Hewett in 1927 who was able to demonstrate that in mining countries exploitation, export and import of metals...passed its climax. At the very end the domestic mining industry can no longer cater for the needs and...looked up in various publications such as the “World Mining Data”, a yearbook issued by Weber and Zsak (2007) |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada...are as follows: Mt. (mount or mountain), Mts. (mountains), R. (river), Is. (island), Vole. (volcano), Penin |  | | Book | | company 350 Main Street, Malden, MA 02148-50120 USA 108 Cowley Road, Oxford OX4 1JF, UK 550 Swanston...55–75 parts per million (ppm). The economics of mining dictate that these metals need to be concentrated...definitions Indicated Probable Measured Proved Mining, metallurgical, economic, marketing, legal, environmental...the Australian and South African Institutes of Mining and Metallurgy. now reasonable agreement as to...and modifying factors such as those related to mining techniques, metallurgical extraction, marketing |  | | Journal (issue) | | David Bate. Back cover: Panoramas in the Peak District: Mam Nick landslide into Edale, from Mam Tor;...whereas most accounts emphasize recruitment from mining communities, the expertise of sewer workers from...assessment of groundwater supplies and the siting of mine, trench and dugout systems. Some of the world’s...Carboniferous succession and the area’s extensive mining history. Council Council met on six occasions...polygons 15–60 m in diameter, commonly with parallel, twin, raised rims where uplift of the host sediment has |  | | Report (volume) | | Mine Water Hydrogeology and Geochemistry Geological Society Special Publications Society Book Editors... GEOLOGICAL SOCIETY SPECIAL PUBLICATION No. 198 Mine Water Hydrogeology and Geochemistry EDITED BY P...Clearance Center, 27 Congress Street, Salem, MA 01970, USA: the item-fee code for this publication is 0305-8719/00/$15...Wiltshire, UK. Distributors USA AAPG Bookstore PO Box 979 Tulsa OK 74101-0979 USA Orders: Tel. + 1 918 584-2555...effects of longwall coal mining on overlying aquifers 17 WOLKERSDORFER, C. Mine water tracing 47 WHITWORTH |
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Twin Creeks Mine, Potosi Mining District, Osgood Mountains, Humboldt County, Nevada, USA