 | | Journal (article/letter/editorial) | | a primary mineral also discovered, and later the San Guillermo vein, which, exists, but it is much rarer...Fresnillo and San Juan de Rayas in Guanajuato (Mexico) and has become the richest silver mine in the world...these recent San Carlos mines had ceased vein. The San Juan production by the de Rayas mine in time of...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 |  | | Journal (issue) | | Articles The Berbes Fluorite District, Asturias, Spain..............................................17...FLUORITE, 4.3 cm, from the Valdelmar area of the La Cabaña zone at Berbes. Will Johnson collection, ex...of Guerrero and is not known for a single, large mine but several small regional deposits. The cause...carefully mine and preserve them. None of these conditions are at all common! THE GUERRERO MINE The specimen...inspired this dissertation comes from the Guerrero mine in Mexico, hailed by many collectors as the definitive |  | Encinas, A., Folguera, A., Riffo, R., Molina, P., Fernández Paz, L., Litvak, V.D., Colwyn, D.A., Valencia, V.A., Carrasco, M. (2019) Cenozoic basin evolution of the Central Patagonian Andes: Evidence from geochronology, stratigraphy, and geochemistry. Geoscience Frontiers, 10 (3) 1139-1165 doi:10.1016/j.gsf.2018.07.004 | Journal (article/letter/editorial) | | Valencia e, M. Carrasco a a Departamento de Ciencias de la Tierra, Facultad de Ciencias Químicas, Universidad...and the flood basalts of the Basaltos Inferiores de la Meseta Chile Chico Formation were deposited in an...volcanic rocks interbedded with fluvial strata of the San José Formation suggest that this unit was deposited...late middle to late Miocene Basaltos Superiores de la Meseta Chile Chico Formation were extruded in the...Andes during the Cenozoic is debated (Suárez and De La Cruz, 2000; Ramos, 2005). Although there is a general |  | | Book | | Buenos Aires 1999 1 Subsecretaría de Minería de la Nación Servicio Geológico Minero Argentino Instituto...Aires - 1999 2 Tapa: Vista hacia el sur desde la Puerta de las Angosturas, ruta provincial 45 (km... provincia de Catamarca. Sedimentitas de la Formación de la Cuesta (Pérmico). Fotografía: Leonardo Escosteguy... 5I DR. ROBERTO CAMINOS No es sencillo rescatar la personalidad de alguien a quien le gustaba tener...porque creemos que es un deber recordar sus virtudes y la influencia que Roberto Caminos tuvo en el progreso |
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