 | | Report (issue) | | PROSPECTS OF THE I, H, IE, IV, AND V REGIONS, NORTHERN CHILE compiled by William C. Williams Open-File Report...complement to my dissertation work in northern Chile under the auspices of Dr. John Guilbert at the University...prospects in the I, n, IE, IV, and V Regions of Chile (Figure 1). Over 3000 sites were compiled from published...Geologia y Yacimientos Metaliferos de la Region de Antofagasta: Servicio Nacional de Geologia y Mineria, Boletin...well as descriptions of the major mines throughout Chile with insights as to their genesis. Finally, Frutos |  | | Book | | Cretaceous-Early Tertiary and Metallogenic Scheme of Northern Chile, Between 20· and 26· S T. Bogdanic C.I S. Espinoza...Cretaceous geology and metallogenesis in the north of Chile. This is followed by a paper on Cretaceous evolution...the Cretaceous evolution of central Argentina and Chile in the present volume, due to force of circumstances...Paracotos and Garrapata Formations (Gonzalez de Juana et aI., 1980), have recently yielded Paleocene and...Brisas Formation of the Caracas Group, Gonzalez de Juana et al., 1980). Despite this imprecision, the geometry |  | | Book | | org/details/geologyofchile0000unse The Geology of Chile • The Geologica l Society of London Books Editorial...T. & GIBBO, s, W . (eds) 2007 . The Geology of Chile. The Geological Society, London. CHARRIER, R., PINTO...the Andean Orogeo in Chile. Jn: MORENO, T. & GrnsoNs, W. (eds) The Geology of Chile. The Geological Society...Society, London, 21-114. The Geology of Chile EDITED BY TERESA MORENO Earth Sciences Institute 'J aume...\ii . Grosjean 13. Field excursion from central Chile to the Atacama De<,crt. W. Gibbons & -1. Moreno |  | | Journal (article/letter/editorial) | | ServicioNacionalde Geologfay Minerfa,Casilla10465,Santiago,Chile Abstract Eightygalenasamples fromdifferentmineraldeposits...different ore depositsfrom 48 mining districtsin Chile are presentedhere (Fig. 1). The selected depositsrepresent...Jurassicto Pliocene 1973; Grant et al., 1979). Pb IN CHILE,AN GALENAS In more detailed studiesof metallogeniczonesin...strata-boundbodies (see Wellmer et al., 1983, for the El Toqui mine). PreviousWork on Pb Geochemistryin the Central...basisof Pb isotoperatios from ore minerals(not galena)and other isotopicand geochemicalstudies in the |  | | Journal (article/letter/editorial) | | from different streams in the La Carolina gold district was carried out. We performed 502 analyses on...pĂ©pites d’or prĂ©levĂ©es de divers cours d’eau du district aurifère de La Carolina. Nous avons effectuĂ© 502...same stream, in the La Carolina area, San Luis Province, Argentina. We report on our examination of the...placer gold. GEOLOGICAL SETTING The La Carolina district is located in the Departamento Pringles, Provincia...about 80 km to the north of the capital of the province. The area of the placer deposits forms part of |  | | Report (issue) | | Marsh______________ 137. Stratigraphy and hydrology of the Juana Diaz Formation in the Yauco area, Puerto Rico, by...Tertiary salt domes near San Pedro de Atacama, Chile, by R. J. Dingman_~---------------------------------148... Warren district. Tombstone district __________ _____ do _____________________ Pima district ________________..._____________________ _____ do _____________________ Globe-Miami district _________ _____ do _____________________ _____..._ Mineral Creek district _______ Banner district ______________ Bunker Hill district __________ K (weight |  | | Journal (article/letter/editorial) | | 80-km NW-SE-trending belt, between La Carolina and Sierra del Morro. Several gold deposits, among which those...9.5 Ma and 1.9 Ma. Located 600 km from the