Operator Sabre Gold Mines Corp. (TSX: SGLD)
Location Arizona, USA
Stage Construction (Restart) 
Commodity Gold
Terms Gold Stream of 9.9% of gold produced until a cumulative 21,000 ounces are delivered, then 3.3% of gold produced until a cumulative 27,200 ounces are delivered, then 1.2% of gold produced thereafter, all at a cash payment per ounce of gold delivered equal to 25% of the average LBMA gold spot price for the five consecutive trading days prior to delivery



  • Copperstone is a gold restart project located in western Arizona, USA, within the Walker Lane gold trend (a mineral belt hosting a total known gold endowment of over 40 million ounces)
  • The project is fully permitted with significant mining and processing infrastructure on site
  • Copperstone historically produced over 500,000 ounces from 1987-1993 through open-pit mining, and was acquired by Sabre Gold Mines Corp. (previously Kerr Mines Inc.) in 2014
  • The mine restart plan envisions an approximately 550 tonne-per-day underground operation and whole ore leach process to produce gold doré on site