By Chas A. Dinsmore Sometimes one must of necessity write of the things as the light shines on them—so it is with the properties embraced in the holding of the Moctezuma Copper Company at Nacozari, Sonora, Mexico. After visiting the Pilares mine, the principal working, I feel to say, with the many others who have … Sigue leyendo Pilares Mine at Nacozari Believed by Engineers to be Equal of Rio Tinto (1908)