Pinnacle Silver & Gold Corp (TSX-V:PINN, OTCQB:PSGCF, FRA:P9J) has released results from a second phase of scoping metallurgical testing at its El Potrero gold-silver project in Durango, Mexico, highlighting consistently high gold recoveries and improved silver recoveries across multiple vein systems. The latest testing expanded on an initial program by evaluating seven mineralized samples from the Dos de Mayo, Estrella and Capulin veins, compared with three samples tested previously.