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Corporate Presentation Corporate Presentation Presentation Transcript

  • Advanced Gold, Copper and Silver Exploration Mining Triangle, Nicaragua TSX.V: CXB August 2013
  • FORWARD LOOKING STATEMENT Certain statements in this document constitute “forward looking statements” which may not be based on historical fact. Such forward looking statements involve known and unknown risk, uncertainties and other factors which may cause the actual results, performance or achievements of the Company, or industry results to be materially different from any future results, performance, or achievements expressed or implied by such forward looking statements. Such factors include, among others, the following: actual results of exploration and development activities; the costs and timing of the development of new deposits; future prices of precious and base metals; accidents; risks inherent in mineral exploration; risks associated with development, construction and mining operations; restrictions on foreign ownership; the Company’s history of operating losses and uncertainty of future profitability; uncertainty of access to additional capital; and environmental liability claims and insurance. This presentation is not an offer to purchase securities and does not constitute an offering document under Securities legislation. Mr. Gregory Smith, P.Geo, the President and CEO of the Company, is the Qualified Person as defined by NI 43-101, and is responsible for the accuracy of the technical data and information.
  • Stable Environment: PROLIFIC MINING DISTRICT » Stable government, with a political environment favorable to mining » Prolific “Mining Triangle” has produced over 7.9M oz’s of gold » Calibre and its partners control over 785 km2 of underexplored project area in the region Team AND PARTNERS: Experienced, Successful » Calibre Mining Proven management with decades of mining and public company experience » Featherstone Capital Strong history of success. Have created billions of dollars in Shareholder Value » B2Gold Nicaragua’s largest gold producer with two mines and a strong portfolio of development assets » Alder Resources Experienced management with focus on exploration in the Americas Calibre’s Borosi Gold-Copper-Silver Project Mining Triangle of Northeast Nicaragua, Central America InvestMENT Highlights New Discovery: MONTES DE ORO PROJECT 100% owned » 100% owned Montes De Oro gold-silver-copper-zinc discovery » Trench MTR13-009 - 52.3 metres grading 7.1g/t gold, MTR13-017 grading 23.0 metres grading 5.35g/t gold » Partially tested a strong gold-cilver-copper-zinc soil anomaly extending over a 400 metre by 650 metre area which remains open to the northeast New Discovery: B2Gold/Calibre (JV) PRIMAVERA GOLD-COPPER PROJECT »Primavera porphyry gold/copper discovery  »Thirty two drill holes completed totaling 13, 414m »Discovery drill hole (Jan 2012): 261.7m grading 0.78g/t Au, 0.30% Cu »Joint Venture with B2Gold. B2Gold(Nicaragua’s largest gold producer) who earned a 51% interest in 322km2 of concessions by spending $8M with an option to go up to 70% interest by spending an additional $6M over 3 years in project expenditures » Phase I 2013 Budget of $2.0M » 25km2 porphyry gold/copper target area at Primavera Established ProjectS: Proven PARTNERS » Calibre 100%-owned NI 43-101 Compliant Inferred Resource totaling 1,057,750 ozs Gold and 8,430,070 ozs Silver in three Gold-Silver Deposits » Calibre/Alder NI 43-101 Compliant Inferred Resource totaling 118,000 ozs Gold, 2.35 million ozs Silver, 108 million lbs Copper » Calibre/B2Gold new discovery of the primavera gold/copper porphyry with additional drilling in 2013 5CALIBREMINING.COM4 CALIBRE INVESTMENT HIGHLIGHTS
