 | | Report (issue) | | 11 The metamorphic belts of Ecuador The metamorphic belts of Ecuador CQVer photograph Cerro Hermoso... OVERSEAS MEMOIR 11 The metamorphic belts of Ecuador M Litherland,] A Aspden and RAJemielita Keyworth...andjf.MIEl,ITA, RA. )994. The metamorphic belts of Ecuador. Overseas Memofr of the British Geologi-cal Survey...7 Andean metallogenesis 9 Metamorphic rocks of Ecuador l0 Stratigraphical nomenclature 10 Metamorphic...Formation 22 Chapiza unit 22 Misahualli unit 22 Zamora granit.oids 24 Salado terrane 27 Upano unit 27 |  | Chiaradia, Massimo, Vallance, Jean, FontbotĂ©, Lluis, Stein, Holly, Schaltegger, Urs, Coder, Joshua, Richards, Jeremy, Villeneuve, Mike, Gendall, Ian (2009) UâPb, ReâOs, and 40Ar/39Ar geochronology of the Nambija Au-skarn and Pangui porphyry Cu deposits, Ecuador: implications for the Jurassic metallogenic belt of the Northern Andes. Mineralium Deposita, 44 (4) 371-387 doi:10.1007/s00126-008-0210-6 | Journal (article/letter/editorial) | | geochronology of the Nambija Au-skarn and Pangui porphyry Cu deposits, Ecuador: implications for the Jurassic...southeastern Ecuador. Nambija has been one of the main gold-producing centers of Ecuador since the 1980s...ores (average 15 g/t, but frequently up to 300 g/t Au). Pangui is a recently discovered porphyry CuâMo...in southeastern Ecuador is dominated by the I-type, subduction-related, Jurassic Zamora batholith, which...intrudes Triassic volca- nosedimentary rocks. The Zamora batholith is in turn cut by porphyritic stocks |  | Markowski, AgnĂšs, Vallance, Jean, Chiaradia, Massimo, FontbotĂ©, LluĂŹs (2006) Mineral zoning and gold occurrence in the Fortuna skarn mine, Nambija district, Ecuador. Mineralium Deposita, 41 (4) 301-321 doi:10.1007/s00126-006-0062-x | Journal (article/letter/editorial) | | Mineral zoning and gold occurrence in the Fortuna skarn mine, Nambija district, Ecuador Received: 24 February...Fortuna oxidized gold skarn deposit is located in the northern part of the Nambija gold district, southern...southern Ecuador. It has been subdivided into four mineralized sites, covering a distance of 1 km, which...which are named from north to south: Cuerpo 3, Mine 1, Mine 2, and Southern Sector. Massive skarn bodies occur...intrusion which crops out below the skarn bodies in Mine 2 and the Southern Sector. Endoskarn alteration |  | Vallance, Jean, FontbotĂ©, LluĂs, Chiaradia, Massimo, Markowski, AgnĂšs, Schmidt, Susanne, Vennemann, Torsten (2009) Magmatic-dominated fluid evolution in the Jurassic Nambija gold skarn deposits (southeastern Ecuador) Mineralium Deposita, 44 (4) 389-413 doi:10.1007/s00126-009-0238-2 | Journal (article/letter/editorial) | | evolution in the Jurassic Nambija gold skarn deposits (southeastern Ecuador) Jean Vallance & LluĂs FontbotĂ©...Jurassic (approximately 145 Ma) Nambija oxidized gold skarns are hosted by the Triassic volcanosedimentary...Piuntza unit in the sub-Andean zone of southeastern Ecuador. The skarns consist dominantly of granditic garnet...Na-enriched zone in the volcanosedimentary unit. Gold mineralization is associated with the weakly developed...NaCl) and ÎŽ18O values between 6.2â° and 11.5â° for gold-bearing milky quartz from the retrograde stage suggest |  | Murciego, A., Garcla Sanchez, A., Dusausoy, Y., Martin Pozas, J. M., Ruck, R. (1997) Geochemistry and EPR of cassiterites from the Iberian Hercynian Massif. Mineralogical Magazine, 61 (406) 357-365 doi:10.1180/minmag.1997.061.406.03 | Journal (article/letter/editorial) | | Europe is an important metallogenic province for tin, tungsten, gold and uranium. In the Spanish part of...Galicia to Extremadura along the metallogenic province of the Iberian Massif. Fourteen of these cassiterite...Sando; 5: Barquilla; 6: La Fregeneda; 7: S.Finx; 8: Sultana; 9: Calabor: 10: Lumbrales: 11: Teba; 12:E1Gejo;...quartz veins; S. Finx (La Coruna), Sultana (Orense), Calabor (Zamora), Lumbrales (Salamanca), Teba (C~... TABLE 1. Summary of the cassiterite deposits Deposit Type Mineralogy Geological setting Referenccs |  | Chiaradia, M., Tripodi, D., Fontbote, L., Reza, B. (2008) Geologic Setting, Mineralogy, and Geochemistry of the Early Tertiary Au-Rich Volcanic-Hosted Massive Sulfide Deposit of La Plata, Western Cordillera, Ecuador. Economic Geology, 103 (1) 161-183 doi:10.2113/gsecongeo.103.1.161 | Journal (article/letter/editorial) | | Tertiary Au-Rich Volcanic-Hosted Massive Sulfide Deposit of La Plata, Western Cordillera, Ecuador M. CHIARADIA...B. REZA SULTANA DEL CONDOR MINERA S.A., Isabel La CatĂłlica No. 882 y Cordero, Quito, Ecuador Abstract...Cordillera of Ecuador, with preliminary estimated reserves of 840,000 metric tons (t) at 4.8 g/t Au, 54 g/t...g/t Ag, 4.1 percent Cu, 0.7 percent Pb, and 4.2 percent Zn. Like the other VHMS deposits of the Western...