 | | Journal (article/letter/editorial) | | Joaquim Callén photomicrography. 3 Mina "La Paloma" Mineralogistes de Catalunya, Vol. X, no.3, març...phosphates of La Paloma mine, Zarza la Mayor, Cáceres, Spain Joan Viñals and Miguel Calvo the La Blanca and...and La Esperanza. Another vein system that INTRODUCTION appears in the La Paloma mine was also worked...worked in the La The phosphorite mineralizations worked in the Zarza la Maravilla, La Estrella and some other...other mines (Egozcue and Mayor-Ceclavín area are located within a granitic mass Mallada, 1876). whose dominant |  | | Journal (article/letter/editorial) | | geographical area, an area whose size can vary between one mine and the whole world. Along with what is properly...appeared already by the end of the 18th century. For Spain, we should note the articles of Herrgen (1799-1801)...presence of jasper in Spain, without further details, and of chiastolite in La Carolina and “Minerales... 2 cm. Pozo Alfredo, Rio Tinto mine, Minas de Riotinto, Huelva, Spain. Volume VI. Miguel Calvo collection...total of 4,017 pages. -Alfred Lacroix. Minéralogie de la France et de ses Colonies. The original edition, |  | Sánchez-Bettucci, L., Oyhantçabal, P., Loureiro, J., Ramos, V.A., Preciozzi, F., Basei, M.A.S. (2004) Mineralizations of the Lavalleja Group (Uruguay), a Probable Neoproterozoic Volcano-sedimentary Sequence. Gondwana Research, 7 (3) 745-751 doi:10.1016/s1342-937x(05)71060-1 | Journal (article/letter/editorial) | | paleontologia, Facultad de Ciencias, Universidad de la Reptiblica Oriental del Uruguay, Igua' 4225, Malvin...Ramallo-Reus, Chape, Valencia, La Oriental, Apolonia, Redondo Hill, La China and La Paloma mines are the most important...Cu-Zn-Pb mineralization includes massive sulfides with pyrite-chalcopyrite-sphalerite-galena-pyrrothyte,arsenopyrite-hematite...intrudes the Unit A. The overlying Unit B (nearby La Oriental Mine) is characterized by bimodal volcanism. This...Mineralizations Some well-known old mines are La Oriental (Cu), La Constancia (Cu), Apolonia (Cu-Pb), Chape |  | | Journal (article/letter/editorial) | | journal homepage: www.elsevier.com/locate/oregeorev La Josefina Au–Ag deposit (Patagonia, Argentina): A Jurassic...Nacional de La Plata, Instituto de Recursos Minerales (INREMI), Calle 64 y 120, B1900FWA, La Plata, Argentina...Nacional de La Plata, Instituto de Recursos Minerales (INREMI), Calle 64 y 120, B1900FWA, La Plata, Argentina...Au–Ag veins Patagonia Argentina a b s t r a c t The La Josefina Jurassic epithermal Au–Ag deposit located...include electrum, Ag-rich sulfosalts (freibergite), pyrite, galena, sphalerite, chalcopyrite and specular |  | Gaucher, Claudio, Blanco, Gonzalo, Chiglino, Leticia, Poiré, Daniel, Germs, Gerard J.B. (2008) Acritarchs of Las Ventanas Formation (Ediacaran, Uruguay): Implications for the timing of coeval rifting and glacial events in western Gondwana. Gondwana Research, 13 (4) 488-501 doi:10.1016/j.gr.2007.05.008 | Journal (article/letter/editorial) | | Investigaciones Geológicas, UNLP-CONICET, calle 1 n. 644, 1900 La Plata, Argentina Received 22 September 2005; accepted...to top (Blanco and Gaucher, 2005; (Fig. 2)): (a) La Rinconada Member, made up of basic volcanics, mainly...Shear Zone. Sections: 1: CUCPSA Mine; 2: site LAN 63; 3: Cañada Azucarera (LA 31); 4: Cerro de los Burros...at the top (Blanco and Gaucher, 2005). Abundant pyrite at the top of this member indicates dysoxic or...environments and bimodal volcanism. K–Ar age of basalts of La Rinconada Member according to Sanchez Bettucci and |  | | Journal (issue) | | “King of Kashmir”), 80 cm, from the Biangsapi Gon mine near Nyet Bruk, Pakistan. Private collection; James...market, including red wulfenite from the Red