  • Calibre Mining Corp Greg Smith, P.Geo President & CEO, Director » 25+ years exploration experience with both junior & senior operations; » Involved in successfully outlining 10+ million ounces of gold discoveries. Paulo Santos, CA Chief Financial Officer » 10+ years experience with public accounting, auditing, and regulatory compliance Edward Farrauto, CGA Director » 20+ years experience as CFO and director of public companies; » Founder and director of several public companies; George Salamis Director » 20+ years exploration, development and operations experience; » President & CEO of Edgewater Exploration Ltd. Hon. John Reynolds, P.C. Director » 35+ years experience in politics, former Member of Parliament, and a member of the Queen’s Privy Council for Canada; » Strategic Senior Advisor at McMillan LLP. Featherstone Capital Douglas B. Forster, M.Sc., P.Geo Executive Chairman of the Calibre Board » President & CEO of Featherstone Capital Inc. » 30+ years of resource project development, M&A, equity finance and public company management; » Founder and director of numerous public companies; Blayne Johnson Lead Director of Calibre Board » 25 years of capital markets experience; » Former VP of First Marathon Securities » Chairman of Featherstone Capital Inc. EXPERIENCED Team PARTNERS B2Gold Vancouver based gold producer led by Clive Johnson and Tom Garagan, with two gold mines in Nicaragua and a strong portfolio of development and exploration assets in Nicaragua, Colombia, Uruguay and Namibia B2Gold was founded in 2007 by the former executive and management team of Bema Gold Corporation. Alder Resources Toronto-based junior exploration company with a focus on exploration for base and precious metals in the Americas. SHARE STRUCTURE Issued & Outstanding 187,910,918 Options 16,105,000 Yamana Warrants 10,000,000 B2Gold Warrants 10,000,000 Fully Diluted 224,015,918 Fully Diluted Cash Position $7,840,750 Working Capital ~$1,900,000 SIGNIFICANT SHAREHOLDERS B2Gold Corp. 10.6% Management 10.0% 7CALIBREMINING.COM6 CALIBRE TEAM
  • Nicaragua: Stable, Under Explored Mining Environment » Democratic Republic with President Ortega elected to a new 5 year term in Nov. 2011 » Gold is Nicaragua’s No. 3 export » Gold has helped Nicaragua’s economy grow by 4% annually in the past year, the highest rate in Central America » Annual gold production has more than doubled in the past 3 years » Supportive mining laws, including favourable tax regime » 25 year exploration and 50 year exploitation permits » Economist Intelligence Unit ranks Nicaragua as one of the safest countries in Central America HONDURAS NICARAGUA Borosi Concessions Managua Lake Nicaragua La Libertad (Gold Mine) B2GOLD CORP. El Limon (Gold Mine) B2GOLD CORP. Bonanza (Gold Mine) Siuna Rosita and Primavera Caribbean Sea Pacific Ocean EL SALVADOR COSTA RICA Riscos de Oro Puerto Cabezas (Airport) 0 20 40 80 120 160km BOROSI CONCESSION AREA 9CALIBREMINING.COM8 WORKING IN NICARAGUA
