Gunnison Copper Announces First Copper Sales from Johnson Camp MineAmerica's Newest Copper Producer Delivers First Revenue MilestoneSeptember 25, 2025 6:30 AM EDT | Source: Gunnison Copper Corp.Phoenix, Arizona--(Newsfile Corp. - September 25, 2025) - Gunnison Copper Corp. (TSX: GCU) (OTCQB: GCUMF) (FSE: 3XS0) ("Gunnison" or the "Company") is pleased to announce the first sales of pure copper cathode from its fully operational Johnson Camp Mine ("JCM") in southeast Arizona, with production cap ...