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
2008 Ukraine coal mine collapse at some time after the collapse. One body was found in the rubble. On June 9, it was announced that 22 more miners, who had been waiting for 30 hours, were rescued by the crews, while 13 remained buried. On June 10, an official said that there was little chance that the 12 remaining miners were alive, as 9 of them were riding up an elevator when the blast happened, sending the cage down the shaft, and the other 3 were underground, where methane levels were dangerously high after the explosion. Officials were also concerned that the mine could flood.