Calibre Mining Acquisition Presentation

Calibre Announces Continued Success Expanding Resources and Identifying New Zones at the Limon Complex

Calibre Reports Strong First Quarter 2021 Production and Costs, Including Initial High-Grade Ore Delivery from Pavon Norte

Calibre Mining First Quarter 2021 Financial Results Conference Call and Webcast on Tuesday May 4, 2021

Calibre Advances 100% Owned Eastern Borosi Gold-Silver District; Potential to Expand the "Hub-and-Spoke" Operation; Multi-Rig Drill Program Underway

Calibre Mining Reports First Quarter Gold Production; Strong Start to 2021 with 45,452 ounces

Rio Tinto Exploration and Calibre Mining Initiate 2021 Exploration Program Including 5,500 Metre Drilling Campaign Prioritizing Prospective Near-Surface Copper and Copper-Gold Mineralization

Calibre Increases Mineral Reserves by Over 200% to 864,000 ounces of Gold

Calibre Announces Positive Pavon Gold Mine Pre-Feasibility Study; Pavon Norte Currently in Production; Strong Exploration Potential; After-tax NPV5% at US$1,700 gold of $106 Million

Calibre Mining Announces Management Changes

Calibre Exceeds High End of 2020 Production Guidance With 136,009 Ounces and Beats Low End of All-in Sustaining Cost[1] Guidance at $1,043 Per Ounce

Calibre Provides 2020 Resource Expansion and Infill Drilling Update; Significant Year-End 2020 Reserve Increase Expected

Pavon Norte Open-Pit Mine Delivers Initial Mill Feed to Libertad Complex, Ahead of Schedule and Under Budget

Calibre Exceeds High-End of 2020 Production Guidance Range; 2021 Production Guidance of between 170,000 and 180,000 ounces of Gold Represents Top-Line Growth of ~30%

Calibre Provides Generative Exploration Program Update

Calibre Provides Infill and Near-Mine Program Updates; Highlights Include Limon Open-Pit: 11.89 g/t Au Over 23.6 Metres & 16.97 g/t Au Over 12.2 Metres; and Panteon Underground: 62.67 g/t Au Over 4.0 Metres & 28.41 g/t Au Over 6.8 Metres

Calibre Reports Record Financial and Operating Results for Q3, Generating $46 Million in Operating Cash Flow and $30 Million in Free Cash Flow; 2020 Guidance Revised To Reflect Higher Production and Lower Costs

Calibre Mining Third Quarter 2020 Financial Results Conference Call and Webcast on Thursday November 5, 2020

Calibre Makes Final Acquisition Payments Totaling US$15.5 Million to B2Gold Ahead of Schedule; Now Debt-Free and Generating Significant Free Cash Flow

Calibre Mining Reports Strong Third Quarter Gold Production; Cash on hand at Quarter End Increased by 124% to $56 million

Calibre Provides Drilling Update, Including Highest Grade Intercept To Date of 149.4 g/t Gold over 4.8 metres at Panteon

Calibre Completes Acquisition of Remaining 70% Interest in the Eastern Borosi Gold-Silver Property from IAMGOLD

Calibre Acquires Remaining 70% Interest in the Eastern Borosi Gold-Silver Property From IAMGOLD; NI 43-101 Inferred Resources of 700,500 Ounces at 4.9 g/t Au as at May 11, 2018

Calibre Releases Multi-Year Production and Cost Outlook, including Initial Libertad Complex Preliminary Economic Assessment

Calibre Reports Second Quarter 2020 Financial and Operating Results

Calibre Mining Q2 2020 and Multi-Year Outlook Conference Call and Webcast on August 11, 2020

Calibre Mining Recommences Blasting and Mining Activities at its Jabali Underground Mine, Part of the Libertad Complex

Calibre Mining Reports A Contractor Fatality at its Limon Mine

Calibre Mining Receives Environmental Permit for Development and Operation of Pavon Norte Open-Pit Mine

Calibre Reports Second Quarter Production; Successful Restart with Operations Back to Steady-State Production

Calibre Mining Provides Revised 2020 Production and Cost Guidance: Expects Gold Production of Between 110,000 and 125,000 Ounces at Total Cash Costs(1) of Between $880 and $920 an Ounce

