 | | Report (volume) | | Territories and British North America. Am.Inst. Mining Engineers, Trams., vol. 7, pp. 455-522; vol. 8...Arizona. Arkansas. Asia. Australasia. Bermuda. California. Canada, with subheadings as follows: Provinces...[BULL. 127. Louisiana. Maine. Maryland (including District of Columbia). Massachusetts. Mexico. Michigan...Minnesota. Mississippi. Missouri. Montana. Nebraska. Nevada. New Hampshire. New Jersey. New Mexico. New York...Canada. Dakota to Texas. Rocky Mountain region. California to Washington. Western Canada and Alaska. General |  | | Journal (article/letter/editorial) | | Mineralization in a Magmatic-Related Iron Oxide Copper-Gold System* JOHN F. SLACKâ U.S. Geological Survey, National...magmatic-hydrothermal processes in an iron oxide copper-gold (IOCG) system. Deposits of the Idaho cobalt belt...Blackbird district, which are cobaltite and, less commonly, chalcopyrite rich with locally abundant gold, native...the Blackbird district that in places have concentrations of cobaltite, chalcopyrite, gold, and xenotime;...xenotime. Most sulfide-rich deposits in the Blackbird district are enclosed by strata-bound lenses composed mainly |  | | Report (volume) | | of Science A. I. M. E__. American Institute of Mining and Metallurgical Engineers Aardrijksk Aardrijkskundig...cientiflca Circular' Classe classification Company, County Collections Committee Communications Comparative...Devonian development diagram Direccidn Dissertation district distribution Division Doctoral, Document Doctoral...Meteorological, etc. microscopic, etc. Mimeographed Mineral, Mining mineral resources Mineralogic, etc. Miscellaneous...Antonio Alzate Memorias vol. 55 nos. 10-12. Mexico City. Academia de ciencias me"dicas, fisicas y naturales |  | | Journal (article/letter/editorial) | | 03755, USA CDepartment of Applied Earth Sciences, Stanford University, Stanford, CA 94305, USA (Received...the Kiruna iron ore district, Sweden, and the southeast Missouri iron ore district, and a review of literature...magmatic zone of northwest Canada, the Bayan Obo district of China, and perhaps the Redbank breccia pipes...Wernecke Mountains, Yukon, and the Mount Painter district, South Australia (Coats and Blisset, 1971; Lambert...such as the giant iron ore deposits of the Kiruna district, Sweden, and the Fe-REE deposits of Bayan Obo |  | | Journal (issue) | | used on one other report. where the birds denoted mine villages in a region of Mexico. It predates the...interest in the Black Hills and its mineral deposits (gold) it was ordered that 2,000 copies of the report...works in mineralogy, early surveys, paleontology, mining, meteoritics, regional geology, and ol.d & new...com PO Box 455 ⢠Poncha Springs, Colorado 81242 USA Phone: 719-539-4113 ⢠Fax 719-539-4542 SUMMER 2002...Printers. ON THE COVER: Fluorapatite. King Lithia Mine. near Custer. Pennington Co.. SD. 1.5 X 1.5¡ miniature |  | Witt, W. K., Hagemann, S. G., Roberts, M., Davies, A. (2020) Cobalt enrichment at the Juomasuo and Hangaslampi polymetallic deposits, Kuusamo Schist Belt, Finland: a role for an orogenic gold fluid?. Mineralium Deposita, 55 (2) 381-388 doi:10.1007/s00126-019-00943-y | Journal (article/letter/editorial) | | Kuusamo Schist Belt, Finland: a role for an orogenic gold fluid? W. K. Witt 1 & S. G. Hagemann 1,2 & M....axis and are cut by tabular quartz-muscovite-pyrite gold lodes in the S2 axial plane orientation. The chlorite...muscovite replaces chlorite within metres of the gold lodes. Cobaltite and Co-enriched pyrite formed because...from pyrrhotite in relatively S-poor gold lodes by an As-rich gold ore fluid, during late-D2. Potassium...fractures, by the now depleted gold ore fluid. Approximately 5 vol.