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Electrum from
Aznalcóllar, Seville, Andalusia, Spain


Locality type:City
Classification
Species:Gold var: Electrum
Formula:(Au,Ag)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Electrum data
Locality Data:Click here to view Aznalcóllar, Seville, Andalusia, Spain
Data Identifiers
Mindat Occurrence Record ID:602294
Long-form Identifier:1:3:602294:5
GUID (UUID V4):9a300d4c-eca5-4ad3-8fe9-0acab943a782
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
la Tierra, Universidad de Huelva, 21071 Huelva, Spain; almodovar@uhu.es (G.R.A.); saez@uhu.es (R.S.);...Ireland MATSA SAU, Almonaster la Real, 21342 Huelva, Spain; juan.pons@matsamining.com Correspondence: lola...te, cobaltite, Sb–As–Bi sulfosalts, gold, and electrum. Common oxidized phases include magnetite, hematite...Pb-sulfosalts, cassiterite, magnetite, stannite, electrum and cobaltite. It is very well known that regardless...extending 230 km long and 40 km wide, from Seville, in Spain, to south of Lisbon, in Portugal (Figure (Figure
Journal (article/letter/editorial)
The Las Cruces deposit, Iberian Pyrite Belt, Spain Lola Yesares a,⁎, Reinaldo Sáez a, José Miguel Nieto...Avenida de las Fuerzas Armadas, S/N, 21071 Huelva, Spain Geological Area, Mining Department of Cobre Las..., Ctra. SE-3410, Km 41, 100, 41860 Gerena, Seville, Spain a r t i c l e i n f o Article history: Received...Iberian Pyrite Belt (IPB), 25 km northwest of Seville (Spain), and it is covered by a detrital and carbonate...Zarza, Sotiel, Masa Valverde and Aznalcollar in Spain, and Neves Corvo and Aljustrel in Portugal) have
Journal (article/letter/editorial)
Cruces weathering profile (Iberian Pyrite Belt, SW Spain) Lola Yesares a,⁎, Reinaldo Sáez a, José Miguel...Avenida de las Fuerzas Armadas, S/N, 21071 Huelva, Spain Technical Department of Cobre Las Cruces S.A., Ctra...Ctra. SE-3410, Km 41,100, 41860 Gerena, Seville, Spain a r t i c l e i n f o Article history: Received...deposit is located approximately 24 km NW of Seville (Spain). The mining project is currently operated...described in the Tharsis (Tornos et al., 1998), Aznalcóllar (Almodóvar et al., 1998), Sotiel-Coronada (González
Journal (article/letter/editorial)
Madrid-UPM, ETSI Minas, Ríos Rosas 21, 28003 Madrid, Spain e-mail: ricardo.castroviejo@upm.es M. Soler e-mail:...net C. Quesada IGME, Ríos Rosas 23, 28003 Madrid, Spain e-mail: c.quesada@igme.es Introduction The ore...of the Iberian Pyrite Belt (IPB), southwestern Spain and southern Portugal, show perhaps the oldest written...those from less known districts in north-western Spain. The orebodies dealt with here occur within the...bournonite and precious metals (native gold and silver/electrum) as well as Ti-oxide minerals (rutile, anatase
Journal (article/letter/editorial)
ARTICLE The high-grade Las Cruces copper deposit, Spain: a product of secondary enrichment in an evolving...Ajalvir km. 4.5, Torrejon de Ardoz 28850 Madrid, Spain 2 Dpto. de Mineralogía y Petrología, Facultad...Universidad del País Vasco UPV/EHU, 48080 Bilbao, Spain 3 U.S. Geological Survey, National Center, MS...18100, Armilla Granada, Spain 5 C\ Diecinueve de Octubre, 13, 24008 León, Spain 6 Cobre Las Cruces S...S.A., Gerena 41860 Seville, Spain The Las Cruces copper deposit is located in the southeastern part
Journal (article/letter/editorial)