Calibre Mining Announces Voting Results from Annual General and Special Shareholder Meeting

Calibre Commences Phased Restart of Operations

Calibre Mining Announces Maiden Mineral Resource Estimate at Panteon Deposit

Calibre Mining Reports Exploration Results from Libertad and Limon; 2020 Drilling Metres Increased by 30%

Calibre Reports Strong First Quarter 2020 Production and Costs, Including Record Quarterly Production at Limon of 20,636 Ounces

Calibre Mining Q1 2020 Conference Call and Webcast on May 7, 2020

Calibre Reports Strong First Quarter Gold Production; Cash On Hand at Quarter End Increases by 30% to $43 Million

Calibre Mining Announces Drilling Results From the Panteon Deposit at El Limon, including 17.77 g/t Au over 10.8 metres

Calibre Commences Temporary Suspension of Operations; Withdraws 2020 Guidance and Provides Liquidity Update

Calibre and Rio Tinto Exploration Enter Into Agreements: $45 Million Earn-In Agreement for 100%-owned Borosi Projects; And Strategic Exploration Alliance for Nicaragua

Calibre Delivers on Fourth Quarter 2019 Production and Costs; Reports Consolidated 2019 Financial Results

Calibre Mining Q4 2019 Conference Call and Webcast on February 19, 2020

Calibre Mining Announces Initial Drill Results From La Libertad and Amalia, Including 17.84 g/t Gold Over 7.0 Metres

Calibre Mining Announces Initial Drill Results From El Limon, Including 18.65 g/t Gold Over 5.1 Metres

Calibre Mining Reports Q4 2019 Gold Production; Delivers Operating Results In-Line with Guidance

Calibre Mining Files NI 43-101 Technical Report for Its Mineral Resource Estimate on the Pavon Gold Project

Calibre Announces Director Change and Establishment of Advisory Committee

Calibre Mining Adds to Board and Management Depth

Calibre Mining Provides 2020 Guidance: Expects Gold Production of Between 140,000 and 150,000 ounces at Total Cash Costs of Between $840 and $890 an Ounce

Calibre Mining Announces a 318% Increase in the Pavon Gold Project Indicated Resource to 230,000 ounces Grading 5.16 g/t Gold; Resource Expansion Drilling Planned for 2020

Calibre Mining Begins Trading on the OTCQX in the United States

Calibre Mining Reports Temporary Suspension of Blasting Activities at its Jabali Underground Mine at La Libertad; Reaffirms 2019 Consolidated Guidance

Calibre Mining: Conversion of B2Gold's US$10 Million Debenture

Calibre Mining Reports Results from B2Gold Exploration and Target Delineation Programs at La Libertad; Provides Q4 2019 & 2020 Budget of US$10 million and 40,000 Meters at La Libertad and Pavon

Calibre Mining Reports Results from B2Gold Drilling Program at El Limon; Vein System Now Extends Over 2.5 Kilometres

Calibre Mining Provides Partial Fourth Quarter 2019 Guidance: Expects Gold Production of Between 32,000 and 35,000 ounces at All-In Sustaining Costs(2) of Between US$950 and US$980

Calibre Announces Graduation to TSX; Trading to Recommence on October 21, 2019

Calibre Mining Completes Acquisition of El Limon and La Libertad Gold Mines From B2Gold

Calibre Mining Announces Release of Escrowed Funds And Conversion of Subscription Receipts into Common Shares

Calibre Mining Announces Voting Results from Annual General and Special Shareholder Meeting; Announces New Leadership Team

Calibre Announces Intended One-Off Grant Of Options & Restricted Share Units, As Outlined In Management Information Circular

Calibre Mining Closes Second Tranche of Over-subscribed Equity Financing Totaling Cdn$105.1 Million

Calibre Mining Closes Over-Subscribed Cdn$102.5 Million Equity Financing

Calibre Provides Update on Transaction With B2Gold

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

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

Map: La Luna Maps - September 2018

Calibre Mining Announces Completion of Loans from Directors

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

Calibre Mining Announces Results from 2018 Diamond Drilling Program on the 100% Owned Primavera Gold-Copper Porphyry Project, Nicaragua

Calibre Mining Drilling Continues to Expand Gold-Silver Mineralized Zones on the Eastern Borosi Project, Northeast Nicaragua

