 | | Journal (article/letter/editorial) | | that the Carlos Francisco Mine has beenopened. The name of one other mine needsto be borne in mind--the... . • Fro. x. Map of CentralPart of Casapalca District. C.M., CarmenMember; T.V., TablachacaVoltanits;...Intrusive Rocks. _All the intrusive rocks of the district are similar chemically, but differ in texture...across CasapalcaDistrict looking northeast. bvl, Bella Vista Limestone; tv, TablachacaVolcanics; cc, Carmen...mines,two other veins make off to the eastward--the Bella Union and the Carmen(Fig. I). Toward the hanging-wall |  | | Report (issue) | | deposit. Table 4, part B, gives an alphabetic list of mine and properties followed by the deposit name. CHARACTERISTICS...deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent... Pyrrhotite appears to be been reported in just a single mine in the East Belt of the Sierra Nevada foothills...(Malcolm, 1912), galena was widely considered by mine operators to be correlated with better gold grades...was described in a carbonate quartz veinlet in one mine in the Mother Lode system (Knopf, 1929). Method |  | González-León, Carlos M., Solari, Luigi, Valencia-Moreno, Martín, Heimpel, Mario A. Rascon, Solé, Jesús, Becuar, Elizard González, Santacruz, Rufino Lozano, Arvizu, Ofelia Pérez (2017) Late Cretaceous to early Eocene magmatic evolution of the Laramide arc in the Nacozari quadrangle, northeastern Sonora, Mexico and its regional implications. Ore Geology Reviews, 81. 1137-1157 doi:10.1016/j.oregeorev.2016.07.020 | Journal (article/letter/editorial) | | this work is to characterize the arc rocks based on new cartography, stratigraphy, U-Pb and K-Ar geochronology...zone 2 and are restricted to central Sonora in the region of the Cortés terrane (Campa and Coney, 1983)....Laramide magmatism in northeastern Sonora, in a region where no previous detailed studies have been carried...regional data for northeastern Sonora, we addressed new SC data for three other plutons located south and... 1933). Outcrops of the Laramide rocks in this region are much more restricted than they are in central |  | | Report (issue) | | rock (lapa 53 Gold 6 23 seca) 6 53 6 Morro Velho mine 26 Sericitic quartzite and schistose conglomerate6...'58 6 Raposos mines Minas series6 33 60 Bicalho mine 6 33 Caraga group6 60 6 Gaia, Gabirobas, and Faria...Schist and phyllite6 61 6 Urubu mine Age relations6 34 61 6 Bella Fama mine 34 Itabira group6 61 6 Ribeirao...Velho mine, Nova Lima. 7. Geologic maps of 2, 4-6 levels, Raposos mines. 8. Map of the Bicalho mine. Page...of topographic and geologic mapping of the iron region of central Minas Gerais, done jointly by the U |  | | Journal (issue) | | of the Champion Mine. The mine was managed by Copper Range Company. The Champion Mine had six shafts at...still in operation in 1930. During the 1930s the mine was working the 48th level, 4,800 feet from the...Champion Mine was one of the largest and richest copper mines in the Lake Superior region. The mine produced...between 1899 and 1925. During this same period, the mine paid $29,070,261 in dividends. Figure 1: View of...around 1929. The mine operated for nearly 65 years before closing in 1967. The mine was one of the longest |  | Chen, H., Clark, A. H., Kyser, T. K., Ullrich, T. D., Baxter, R., Chen, Y., Moody, T. C. (2010) Evolution of the Giant Marcona-Mina Justa Iron Oxide-Copper-Gold District, South-Central Peru. Economic Geology, 105 (1) 155-185 doi:10.2113/gsecongeo.105.1.155 | Journal (article/letter/editorial) | | Giant Marcona-Mina Justa Iron Oxide-Copper-Gold District, South-Central Peru HUAYONG CHEN,1,†,* ALAN H...magnetite and copper-rich centers of the Marcona district record independent metallogenic episodes widely...China Geological Survey, 45 Fuwai Street, Xicheng District, Beijing, P.R. China, 100037. ‡‡Present address:...well-defined tectonomagmatic environment in this region provides an ideal context for clarification of...EVOLUTION OF THE GIANT MARCONA-MINA JUSTA IOCG DISTRICT, PERU different