% pyrite in the gold lodes displays extremely |  | Macdonald, A. James, Lewis, Peter D., Thompson, John F. H., Nadaraju, Genga, Bartsch, Roland, Bridge, David J., Rhys, David A., Roth, Tina, Kaip, Andrew, Godwin, Colin I., Sinclair, Alastair J. (1996) Metallogeny of an Early to Middle Jurassic arc, Iskut River area, northwestern British Columbia. Economic Geology, 91 (6) 1098-1114 doi:10.2113/gsecongeo.91.6.1098 | Journal (article/letter/editorial) | | theTriassic Granduc volcanogenic massive sulfidedeposit, gold-rich skarns suchasMcLymont Creekof probable EarlyJurassic...izationoccurred in Earlyto MiddleJurassic timeandis coAu, Cu-Au-Mo; skarnCu, Au), to intermediatelevel, shearspatialwith...Brucejack Lake,JohnnyMtn. Au, Ag, (Cu, Mo) Snip mine Porphyry (i) Cu-Au (ii) Cu-Au-(Mo) (iii) Au (i)...'4'4'4'+4' 4'4'4'+ 4' STIK1NE ASSEMBLAOE Paleozoic Mine,deposit, or 4'4'4'4'4'4'4'4'4' lO o 1o + + +...relatively smallarea(approx Kerrdeposit formedcopper-gold porphyry deposit hosted byprobable Up6,000km2).Deposit |  | | Journal (issue) | | Twenty thousand producing mining enterprises are taxed 28.9 per Mining taxes have increased 710.7...7 per rent, since 1909. The mining industry is forced to absorb excessive cn-ts imposed by the government...or AH Division of Mineral Tariffs Bureau of Mining Economics Information Service Division Proper...The Mining Congress Journal Library Hotel Reservations Stenographic Service The American Mining Congress... C. Organized, 1H9H 24 Years of Service THE MINING CONGRESS JOURNAL March. 1922 The two-fisted |  | | Book | | Table 3.âProduction of coal, iron ore, copper, lead, gold, and silver in the principal producing countries:...territories in population, agriculture, manufactures, and mining ...-..-----.--Mliniall jertachois: lay re@mamyol...MeTMItALONsIOm Del UuseLOlscehnsUs Statistics: Ol MINING eee Qeciee eae oe inne eee cee nena ewe recone...employed during each month, by minerals, in the mining of which more than-2;000iwereiemploy.edil 9022...-/----------------102 Table 46.âWages paid for contract coal mining, and amount paid in allowances, by states and territories: |  | Fox, David C.M., Spinks, Samuel C., Pearce, Mark A., Barham, Milo, Le Vaillant, Margaux, Thorne, Robert L., Aspandiar, Mehrooz, Verrall, Mike (2019) Plundering Carlow Castle: First Look at a Unique Mesoarchean-Hosted Cu-Co-Au Deposit. Economic Geology, 114 (6) 1021-1031 doi:10.5382/econgeo.4672 | Journal (article/letter/editorial) | | terranes. Introduction The Carlow Castle copper-cobalt-gold (Cu-Co-Au) deposit is hosted in the Roebourne greenstone...Minor surficial Cu and Au mining occurred intermittently until 1957 (Openpit Mining Limited, 1987; Ruddock...Fig. 2A; App. Figs. A1, A2) and (2) a cobaltite-gold-chalcocite assemblage (assemblage two hereafter;...electrum (Au,Ag), typically >75% Au. Volumetrically, gold occurs in trace abundances as micron-scale inclusions...appears to be a clear genetic relationship between gold and cobaltite mineralization, as electrum most commonly |  | | Journal (issue) | | power arrangements it was able to make there. The city has agreed to build a $70-million, 500,000-kw steam-power...in its 24th week, has not only idled most of the mining, smelting, and refining capacity in the US, but...refinery capacity to meet the expected expansion in mine output. At the end of 1966, there \Vere 12 electrolytic...will push the date back. Kennecott's Anne Arundel County, Md., refinery ~as being increased to 276,000 tpy...be increased 17 % , or 346,000 tons. Free World mine capacity had been previously expected to increase |  | | Journal (volume) | | VENTING 74 Accidents, Chinese Laws Concerning Mine.. Accidents During Second Ten Days of Month Accidents...in Ohio, 1911 Accidents, To Decrease Anthracite Mine Account, Profit, and Loss Accumulations of Gas,...535 400 636 83 409 Page Antiseptic Treatment of Mine Timbers Antitrust Laws and the Coal Industry Apparatus...Appointment of H. M. Inspectors Appointment of Ohio Mine Inspectors Appropriations for Bureau of Mines, Recom-...Recom- mended Air-Compressor Explosion Africa, Gold Dredging Agitation of Slime Pulp, Air- Lift Agitator |  | | Book | | not just a picture book. Rather, it is a veritable mine of information, telling everything the collector...Vincenzo de Michele. curator of mineralogy at the City Museum of Natural History in M ilan , wrote : â˘...you If you plan to vIsIt an operating quarry or mine where a permll Is required make the necessary arrangements...LAKE BAILEY N I DELAWARE MINE DUMPS IOATOUTE CHLORASTROUTEI 2 AMYGDAlOID MINE DUMPS 3 AGATE HARBOR (AGATES...