Calibre Announces Shareholder Meeting Results

Calibre Mining Announces that Joint Venture partner IAMGOLD has reported an Inferred Mineral Resource Estimate of 812,000 Gold Equivalent Ounces on the Eastern Borosi Project, Nicaragua

Map: Eastern Borosi Project Inferred Resource - April 2018

Calibre Mining Announces Approved Warrant Extension

Calibre Mining Announces Proposed Warrant Extension

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

Calibre Mining Advances Three Projects in Nicaragua with Five Drills Active

Calibre Mining Announces Additional 2017 Diamond Drilling and Advancement of the Resource Estimate on the Eastern Borosi Gold Project, Nicaragua

Calibre Mining and Centerra Gold Mobilize Second Drill Rig to Test Newly Identified Gold-Copper Targets on the Northern Siuna Project, Nicaragua

Calibre Mining Announces Final Results for 2017 Drilling Program and Initiation of Updated Resource Estimate on the Eastern Borosi Gold Project, Nicaragua

Calibre Mining Announces Final Drill Results on the 100% Owned Santa Maria Gold-Copper-Zinc Project, Nicaragua, Including 5.85 metres grading 2.02 g/t Au and 3.46% Cu

Calibre Mining and Centerra Gold commence 2017 Diamond Drilling on the Cerro Aeropuerto Gold Deposit, Siuna Project, Nicaragua

Calibre Mining Announces Start of Drilling Program on the 100% Owned Primavera Gold-Copper Porphyry Deposit, Northeast Nicaragua

Calibre Mining Announces Drill Results from Phase I Drilling Program on the 100% Owned Santa Maria Gold-Copper-Zinc Project, Northeast Nicaragua

100% Owned Santa Maria Gold-Copper-Zinc Project, Northeast Nicaragua Plan Map

Calibre's Partner IAMGOLD Exercises Second Option after Earning a 51% Interest in the Eastern Borosi Gold Project, Nicaragua

Calibre Announces AGM Results

Calibre Mining Initiates Maiden Drilling at the 100% Owned Santa Maria Gold-Silver Project on the Borosi Concessions, Nicaragua

Calibre Mining Announces Results for Phase 1 Drilling at the 100% Owned Monte Carmelo Gold Project, Nicaragua

Calibre Mining and Centerra Gold Advance Exploration Programs on the Siuna Concessions, Nicaragua

Calibre Mining Advances 100% Owned Primavera, Monte Carmelo, and Santa Maria Gold Projects on the Borosi Concessions, Nicaragua

Calibre Announces Grant of Stock Options

Calibre Mining Initiates Two Drilling Programs in Nicaragua

Calibre Announces $1,780,000 Private Placement

Calibre Mining Announces NI 43-101 Inferred Resource Estimate of 1.2 Million Gold Equivalent Ounces for the 100% Owned Primavera Gold-Copper Porphyry Deposit, Northeast Nicaragua

100% owned Primavera Gold Project Mineral Resource Compilations

Calibre Acquires 100% of the Primavera Gold-Copper Porphyry Project and Monte Carmelo Gold Project from B2Gold

Pierre Lassonde Increases Ownership in Calibre Mining to 14.13% by Exercising Warrants

Calibre Mining Further Expands Gold-Silver Vein Systems and Discovers New Zone at Eastern Borosi Project, Northeast Nicaragua

Calibre Mining and Centerra Gold Commence Diamond Drilling on New Gold Targets at the Siuna Project, Nicaragua

Calibre Appoints Douglas Hurst To Board Of Directors

Eastern Borosi Drill Results Compilation Map

Calibre Mining Drilling Further Expands Gold-Silver Vein Systems at Eastern Borosi Project, Northeast Nicaragua

Calibre Mining and Centerra Continue to Advance the Siuna Project and Receive Positive Metallurgical Results from Cerro Aeropuerto

Calibre Comments on Trading Activity

Eastern Borosi Drilling Results Compilation Map

Calibre Mining Drilling Continues to Expand Gold-Silver Vein Systems at Eastern Borosi Project, Northeast Nicaragua

Calibre Mining and Centerra Expand Project Area to 253 km2 and Increase Option Earn-In to $9.0 Million

