FILE PHOTO: An aerial view shows the brine pools and processing areas of the Soquimich (SQM) lithium mine on the Atacama salt flat in the Atacama desert of northern Chile, January 10, 2013.REUTERS/Ivan Alvarado
FILE PHOTO: An aerial view shows the brine pools and processing areas of the Soquimich (SQM) lithium mine on the Atacama salt flat in the Atacama desert of northern Chile, January 10, 2013.REUTERS/Ivan Alvarado