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Calibre Mining Drilling Expands two Gold-Silver Discoveries intersecting 7.45 metres grading 9.73 g/t AuEq and 4.10 metres grading 10.52 g/t AuEq on the Eastern Borosi Project, Northeast Nica

Calibre Mining RC Drilling Program on the 100% Owned Primavera Gold-Copper Porphyry Deposit intersects widespread gold-copper mineralization, Nicaragua

Calibre and Centerra Gold drill 77.8 Metres Grading 1.1 g/t Au at the Cerro Aeropuerto Gold Deposit, Northeastern Nicaragua