  • Cerro Cola Blanca Forest Reserve Prospects 100% Calibre Calibre-Alder Option Area Calibre-B2Gold Option Area Cerro Banacruz Forest Reserve NICARAGUA Borosi Concessions Managua 275km 0 5 10 15 20km Siuna Riscos de Oro Primavera Cerro Aeropuerto Rosita Minnesota Santa Rita Bonanza La Luna Bonanza (Gold Mine) 2.8M OZS PAST PRODUCTION LA LUZ (Gold Mine) 2.7M OZS PAST PRODUCTION Blag BOROSI GOLD, SILVER AND COPPER CONCESSIONS – “Mining triangle” 3 6 2 5 4 1 CALIBRE/B2Gold 1 PRIMAVERA Gold-Copper 2 Minnesota Gold-Copper 100% CALIBRE 3 CERRO AEROPUERTO Gold-Silver NI43-101 Inferred Resource 707,750 oz Au 3.14M oz Ag 4 LA LUNA Gold-Silver NI43-101 Inferred Resource 127,700 oz Au 1.74M oz Ag 5 RISCOS DE ORO Gold-Silver NI43-101 Inferred Resource 222,300 oz Au 4.14M oz Ag 6 GuApinol Gold-Silver Historical Drilling 7 MONTES DE ORO Gold-Copper-Silver-Lead-Zinc New Discovery CALIBRE/ALDER RESOURCES 8 Rosita Copper-Gold-Silver NI 43-101 Inferred Resource 108M lbs Cu 118,000 oz Au 2.35M oz Ag 8 La Virgen Montes de Oro Guapinol 7 11CALIBREMINING.COM10 BOROSI CONCESSIONS AREA
  • Siuna District 100% CALIBRE OWNED » The Cerro Aeropuerto gold-silver high grade inferred resource (6.05Mt @ 3.64 g/t gold & 16.16 g/t silver for 707,000 ounces gold & 3.14 Moz silver is located 500-1000 m along strike from the past producing La Luz Mine. (~2.5M ounces gold) » New gold-copper porphyry and skarn-style mineralization discovery at La Virgen and Montes de Oro targets, north of the Cerro Aeropuerto gold-silver deposit. » La Virgen target hosts a broad 500 m x 1000 m gold-copper stream sediment and soil anomaly » Several placer gold workings » Montes de Oro located approximately 4km north of La Virgen has outlined a 400 m x 650 m gold-copper-lead-zinc anomaly. » Additional ground exploration work on going Borosi Concessions 0km 20 40 TRENCH/PIT RESULTS 2013 - La VIRGEN Trench ID Interval (m) Gold (g/t) Copper (%) VTR 12-001 45.0 0.40 0.12 including 9.00 1.39 0.19 VTR 12-021 10.20 0.70 0.11 PIT 11 2.00 27.18 13CALIBREMINING.COM12 SIUNA DISTRICT
  • 100% Montes De Oro Gold-Silver-Copper-Zinc Borosi Concessions 0km 20 40 Montes de oro GolD-In-Soil Map Montes de oro AIRBORNE Map » New gold-copper-silver-zinc mineralization discovery at the Montes de Oro target, north of the Cerro Aeropuerto gold-silver deposit. » Outlined in trench MTR13-009 52.3 m grading 7.1g/t gold » Montes de Oro located approximately 4km north of La Virgen has outlined a 400 m x 650 m gold-copper-lead-zinc anomaly open along the northeast. » Trenching has only partially tested a strong coincident gold- silver-copper-lead-zinc anomaly. » Additional exploration work underway on the new discovery 14 15CALIBREMINING.COM CALIBREMINING.COM
  • Recent Trent Results Trench ID From (m) To (m) Interval (m) Au (g/t) Cu (%) Zn (%) MTR13-009 0.0 52.3 52.3 7.07 0.06 1.23 incl 10.7 52.3 41.6 8.46 0.07 1.47 incl 10.7 26.9 26.2 12.54 0.10 2.32 MTR13-017 0.0 23.0 23.0 5.25 0.05 0.38 incl 14.0 23.0 9.0 10.15 0.06 0.29 Recent Trent Results Cont. Trench ID From (m) To (m) Interval (m) Au (g/t) Cu (%) Zn (%) MTR13-018 20.0 29.0 9.0 3.11 0.02 0.41 MTR13-019 4.8 21.0 16.2 4.68 0.05 0.22 incl 9.0 15.0 6.0 10.14 0.05 0.20 MTR13-020 29.5 38.0 8.5 1.66 0.03 0.23 MTR13-022 0.0 6.0 6.0 4.73 0.03 0.07 Montes de oro Plan Map 16 17CALIBREMINING.COM CALIBREMINING.COM
  • PRIMAVERA GOLD/COPPER PROJECT PROJECT HIGHLIGHTS » Road accessible with national power grid located 1.2 km from the project, 8km from town of Rosita » Subdued topography with main land use being subsistence farming and ranching » Joint Venture with B2Gold: B2Gold have earned a 51% interest in Primavera, as well as 322 sq km of surrounding concessions, by spending $8M. B2Gold and Calibre Mining have entered into an agreement granting B2Gold an option to acquire a further 19% interest into the 322 sq km concessions including Primavera by spending an additional $6.0 million in project expenditures over 3 years. » Updated Airborne geophysical survey completed over a large 5km by 5km interpreted intrusive/volcanic complex. Additional ground surveys underway » 32 drill holes completed totaling 13,414m » Extensive exploration program underway additional drilling in 2013 » Primavera is geologically similar to Newcrest Mining Limited’s Cadia- Ridgeway porphyry gold/copper mine in NSW, Australia where underground and open pit reserves contain 23.6M oz Au and 8.3B lbs Cu* AIRBORNE RADIOMETRIC SURVEY *NewcrestMiningLimitedwebsite AIRBORNE MAGnetic SURVEY 0 2 Km 19CALIBREMINING.COM18 PRIMAVERA PROJECT