Cloud mine in Arizona, epidote from Prince of Wales Island...the Shigar Valley region of Pakistan, hundreds of mine tunnels pierce steep, nearly vertical rock cliffs...from a recently discovered pocket at the Paprok mine in Afghanistan. Even today the specimens from that...River as it turns north toward the Biangsapi Gon mine. Fine Minerals International photo. Figure 2. Location |  | | Journal (article/letter/editorial) | | Tectonic events that occurred around the Río de La Plata craton were diachronous and reflected successive...the Kalahari craton was located east of the Río de La Plata craton (Pisarevsky et al. 2003) and was separated...a complex episode of convergence among the Río de La Plata, Kalahari and Congo cratons. The result was...Belt de an Garie PAMPIA TERRANE An ano RIO DE LA PLATA CRATON Felic Sierras Pampenas Belt Dom ...episodes that occurred during convergence of the Río de La Plata, Congo, and Kalahari cratons during Neoproterozoic |  | | Journal (article/letter/editorial) | | coastal in reactive high precision of framboidal pyrite in modem sulfate reduction fluid-rock isotopic...formed in vitro. R. T. WlLKlN and H. L. BARNES: Pyrite formation M. J. PEARSON, A. F. M. HILL, by reactions...Goldschmidt Conference will be held at the Westin La Paloma Resort in Tucson, Arizona, from June 2-6.1997 |  | | Journal (article/letter/editorial) | | occur with rhodonite in ore of the Betts manganese mine at Plainfield, Massachusetts. Exceptional garnet...at the Rutherford mine, and a 96-carat faceted red-orange stone from the same mine is in the American...this mine as well. Large spessartine crystals are reported from dumps of the Champion mica mine, also...spessartine and schorl specimen from the Little 3 mine, Ramona, San Diego County, California. Jesse Fisher...photo. Figure 5 (center). Another fine Little 3 mine spessartine on albite. The 3.8-cm-wide specimen |  | | Journal (article/letter/editorial) | | compared regions are those comprising the Rio de la Plata and the Richtersveld Provinces of - 2000 Ma...southernmost part of the country towards the Rio de la Plata and the relatively small area close to the...referred to as the Rio de la Plata Province - an equivalent to the Rio de la Plata Craton (Almeida et...small granite intrusions occur. Fig. 2. The Rio de la Plata Province in southern Uruguay. Quartz veining...Mahoma area (Fig. 2). Geochronologically, the Rio de la Plata Province has an age of - 2000 Ma. The age quoted |  | | Show/Event (guide) | | POLIANA MINERALS Ruz Miltom Campos, 90 Virgem de la Paz, Minas Gerais 39630 Brazil Tel: +33-988-055-694... Booth#: E411 Loose cut sapphires from a single mine in Montana. Sapphire rough materials and sapphire...piritasdenavajun.us Booth#: Tent G-5 Top quality pyrite from Spain, minerals, and fossils. LEO SILVER BALI Jalan...amber, pearls and gemstones. M.S. INTERNATIONAL La Tanglewood LN Lafayette, CA 94547 USA Tel: 415-864-2557...543-4398 Booth#: E2 Minerals of Peru, rhodochrosite, pyrite, tumbled, Cabochons, carvings and other Peruvian |  | | Report (issue) | | ......... Creasus mine ........................................ 77 Red Jacket mine ....................district .................... 78 8. Mine and sample map of the Croesus mine . . . . . . . . . . . . . . 79...showing location of the Eureka mine . . . . . . . . . 98 13. Mine map, Eureka mine ........................................ 19. Index map of kyanite deposits, La Jarita Mesa . . . . . . . . . . 