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
2018 Shandong mine collapse 2018 Shandong mine collapse A rock burst destroyed part of a mining tunnel on 20 October 2018 in the Shandong province in China. A rock burst destroyed part of a mining tunnel, in a spontaneous fracture of the rock, while 334 miners were working in the mine. The collapse took place around 11:00 pm local time and destroyed part of a water drainage tunnel, and two people were initially killed by the falling rocks. Most of the workers managed to escape, but 18 workers were trapped underground. Ventilation was returned quickly to around 200 metres of the damaged tunnel. On