Calibre Closes $3,000,000 Private Placement

Calibre Announces $3,000,000 Private Placement

Calibre and Centerra Gold drill 53.7 Metres Grading 10.47 g/t Au at Cerro Aeropuerto and Advance New Gold Mineralized Trends, La Luz Gold Project, Siuna, Nicaragua

Updated Concession Map - Calibre Mining expands concessions

Calibre Mining Expands 100% Owned Concessions to 586 Square Kilometres, Borosi Mining District, Northeast Nicaragua

Calibre Mining Initiates 5,500 Metre Drilling Program at the Eastern Borosi Project, Northeast Nicaragua

Eastern Borosi Gold Project Compilation Map - Calibre Mining/IAMGold

Calibre to Amend Warrants

Calibre and Centerra Gold drill 71.05 Metres Grading 2.89 g/t Au at Cerro Aeropuerto and Define a New Mineralized Trend, La Luz Gold Project, Siuna, Nicaragua

Cerro Aeropuerto Compilation Drill Results Map

Calibre and B2Gold Continue to Advance the Monte Carmelo Gold Project, on the Borosi Concessions, Northeast Nicaragua

Calibre along with Joint Venture and Option Partners Continue Advancing Gold-Silver-Copper Projects on the Borosi Concessions, Northeast Nicaragua

Calibre And Centerra Gold Start 1500 Metre Drilling Program On The La Luz Project, Nicaragua

Calibre Mining and B2Gold Continue Exploration on Borosi Joint Venture, Nicaragua

Calibre Mining Announces Further Results from Phase I Diamond Drilling Program Including 12.97 metres grading 2.60 g/t Au on 100% Owned Montes de Oro Gold Project, Siuna District, Nicaragua

Phase I - Montes De Oro Drill Results 2015 Map

Calibre And Centerra Gold Sign Option Agreement On The La Luz Project, Nicaragua

Calibre Mining Updated Borosi Concessions Project Map

Calibre Mining Corp. Announces Results of Annual General Meeting

Map - Calibre Drilling Intersects 19.2 Metres Grading 223.4 g/t Silver and 9.44 Metres Grading 488.6 g/t Silver on the Blag Gold-Silver Vein System, Eastern Borosi Project, Nicaragua

Calibre Drilling Intersects 19.2 Metres Grading 223.4 g/t Silver and 9.44 Metres Grading 488.6 g/t Silver on the Blag Gold-Silver Vein System, Eastern Borosi Project, Nicaragua

Calibre Mining Announces Initial Results from Phase I Diamond Drilling Program on 100% Owned Montes de Oro Gold Project, Siuna District, Nicaragua

Montes De Oro July 2015 Phase I Drilling Program Presentation

Calibre Drilling Intersects 1.39 Metres Grading 98.72 g/t Gold and 7.08 Metres Grading 6.26 g/t Gold on the Guapinol Gold-Silver Vein System, Eastern Borosi Project, Nicaragua

Calibre Drilling Intersects 1.39 Metres Grading 98.72 g/t Gold and 7.08 Metres Grading 6.26 g/t Gold on the Guapinol Gold-Silver Vein System, Eastern Borosi Project, Nicaragua - MAP

Blag Gold-Silver Zone, Eastern Borosi, Nicaragua Maps

Calibre Drilling Intersects 2.60 Metres Grading 9.01 g/t Gold and 949.1 g/t Silver at the Blag Gold-Silver System, Eastern Borosi Project, Nicaragua

Blag Gold-Silver Zone, Eastern Borosi, Nicaragua Maps

Calibre Drilling Expands High Grade Blag Gold-Silver System, Eastern Borosi Project, Nicaragua including 9.92 Metres Grading 5.36 g/t Gold and 194.6 g/t Silver

Montes de Oro Compilation

Calibre Mining Announces Start of Diamond Drilling Program on 100% Owned Montes de Oro Gold Project, Siuna District, Nicaragua

Calibre Drilling Discovers New High Grade Gold Veins in the La Sorpresa Zone, Eastern Borosi Project, Nicaragua including 4.10 Metres Grading 8.93 g/t Gold and 57.4 g/t Silver

La Sorpresa Gold Zone Drilling Details

Calibre Mining Advances Gold Targets on 100% Owned Siuna District Projects, Nicaragua

Calibre Mining and B2Gold Complete Reconnaissance Diamond Drilling Program At the Minnesota Gold Project, Borosi Concessions, Nicaragua

Calibre Mining Starts 2015 Drilling Program at the Eastern Borosi Gold-Silver Project, Nicaragua

Calibre Mining Announces Additional Drilling Results from the Eastern Borosi Gold-Silver Project, Nicaragua Including 5.07 Metres Grading 13.44 g/t Gold and 2.76 Metres Grading 26.48 g/t Gold

Calibre Mining Updated Drilling Results Plan Map.