(AGATES THOMSONITE ON BEACH\ )l MUD VLAKE TO MANDAN MINE - HARD SURFACE Field drawing to locate a collecting |  | | Journal (issue) | | across the USA thereâs a need for energy and Fairchild is there. From the face of the mine to the open...Coal Industry the most advanced and dependable mining equipment available today. Add to that the dedication... cd . niall meet the energy PVC and Rubber Mine a Belting sâ { Belt Conveying Idlers Preparation...Reader Service #6 n aL OU S MINING GOAGRE PUBLISHED BY THE AMERICAN MINING VOLUME 65 Number 7 July...not necessarily represent those of the American Mining Congress PUBLISHER J. Allen Overton, Jr EDITORIAL |  | Acosta-Gongora, P., Gleeson, S. A., Samson, I. M., Ootes, L., Corriveau, L. (2015) Gold Refining by Bismuth Melts in the Iron Oxide-Dominated NICO Au-Co-Bi ( Cu W) Deposit, NWT, Canada. Economic Geology, 110 (2) 291-314 doi:10.2113/econgeo.110.2.291 | Journal (article/letter/editorial) | | ECONOMIC GEOLOGISTS Vol. 110 MarchâApril No. 2 Gold Refining by Bismuth Melts in the Iron Oxide-Dominated...observed in arsenopyrite II. The second mechanism of gold refining is explained by the occurrence of contemporaneous...hydrothermal fluids that also could have fractionated gold during transport in solution and deposited it in...Ca-Fe-amphibole-magnetite-biotite-altered rocks. Overall, the gold upgrading at NICO is consistent with the liquid...on gold concentration in this and potentially other Au-Bi-Te-Fe-As-S-rich iron oxide-copper-gold (IOCG) |  | Botcharnikov, R. E., Holtz, F., Mungall, J. E., Beermann, O., Linnen, R. L., Garbe-Schonberg, D. (2013) Behavior of gold in a magma at sulfide-sulfate transition: Revisited. American Mineralogist, 98 (8) 1459-1464 doi:10.2138/am.2013.4502 | Journal (article/letter/editorial) | | Mineralogist, Volume 98, pages 1459â1464, 2013 Behavior of gold in a magma at sulfide-sulfate transition: Revisited...sulfide-sulfate transition in the magma. Keywords: Gold, sulfur, sulfide, solubility, partitioning, enrichment...Bockrath et al. 2004). Since the behavior of HSE and gold is strongly controlled by the nature of the sulfide...(IHPV). Experiments at 1050 °C were conducted in gold capsules that are relatively resistant to the reaction...pyrrhotite 1459 1460 BOTCHARNIKOV ET AL.: BEHAVIOR OF GOLD IN A MAGMA [~50 mg/g Au; synthesized following |  | | Journal (issue) | | Weeklv Price Authority Published by Engineering and Mining Journal Since 1930 A McGRAW-HILL PUBLICATION V...annual meeting at the Hotel Delmonico in New York City. Alcoa has tarted aluminul"' conductor production... Under the agreement with Admiral Consolidated Mining Co., American Zinc will explore and develop the...Zinc is also developing the neighboring Calhoun Mine. A Liberian ore-conveying plant has been built for...Progre88 Report Undersea mining ... where do we stand? Thomas A. Wilson E&MJ Mining Editor ow attractive |  | Gao, Fuping, Du, Yangsong, Pang, Zhenshan, Du, Yilun, Xin, Fengpei, Xie, Jinsong (2019) LA-ICP-MS Trace-Element Analysis of Pyrite from the Huanxiangwa Gold Deposit, Xiongâershan District, China: Implications for Ore Genesis. Minerals, 9 (3) 157 doi:10.3390/min9030157 | Journal (article/letter/editorial) | | Analysis of Pyrite from the Huanxiangwa Gold Deposit, Xiongâershan District, China: Implications for Ore Genesis...major gold deposit in the Xiongâershan district, which is the third-largest gold-producing district in China...time-resolved depth profiles show that invisible gold occurs primarily as solid solution or as homogeneously...homogeneously distributed nanoparticles of native gold, electrum, or Au-Ag-Te minerals in Py1, whereas it is...magmatism. Keywords: LA-ICP-MS; trace elements; pyrite; gold mineralization; Xiongâershan 1. Introduction The |  | | Journal (issue) | | standard nickel powder to 85Âźt from 77žt. Hanna Mining