Compañía Minera San Esteban Primera workers at this mine were paid around 20% higher wages than at other Chilean mines, due to its poor safety record. The San José Mine is located 45 kilometers northwest of Copiapó. It began operations in 1889. In 1957, Jorge Kemeny Letay, a Hungarian immigrant founded the San Esteban Mining Company (). The San José Mine () is a small copper-gold mine located near Copiapó, Atacama Region, Chile. The mine was the site of a 2010 collapse which trapped 33 miners underground. Its workings are reached by a long sloping roadway with many spiral turns (a diagram shows ten turns),
Timeline of relief efforts after the 2010 Chile earthquake to class in the affected region on 12 April. Timeline of relief efforts after the 2010 Chile earthquake The timeline of relief efforts after the 2010 Chile earthquake of 27 February 2010 involves the sequence of events in the days following a highly destructive 8.8 earthquake with an epicentre just offshore of the Maule Region, see Maule, Chile. Chile asks that foreign aid be delayed until Chile can complete an initial survey of affected areas. On Robinson Crusoe Island, 12-year-old Martina Maturana warned her neighbours and saved them from the tsunami. Approximately one hour after the earthquake, teenagers in Dichato,