Calibre Mining Announces Additional Trenching Results Including 8.45 Metres Grading 3.42 g/t Gold from the 100% Owned Montes de Oro Gold Project, Nicaragua

Calibre Mining Montes De Oro Plan Maps

Calibre Appoints Julie Lassonde to Board of Directors

Calibre Mining Drilling Results Plan Map

Calibre Mining Announces Additional Drilling Results from the Eastern Borosi Gold-Silver Project Including 6.37 Metres Grading 4.11 g/t Gold and 235.90 g/t Silver

Calibre Mining and B2Gold Begin Diamond Drilling Program at the Minnesota Gold Project, Borosi Concessions, Nicaragua

Calibre Mining and B2Gold to Start Diamond Drilling Program at the Minnesota Gold Project, Borosi Concessions, Nicaragua

Calibre Mining Announces Expanded Drilling Program and Additional Drilling Results at the Eastern Borosi Gold-Silver Project, Nicaragua

Eastern Borosi Project Drill Plan Map

Calibre Announces Grant of Stock Options

Calibre Mining Commences Trenching and Ground Geophysics on 100% Owned Montes de Oro Gold Project, Nicaragua

Calibre Mining 100% Owned Montes De Oro Map September 29, 2014

Calibre Mining Announces Additional Drilling Results at the Eastern Borosi Gold-Silver Project, Nicaragua, including 6.5 Metres Grading 16.9 g/t Gold

Eastern Borosi Project Drill Plan Map

Calibre Closes $2,000,000 Strategic Financing With Pierre Lassonde Acquiring An 11% Stake In Calibre

Calibre Announces $2,000,000 Strategic Financing By Pierre Lassonde Representing An 11% Stake In The Company

Calibre Mining Engages Torrey Hills Capital for U.S. Investor Relations

Eastern Borosi Project Drill Plan Map

Calibre Mining Announces Drilling Results at the Eastern Borosi Gold-Silver Project, Nicaragua, including 4.81 Metres Grading 25.7 g/t Gold

B2Gold Increases Ownership in Calibre Mining to 15.2% by Exercising Warrants

Calibre Mining Corp. Announces Results of Annual General and Special Meeting

Calibre Announces Grant Of Stock Options

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

IAMGOLD and Calibre Mining diamond Drill Plan map

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

Minnesota Soil and Trench Map Detail

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

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

Borosi Concessions - Joint Venture Map

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

Montes De Oro Map

Trench Extension at Calibre's 100% Owned Montes de Oro Project Returns 33.5 Metres Grading 2.1 g/t Gold

Calibre and Joint Venture Partners Continue Advancing Gold-Silver-Copper Projects on the Borosi Concessions, Northeast Nicaragua

Calibre and B2Gold Sampling Expands Mineralized Zone at the Minnesota Gold-Copper Project, Borosi Concessions, Nicaragua

Minnesota News Release Updated Maps

Calibre Further Expands 100% Owned Montes de Oro Gold Project - Additional Trenching Intercepts 19.3 metres grading 2.71 g/t Gold

Calibre Montes de Oro Map

Calibre Mining and B2Gold Sign Definitive Joint Venture Agreement

Montes De Oro Trench Location Plan Map

Calibre Expands Trench Intercept at the 100% Owned Montes de Oro Target to 52.3 metres grading 7.1 g/t Gold

Calibre Provides Update on Borosi Project, Nicaragua.