perspective on the genesis of |  | | Journal (article/letter/editorial) | | MINERALS 127 A Check List of Minerals from Kelly, New Mexico -B1I- Downloaded by [University of Arizona]...C. Gordon, at that time employed at the Graphic mine, and some years later Mr. Gordon's private collection...material. Unfortunately the Kelly mine was shut down, the Graphic mine working in sulphide ore only, and...Actinolite Pyrite Tremolite Quartz Hedenbergite Cuprite Epidote Hydrozincite Garnet Tenorite Calamine Melaconite...One of the most beautiful minerals fouild in the district. It oeeurs in a great variety of forms and ranges |  | | Journal (article/letter/editorial) | | leaf gold, smoky quark, and turquoise specimens, New Mexico boasts an array of mineral species. RAMON...Albuquerque, New Mexico 87110 THE PURPOSE OF THIS INDEX is to provide a comprehensive listing of New Mexico...Particular attention was directed toward incorporating new information on discoveries and occurrences, although...made to compile all of the mineral occurrences in New Mexico-a venture of that magnitude is beyond the...classic Minerals of New Mexico is the basic reference for locations. Abstracts from the New Mexico mineral |  | | Journal (article/letter/editorial) | | PORPHYRY COPPER DEPOSIT 1061 the Pilares copper mine by the Phelps Dodge triangulargrid andthe centr...IP anomalies,ranging from 15 to 30 milliseconds district; these volcanicsconsist of a thick series of (time...anomalies. The regionalgeologyof the Nacozari district was The U.N. begandrillingin the fall of 1966...holesweredrilled,two of whichintercepted chalco- mine. A map includedwith that publicationshows cite enrichment...vicinityof Pilares,the Bella furthertestedthemineralized zoneby drillingnine Union mine,and the CaridadAntiguamine |  | | Report (Issue volume) | | 3 Where to Look Quarries, mine workings (pits, trenches, etc.), and mine dumps arc usually good places...caution. Permission should be sought before entering a mine, quarry or other private property; in active mining...by Canadians or visitors in Canada. The rights of mine and property owners should be observed at all times...by G. F. Kunz (The Scientific Publishing Companv, New York, 1890 ). Gemstones of N. Amer.-Gemstones of...1957 . GSC, Ann. Rept. (New Ser.)-Geological Survey of Canada , Annual Report, New Series. GSC, Bull.-Geological |  | | Report (issue) | | Geology and Ore Deposits of the Metaline Zinc-Lead District Pend Oreille County Washington By MCCLELLAND G...structure in the most economically important %inc-lead district in the State of Washington UNITED STATES GOVERNMENT...1902Geology and ore deposits of the Metaline zinc-lead district, Pend Oreille County, Washington, by McClelland...1902Geology and ore deposits of the Metaline zinc-lead district, Pend Oreille County, Washington. 1964. (Card...1926 joint author. II. Title: Metaline zinclead district, Pend Oreille County, Washington. (Series) For |  | | Journal (article/letter/editorial) | | potentially valuable sedimentary datasets in the region of study have been underexploited. While the Scotia...spectroscopy (SEM-EDS) capabilities has added a new dimension in identification of substances based on...of Argentine Tierra del Fuego. These data provide new constraints on the sources of sediment reaching the...contain biotite, chlorite, titanite, magnetite, and epidote (Saunders et al., 1979; Stern et al., 1992). Whereas...hornblende, clino- and orthopyroxene, allanite, epidote, titanite, olivine, and biotite (Hervé et al., |  | Litherland, M., Annells, R. N., Appleton, J. D., Berrangé, J. P., Bloomfield, K., Burton, C. C. J., Darbyshire, D. P. F., Fletcher, C. J. N., Hawkins, M. P., Klinck, B. A., Llanos, A., Mitchell, W. I., O'Connor, E. A., Pitfield, P. E. J., Power, G., Webb, B. C. (1986) The geology and mineral resources of the Bolivian Precambrian shield. Overseas Memoir 9. British Geological Survey | Report (volume) | | ages from metamorphic and granitoid rocks 88 53 New interpretation of the