Peru-Chile trench, the volcanic belt represents the easternmost...areas, such as at La Carolina, Cerro Tiporco, and Sierra del Morro. At La Carolina, phreatomagmatic breccias...maar-diatreme volcanic setting. At Cerro Tiporco and Sierra del Morro, the volcaniclastic units are related...veins cut basement rocks. In the Cañada Honda district, the most important mineral deposits are the Diente |  | | Report (issue) | | Cordillera del Paine, Patagonian Andes of southern Chile. Photo by Suzanne M. Kay. 10 98765432 II Contents...Puig The Patagonian batholith at 48°S latitude, Chile; Geochemical and isotopic variations . Stephen G...and Ann P. LeHuray Granitoid plutonism in central Chile and its geodynamic implications; A review . Miguel...(he early stages of the Andean cycle in northern Chile . S. Pichowiak, M. Buchelt, and K.-W. Damm 127...the Paleozoic and Mesozoic batholiths of central Chile, the Paleozoic plutonic rocks of the Sierras Pampeanas |  | | Journal (issue) | | . . . . . . . . . . . . 359 SCOTT ROSE QUAR1Z MINE. By Mrs. Edna M. Seo/I ................ 360 TECHNICAL...Mississippi, and South Carolina missing. also the District of C0lumbia) : on Alaska, Hawaii, Philippine Islands...(Louisiana and North Dakota mi~sing) : on the District of Columbia: on Alaska, Canal Zone, Guam, a11d...southeast of San Juan. At one time a small copper mine was operated there in a very inaccessible section...hurricane the cliff slid down and no trace of the mine now exists except for a little malachite visible |  | | Book (edition) | | mackinawita 2.CD con Sn,Pb,Hg, etc. teallita, alabandino, galena, clausthalita, altaĂta, matildita, volynskita,...galenobismutita, cosalita 2.JB Derivados de la galena con Pb freieslebenita, bournonita, andorita, ángelaita...ángelaita, ourayita, seligmannita 2.JC Derivados de la galena con Tl 2.K Sulfoarseniuros con tetraedros AsS4...Freibergita 122 Freieslebenita 124 Friedrichita 125 Galena 126 Galenobismutita 128 Geocronita 129 Germanita...metamorfizado de compleja mineralogĂa. Como inclusiones en galena. BibliografĂa: (1)- Sureda, R.J. und Amstutz, G |  | | Report (volume) | | _______________ _____ Ore deposits _ . Copper World mine ____ _____ _____ Location and topography _ _ History..._____ Black Horse mine _ Leader mine_ '. Isle Royal mine Heavy Weight mine Old Dick mine _______________..._______________ _ Mohawk mine _ ___ Omega mine _. 76 77 78 78 78 78 79 80 84 85 86 87 91 91 91 92 92 98 99 99 100...districts, camps, and properties Continued. Helvetia district Continued. Helvetia camp Continued. Other pro...Beuhman Hill and vicinity ____________________ Cuprite mine ___________________________ Copper Aleck and adjacent |  | | Journal (article/letter/editorial) | | brief outline of the regional geology of this ore province is given, and the geology of three mining districts...Lousal (Portugal), La Zarza and Tharsis (Huelva Province, Spain). A close relationship between sulphide...bref aper~u de la g6ologie r6gionale de cette province metallif6re est present6, et la g6ologie de trois...for their base metal contents. An important copper mine was recently started at Rio Tinto (Cerro Colorado)...(Portugal), La Zarza and Tharsis (both Huelva Province, Spain). Attention will be drawn to the close |  | | Journal (issue) | | Islet Famous mineral localities: the Silver Islet mine, O n ta rio ............... 