Universidad de Huelva, 21819 ± La RaÂbida, Huelva (Spain) e-mail: saez@uhu.es rough zoning, the inner alteration...the SW corner of the Iberian Peninsula, from Seville in Spain to the Atlantic Ocean, south of Lisbon, in...Tharsis, La Zarza, Sotiel, and AznalcoÂllar in Spain, or Neves Corvo and Aljustrel in Portugal. Even...Neves Corvo N Tharsis Sotiel M. Valverde Aznalcóllar sin r ba Sevilla i v i qu dal Gua Huelva Faro...V: Masa Valverde A: Aljustrel T: Tharsis Az: Aznalcóllar S: Sotiel F: Los Frailes Type Cu NC Type Zn-Pb-Cu
Journal (article/letter/editorial)
Avenida de las Fuerzas Armadas, S/N, 21071 Huelva, Spain de Cristal·lografia, Mineralogia i Dipòsits Minerals...Barcelona, Spain 3Geological Area, Mining Department of Cobre Las Cruces S.A., Gerena, Seville, Spain Abstract...the eastern end of the Iberian Pyrite Belt (SW Spain). It is currently being mined by Cobre Las Cruces...fineness. Au-rich minerals include native Au, Au-Ag electrum, and Au-Ag-Hg amalgams. Gold-bearing mineral associations...the Iberian Pyrite Belt, about 24 km NW of Seville, Spain. The deposit is mainly characterized by a polymetallic
Journal (article/letter/editorial)
Services. C/Vilar Formoso 66, 37008 Salamanca, Spain. carconri@gmail.com 2IGEO-Consejo Superior de...Facultad de Ciencias Geológicas, 28040 Madrid, Spain. JOURNAL PRE-PROOF Abstract The northernmost Iberian...2001, 2002, 2003; Donaire et al., 2006), the Aznalcóllar-Los Frailes deposits (Sierra, 1984a, b; Almodóvar...Belt, including the massive sulfide deposits of Aznalcóllar-Los Frailes O and Las Cruces. These volcanological...enriched –in gold- along shear zones. Gold, mostly as electrum or as invisible gold (Velasco et al., PR 2000
Journal (article/letter/editorial)
Ardoz, 28850 Madrid, Spain 2 Instituto de Geociencias (CSIC-UCM), 28040 Madrid, Spain 3 Helmholtz Zentrum...Universidad del País Vasco UPV/EHU, 48080 Bilbao, Spain 7 Laboratorio de Biogeoquímica de Isótopos Estables...Tierra IACT (CSIC-UGR), 18100 Armilla, Granada, Spain Miner Deposita hydrothermal fluids mixing with...Sotiel-Migollas, Tharsis, Neves Corvo, Lousal, Las Cruces, Aznalcóllar-Los Frailes or Masa Valverde) are shale-hosted...2008). AL: Aljustrel; AT: Aguas Teñidas; AZ-LF: Aznalcóllar-Los Frailes; CO: Concepción; LC: Las Cruces;
Journal (article/letter/editorial)
dissolution of pyritic sludge from the Aznalcóllar mine (SW Spain)—C. Domènech, J. de Pablo, and C. Ayora...affected by the Aznalcollar tailing dam spill (SW Spain)—C. Domènech, C. Ayora, and J. de Pablo 355 The...Grivé 371 The uranium ore from Mina Fe (Salamanca, Spain) as a natural analogue of processes in a spent fuel...the Palai-Islica epithermal deposit, southeastern Spain—F. Javier Carrillo Rosúa, Salvador Morales Ruano...from the Maláguide Complex, Betic Cordilleras, Spain: an XRD, EMPA and TEM-AEM study—María Dolores Ruiz
Book
Ailleres (Monash Uni.), Cecilio Quesada (IGME, Spain), Tobias Bauer (Luleå Tech. Uni.) and Maria Economou-Eliopoulos...Iberian Pyrite Belt and the Ozza Morena zone in Spain-Portugal and the Hellenic belt of northern Greece...Iberian Pyrite Belt and the Ozza Morena zone in Spain-Portugal and the Hellenic belt of northern Greece...the Iberian Pyrite Belt in Spain and Portugal and the Ossa Morena Zone in Spain. The Iberian Pyrite Belt...of, for instance, the southern Iberian province (Spain and Portugal) or the Châteaulin basin (France).
