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Calibre Mining Provides Update on the Transaction with B2Gold

B2Gold And Calibre Mining Join Forces In Nicaragua Calibre Mining To Acquire El Limon And La Libertad Gold Mines B2Gold To Become Calibre’s Largest Shareholder; Calibre Announces Concurrent CDN$100 Million Equity Financing

Calibre Mining Acquisition Presentation

Map compilation of Drill Results - Eastern Borosi

Drilling Expands New Discoveries at the Eastern Borosi Project in Nicaragua

Exploration and Drilling Update at the Eastern Borosi Project in Nicaragua

Calibre Acquires a 100% Interest in the Siuna Gold-Silver-Copper Property in Nicaragua from Centerra Gold

Calibre Mining Makes New High-Grade Gold-Silver Discovery Intersecting 8.04 metres grading 10.92 g/t Au and 859 g/t Ag (24.14 g/t AuEq) at the San Cristobal Zone on the Eastern Borosi Project

Calibre Mining San Cristobal Gold Silver Discovery Map Compilation

Maps: La Luna Gold Project Maps - December 2018

Calibre Mining Intersects 8.71 metres grading 6.86 g/t AuEq and 4.45 metres grading 7.29 g/t AuEq at the La Luna Gold-Silver Deposit on the Eastern Borosi Project, Northeastern Nicaragua

Calibre Mining Strengthens Management and Board of Directors

Calibre Announces Director Resignation

Calibre Announces Closing of $5 Million Private Placement and Share Consolidation

Calibre Mining and Rosita Mining Conclude Agreement with New Partner for a US$8.5 million investment in the Rosita D Joint Venture, Northeastern Nicaragua

Calibre Announces $5 million Private Placement and 10:1 Share Consolidation

Map: La Luna Maps - September 2018

Calibre Mining Intersects 15.9 metres grading 6.28 g/t AuEq at the La Luna Gold-Silver Zone on the Eastern Borosi Project, Northeastern Nicaragua

Calibre Mining Announces Completion of Loans from Directors

Calibre Mining Announces Loan from Directors