Barrick Mining Corporation · TSX:ABX

Barrick Mining — Barrick Gold — Corporate Update (August 2005)

33 slides from Barrick Mining's corporate update, Aug 30, 2005

1. Slide 1: Goldstrike Tour – August 2005

   BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 FORWARD LOOKING STATEMENT Certain statements included herein, including those regarding production, costs, development schedules and other statements that express management’s expectations or estimates

2. Slide 2: Welcome to Barrick Goldstrike

   BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Welcome to Barrick Goldstrike BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Goldstrike Property Meikle Roaster Rodeo Autoclave Open Pit Administration BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 2

3. Slide 3: Goldstrike Property and History

   BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Goldstrike Property Autoclave Betze-Post Betze-Post Roaster Rodeo Rodeo Meikle Meikle BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Goldstrike’s History ƒ Purchased property in 1986 for $62 million ƒ Oxide heap-leach operation ƒ Increased property

4. Slide 4: Goldstrike's Contribution and Decision Making Priorities

   BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Goldstrike’s Contribution 2005E 2004 Production Reserves Goldstrike 6% 37% Other N. America 22% 15% South America 47% 25% 23% Australia/Africa 25% BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Goldstrike’s Decision Making Priorities Human Safety En

5. Slide 5: Safety Performance and Environmental Stewardship

   BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Goldstrike’s Safety Performance MSHA Reportable Injuries – 2001-2005 60 50 2001 - 60 2002 - 44 40 2003 & 2004 - 38 30 20 2005 YTD - 18 10 0 Jan Feb Mar April May June July Aug Sept Oct Nov Dec BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Goldstrik

6. Slide 6: Community and Production Contribution

   BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Goldstrike’s Community Contribution ƒ Employ 1,600 highly trained and skilled mining professionals ƒ $70 million to communities, schools and charities since 1986 BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Goldstrike’s Production Contribution 200

7. Slide 7: The Outlook for Goldstrike

   BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 The Outlook for Goldstrike The Next Chapter ƒ Cost containment ƒ Enhancement initiatives ƒ Leverage existing infrastructure ƒ Reserve additions BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Nevada Power Plant ƒ Lowers Goldstrike electricity costs b

8. Slide 8: Nevada Power Plant

   BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Nevada Power Plant Engine Hall B – Gensets Installed SCR Emissions Controls Western 102 Power Plant Overview BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Peer Group – Cash Cost Increases (Compound Annual Increase - 2002-2005E) Cortez 13% Round Mou

9. Slide 9: Open-Pit Operations – Current Dimensions

   BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Open-Pit Operations BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Open-Pit – Current Dimensions 9900’ 9900’ 7500’ 7500’ 1500’ 1500’ BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 9

10. Slide 10: Open Pit Operations and Major Equipment

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Open Pit Operations ƒ Conventional large truck / shovel operation ƒ Operated 24 hours per day ƒ Approximately 600 people BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Open Pit Operations – Major Equipment ƒ Loading Fleet 4 P&H 2800’s 1 Hitachi 5500

11. Slide 11: Open-Pit – Mining Rates

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Open-Pit – Mining Rates (000’s) 2001 2002 2003 2004 2005E Tons mined 154,233 142,898 141,693 134,212 141,296 Tons per day 433 401 398 376 387 Tons of ore 17,412 14,552 9,589 9,434 7,754 Grade mined 0.15 0.14 0.20 0.16 0.18 (oz/ton) Reserve grade

12. Slide 12: Haul Truck Tire Life and Equipment Reliability

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Open-Pit – Haul Truck Tire Life Since Oct 2002, focus on improving tire life through awareness, improved technology, and behaviors has led to 50+% increase in life of $22K truck tires. BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Open-Pit – TEAM A

13. Slide 13: Open-Pit – Weird II and Unit Mining Costs

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Open-Pit – Weird II In 2005, performed a 2-month underground mining project from the pit where 20,508 tons were mined, producing 10,647 ounces of gold profitably. BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Open-Pit – Unit Mining Costs Tons Mined

14. Slide 14: Underground Operations

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Underground Operations BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Underground Operations roaster roaster Rodeo Meikle BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 14

15. Slide 15: Underground Operations and Mining Rates

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Underground Operations ƒ Accessed by shaft ƒ Operated 24 hours per day ƒ Approximately 500 people ƒ Mining Methods – drift and fill – long hole open stope BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Underground – Mining Rates (000’s) 2001 2002 20

16. Slide 16: Underground – Reducing Costs / Improving Productivity

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Underground – Reducing Costs / Improving Productivity ƒ Increase employee involvement ƒ Improve approach to maintenance ƒ Alternative mining methods ƒ Operational Improvements BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Underground – 5S Initiativ

17. Slide 17: Underground – Betze Drift Project and Unit Costs

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Underground – Betze Drift Project BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Underground – Unit Mining Costs (per ton) $70 $62.70 $60 $58.39 $60.60 $50 $46.60 $44.98 $50.08 $43.07 $39.46 $40 $35.53 $38.12 $30 $20 1996 1997 1998 1999 2000 2001 20

18. Slide 18: Processing

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Processing BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Processing ƒ Two processing facilities – Autoclave – Roaster ƒ Operated 24 hours per day ƒ Approximately 430 people BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 18

19. Slide 19: Processing – 2005 Estimated Throughput

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Processing There are two types of gold ore: Single refractory - the gold is locked in sulfide mineral particles that must be oxidized to expose the gold for cyanide leaching. The autoclaves do this function effectively. Double refractory - the o

