Compañía Minera San Esteban Primera Compañía Minera San Esteban Primera Compañía Minera San Esteban Primera (San Esteban Primera Mining Company) is a Chilean mining company, dedicated to the production of copper and gold concentrates. San Esteban's headquarters are located in Providencia, Santiago Metropolitan Region. San Esteban also owns the San José Mine in Copiapó, Chile, where 33 miners were trapped underground for 69 days after a mining accident on August 5, 2010. Chile has a long tradition in mining, which developed during the 20th century and made the country the world's top producer of copper. Since 2000, an average of 34 people have died every
Timeline of relief efforts after the 2010 Chile earthquake 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, Chile, lounging on the beach observed the sea roll