Calibre to Sell a 100% Interest in the Point Leamington Project, Newfoundland to Raystar

Calibre Announces Updated NI 43-101 Inferred Resource Estimate of 14.1M tonnes grading 1.86 % Zn, 0.42 % Cu, 0.02 % Pb, 1.07 g/t Au, and 17.12 g/t Ag (6.15 % ZnEq) at the 100% owned Point Leamington Massive Sulphide Deposit, Newfoundland

Calibre's High Grade Trench Results Expand New Gold Discovery at 100% Owned Montes de Oro, Project, Nicaragua; 17.0 m Grading 17.95 g/t Gold, 20.5 g/t Silver, 0.12 % Copper and 2.75% Zinc

Step-Out Trenching at Calibre's 100% Owned Riscos de Oro Deposit returns 13.50 m Grading 3.26 g/t Gold and 14.7 g/t Silver Eastern Epithermal District, Borosi Concessions, Nicaragua

Calibre Engages Roman Friedrich & Company as Financial Advisors

B2Gold to Spend $6.0 Million to Earn an Additional 19% Interest in Calibre's Primavera Gold - Copper Project and Surrounding Borosi Concessions in the Mining Triangle, Nicaragua

Calibre Adopts Advance Notice Policy

Calibre Discovers New Porphyry and Skarn-Style Mineralization at La Virgen and Montes de Oro Targets, Borosi Concessions, Nicaragua with Trenches Assaying 9.0 m Grading 10.76 g/t Au and 0.12% Cu along with 45.0 m grading 0.40 g/t Au and 0.19% Cu

Calibre Announces Initial Metallurgical Testing of Primavera Mineralization Shows Excellent Recoveries for Gold and Copper

Primavera DH Collars

B2Gold Completes Earn Into 51% and Approves Initial $2.0 Million Phase I Exploration Program at Primavera for 2013

Calibre Completes Concession Exchange to Expand Land Holdings in the Eastern Epithermal Gold-Silver District, Borosi Concessions, Nicaragua

Calibre Continues to Advance Exploration Targets on 100% Owned Projects within the Borosi Concessions, Nicaragua

Calibre Provides Exploration Update on 100% Owned Projects within the Borosi Concessions, Nicaragua

Calibre's Joint Venture Partner Alder Resources' Drilling Returns 10 Metres Grading 1.42 % Copper, 0.18 g/t Gold and 20.45 g/t Silver, Rosita Project, Nicaragua

Calibre's Joint Venture Partner Alder Resources Discovers Bonanza Grade Gold Zone Including 8.0 Metres At 29.54 G/T Gold At Rosita Project, Nicaragua

Calibre Announces NI 43-101 Inferred Resource Estimate Containing 222,300 oz Au and 4,142,000 oz Ag (287,100 oz AuEq) at the 100% owned Riscos de Oro Deposit, Borosi Project, Nicaragua

Primavera Drill Plan Map

B2Gold Corp. and Calibre Mining Corp. Announce Further Positive Drill Results at the Primavera Gold and Copper Porphyry Project in Nicaragua; Exploration Drilling Has Recommenced

Calibre Mining Appoints Greg Smith As President And CEO

Calibre Reports Joint Venture Partner News

Calibre Amends Terms of Borosi Gold-Copper Project Share Purchase Agreement With Yamana

Calibre Reports Joint Venture Partner News

Calibre Closes $5,000,000 Strategic Financing With B2Gold Acquiring a 10% Stake in Calibre

Calibre and B2Gold Advance the Minnesota Gold-Copper Project, Borosi Concessions, Nicaragua; Trench Results Include 8.0 Metres Grading 6.35 g/t Gold and 12.8 Metres Grading 1.27 g/t Gold

Calibre Announces $5.0 Million Strategic Financing B2Gold To Acquire A 10% Stake In Calibre

B2Gold Corp. and Calibre Mining Corp. Announce Further Positive Drill Results at the Primavera Gold and Copper Porphyry Project in Nicaragua

Primavera Drill Plan Map

Calibre Completes Phase II Drilling at the 100% Owned Riscos de Oro Gold-Silver Project, Nicaragua

Calibre Grants Options

B2Gold Corp. and Calibre Mining Corp. Announce New Drill Results Discover Significant Porphyry Style Gold and Copper Mineralization at the Primavera Project in Nicaragua

Calibre Continues To Expand Gold-Silver Mineralized Zone At 100% Owned Riscos De Oro Project, Nicaragua

Calibre Expands Gold-Silver Mineralized Zone at 100% Owned Riscos De Oro Project, Nicaragua

