Gunnison Copper Reports Positive Results from Limestone Evaluation to Add New By-Product Revenue at the Gunnison Project in Southeast Arizona96% of Analyzed Limestone Meets Industrial Specifications for Several Saleable Products, Unlocking Value for Updated PEA Expected in Q1 2026October 23, 2025 4:30 PM EDT | Source: Gunnison Copper Corp.Phoenix, Arizona--(Newsfile Corp. - October 23, 2025) - Gunnison Copper Corp. (TSX: GCU) (OTCQB: GCUMF) (FSE: 3XS0) ("Gunnison" or the "Company") is pleased ...