Calibre Mining Discovers Significant Gold Mineralization 1,000 metres Beyond the Valentine Gold Mine Resource, Newfoundland & Labrador, Canada; Drilling Intercepts Include 2.43 g/t Gold over 172.8 metres, 2.12 g/t Gold over 95.4 metres

VANCOUVER, British Columbia, Nov. 25, 2024 (GLOBE NEWSWIRE) — Calibre Mining Corp. (TSX: CXB; OTCQX: CXBMF) (the “Company” or “Calibre”) is pleased to announce initial discovery and resource expansion diamond drill results from its Valentine Gold Mine (“Valentine”) located in Newfoundland & Labrador, Canada. The program, part of the expanded 100,000 metre drilling initiative (see News Release dated July 15, 2024), is focused on discovering new gold mineralization beyond the known resources on the 250 km² property. Launched earlier this year, the drilling highlights (see News Release dated June 5, 2024) the vast potential that exists outside of the three pit 2022 Feasibility Studyⁱ, which includes a total of 64.6 Mt grading 1.90 g/t gold containing 3.95 Moz of Measured and Indicated Resources and 20.7 Mt grading 1.65 g/t gold containing 1.10 Moz of Inferred Resources. These resources are hosted across only 8 km of the highly…