Journal (article/letter/editorial)
assemblages are (native gold, electrum)–pyrite, (native gold, electrum)–pyrite–chalcopyrite, pyrite–bornite... galena–sphalerite, and (native gold, NU electrum)–pyrite–chalcopyrite–galena–sphalerite. The diabase...Hydrothermal fluid evolution during the genesis of the Aznalcóllar massive sulphides (Iberian Pyrite Belt): fluid
Conference Proceedings (Volume)
Harald Hansen & Hannu Ahola Occurrence of gold (electrum) in the Lousal mine, Iberian pyrite belt, Portugal...Pb-Ag-Au-rich assemblages, Las Cruces copper deposit, SW Spain .. ...............................................hosted ore deposit in Cerro Minado, Huércal – Overa (Spain) . . .................... Sandra Amores, Oriol...Cerbuna 12 (Edificio Geológicas), 50009 Zaragoza. Spain Grupo Recursos Minerales, Dpto. Ciencias de la Tierra...(Edificio Geológicas), Acevedo, R.D. 50009 Zaragoza. Spain Centro Austral de Investigaciones Científicas (CADIC)
Book
Fig. 1.8 Honey-colored sphalerite from Santander (Spain) (photo © F. Neukirchen/Mineralogical Collections...tailings pond at the Los Frailes Mine in Aznalcóllar (Spain). Even more catastrophic was the dam burst...known to Introduction Fig. 1.42 The Río Tinto (Spain) is strongly acidic (pH at about 2) and contains...natural alloy with a higher silver content is called electrum. Gold is often enclosed as tiny particles in sulfides...Magmatic dike at the Caldera de Taburiente (La Palma, Spain). Such dikes used to be fissures through which magma
Book (volume)
Sciences Universidad Complutense de Madrid Madrid, Spain José Tomás Oliveira LNEG Amadora, Portugal ISSN...recently published Geological Map of Portugal and Spain, 2015, scale 1:1,000,000. v vi Editors and Volume...Simancas teaches at the University of Granada (Spain). His main research interest is in the structural...Geociencias (UCM, CSIC), Universidad Complutense, Madrid, Spain C. Aguilar Centre for Lithospheric Research, Czech...Oviedo, Oviedo, Spain J. J. Álvaro Instituto de Geociencias IGEO (CSIC-UCM), Madrid, Spain Maider Armendáriz
Journal (article/letter/editorial)
Dumortierite Duranusite Dyscrasite Edingtonite Electrum Embolite Emplectite Enargite Enstatite Epidote...Russia, Dognacea, Romania, Cala-Sierra Morena, Spain, San Leone, Italy and Dirrigi, Turkey (syenite and...Thuringian Forest near Saalfeld, Germany, at Bilbao, Spain, Westcumberland and Lancashire, Great Britain, Kremikovtsi... The Navajún deposit in the province La Rioja, Spain, exploits pyrite crystals from a series of Cretaceous...(now Krivy Rih), Ukraine) and pyrite (Navajun, Spain, Peruvian deposits) are used for low-price gemological
Journal (article/letter/editorial)
Dumortierite Duranusite Dyscrasite Edingtonite Electrum Embolite Emplectite Enargite Enstatite Epidote...Russia, Dognacea, Romania, Cala-Sierra Morena, Spain, San Leone, Italy and Dirrigi, Turkey (syenite and...Thuringian Forest near Saalfeld, Germany, at Bilbao, Spain, Westcumberland and Lancashire, Great Britain, Kremikovtsi... The Navajún deposit in the province La Rioja, Spain, exploits pyrite crystals from a series of Cretaceous...(now Krivy Rih), Ukraine) and pyrite (Navajun, Spain, Peruvian deposits) are used for low-price gemological
Report (issue)
carbonate-hosted mineral district in north-central Spain...................................................4,500-year-old mining pollution in southwestern Spain—Long-term implications for modern mining pollution:...common practice at barite mines in France, Germany, Spain, and the United Kingdom (European Commission, 2009)...alkaline basalts of the Calatrava region in central Spain (Crespo and Lunar, 1997). These unusual manganiferous...the Pliocene-Quaternary Calatrava Region (central Spain), in Nicholson, K., Hein, J.R., Bühn, B., and Dasgupta
 
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