S. American geotectonic pattern...concentrates 116 66 Geological sketch map of the La Bella pegmatite field 119 67 Iron and manganese deposits...Serranfa San Sin16n 109 28 Gold values in the Vein-mine Belt, Serranfa San Simon 109 29 Chemical composition...overall development of this virtually unn1apped region by delimiting areas favourable for the location...is bounded to the north and east by Brazil. The region constitutes a large part of the 'unknown' Bolivia |  | | Book | | Originally published by Springer-Verlag Berlin Heidelberg New York in 1990 Softoover reprint of the hardcover 1st... First, it is primarily a report of facts, or a new interpretation of known facts. The coverage of the...above and, at the same time, it will help to define new research and exploration objectives. January 1990... . . . . . . . . 147 X Contents El Aguilar Mine: An Ordovician Sediment-Hosted Stratiform Lead-Zinc...Deposits Huaripampa and Carahuacra in the Mining District of San Cristobal, Central Peru M. Dalheimer . |  | | | | diffraction, are reported here in order to give new insights into (1) the mineralogy and crystal chemistry...single-crystal X-ray diffraction), in order to give new insights into the crystal chemistry and genesis of...eclogite-facies conditions, the same event developed lower-P epidote-blueschist facies assemblages in the Combin Zone...Mt Avic Massif and the Cogne serpentinite; 4b = epidote blueschist-facies unit (the ‘Combin Zone’). ARF:...3 Val Meriana; 4 Lago Gelato; 5 Tour Ponton; 6 Bella Lana; 7 Alpe Vernouille; 8 Cogne. Modified after |  | | Report (issue) | | NEW MEXICO STATE BUREAU OF MINES AND MINERAL RESOURCES Don H. Baker, Jr., Director Frank E. Kottlowski...Geologist Plus more than z8 undergraduate assistants New Mexico Tech Staff Advisors GALE BILLINGS, Geoscience...Deposits of Sierra County, New Mexico by GEORGE TOWNSEND HARLEY 1934 New Mexico State Bureau of Mines...Mines and Mineral Resources New Mexico State Bureau of Mines and Mineral Resources Don H. Baker, Jr.,... Director A Division of New Mexico Institute of Mining and Technology Stirling A. Colgate, President |  | | Journal (article/letter/editorial) | | PELITIC AND PSAMMITIC SCHISTS FROM THE NAGATORO DISTRICT, SAITAMA PREFECTURE, JAPAN* TADASHI MARIKO...about 150 metamorphic rocks from the Nagatoro district of the Sanbagawa metamorphic belt in the Kanto... LOCATION AND GEOLOGICAL OUTLINE The Nagatoro district is located at about 75km northwest of Tokyo, and...and metamorphic zoning of a part of the present district were already * Part of this study was presented...pressure side), the greenschist facies and the epidote-amphibolite facies, respec tively. MINERAL ASSEMBLAGES |  | | Journal (article/letter/editorial) | | comprising the Coast Mountains Batholith had to be new additions from the mantle wedge. A prolonged period...Batholith just prior to initiation of magmatism in the region. Keywords: Insular superterrane; lithospheric column;...DeCelles et al. 2009). In this study, we present new major and trace element as well as strontium, lead...Earth and Planetary Sciences at the University of New Mexico. The data were generated from quartz separates...with accessory minerals that include apatite, epidote, titanite, and zircon. In addition, Fe –Ti oxides |  | | Journal (issue) | | Thirty-three, Number Six Articles Hubeite, a new mineral from the Daye mine near Huangshi, Hubei Province, China... . . . . 473 by R. H. Currier The Nueva Vizcaya mine, Burguillos del Cerro Badajoz, Spain . . . . . ...520-299-5702 E-mail: minrec@earthlink.net What’s New in Minerals: Springfield Show 2002 . . . . . . ....specialization, such as the minerals of a certain state or mine, the minerals of a particular metal or compositional...can. An advertised auction may result in finding new homes for some of it, while generating revenue for |  | | Journal (article/letter/editorial) | | mineral zoning pattern occurs in the Bridge River district. Txvo elongate,northwesterly trending centers...much smaller production has come from the Minto Mine, about 14 km north-northeast of Bra- il.i.