Why Americas Gold and Silver (TSX:USA) Is Up 7.0% After Breakthrough Antimony Extraction at Galena Complex

Americas Gold and Silver Corporation recently announced updated metallurgical testing results from its Galena Complex, confirming very high extraction rates of antimony from copper concentrates using Allihies Engineering’s proprietary ASL hydrometallurgical technology. This development suggests the company is progressing toward the production of a marketable copper concentrate with significant antimony and silver by-products, potentially broadening revenue streams and operational...