The Spence growth option will add 200,000t/y and extend the life of the Chilean mine by 20 years.
Underground development at Lundin Gold's flagship project is scheduled to start in Q4.
Trevali Mining, which has zinc operations in Peru and Canada, tripled revenue in the first quarter as ramped-up operations at a new mine enabled the Canadian company to tap surging metals prices.
Canadian exploration companies Kootenay Silver, Alset Minerals, Angel Gold and Mexican Gold provide operating updates on their projects.
Silver Spruce Resources and Mexican Gold provide their latest updates.
Alio Gold announces Ana Paula prefeasibility results