San Cristóbal

San Cristóbal is the largest mine in Bolivia



Project description:


The project is located in the Nor Lípez province, in the department of Potosí, 500 km from the city of La Paz and at 3,900 meters above sea level. The operation is oriented to the production of concentrated zinc-silver and lead-silver minerals, it is currently the largest mining operation in the history of Bolivia, the sixth largest zinc producer in the world and the fourth largest silver producer in the world.


Our services include:


  • Construction of the 40,000 t / day Concentrator plant.
  • It includes civil works, assembly of structures, equipment and pipes, a primary crusher, a SAG mill, two ball mills, among others.

General information

  • Client: Aker Kvaerner
  • Location: Potosí, Bolivia
  • Period: 2005 – 2006

Main data

  • Plant Capacity: 40,000 t/day
  • Concrete: 38,000 m³
  • Structure assembly: 6,000 t
  • SAG Mills: 1 of 36′
  • Ball Mills: 2 of 23′ x 32′
  • N° of MH: 4 MM

Important figures

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