  • PRIMAVERA GOLD/COPPER PROJECT SOIL GEOCHEMISTRY GOLD IN SOIL GEOCHEMISTRY TRENCH RESULTS Trench ID Interval (m) Gold (g/t) Copper (ppm) PRTR11-005 51.25 1.53 680 PRTR11-010 107.00 0.78 980 PRTR11-011 179.40 0.63 997 PRTR11-012 58.00 0.70 1313 PRTR11-013 49.50 0.25 1100 PRTR11-014 51.70 0.42 1286 HIGHLIGHTS COPPER IN SOIL GEOCHEMISTRY » Over 800 m by 300 m gold/copper soil geochemistry anomaly (open) » Additional gold/copper soil geochem anomalies have been outlined in the 25km2 Primavera porphyry target area » Trenches returned long intervals of continuous gold/copper mineralization including 179.4m grading 0.63g/t Au and 997 ppm Cu » Phase I 2013 budget of $2.0M Borosi Concessions 0km 20 40 21CALIBREMINING.COM20 PRIMAVERA PROJECT
  • PRIMAVERA GOLD/COPPER PROJECT RESULTS PRIMAVERA SELECT DRILL RESULT HIGHLIGHTS* » The higher grade Gold/copper porphyry mineralization has been intersected in drill holes over a 300m by 300m area and to a depth of 300m with mineralization comprised of quartz-magnetite-chalcopyrite-bornite veins and vein stockwork within broad zones of potassically and propylitically-altered intermediate volcanic and intrusive rocks » Primavera is geologically similar to Newcrest Mining Limited’s Cadia-Ridgeway gold/ copper mine (23.6M oz Au and 8.3B lbs Cu) Drill Hole From To Length Gold Copper AuEq** (m) (m) (m) (g/t) (ppm) (g/t) PR-11-001 0.00 276.80 276.80 0.50 2,146 0.84 includes 0.00 103.00 103.00 0.85 3,240 1.36 PR-11-002 1.5 263.20 261.70 0.78 2,966 1.25 includes 1.5 209.00 207.50 0.89 3,378 1.42 includes 74.50 209.00 134.50 1.01 3,561 1.57 PR -11-003 4.00 327.20 323.20 0.41 1,843 0.70 includes 4.00 150.50 146.50 0.65 2,742 1.08 PR-12-005 207.50 372.50 165.00 0.31 1,713 0.58 PR-12-006 12.00 102.00 90.00 0.21 1,315 0.42 PR-12-007 7.70 255.00 247.30 0.22 1,097 0.39 includes 156.00 197.00 41.00 0.34 1,760 0.62 PR-12-008 107.65 280.00 172.35 0.48 2,401 0.86 includes 131.50 187.00 55.50 0.67 3,507 1.22 PR-12-10 79.00 94.40 15.40 0.59 4,325 1.27 PR-12-11 6.95 166.48 159.53 0.46 2,008 0.78 Includes 6.95 95.65 88.70 0.53 2,225 0.88 PR-12-013 24 46.5 22.5 0.44 2,090 0.77 PR-12-012 6 103 97 0.34 1,646 0.60 PR-12-016 0.00 201.35 201.35 0.77 3,567 1.34 includes 27.75 85.6 57.85 1.08 4,915 1.86 PR-12-023 0.00 455.80 455.80 0.20 1,138 0.39 PR-12-024 655.60 656.70 1.10 18.28 252 18.33 includes 673.00 674.50 1.50 11.95 2,373 12.33 **AuEq (g/t) Gold Equivalent calculated using 1,300/oz gold and $3.00/lb copper and metallurgical Note: Holes 1-3 Jan. 20, 2012, Holes 4-10 April 16, 2012, holes 11-13 June 28, 2012 holes 14-32 Jan 2013 *Complete drill results available on Calibre Mining’s website recoveries and net smelter returns are assumed to be 100% PRIMAVERA DRILL PLANBorosi Concessions 0km 20 40 23CALIBREMINING.COM22 PRIMAVERA PROJECT
