San José Mine dignity of the workers are established." San José Mine The San José Mine () 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. The San José Mine is located 45 kilometers northwest of Copiapó. The mine began operations in 1889. In 1957, Jorge Kemeny Letay, a Hungarian immigrant founded the San Esteban Mining Company (). According to Terra, the mine's
1887 Nanaimo mine explosion 1887 Nanaimo mine explosion The Nanaimo mine explosion on May 3, 1887, in Nanaimo, British Columbia killed 150 miners. Only seven miners survived and the mine burned for one full day. The explosion started deep underground in the Number One Coal Mine, after explosives were laid improperly. Although many miners died instantly, others were trapped by the explosion. These men wrote farewell messages in the dust of their shovels. Nearly 150 children lost their fathers and 46 women became widows. A plaque at the foot of Milton Street commemorates the event. Although past documents put the death toll at 148,