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IAMGOLD and Calibre Mining diamond Drill Plan map

Calibre Mining Starts 3400 metre Drill Program on the Eastern Borosi Gold-Silver Project, Nicaragua

Minnesota Soil and Trench Map Detail

Calibre and B2Gold extend Trench Intercept to 61.9 metres grading 1.76 g/t Gold at the Minnesota Gold Project, Borosi Concessions, Nicaragua

Calibre Mining Announces 3400 metre Drill Program on the Eastern Borosi Project, Nicaragua

Calibre Mining and B2Gold Trench Extension location Map

Calibre and B2Gold Trench Extension intercepts 30.5 metres grading 2.01 g/t Gold at the Minnesota Gold Project, Borosi Concessions, Nicaragua

Borosi Concessions - Joint Venture Map

Calibre and IAMGOLD Sign Option Agreement on the Eastern Borosi Project, Nicaragua

Calibre and B2Gold Trenching Returns 14.8 Metres Grading 1.85 g/t Gold at the Minnesota Gold Project, Borosi Concessions, Nicaragua

Calibre and B2Gold Initiate Trenching Program on the Minnesota Gold-Copper Project, Borosi Concessions, Nicaragua

Trenching and Pitting on Calibre's 100% Owned Montes de Oro Project Extends Gold Mineralization 250 metres to the North