  • PR11-002 INTERCEPTED: » 261.70m grading 0.78 g/t Au, 0.30% Cu » Continuos Gold-Copper Mineralization PR12-008 INTERCEPTED: » 247.35m grading 0.43 g/t Au, 0.21% Cu including 172.35m grading 0.48 g/t Au, 0.24% Cu PR12-011 » 159.53m grading 0.46 g/t Au, 0.20% Cu including 88.7m grading 0.53 g/t Au, 0.22% Cu PRIMAVERA GOLD/COPPER PROJECT DRILL HOLES PR11-002, PR12-008, PR12-011 Au (g/t) Cu (%) PR12-008 INTERCEPTED: » 172.35m grading 0.48 g/t Au, 0.24% Cu PICTURED DRILL INTERCEPT ASSAYED » 5.52m @ 0.59g/t Au and 0.29% Cu (Section 196.93m-202.45m of Hole PR12-008) DRILL HOLE PR12-008 Borosi Concessions 0km 20 40 *PR12-008/011 were analyzed at Inspectorate Labs in Vancouver PR-12-008 PR-11-002 PR-12-011 261.70m grading 0.78 g/t Au, 0.30% Cu 159.53m grading 0.46 g/t Au, 0.20% Cu 247.35m grading 0.43 g/t Au, 0.21% Cu 25CALIBREMINING.COM24 PRIMAVERA PROJECT
  • HONDURAS NICARAGUA Caribbean Sea Pacific Ocean COSTA RICA PANAMA PRIMAVERA Porphyry Gold-Copper Project CERRO COLORADO 24.8 B lbs Copper, 3.5M ozs Gold COBRA PANAMA 19.6 B lbs Copper, 4.9M ozs Gold Deposit Tonnes Au Cu Au Eq. Contained Au Contained Cu (Mt) (g/t) (%) (g/t)* (Million ozs) (Billion lbs) Cerro Casale 1,200 0.59 0.22 0.94 23.1 5.78 Chapada 429 0.24 0.26 0.65 3.1 2.15 El Morro 537 0.49 0.52 1.31 8.2 6.08 Agua Rica 908 0.22 0.49 1.00 22.1 9.78 Maricung 269 0.70 0.00 0.70 6.0 0.00 Alumbrera 390 0.51 0.47 1.25 6.4 4.03 Kemess South 109 0.71 0.23 1.07 2.5 0.56 Mt. Milligan 531 0.34 0.20 0.66 6.0 2.12 Cobra Panama 2,143 0.07 0.41 0.72 4.9 19.59 Cerro Colorado 1,400 0.08 0.78 1.31 3.5 24.00 Cadia-Ridgeway 1,290 0.58 0.30 1.06 23.6 8.30 Primavera** - 0.59 0.26 1.01 - - SELECTED PORPHYRY GOLD/COPPER DEPOSITS/MINES * Au Eq. (g/t): Gold Equivalent calculated using $1,300/oz gold and $3.00/lb copper and metallurgical recoveries and net smelter returns are assumed to be 100%. ** Weighted average grade of PR-11-001, PR- 11-002, PR-11-003, PR-12-008, PR-12-016 and PR-12-023 Resource Information derived from Website Sources. 27CALIBREMINING.COM26 SELECTED PORPHYRY GOLD/COPPER DEPOSITS/MINES
  • RISCOS DE ORO PROJECT DISTRICT POTENTIAL 100% CALIBRE OWNED » Low Sulfidation Epithermal Gold-Silver Vein District » Comparable to nearby Bonanza Camp in geology, mineralization, and structure (past production of +2.8 million ozs Au) » Gold – Silver System extends over 7 km from the El Paraiso and Murcielago targets Northeast towards Riscos de Oro » Completed 9,427m of resource delineation drilling at Riscos in 37 holes with epithermal gold-silver intercepts including 7.69 g/t Au, 211.80 g/t Ag over 10.6m » Historic trenching at Murcielago adit 7.0 Km SW of Riscos returned 12.4 g/t Au over 3.0 metres Borosi Concessions 0km 20 40 NI 43-101 GOLD/SILVER RESOURCE AT RISCOS DE ORO 100% CALIBRE OWNED Calibre Mining Corp. Inferred Resource (using a 0.6 g/t AuEq cutoff grade) Tonnes and Grade Total Ounces Zone Tonnes Grade Grade Grade Contained Au Contained Ag Contained (g/t) (Au g/t) (Aq g/t) (AuEq g/t) (ounces) (ounces) (ounces AuEq) Upper 1,539,000 2.45 64.42 3.46 121,200 3,188,000 Lower 620,000 5.07 47.87 5.82 101,000 954,000 Total 2,159,000 3.20 59.67 4.14 222,300 4,142,000 287,100 1. CIM definition standards were followed for the resource estimate. 2. The 2012 resource models used Inverse Distance grade estimation within a three-dimensional block model with mineralized zones defined by wireframed solids. 3. A base cutoff grade of 0.6 g/t AuEq was used for reporting resources with capping of silver grades at 591 g/t. 4. A density of 2.65 g/cm3 was applied. 5. Numbers may not add exactly due to rounding. 6. Gold Equivalent (AuEq) calculated using $1264 /oz Au for gold and $19.78/oz Ag for silver and metallurgical recoveries and net smelter returns are assumed to be 100%. 7. Mineral Resources that are not mineral reserves do not have economic viability 8. The quantity and grade of reported inferred resources in this estimation are uncertain in nature and there has been insufficient exploration to define these inferred resources as an indicated or measured mineral resource and it is uncertain if further exploration will result in upgrading them to an indicated or measured mineral resource category. 29CALIBREMINING.COM28 RISCOS DE ORO PROJECT