20. Slide 20: Processing – Throughput Rates

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Processing – Throughput Rates $16.59 $16.38 $15.83 $17.13 Processing $15.19 Cost/Ton 15,000 13,012 12,301 12,218 12,563 Tons per year (million) 10,563 10,000 5,846 5,888 6,124 Roaster 6,665 4,711 5,000 6,455 6,330 6,888 5,852 5,897 Autoclave 0 2

21. Slide 21: Processing – Reagent Optimization

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Processing – Reagent Optimization Propane Consumption – gallons per ton 3.00 Autoclave 2.50 2.00 1.50 Linear (Autoclave) 1.00 Roaster 0.50 Jan 01 Apr 01 Jul 01 Jan 02 Jul 02 Jan 03 Jul 03 Jan 04 Oct 01 Apr 02 Oct 02 Apr 03 Oct 03 Apr 04 Jul-05 O

22. Slide 22: Exploration – Nevada Exploration Projects

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Exploration BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Nevada Exploration Projects Pinson Rossi/Dee Ren ell Goldstrike tc h ELKO Ge Marigold Carlin Valley Ca rli Ba n ttl e M t. RENO Ruby Hill - Eu re ka Round Mountain BARRICK GOLDSTRIKE MINE TO

23. Slide 23: Goldstrike and Carlin Trend 2005 Projects

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Goldstrike and Carlin Trend ROSSI 2005 Projects REN STORM DEE MEIKLE RODEO BETZE/POST GOLDSTRIKE GENESIS W. LEEVILLE Simon Creek JV CARLIN CARLIN VALLEY GOLD QUARRY 0 2.5 5 M ILES BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 TUSCARORA MOUNTAINS IN

24. Slide 24: Goldstrike 2005 Target Areas and Exploration Program

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Goldstrike 2005 Target Areas 25000N BOOTSTRAP Quaternary Alluvium 25000N Tertiary Carlin Jurassic Diorite Devonian Rodeo Creek Unit BANSHEE Devonian Popovich Fm Silurian-Devonian 20000N MEIKLE Roberts Mountains Fm, 20000N TARA Bootstrap Limeston

25. Slide 25: Goldstrike – Betze-Post Drift Project

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Goldstrike – Betze-Post Drift Project N BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 Goldstrike – Betze-Post Drift Project N BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 25

26. Slide 26: Goldstrike – Underground Exploration; Dee/Rossi

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 NORTH POST Goldstrike – Underground Exploration PO ST FA UL T RODEO 1,520 m EAST GRIFFIN 1,220 m EXTENSION 610 m WEST RODEO MEIKLE 920 m WEST GRIFFIN 2,130 m BARREL BANSHEE 3,050 m SOUTH MEIKLE PLAN VIEW SURFACE TOPO WEST EAST SOUTH EXTENSION GR

27. Slide 27: Dee/Rossi 2005 Program

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Dee/Rossi 2005 Program ƒ 1,250’ UG Development, 34,000’ UG Core drilling and 32,800’ Surface RC Drilling in seven target areas ƒ 967’ UG Development, 10,696’ of UG Core drilling in End Zone, Discovery Zone and Dee UG completed YTD ƒ Positive res

28. Slide 28: Dee 2005 UG Drill Plan; Ruby Hill 2005 Program

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Dee - 2005 UG Drill Plan End Zone 2005 Modeled Shape 0.200 opt AU Meridian / Glamis Property Line 4,773 ft. UG Deep North 2005 Drilling YTD Modeled Shape 0.200 opt AU 2005 50 ft. New Drift DC03 Station U D N 291000N 268000E 200 ft. BARRICK GOLDS

29. Slide 29: Ruby Hill – Deep East Archimedes

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Ruby Hill – Deep East Archimedes ult East Archimedes 426 Fa Pit Outline Ogll Deep Archimedes Target Archimedes Pit Holly - Bowman - 150 Og1 Trans-M olly Frac ture Blanch ard Fau lt Fault Fault Qal rd N 12550E 12900E veya Gra 1,000 ’ BARRICK GOLD

30. Slide 30: Round Mountain Joint Venture

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Round Mountain Joint Venture Gold Hill and AMI Projects Gold Hill Round Mountain Mine Manhattan AMI Boundary BARRICK 0 2.5 GOLDSTRIKE 5 MINE TOUR – AUGUST 2005 MILES Round Mountain JV - 2005 Program YTD West Sinter - Deep Vein Target ƒ 2 RC/core

31. Slide 31: Marigold JV 2005 Development Drilling and Exploration Targets

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Marigold JV 2005 Development Drilling Total 05 YTD drilling N (at Aug 9): 237 holes Reserve Areas VALMY 80 1 Mile for 155,000 feet Resource Areas Development Targets Current Marigold Mine 5 NE Area Target 2 32S 8N Deep 8 Basalt Pit 5N TZN Antler

32. Slide 32: Summary – Nevada Exploration and Goldstrike

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 Summary – Nevada Exploration ƒ 2005 exploration programs are in progress throughout Nevada ƒ Encouraging results have been obtained at the Goldstrike, Dee/Rossi, Ruby Hill projects ƒ We expect the 2005 program to result in meaningful reserve/res

33. Slide 33: Goldstrike Tour – August 2005

    BARRICK GOLD CORPORATION Goldstrike Tour – August 2005 BARRICK GOLDSTRIKE MINE TOUR – AUGUST 2005 33

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