Compañía Minera San Esteban Primera Piñera said on October 12 that "the mine will remain closed until security measures that guard the life and dignity of the workers are established." 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
Grupo México to the possibility of huge gas concentrations, there are certain theories that indicate the mine has an important lack of safety rules, very similar to the problem presented in the Sago Mine disaster in West Virginia with the accident that caused death of 12 miners on January 2, 2006. Union critics of the company openly refer to the incident as a "homicide." After the successful rescue of 33 trapped miners in October 2010 in Copiapó, Chile, the case gained popularity again, and many people including bishop Raúl Vera demanded that the case be reopened. Grupo México has not responded. According