  • 10km strike » Located in the North-eastern portion of the Borosi Concessions where the Riscos de Oro and La Luna gold-silver deposits are located » Comparable geology, mineralization and structure to nearby producing Bonanza camp (past production of ~2.8Moz gold) » Consists of a series of anomalous zones, past producing pits, shallow shafts and existing small scale mining areas over eight kilometres » Exploration at Guapinol has included; mapping, geophysics, geochemistry, trenching and drilling which has identified excellent near surface targets three kilometres long and averaging 500 metres wide. » Grab samples from Guapinol consist of 13.1 g/t gold, 18.8 g/t gold while at the California target approximately three kilometres along strike samples have returned 3.2g/t gold, 21.9 g/t gold and 9.5g/t gold; finally La Sorpresa located 8.5 kilometres along strike returned grab samples of 14.2 g/t gold, 17.01 g/t gold and 74.0 g/t silver. Guapinol 100% CALIBRE OWNED Borosi Concessions 0km 20 40 » Maps above show detailed Guapinol soil sample targets identified, showing highly anomalous gold-silver anomalies to be followed up on. These comparied to the previously mined open pit and underground Risco’s de Oro 3km strike 8km strike 3130CALIBREMINING.COM RISCOS DE ORO PROJECT
  • NI 43-101 GOLD/SILVER RESOURCES CERRO AEROPUERTO, LA LUNA & Riscos 100% CALIBRE OWNED CERRO AEROPUERTO DRILL HOLES Borosi Concessions 0km 20 40 LA LUNA DRILL HOLES Borosi Concessions 0km 20 40 1. *For Cerro Aeropuerto & La Luna Gold Equivalent (Au Eq) calculated using gold price of US$1,058/oz and silver price of US$16.57 /oz and for Riscos a gold price of US$1264/oz and silver price of US$19.78/oz. Assumes metallurgical recoveries and net smelter returns are to be 100% 2. Mineral resources that are not mineral reserves do not have economic viability. 3. A base cutoff grade of 0.6 g/t AuEq was used. Riscos estimate used a capping of silver grades at 591 g/t. a density of 2.65 g/cm3 was applied. Numbers may not add exactly due to rounding. 1. Base case is reported at a 0.15% copper equivalent cut-off grade which incorporates consideration of mining and processing cost, recoveries, commodity prices and selling cost. 2. Estimate assumes a long term copper price of US$2.90/lb, a gold price of US$1,200/oz and a silver price of US$24/oz. 3. Rounding as required by NI 43-101 reporting guidelines may result in apparent summation differences. 4. Tonnage and grade measurements are in metric units. Contained gold and silver ounces are reported as troy ounces, contained copper pounds as imperial pounds. 5. Mineral resources that are not mineral reserves do not have demonstrated economic viability. The estimate of mineral resources may be materially affected by environmental, permitting, legal, title, taxation, sociopolitical, marketing, or other relevant issues. 