The San José Mine (Spanish: Mina San José) is a small copper-gold mine located near Copiapó, Atacama Region, Chile. The mine became known internationally for its collapse in 2010, which trapped 33 miners underground. Its workings are reached by a long sloping roadway with many spiral turns (a diagram shows ten turns), not by a vertical mineshaft. History The San José Mine is located 45 kilometers northwest of Copiapó. The mine began operations in 1889. In 1957, Jorge Kemeny Letay, a Hungarian i…