49 by W. E. Wilson ...Batopilas Famous mineral localities: the Batopilas District, Chihuahua, M e x ic o .........................photo © SILVER crystals, 3.3 by 4.5 cm, from the mine, Kongsberg, Norway. (See the this issue.) Keith...silver mines at all in Asia. He does mention a silver mine in Macedonia that used to yield a talent of the...Phidon of Aegina around 869 B.C., and yet the district did not reach its peak in activity and production |  | | Report (issue) | | GEOLOGY AND MINERAL RESOURCES OF THE ORTIZ MINE GRANT, SANTA FE COUNTY, NEW MEXICO Open-file Report 560...New Mexico 87801 March 2014 ABSTRACT The Ortiz Mine Grant, as defined by a patent issued by the US Congress...approximately 10 mi x 10 mi tract centered on the old Ortiz Mine in the eastern part of the Ortiz Mountain range...Tuerto Hills, in the southwestern part of the Ortiz Mine Grant. These rocks are similar to those exposed...the Ortiz Mountains. Igneous rocks on the Ortiz Mine Grant may be divided into an early calc-alkaline |  | | Book | | explorations, including Gorgona Island, ChocĂł Arc, Sierra Nevada de Santa Marta, La Macarena, and the Guiana...– Ein Beitrag zur Geologie und Petrographie der Sierra Nevada de Santa Marta (Kolumbien, SĂĽdamarika)....Continental Sub-Plate ChocĂł Arc Caribbean Large Igneous Province Central Tectonic Realm circa, approximately centimeter...terranes Igneous-related low-pressure metamorphism Sierra de MĂ©rida (“Venezuelan Andes”) Maracaibo orogenic...Transform Fault System Pacific Terranes Romeral MĂ©lange Sierra Nevada de Santa Marta W-E Tectono-Sedimentary Anomaly |  | | Report (volume) | | FIGURE lead, zinc, and silver in the Lady Bug mine within the large area of altered rock. Other localities...Fruitland Formation near the Himes-Kleckner coal mine shown in plate 1 . . . . . . . . . . . . . . . ...production. Field work included visits to all known mine workings, dumps, prospect pits, veins, and many...shale is a sandy zone 30-40 m thick designated the Juana Lopez Member of the Mancos Shale by Dane, Cobban...sandy shale. The closest described outcrop of the Juana Lopez is approximately 15 km south of the study |  | Villarreal-Fuentes, Janet, Levresse, Gilles, Nieto-Samaniego, Angel F., Alexandre, Paul, Corona-Esquivel, Rodolfo (2016) Geochemistry and geochronology of the Sierra de Gomez Limestone-hosted U deposit, Chihuahua: Implications for distribution of Rio Grande rift mineral deposits in northern Mexico. Ore Geology Reviews, 76. 19-34 doi:10.1016/j.oregeorev.2016.01.004 | Journal (article/letter/editorial) | | com/locate/oregeorev Geochemistry and geochronology of the Sierra de Gomez Limestone-hosted U deposit, Chihuahua:...along the Chihuahua Central Graben. The age of the Sierra de Gomez U-deposit is 1.8 Ma (based on LA-MC-ICP-MS...stable isotopic values for the calcite cement in the Sierra de Gomez Limestone-hosted U deposit illustrates...Chihuahua, the Rio Grande rift and the Basin and Range province overlap and are not physiographically distinguishable...distinguishable from those of the Basin and Range province. In this study, we present new geological, geochronological |  | | Journal (article/letter/editorial) | | Greatervilledistrictson thenorth,the Tyndall district,on thewest-central slopeof therange,andtheFlarshaw...instances, as at the 240 FRANK C. SCHRADER. Flux mine,nearPatagonia, andat the Duquesne-Washington camp...xoo feet is exposed. To the southwestnear the Alto mine in the Tyndall districteffusive featuresare not...diorite in the west-centralpart in the Tyndall district and the quartz monzoniteand granite porphyry in...quartzdioritein the west-central part in the Tyndall district. Granite.