Deposits and prospects used to assess undiscovered copper resources (with reported mineral montmorillonite/smectite)

Site name Country State or province Development
Castle Dome United States Arizona Occurrence
Christmas United States Arizona Occurrence
Gaby-Papa Grande Ecuador Azuay Prospect
El Salvador Chile Atacama Producer
El Teniente Chile Libertador General Bernardo O'Higgins Producer
Campana Mahuida Argentina Neuquén Producer
San Fabian Philippines Nueva Vizcaya Prospect
Grasberg Indonesia Papua Producer
Site name Country State or province Development