Calibre Announces Start of 5,000 Metre Drill Program at Rosita Copper-Gold-Silver Project, Nicaragua

Calibre Initiates Diamond Drill Program At Primavera Gold-Copper Prospect, Nicaragua

Calibre Mining Trenches 58.0 Metres Grading 0.70 g/t Gold at the Primavera Gold-Copper Project, Nicaragua

Calibre Mining Trenches 179.4 Metres Grading 0.63 G/T Gold at the Primavera Gold-Copper Project, Nicaragua

Alder and Calibre Announce Approval of Option Agreement and Commencement of Work Program

Calibre Engages Featherstone Capital

Calibre Mining Trenches 1.53 G/T Gold over 51.25 Metres at the Primavera Gold-Copper Prospect, Nicaragua

Calibre Closes Final Tranche of $3,500,000 Non-Brokered Private Placement

Calibre Identifies New Gold In-Soil Anomalies at Riscos De Oro

Calibre Appoints George Salamis to Board of Directors

Calibre Initiates Major Resource Delineation Drill Program at 100% Owned Riscos de Oro Gold-Silver Project, Nicaragua

Calibre Mining Options 65% Interest in the Rosita D Concession, Nicaragua to Alder Resources

Calibre Increases Non-Brokered Private Placement To $3,500,000

Calibre Closes $720,000 Second Tranche of Private Placement

Calibre Closes $1.34 Million First Tranche of Private Placement

Calibre and B2Gold Begin Second Phase Exploration Program at Primavera Gold-Copper Prospect, Nicaragua

Calibre Announces $3.0 Million Non-Brokered Financing

Calibre Mining Announces Expiration of 44 Million Warrants

Calibre Mining Reports Exploration Update From Borosi Gold-Copper Concessions, Nicaragua

Calibre Mining Announces Management Changes

Calibre Drills 9.31 g/t Gold and 336.06 G/T Silver over 3.90 Metres at the Riscos De Oro Gold-Silver Property

Calibre Drills 10.60 Metres of 7.69 g/t Gold and 211.87 g/t Silver at the Riscos De Oro Gold-Silver Property

Calibre Identifies an 850 Metre by 300 Metre Gold In-Soil Anomaly at the Primavera Prospect, Nicaragua

Calibre Intersects 10.25 g/t Gold And 288.25 g/t Silver Over 5.4 Metres at the Riscos de Oro Gold-Silver Property, Nicaragua

Calibre Files NI 43-101 Technical Report on Sedar Supporting Resource Estimate With Total Inferred Resources of 835,000 Ounces of Gold and 4,288,070 Ounces of Silver

Calibre Engages Endeavour Financial

Calibre Announces NI 43-101 Inferred Resources Totalling 835,450 Ounces Gold and 4,288,070 Ounces Silver from 100% Owned Borosi Concessions, Nicaragua

Calibre Initiates Drill Program At Riscos De Oro, Nicaragua

Calibre Receives $1,398,750 from Warrant Exercise

Calibre Officers and Directors Exercise Warrants

Calibre Discovers High Grade Epithermal Gold Vein System at the Santa Maria Prospect, Nicaragua

Calibre Acquires New Concessions in Nicaragua

Calibre Trenches 4.7 Metres Grading 7.30 g/t Gold on the 100% Owned Bonanza H1 Concession, Nicaragua

Calibre Announces Investor Relations Contract

Calibre Amends Borosi Option Agreement Securing 100% Interest In Advanced Gold-Silver Projects

Calibre Grants Stock Options

Calibre Intersects 8.53 Metres of 4.23 g/t Gold And 384.86 g/t Silver at The Riscos de Oro Gold-Silver Property, Nicaragua

Calibre Intersects 9.0 G/T Gold And 30.0 G/T Silver Over 4.14 Metres At The Riscos De Oro Gold-Silver Property, Nicaragua

Calibre Intersects 11.05 G/T Gold And 72.30 G/T Silver Over 2.30 Metres At The Borosi Gold-Silver-Copper Concessions, Nicaragua

Calibre Intersects 14.05 G/T Gold And 1,990.00 G/T Silver Over 0.8 Metres At The Borosi Property, Nicaragua

