VANCOUVER, British Columbia, Sept. 10, 2026 (GLOBE NEWSWIRE) -- Coppernico Metals Inc. (TSX: COPR, OTCQB: CPPMF, FSE: 9I3) (“Coppernico” or the “Company”) is pleased to announce that its wholly owned Peruvian subsidiary, Sombrero Minerales S.A.C., has signed a new agreement…