112 129 .........map of the Small Fry fluorite prospect 138 PLATES la. Geologic map of Rio Arriba County, east half . |  | | Journal (issue) | | Los Angles Mexico Special Issue II The Ojuela Mine Preface to Mexico-II1.............................in the San Judas chimney, Level 6, of the Ojuela mine. Houston Museum of Natural Science collection; Wendell...headframes and processing facilities of the Ojuela mine ca. 1900. The famous suspension bridge designed...Mexican localities that came to mind was the Ojuela mine, source of countless thousands of wonderful mineral...interviews, that could be gathered on the Ojuela mine and adjacent Mapimí deposits; and he spent several |  | | Journal (article/letter/editorial) | | date the oxidation of former concentrations of pyrite and any associated sulfide minerals. These K-bearing...epithermal deposits because of the general paucity of pyrite for acid generation. For this reason, the age of...2009). In mineral deposits containing abundant pyrite, supergene sulfide oxidation in the weathering...affiliation of most deposits there dictates that pyrite contents are typically low (< 3 vol%) and, consequently...(Fig. 2), comprising the Bajo Pobre, Chon Aike, and La Matilde formations (Lesta and Ferello 1972; Guido |  | | Journal (article/letter/editorial) | | de la Plata Craton, represented by the Arroyo del Soldado Group. Therefore the CDT and Rio del la Plata...geosynclinal theory as representing an old craton (Rio de la Plata Craton), assigned to the Transamazonian, and...westward subduction of oceanic crust beneath the Rio de la Plata Craton to explain the arrangement of the different...Belt; 3-San Jose Belt; and &Montevideo Belt. 2-Rio de la Plata mafic dyke swarm (1725&10 Ma: Teixeira et al...to the W in the Neoproterozoic, beneath the Rio de la Plata Craton, generated a magmatic arc represented |  | | Book | | Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the...found during the 1960s, with anatase, brookite and pyrite crystals (Parker, 1973); at Brunnital in the uppermost...Oblast. Alpine-type clefts in the famous Dodo quartz mine commonly contain ilmenite, occurring as lustrous |  | | Book | | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...Tunnels Au-Ag-Zn-Pb deposit, Montana, United States (mine now exhausted). 1971: Recognized control of ore...to plan the definition drilling program at Bajo de La Alumbrera porphyry Cu-Au deposit, Argentina (in production)...high sulfidation epithermal Au-Ag deposit, Chile (mine now exhausted). 1971: First formal recognition...which led to discovery of Perkoa Zn-Pb-Ag deposit (mine under construction). 1990: Recommendation of Cerro |  | Hodges, C.A., Cox, D.P., Singer, D.A., Case, J.E., Berger, B.R., Albers, J.P. (1984) U.S. Geological Survey-INGEOMINAS mineral resource assessment of Colombia. Open-File Report Vol. 1984 (84-345) US Geological Survey doi:10.3133/ofr84345 | Report (issue) | | subtypes are known, one rich in molybdenite and pyrite, the other rich in gold and magnetite. Some deposits...indicator of a gold-rich system (Sillitoe, 1979). Pyrite may not be abundant in the copper ore and, for...concentration of copper may also be weak or absent. Pyrite along with sericite and clay may form in late stage...rock samples may show molybdenum anomalies in the pyrite halo, and anomalies of lead, zinc, silver, and...anomaly may be closely related to late sericite-clay-pyrite alteration overprinted on a copper-gold porphyry |  | González-Sánchez, Francisco, Camprubí, Antoni, González-Partida, Eduardo, Puente-Solís, Rafael, Canet, Carles, Centeno-García, Elena, Atudorei, Viorel (2009) Regional stratigraphy and distribution of epigenetic stratabound celestine, fluorite, barite and Pb–Zn deposits in the MVT province of northeastern Mexico. Mineralium Deposita, 44 (3) 343-361 doi:10.1007/s00126-008-0212-4 | Journal (article/letter/editorial) | | Puente-Solís Programa de Posgrado en Ciencias de la Tierra, Universidad Nacional Autónoma de México,...Block (or Island), the Tamaulipas Archipelago and the La Mula and Monclova islands, whereas the main grabens...Paleozoic, and it is limited to the southeast by the La Babia Fault, a dextral lateral fault associated with...Archipelago to the east. It includes two minor horsts named La Mula and Monclova islands that contain Permian-Triassic...Sánchez 1986a, b; Goldhammer 1999). The Parras and La Popa Basins formed during the Late Cretaceous (C |  | | Show/Event (guide) | | GOLD crystal group, 13 cm, from the Eagle’s Nest mine. Placer County, California. Found in 1988. Collection...