--The granite in general is a reddish |  | | Book | | major mountain chai ns, the Sierra Madre Oriental to Lhe east, and the Sierra Madre Occidental to the west...central plateau. A third, smaller mountain range , Sierra del Sur. runs east to \vest in the southern portion...produced specimens from such places as the La Fe Mine in the state of Chiapas and Santa Rosalia in the...foot, or on mules and horses. The provinces of the Sierra Madre Oriental and the Mesa Central {Fig. 2) are...are closely related geologically. The Sierra Madre Oriental is a continuation of the Rocky M o untains | | | Book | | major mountain chains, the Sierra Madre Oriental to the east, and the Sierra Madre Occidental to the west...central plateau. A third, smaller mountain range, Sierra del Sur, runs east to west in the southern portion...produced specimens from such places as the La FĂ© Mine in the state of Chiapas and Santa Rosalia in the...foot, or on mules and horses. The provinces of the Sierra Madre Oriental and the Mesa Central (Fig. 2) are...are closely related geologically. The Sierra Madre Oriental is a continuation of the Rocky Mountains with |  | | Journal (article/letter/editorial) | | Pleistocene dune sands. These are the STRATIGRAPHY Juana Diaz, Ponce, Guanajibo, and San Juan formations...MIOCENE G U A N A J I B O FM. —f f — — ?PONCE FM. JUANA DIAZ FM. OLIGOCENE EOCENE JICARA FM. PALEOCENE...plex, which is exposed in greatest variety in the Sierra Bermeja. The Bermeja complex occurs chiefly in...south side of Sierra Bermeja. SIHCIFIED VOLCANIC AND SEDIMENTARY ROCK: Most of the Sierra Bermeja is composed...as lenses in the serpentinite in the Sierra Melones, the Sierra Bermeja, and much less commonly in the |  | | Book (edition) | | maintain ore reserves, and in the proper location of mine workings to avoid caving ground. In the future he...occurrence of gold in quartz veins in the Krissites district, Greece, later described by Diodorus. Theophrastus...descriptions. He also tells us that Hannibal had a silver mine, named the Baebulo, in southern Spain, in a mountain...metals. Most of them are metallic minerals, such as galena, which is mined for its lead. A few are nonmetallic...Cuprite Enargite Malachite Azurite Chrysocolla Galena Cerussite Anglesite Sphalerite Smithsonite Hemimorphite |  | | Report (volume) | | ....................................... 102 District of Columbia ....................................portion of coarse-grained granite veins in Piedmont Province from alteration of feldspar. In Calhoun County...STATES ALABAMA. H ing in pure white clay at Eureka mine, 4 miles northeast of Valley Head. Etowah County...Quarries at Tallassee Falls, in Elmore County. Galena. Calhoun County, occurs 5 miles west of Jacksonville...County, Blue and Rock creeks. Clay County, Idaho district. Cleburne County, Arbacoochee, Chulafinnee, Kemp |  | | Book (volume) | | Concentration of galena by descending waters Guanajuato, Mexico; Carmen mine. Upper pressure limit Waihi mine. New...termination of veins 87. 88. .... platinum district Mountains. Pyroxene-olivene-magnetite rock, showing...dome Magmatic differentiation of molybdenite; Hxmt mine, Renfrew County, Ontario Sudbury, Ontario. Intrusive...Intrusion of 93. 94. 95. 96. Haggerty mine, Encampment district, Wyoming Bonanza, Zacatecas, Mexico. Surface...Beatrice ore chimney. Bonanza district 99. Providencia tunnel. Bonanza mine 100. Bonanza, Zacatecas, Mexico |  | | Book (edition) | | maintain ore reserves, and in the proper location of mine workings t o avoid caving ground. In the future...alluYial n1ining in pain: " Gold is not only dug from mine , but likewise collected; .. and containing gold...produced by "·ashing than by digging it fro1n the mine..." (H. C. Han1ilton and \\7 . Falroner.) ).lany...descriptions. He also tells us that Hannibal had a .. ilYer mine, named the B aebulo, in southern Spain, in a mountain...metals. 1Io t of them are metallic minerals, such a galena, which is mined for its lead. A fe"· are nonmetallic |
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