 | Cepedal, A., Fuertes-Fuente, M., Martin-Izard, A., Gonzalez-Nistal, S., Barrero, M. (2008) GOLD-BEARING As-RICH PYRITE AND ARSENOPYRITE FROM THE EL VALLE GOLD DEPOSIT, ASTURIAS, NORTHWESTERN SPAIN. The Canadian Mineralogist, 46 (1) 233-247 doi:10.3749/canmin.46.1.233 | Journal (article/letter/editorial) | | ARSENOPYRITE FROM THE EL VALLE GOLD DEPOSIT, ASTURIAS, NORTHWESTERN SPAIN Antonia CEPEDAL§, Mercedes FUERTES-FUENTE...of Oviedo, Arias de Velasco s/n, E–33005 Oviedo, Spain Santiago GONZÁLEZ-NISTAL and Mónica BARRERO Río...Riera, 3-2° Asipo, E–33428 Cayés-Llanera, Asturias, Spain Abstract The El Valle deposit is included...the El Valle – Boinás Au–Cu deposit in Asturias, northwestern Spain, an important gold-producer in Europe...As-rich pyrite, arsenopyrite, El Valle deposit, Spain. Sommaire Le gisement de El Valle fait partie du |  | Vallance, Jean, Fontboté, Lluís, Chiaradia, Massimo, Markowski, Agnès, 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) | | mineralogical zonation has been observed at the mine scale, except at Fortuna. The main ore mineral associated...determinations of magmatic zircon and endoskarn titanite from porphyritic intrusions at Fortuna and Campanillas...intrusions, like Cumay, 2 km north of the Fortuna mine (Fig. 1), are mineralized with copper and molybdenum...Isimanchi unit n o Sultana del Gold prospect and mine ` Condor Porphyry Cu-Mo and Cu-Au prospects p...Cuerpo 3 (prospect), c Fortuna Mine 1 (abandoned workings), d Fortuna Mine 2 and Southern Sector (open pit) |  | Martinez-Abad, I., Cepedal, A., Arias, D., Martin-Izard, A. (2015) The Vilalba gold district, a new discovery in the Variscan terranes of the NW of Spain: A geologic, fluid inclusion and stable isotope study. Ore Geology Reviews, 66. 344-365 doi:10.1016/j.oregeorev.2014.10.021 | Journal (article/letter/editorial) | | discovery in the Variscan terranes of the NW of Spain: A geologic, fluid inclusion and stable isotope study...University, C/Arias de Velasco s/n, E-33005 Oviedo, Spain a r t i c l e i n f o Article history: Received...Vilalba gold district, a new gold region in the NW of Spain comprising three mineralized areas (Castro de Rei...(Fig. 1a,b). The presence of gold in the NW of Spain has been recognized since Roman times. Thus far...regions, including different types of skarn (e.g. Carlés, Arcos et al., 1995; I. Martinez-Abad et al. |  | | Journal (article/letter/editorial) | | granodiorite El Valle-Bonas 303 ± 6 WR, ser, phl; Carlés 305 ± 6 K/Ar bio; La Brueva 293 ± 3 U/Pb mon; Ortosa...volcanics Andorra Granite and Aubearing skarn, U/Pb titanite 305 ± 3 Hornblende and albite– epidote hornfelses...rift setting Ar–Ar total gas Variscan belt of Spain and France Synchroneity of magmatic activity throughout...mineralization as, for instance, in northwestern Spain. Another direct relation, between ore deposits and...in the Rio Narcea Zone (Fig. 2) of Northwestern Spain (Jahoda et al., 1989), the Biards deposit (Fig. |  | | Book (volume) | | Energía Universidad Politécnica de Madrid Madrid, Spain ISBN 978-3-031-18953-1 ISBN 978-3-031-18954-8 https://doi...ThinSectionLab, France; KGHM, Poland; Cobre Las Cruces, Spain, UPM-Consortium leader) is gratefully acknowledged...interstitial chalcopyrite. Py02, Moeche, Coruña, Spain 1.2 Classification Criteria for Textural Analysis...with evidence of deformation. AL-4, Almuradiel (Spain) (d + p) 14 1 Intergrowths and Textures Fig...and minor copper sulfides (colored). Rub606, Geevor Mine, Cornwall, UK (dsp). c Dissemination of fine-grained |
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Carlés Mine, Carlés, Salas, Asturias, Spain