Perpetua Resources and Sunshine Silver Announce Agreement to Advance Domestic Antimony Supply Chain
View PDF MOU signed to explore feasibility of utilizing Sunshine Silver’s permitted antimony plant site to process concentrates from both Stibnite Gold and Sunshine Silver. Antimony concentrate from the Stibnite Gold Project could be processed alongside Sunshine Silver’s own production, together achieving up to 40% of annual U.S. antimony demand BOISE, ID – Perpetua Resources…