Collahuasi
Minera Doña Inés de Collahuasi
www.collahuasi.cl
The Doña Inés de Collahuasi Mine is located at an altitude of 4,500m in the Andean Cordillera, 180km south-east of Iquique, in Chile.
...Clean Energy and DevelopmentCertificates ISO and OSHAS 
The Doña Inés de Collahuasi Mine is located at an altitude of 4,500m in the Andean Cordillera, 180km south-east of Iquique, in Chile.