Calibre Announces Drilling Update At Borosi Gold-Copper Concessions, Nicaragua

Calibre Reports Trench Results From Borosi Gold-Copper Concessions, Nicaragua

Calibre Announces Investor Relations Contract

Calibre Initiates Drill Program At Borosi Gold-Copper Project, Nicaragua

Calibre Mining To Drill Borosi Gold-Copper-Silver Project

Calibre Mining Trenches 4.2 Metres Of 3.49 G/T Gold At La Luna

Calibre Promotes Mr. Santos To Chief Financial Officer

Calibre Mining Closes Private Placement Financing

Four New Epithermal Gold-Silver Vein Systems Delineated At Calibre's Borosi Gold-Copper Project

Calibre Mining Arranges C$1,150,000 Private Placement

Calibre Provides Corporate Update

News Release

Calibre Mining And B2Gold Commence Gold Exploration In Nicaragua

Calibre Mining Closes Purchase of 100% Interest in the Nen Gold-Copper Project, Nicaragua, and Closes Option Agreement with B2 Gold Corp.

Calibre Closes Private Placement Into Escrow

Calibre NI 43-101 Report On NEN Gold-Copper Property Has Been Accepted For Filing By TSX Venture Exchange

B2Gold Executes Letter Of Intent With Calibre Mining To Earn Up To A 65% Interest In The Nen Gold-Copper Property, Nicaragua

Calibre Mining Executes Letter Of Intent To Purchase 100% Interest In The Nen Gold-Copper Project, Nicaragua

Calibre Provides Corporate Update

Calibre Closes Private Placement

Calibre Announces Private Placement

Calibre Files To Deregister From The Sec In The USA

Calibre Provides Corporate Update

Calibre Provides Exploration Update

Calibre Mining Begins Drilling On Trundle Copper-Gold Property, New South Wales, Australia

Calibre Mining Begins Drilling On The Trend Property, Nevada

Calibre Appoints Dr. John A. Mcdonald To Board Of Directors

Phase II Drilling Results From Calibre's Cargo Project

Calibre Purchases Point Leamington Mineral Claims

Calibre to Earn 65% Interest in Trend Gold Property Cortez-Battle Mountain Area of Nevada

Calibre To Earn 70% Interest In Trundle Copper-Gold Property New South Wales, Australia

Calibre Commences Drilling On Cargo Gold-Copper Project

Calibre Completes Ownership Of Cybele Resources Inc.

Calibre To Acquire 100% Ownership Of Cybele Resources Inc.

Calibre Intersects Porphyry Copper - Gold Mineralization at Cargo

Effective Today - Calibre Mnining Corp - TSX-V:CXB

TLC Ventures Announces Name Change To Calibre Mining Corp.

TLC Ventures Initiates Drill Program at Cargo Copper-Gold Project, NSW, Australia

TLC Ventures Appoints New Senior Management

TLC Ventures Subsidiary Options 70% Interest in Cargo Gold-Copper Project, NSW, Australia

TLC Ventures Advances Projects In Canada And South-West Pacific

TLC Ventures Closes $4,524,000 Private Placement Financing

TLC Ventures Announces $4,524,000 Private Placement Financing

TLC Ventures Corporate Update

TLC Ventures Announces Management Changes

TLC Ventures Completes Form 20F Registration

TLC Ventures Appoints Blayne Johnson to Board of Directors

TLC Ventures Appoints John Reynolds, MP to Board of Directors

TLC Ventures Reports Drilling Results For the Point Leamington Zn-Au-Cu-Ag Project, Newfoundland

TLC Ventures Appoints New President and CEO

TLC Ventures Commence Drill Program at Point Leamington Project

TLC Ventures retains Renmark Financial Communications Inc.

TLC Ventures Announces New Director and Financing

TLC Ventures Exploration Update

TLC Grants Option

TLC Ventures Announces Independent Resource Estimate for Point Leamington Zn-Au-Cu-Ag Massive Sulphide Deposit, Newfoundland

TLC Ventures Announces $6.25 Million Financing

TLC Ventures to Acquire 100% Interest in Point Leamington Zn-Au-Ag-Cu Massive Sulphide Deposit, Newfoundland

TLC Ventures Closes $1.25 Million Financing

TLC Ventures Announces Corporate Reorganization Plans

News Releases

Calibre Mining Acquisition Presentation

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