Antakori (Cu, Au)

Royalty and Terms: Two NSR royalties covering the core Mina Volare claim of the AntaKori project. The royalty percentages are 0.75% or 1.5% depending on location. There are existing third-party royalties covering various claims at AntaKori, and if Regulus acquires any of these existing royalties, Osisko can elect to acquire 50% of the royalty by paying 75% of Regulus’ purchase price.
Operator:  Visit Regulus Resources for more information
Primary Commodity: Copper, Gold
Location: Cajamarca, Pérou
Reserves and Resources:
  • Measured and indicated resources (exclusive of reserves) of 4.1 Blbs CuEq (250.0 Mt @ 0.74% CuEq)
  • Inferred resources of 3.9 Blbs CuEq (267.0 Mt @ 0.66% CuEq)
Production: N/A


  • Resource updates and expansion
  • Transition to sulphide processing at Tantahuatay which may necessitate an open pit pushback onto the AntaKori property
  • Further royalty purchases completed by Regulus will provide an increase of royalty coverage for Osisko

More details in the 2022 Asset Handbook


Source: Company disclosure and Osisko management estimates.