• JACKASS...o "ooo • oo • •o /jqi•_Bralorne SALAL CREEK DISTRICT "'"5 • Pioneer ß -. •.d•. e \ - ..., '" ß ßl...been altered to a skarn containing garnet and epidote; mineralization zonal patterns to bodiessuchas...tendingnorthwestfrom near Pemberton,rather than Taseko district Poison Mountain 0.33 0.015 0.01 by proximity to |  | | Journal (volume) | | Third Floor, Ferry Building, San Francisco 11 District Offices State Building, 217 West 631 J Street...centers of the state exhibits of minerals, rocks, mine models, etc. a service laboratory for the determination...are also sold at the Los Angeles and Sacramento district ; ; ; offices. In addition to oral conferences...Monthly Commercial Mineral Notes, and Announcements of New Publications are also list of publications will be...•bonded molding sand reach the state from ; • ! ; New York, and some 'small amounts were imported from |  | | Journal (article/letter/editorial) | | Sulfide Deposits of the Bully Hill Area, East Shasta District, California MICHAEL M. GUSTIN† Cambior Exploration...intense silicification to a quartz-albite-chlorite-epidote assemblage, are found within the Bully Hill Rhyolite...BASE metal sulfide deposits of the East Shasta district, northern California (Fig. 1), have been interpreted...for the cluster of deposits near the Afterthought mine (Fredericks, 1980; Eastoe and Nelson, 1988). In...near Bully Hill (Fig. 2) are presented, including new data on the stratigraphy, structure, alteration zonation |  | | Journal (volume) | | Geologist C. A. LOGAN, District Mining Engineer C. McK. Laizure, District W. Burling Tucker, Reid...Engineer District Sampson, Assistant Mining Engineer District Engineer Chas. V. Averii.l, District Mining...Mining Engineer J. C. O'Brien, District Mining Engineer George John Gary, Mineral Technologist L. ... CONTENTS Page REPORTS OF DISTRICT MINING ENGINEERS Sacramento Field District 6 7 Mines and Mineral Resources...now available is appended hereto, and the names of new bulletins will be added in the future as they are |  | van der Lelij, Roelant, Spikings, Richard, Ulianov, Alexey, Chiaradia, Massimo, Mora, Andrés (2016) Palaeozoic to Early Jurassic history of the northwestern corner of Gondwana, and implications for the evolution of the Iapetus, Rheic and Pacific Oceans. Gondwana Research, 31. 271-294 doi:10.1016/j.gr.2015.01.011 | Journal (article/letter/editorial) | | Mérida Andes and the Santander Massif. We present new zircon U-Pb (ICP-MS) data from 52 igneous and metamorphic...northwestern Gondwana. We combine a large quantity of new data with pre-existing information to reconstruct...references therein) have contributed large amounts of new data and palaeogeographic models. These models assume...Gondwana, and for which time periods. We present new in-situ zircon U-Pb laser-ablation inductively coupled...metamorphic facies into the greenschist facies Tostós and Bella Vista suites and the AC amphibolite facies Sierra |  | Valencia, V. A., Eastoe, C., Ruiz, J., Ochoa-Landin, L., Gehrels, G., Gonzalez-Leon, C., Barra, F., Espinoza, E. (2008) Hydrothermal Evolution of the Porphyry Copper Deposit at La Caridad, Sonora, Mexico, and the Relationship with a Neighboring High-Sulfidation Epithermal Deposit. Economic Geology, 103 (3) 473-491 doi:10.2113/gsecongeo.103.3.473 | Journal (article/letter/editorial) | | porphyry deposit system. The La Caridad Antigua mine, located ~3 km east of the La Caridad orebody, has...enargite, tetrahedrite-tennantite, and chalcocite. A new 206Pb/238U age of zircons from an associated porphyry...VALENCIA ET AL. 1994; Ladolam, Lihir Island, Papua New Guinea: Muller et al., 2002). However, no example...dated porphyry system in the American Southwest region. It is hosted by a Laramide igneous suite of intermediate...the porphyry copper deposit are present in the district. All of these characteristics, along with ready |
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