6. The quantity and grade of reported inferred mineral resources in this estimation are uncertain in nature and there has been insufficient exploration to define these inferred mineral resources as indicated or measured mineral resources and it is uncertain if further exploration will result in upgrading them to indicated or measured mineral resources. Calibre Mining Corp. and Alder Resources Inferred Resource (using a 0.15% Copper cutoff grade) Tonnes and Grade Total Resources Deposit Tonnes Gold Silver Cu Gold Silver Cu (g/t) (g/t) (%) (oz) (oz) (lbs) Rosita Stock Piles 7,950,000 0.46 9.20 0.62 118,000 2.35M 108M NI 43-101 COPPER/GOLD/SILVER RESOURCES AT ROSITA Joint Venture with AlDer Resources Calibre Mining Corp. Inferred Resource (using a 0.6 g/t AuEq cutoff grade) Tonnes and Grade Total Ounces Deposit Tonnes Gold Silver Au Eq1 Gold Silver Au Eq1 (g/t) (g/t) (g/t) (oz) (oz) (oz) Cerro Aeropuerto 6,052,000 3.64 16.16 3.89 707,750 3,144,500 757,000 La Luna 2,539,000 1.56 14.01 1.78 127,700 1,143,570 146,000 Risco 2,159,000 3.20 59.67 4.14 222,300 4,142,000 287,000 1,057,750 8,430,070 1,190,000 Cerro Potosi La Luz Mine Open Pit and Underground Cerro Aeropuerto 500 m 33CALIBREMINING.COM32 CERRO AEROPUERTO AND LA LUNA PROJECTS
  • FORMER SANTA RITA COPPER-GOLD MINE CALIBRE/ALDER OPTION » Optioned to Alder Resources; Alder to spend C$4.0 million over the next four years to earn a 65% stake in Calibre’s Rosita D Concession » Rosita D concession: 3,356 hectares - only 5% of Calibre’s concessions in the Mining Triangle » Historic open pit Santa Rita copper-gold mine: total historic production from skarn mineralization estimated at 305 M lbs of Cu, 177,737 ozs of Au, and 2,629,720 ozs of Ag from 5,924,572 tons of ore (Arengi, 2002) » On May 9, 2012 Alder Resources Announced a NI 43-101 Inferred Resource estimate of 7.95 Mt averaging 0.62% Cu, 0.46 g/t Au, and 9.2g/t Ag. Containing 108 M lbs copper, 118,500 oz gold and 2.35 M oz of silver » Phase One exploration commenced, including 8,000 metres of diamond drilling. Results to date include: 8.0m grading 29.54 g/t Au and 8.0m grading 6.9 g/t Au (Alder news Release Sept 5, 2012) Borosi Concessions 0km 20 40 » High grade copper/gold/silver zone identified 5.21% Cu, 4.40 g/t Au and 144g/t Ag over 12.1 metres with additional work ongoing 35CALIBREMINING.COM34 CALIBRE/ALDER OPTION
  • Summary » Nicaragua provides a favorable, stable, environment for mining. » Calibre’s 100% owned gold-silver deposits host inferred resources of 1,057,750 oz Au and 8,430,070 oz Ag (1,190,000 oz AuEq) » Calibre Mining, Featherstone Capital, B2Gold, and Alder Resources are an established, experienced team who control over 785 km2 of underexplored territory in an area that has already produced more than 7.9M oz’s of gold. » New porphyry gold-copper discovery at Primavera with district potential. » B2Gold have earned a 51% Interest in the Primavera Gold-Copper discovery as well as 322 sq km of surrounding concessions, by spending $8M. B2Gold and Calibre Mining have entered into an agreement granding B2Gold an option to acquire a further 19% interest into the 322 sq km concessions including Primavera by spending an additional $6M over 3 years. EXPLORATION TIME LINE & NEWS Flow INFORMATION Ryan King calibre@calibremining.com (604) 628.1012 Calibre Mining Corp. 1620 – 1066 West Hastings St. Vancouver, BC V6E 3X1 TSX.V: CXB calibremining.com 2013 Q1 Q2 Q3 Q4 Exploration for Porphyry Gold/Copper Systems Calibre/B2Gold Option 100% Calibre owned concessions Target Delineation Drilling Primavera / Calibre/B2Gold Rosita Copper Project / Calibre/Alder Resources Option Data Review Riscos de Oro / Cerro Aeropuerto / La Luna / 100% Calibre RESULTS Drill results from Santa Rita and Primavera + regional porphyry gold/ copper exploration and drill programs 3736
  • Calibre Mining Corp. 1620 – 1066 West Hastings St. Vancouver, BC V6E 3X1 TSX.V: CXB calibremining.com