upped its ferronickel quote 7½r to 82:Y,t, but...Pipe Lake ore deposits 20 mi south of the Thompson Mine in northern Manitoba. And as part of the company's.... . . . . . . . . . . . . . . .. FIRE REFINED GOLD ¡SILVER¡ PALLADIUM¡ PLATINUM¡ MOLYBDENITE .......Chibuluma mine won't be restored before next year. Flooding closed the Zambian copper mine in early October...considering construction of a $64-rnillion potash mine and mill near Nokomis, Sask. King Resources of Denver |  | | Book (volume) | | Auckland Bogota Caracas Lisbon London Madrid Mexico City Milan Montreal New Delhi San Juan Singapore Sydney...School. ANALGESIC; BARBITU- versity of Southern California. Titanium. Uni- COM- Addicott, Prof. Frederick...Department of Botany, Univer- POUNDS. sity of California, Davis. ABscission Abzug, Dr. Malcolm J. Manager...Department, TRW Systems Group, Redondo Beach, California. AILERON; ELEVATOR (AIRCRAFT); STABILIZER (AIRCRAFT)...England. Coxopoxtâcoauthored. ries, Palo Alto, California, and Physics Department, San Francisco State |  | | Journal (article/letter/editorial) | | Geology Vol. 98, 2003, pp. 1271â1290 Metallogeny of Gold in the Precambrian of Northern Europe KRISTER SUNDBLADâ ...Turku University, Finland Abstract Fennoscandian gold deposits have been successfully explored in a wide...potential for future new discoveries of economic gold in northern Europe. Careful geological documentation...documentation of a number of previously productive gold deposits, such as Haveri and Saattopora (Finland), Boliden...Pahtohavare (Sweden) represent a new generation of gold mines, and recent research on these enables an improved |  | | Journal (article/letter/editorial) | | Proterozoic Au-Co-U mineralization in the Kuusamo district, northeastern Finland Heikki S. Pankka a and Erkki...Engineering, Geology and Geophysics, Houghton, M149931, USA b Geological Survey of Finland, Regional Office for...Proterozoic A u - C o - U mineralization in the Kuusamo district, northeastern Finland. In: G. Ga~il and K. Schulz...chalcopyrite, uraninite, molybdenite, scheelite, gold and tellurides. The Fe-sulphide deposits are similar...are subdivided into uranium, barren sulphide, and CoAu-U-bearing types. The latter appear to be economically |  | | Journal (article/letter/editorial) | | Geology Vol. 98, 2003, pp. 1329â1353 A Review of Gold Mineralization Styles in Finland PASI EILU,â ,* Department...Helsinki, Finland Abstract A wide range of styles of gold mineralization has been recognized in Finland, including...placer deposits. Gold production in the past was principally as a byproduct from the mining of Paleoproterozoic...of production from recently discovered, gold-only deposits. Gold mineralization occurred during distinct...in eastern and northern Finland contain orogenic gold deposits dated at about 2.75 to 2.70 Ga, suggesting |  | | Journal (article/letter/editorial) | | started ongoing initiatives related to deep sea mining. These include the evaluation of mineral resources...zinc-rich minerals, with precious metals (e.g., gold and silver) being present in lesser quantity as...zones are generally confirmed from drill cores and mining production; no distinction is made between production...27% of the total metal resource, respectively). Gold and silver provide additional resources for less...Discussion 6.1. Resource abundance Compared to global mine production (e.g., in 2017; USGS, 2018), the contained |  | | Journal (volume) | | Cause and Prevention of Mine.. Accidents, Cause for Accidents. Fire Boss and Mine Accidents in French Coal...in Pa., Coal-Mine Accident, Preventable Shaft-Sinking Accidents, Some Features of Mine Disasters Acetylene...of Acetylene Lamps, Gases from 189,254, Acetylene Mine Lamp, New Acids on Concrete, Action of Action of...Afterdamp Ahmeek Mining Co., Concrete Shaft Lining Ainsworth & Sons, Wm., Arnold Acetylene Mine Lamp 1 293...Mountains Anthracite Mine-Cave Commission Report, 468, Anthracite Mine, Cerrillos Anthracite Mine Law, Proposed |
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