(MORB)-type geochemical features likely indicating deposit formation in an intra-arc extensional environment |  | | Journal (article/letter/editorial) | | Neoproterozoic-Early Cambrian) magmatic arc; in the other deposit types lead isotopes have more restricted values...terranes and the entire Western Mediterranean province, which are characterized by lengthy crustal histories...replacements, magmatic Ni-(Cu) deposits, and Cu-(Au-Bi) veins, making the Ossa Morena zone differ metallogenically...volcanogenic massive sulfides (South Portuguese zone) or gold-bearing mesothermal systems and shallower W-Sn and...illustrate how the juxtaposition of many different deposit types in a small area can reflect a complex history |  | | Report (issue) | | Mineralogic and Grade-Tonnage Information on Low-Sulfide Au-Quartz Veins by James D. Bliss and Gail M. Jones............................. 1 Definitions of deposit............................................. 1...and mineralogy of deposits classifed as lowsulfide Au-quartz veins were compiled for deposits found throughout...sulfide and nonsulfide mineralogy, gold and silver grades and deposit tonnage. A discussion of ore mineralogy...deposits, including deposit name, country, local geographical area, mineralogy, gold and silver grades |  | | Journal (issue) | | ISSUE: âą Geology and mineralization of the President Mine, Bohemia mining district. Lone County, p. 123 âą... The geology and mineralization of the President Mine, Bohemia mining district, Lane County, Oregon by...Streiff, Geologist, Echo Bay Minerals Company, McCoy Mine, p.o. Box 1658, Battle Mountain, Nevada 89820 ...The geology and mineralization of the President Mine in the Bohemia mining district of Oregon are characteristic...characteristic of a complex volcanogenic epithermal deposit. Three major phases of faulting and five stages |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . Falcon gold mine . . . . . . . . . . . . . . . . . . . . . . ....Elizabeth Lake deposit . . . . . . . . . .. . . . . . . . . . . . . . . . . McMillan Mine . . . . . . .... . . . . . . . . . . . . . . . . . . .. Massey mine .. .. . . . . . . . ..... ... .. . . . . . . . ...Pronto uranium mine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cheney mine . . . . . . ...conglomerate) . . . . . . . . . . . . . . Havilah mine . . . . . . . . . . . . . . . . . . . . . . . . |  | | Report (issue) | | 100 West Pender Street Vancouver, B.C. V6B IRS A deposit copy of this publication is also available for...Occurrences east of Sudbury Falcon Mine Wanup quarry Elizabeth Mine Wahnapitei occurrences MacDonald occurrence...quarry Vermilion River placer deposits Moose Mountain Mine Nickel-copper mines west of Sudbury High Falls Road...occurrence McMillan Mine Wallace Mine Sheguiandah quarry Shakespeare Mine Massey Mine Hermina Mine Elliot Lake...Bi-Ore Mine Pater Mine Pronto Mine Jasper conglomerate occurrences, Highway 546 Glagoma Mine Cheney Mine |  | | Journal (article/letter/editorial) | | over 1.7 billion tonnes of Ni, Cu, Co, Pt, Pd, Au, Ag ore (Lydon, 2007). The polymetallic ore is hosted...of this issue (Map 1) and is linked to mineral deposit-commodity and geochronology data in Tables 1 and...Pond showing no. 2 8 Lot 11, Con 3 9 Agnew Lake mine 10 11 Lot 10, Con 2 12 Ministic Creek, Lot 10, Con...15 Ryanor, Alanen And Maki 16 Lot 8, Con 3 17 Sultana 18 Robb Farm, Se 1/4, S1/2 Lot 7, Con 1 19 Garrison...Ontario Mineral Deposit Inventory Ontario Mineral Deposit Inventory Ontario Mineral Deposit Inventory Ontario |  | | Book | | GOLD De SAGA OF THE EMPIRE MINE 1850â1956 E.W. McQuistTon, J R, GOLD: THE SAGA EMPIRE OF THE...THE MINE 1850â1956 H.W. McQUISTON, JR. BX EMPIRE MINE PARK 1986 ASSOCIATION © 1986 Empire Mine...CONTENTS Preface Gold from Antiquity Historical Background History of Gold Metallurgy Gold Discovered in...United States The Worldâs Greatest Gold Discovery Early Treatment of Gold Ore in the United States Discovery...Mining Discovery of Gold (Placer Gold) Discovery of Lode Gold and the Empire Mine Mining Equipment Development |  | | Report (issue) | | Mendenhall, Director Professional Paper 194 THE GOLD QUARTZ VEINS . OF GRASS VALLEY, CALIFORNIA BY ...Magnetite-pyrrhotite vein _______ .,:.. _____________ _ Gold quartz veins ______________________________ _ Distribution... Page Page 1 2 2 3 3 Ore deposits-Continued. Gold quartz veins-Continued. Vein fractures-Continued... _ Galena ___________________________________ _ Gold _____________________________________ _ Gypsum ___________...Generalfeatures____________________________ Distribution of gold ________ '""________________ Form of ore shoots |  | Tornos, Fernando, Galindo, Carmen, Casquet, CĂ©sar, RodrĂguez Pevida, Luis, MartĂnez, CĂ©sar, MartĂnez, Enrique, Velasco, Francisco, Iriondo, Alexander (2006) The Aguablanca Niâ(Cu) sulfide deposit, SW Spain: geologic and geochemical controls and the relationship with a midcrustal layered mafic complex. Mineralium Deposita, 41 (8) 737-769 doi:10.1007/s00126-006-0090-6 | Journal (article/letter/editorial) | | 1007/s00126-006-0090-6 ARTICLE The Aguablanca Niâ(Cu) sulfide deposit, SW Spain: geologic and geochemical controls and...Niâ(Cu) sulfide deposit is hosted by a breccia pipe within a gabbroâdiorite pluton. The deposit probably formed...complex crop out about 50 km southwest of the deposit in a tectonically uplifted block (Cortegana Igneous...geological features of igneous rocks in the Aguablanca deposit and the Cortegana Igneous Complex indicates that...Complex were not the direct source of the Aguablanca deposit. Crustâmagma interaction was a complex process |  | | Report (issue) | | 12 figs. Price 35tf. 28. Geology of the Mammoth mine, Shasta County, California, b; A. R. Kinkel, Jr...75*. Geology and ore deposits of the Afterthought mine, Shasta County, California, by John P. Albers. 1953...75*. 37. Geology of the Palen Mountains gypsum deposit, Riverside County, California, by Richard A. Hoppin...filling in figs. 16. Geology of the Shasta King mine, Shasta County, California, by A. R. Kinkel, Jr...Suggestions for exploration at New Almaden quicksilver mine, California, by Edgar H. Bailey. 1952. 4 pp., 1 |  | | Book | | acid-free paper Springer International Publishing AG Switzerland is part of Springer Science+Business...ore geology projects. The ïŹrst indications of new gold deposits in the area were found in these projects...Caledonian Precambrian Major metallic mineral deposit Chapters 5 and 6 56° 48° Chapters 7 and 8 40°...geological modelling, not only in deposit scale, but also in semi-regional (near mine) and regional (mineral belts)...uncertainty values represent: (1) Observed in ïŹeld, mine or drill-core; (2) Interpreted from geophysical |  | | Journal (article/letter/editorial) | | the spontaneous vegetation at an abandoned copper mine in Galicia (NW Spain) Otero X.L., Ălvarez E., FernĂĄndez-Sanjurjo...graniticmigmatitic complex, CearĂĄ Central Domain, Borborema Province (NE Brazil) de Araujo C.E.G., Costa F.G., PinĂ©o...metalcryolite mineralized granites from the Pitinga Mine, Amazonia, Brazil Nardi L.V.S., Formoso M.L.L.,...distribution and geological factors in the western Jilin province, China Bian J., Tang J., Zhang L., Ma H. & Zhao...Heaton T.H.E., Stuart M.E., Sapiano M. & Micallef Sultana M., Journal of Hydrology, 2012, 414-415/- (244-254) |  | | Book | | has struck no mineral. . . We believe there is a deposit there, but we will have to drill for it. There...There is nothing to talk about because we have no mine." A drill was at work before the summer. In May...which subsequently became a part of the Kennedy mine. (l5) (l3) Letter from R. C. Jamison, Jan. 28,...royalty of l5^ per ton. They expected to develop