“Tucson.” In 1821 Mexico won independence from Spain and hoisted a new flag over the city. The American...historical mining gallery including a reconstructed mine tunnel and many old mining artifacts, photos and...Gallery also has a branch nearby at the Westin La Paloma resort, 3800 E. Sunrise. Performances Gaslight...special interests. Try the Western Postal Queen Mine Tour While in Bisbee, adventurous visitors of all |  | | Journal (issue) | | with dolomite and chalcopyrite, from the Sweetwater mine, Ellington, Reynolds County, Missouri. Collection...kyanite quartzite. The rock con tains ubiquitous pyrite in amounts ranging up to 5%. Foliation in the unit...ex ists in several varieties distinguished by pyrite content and degree of weathering. The sequence...topography; Anonia 7.5-minute quadrangle (1972). Today the mine area is considerably more extensive than shown....series of chemical weather ing reactions involving pyrite, barite, kyanite and possibly lazulite. Andalusite |  | | Journal (issue) | | CA Articles Great pockets: the National Belle mine ..................................................T. Rosemeyer Phosphate minerals from the Tip Top mine, Black Hills, South D a k o ta ......................... 255 by N. L. Bennett The Buca della Vena mine, Tuscany, I ta ly ................................------------------ 4 the « ♦ » ------- National Belle mine Arthur E. Smith, Jr. 9118 Concho Street Houston...Box 586 Ouray, Colorado 81427 he National Belle mine became famous in 1883 when the first o f several |  | | Show/Event (guide) | | POLIANA MINERALS Rua Milton Campos, 90 Virgem de la Paz, Minas Gerais 39630 Brazil Tel: +33-988-055-694...Emerald rocks with all their minerals(Carbon+Calcite+ Pyrite). AMULETE GEMS 275 Generations Ct. Manteca, CA...stones, and crafts. JAA SILVER 2134 Avenida De La Playa La Jolla, CA 92037 USA Tel: 703-870-6100 Booth#:...Rough stones and precious gems from Brazil. OPAL MINE LTD. B4, 6/F, Burlington House 92 Nathan Road, Hong...Australian opal jewelry, gemstones and cabochons. OPALS MINE FACTORY LTD. Unit 6, 9/F., Blk. A, Focal Ind. Centre |  | | Report (volume) | | based on considerations that extend far beyond the mine itself, in some instances relating to the overall...subject, as in a scale model of the workings of a mine, to a unifying concept that explains or describes...government believed might someday be economic ta mine. Stratiform deposits of large areal extent, such...chalcopyrite + cubanite + millerite + vallerite + pyrite bornite + gersdorffite + sperrylite + PGE alloys...Types Dunitic Ni. DEPOSIT DESCRIPTION Mineralogy Pyrite + pyrrhotite + chalcopyrite + pentlandite, by-product |  | | Journal (issue) | | Islet Famous mineral localities: the Silver Islet mine, O n ta rio ............... 49 by W. E. Wilson ...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...out, a for tuitous discovery was made in distant Spain. An intense forest fire on a certain mountainside...January-February, 1986 Figure 2. Interior of a German silver mine, 1830s. Photo Deutsches Museum, Miinchen. hillside |
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La Paloma Mine, Zarza la Mayor, Cáceres, Extremadura, Spain