 | 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) | | AND ARSENOPYRITE FROM THE EL VALLE GOLD DEPOSIT, ASTURIAS, NORTHWESTERN SPAIN Antonia CEPEDAL§, Mercedes...Geology, University of Oviedo, Arias de Velasco s/n, E–33005 Oviedo, Spain Santiago GONZÁLEZ-NISTAL and Mónica...Cayés-Llanera, Asturias, Spain Abstract The El Valle deposit is included within the El Valle – Boinás Au–Cu deposit...deposit in Asturias, northwestern Spain, an important gold-producer in Europe. Gold mineralization occurs...arsenopyrite, El Valle deposit, Spain. Sommaire Le gisement de El Valle fait partie du gisement à Au–Cu de El Valle |  | | Journal (article/letter/editorial) | | Fresnillo and San Juan de Rayas in Guanajuato (Mexico) and has become the richest silver mine in the world, in...ceased vein. The San Juan production by the de Rayas mine in time of World War II. Guanajuato also In...very city In Morocco, the of Oberschlema Bou Azzer mine, itself, which finally already very had to be relocated...and east of Schlema, 2014 Tucson show. The Imiter mine began its modern producing many quality specimens...djurleite according to their atomic Benasque, Huesca (Spain), in the acidic subvolcanic orientation. As Evans |
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