a mine and to make a thorough test of the ore in their...feet from the shaft, that completely deluged the mine. (28) Although an additional boiler arrived, (29) |  | | Report (issue) | | beds 1 I. X. L. MINE JESSIE MINE, HATTIE TUNNEL 3 JESSIE MINE, QUINCY TUNNEL 4 JESSIE MINE, GLENWOOD TUNNEL...JESSIE MINE, JESSIE TUNNEL 6 HAMILTON MINE CASHIER MINE FOX LAKE MINE SULTANA MINE. 10 IRON MASK MINE 11...CORPORAL MINE 1Z KELLOGG MINE 13 JUMBO MIN"E 14 EUREKA SHAFT 15 . STANDARD MINE 16 EXTENSION MINE 17 LJGHTBURN...BROOKS-SNYDER MINE 20 FINDING SHAFT 21 BULLION KING MINE 22 ALICE A. TUNNEL 23 NEW YORK MINE 24 JOHANNESBURG...UNION SHAFTS 27 MONO MINE 28 ABUNDA~CE TUNNEL 29 ABUNDANCE SHAFT 30 WELLINGTON MINE, ORO WORKINGS 31 WELLINGTON |  | | Report (volume) | | Copper ores ________________________________ 84 Gold ores _____________________________ sr» Ore minerals..._ 102 H'onghton group_______.._______ 103 Sultana group___________________________ Corbin mine__...Taylor Creek prospects.:_______________________ Gold mines__________________________________ General...descriptions of mines and prospects Continued. Page. Gold mines Continued. Cholmondeley Sound_____________________...mines and prospects 06 X. A, Smelter, tramway, and mine workings on Copper Mountain; .8, Surface workings |  | | Report (issue) | | (Table 1) is a database arranged alphabetically by mine name, that lists the mineralized area, 7-1/2 minute...and longitude location for each mine, sorted alphabetically by mine name. Some mines have several openings...METHODOLOGY The authors painstakingly located each mine on current 1:24,000 topographic maps using geologic...published literature were plotted, but a single mine may contain multiple named adits and/or shafts.... No attempt has been made to show which mine workings are currently accessible and which are not. Mines |  | | Report (volume) | | Posing at the entrance to a shaft of Silver Mountain Mine in 1885 are several of the men most responsible...left to right are: Captain John Trethewey, one-time mine captain at Silver Islet; Thomas Curran; Oliver Daunais...the âSilver King" and founder of Rabbit Mountain Mine; Weisaw or Joseph Manitoshens, Daunais' father-in-law;...Richard Trethewey, superintendent of Silver Islet Mine. Photo by William J. Barrie. TBHMS 981.39.215 2...Statistical History of All Electoral Districts in the Province of Ontario since 1867, (Toronto: Queenâs Printer |  | | Report (issue) | | mineral localities, with the minerals found at each mine or locality. Most mining districts and mineral localities...whole, along with those for which the specific area (mine, for instance) is not known. Other minerals, however...River Range). Escalante District (Mt. Escalante). Gold Springs District (Hamlin Valley). Iron Springs District...Kenneth C. Bullock 3 PIUTE COUNTY TOOELE COUNTY Gold Mountain (Kimberly) District (Deer Creek, Tushar...Mountains). Free Coinage District (Stansbury Mountains). Gold Hill (Clifton) District (Deep Creek Mountains). |  | Lee, Hansol D., Morris, Holly S., Laskina, Olga, Sultana, Camille M., Lee, Christopher, Jayarathne, Thilina, Cox, Joshua L., Wang, Xiaofei, Hasenecz, Elias S., DeMott, Paul J., Bertram, Timothy H., Cappa, Christopher D., Stone, Elizabeth A., Prather, Kimberly A., Grassian, Vicki H., Tivanski, Alexei V. (2020) Organic Enrichment, Physical Phase State, and Surface Tension Depression of Nascent CoreâShell Sea Spray Aerosols during Two Phytoplankton Blooms. ACS Earth and Space Chemistry, 4 (4) 650-660 doi:10.1021/acsearthspacechem.0c00032 | Journal (article/letter/editorial) | | Lee, Holly S. Morris, Olga Laskina, Camille M. Sultana, Christopher Lee, Thilina Jayarathne, Joshua L...can be found elsewhere.35 A micro-oriïŹce uniform deposit impactor (MOUDI; MSP, Inc., model 110) was used...Iowa City, Iowa 52242, United States Camille M. Sultana â Department of Chemistry and Biochemistry, University...McCluskey, C. S.; Hill, T. C. J.; Malfatti, F.; Sultana, C. M.; Lee, C.; Santander, M. V.; Beall, C. M... R.; Wentzell, J. J. B.; Abbatt, J.; Lee, C.; Sultana, C. M.; Ault, A. P.; Axson, J. L.; Martinez, M |
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