2. Company Overview Over 100 years of exploring, developing and mining precious and nonferrous metals Operate mines and process metals in the U.S., Mexico and Venezuela Headquartered in Coeur d’Alene, Idaho, with approximately 1300 workers globally Listed on the NYSE since 1964 23 rd largest precious metals company in the world

3. Silver (Ag) Gold (Au) Corporate Office Historic high-grade gold district La Camorra World Class Mining Districts Lucky Friday 1.2 Billion ounces of silver 500 years of silver production San Sebastian Nevada's gold trend Hollister Block World class ore body Greens Creek

4. 2001 United States Venezuela 49% 42% 9% Mexico United States Venezuela 34% 36% 30% Mexico Revenue by Country 2003

5. Income Exposure by Country $15 2001 20022003 U.S.Venezuela Mexico -$5 $0 $5 $10 -$10 $ in millions

6. Non-Operating Expenditures Venezuela………………………….. $70 million –Mina Isidora –La Camorra shaft –Canaima –Exploration Mexico………………………………. $15 million –Exploration USA…………………………………… $45 million –Hollister Block –Lucky Friday –Greens Creek Over 2-3 Years

7. Acquired shares of Monarch Resources in 1999 Operate the La Camorra Mine Developing mines in Block B (Minerven) Current Situation Largest gold producer in Venezuela Largest private employer in the southern Bolívar State –500 direct employees –750 indirect employees –5000 beneficiaries Hecla Venezuela

8. Production & Costs

9. Net Income & Investment In millions Net IncomeInvestment Hecla Venezuela $115

10. Venezuela Caracas PuertoOrdaz Historic Gold District

11. Property Position N EL DORADO TUMEREMO EL MIAMO GUASIPATI PASTORA GREENSTONE BELT EL CALLAO CUYUNI RIVER EL DORADO CONCESSIONS BOTANAMO GREENSTONE BELT MINERVEN CONCESSIONS 125 69 34 78 10 12 11 Block ‘B’ Mina Isidora Canaima La Camorra Caracas PuertoOrdaz MAP AREA Mina Tomi (Crystallex) Mineria MS Revemin (Crystallex) Mina Colombia (Minerven) La Victoria (Crystallex) Hecla Venezuela

12. Growth At Depth -400 -600 -800 10,000E 10,200E 10,400E Probable Inferred 14 20 18 22 21 19 2004 Definition Drilling To be explored from u/g or Devico Explore observed trend eastward La Camorra Mother Hole In Progress

13. La Camorra Shaft Project Plans for the Future

14. RIO CUYUNI TUMEREMO 55km EL DORADO 10km NIÑA VI EMILIA II NIÑA III EL PLACER NIÑA II YESSICA NIÑA IV NIÑA VII LA MEDUSA CANAIMA SUDOR NIÑA I LA CAMORRA 1.0 Km N Canaima Esperanza Resortera CVG Exploration Contract Exploitation Concession EMILIA I Pescador Marta Rosita Isbelia Betzy SAN RAFAEL Main BELKYS La Camorra Land Position Hecla Venezuela

15. Hecla Property Position N EL DORADO TUMEREMO EL MIAMO GUASIPATI PASTORA GREENSTONE BELT EL CALLAO CUYUNI RIVER EL DORADO CONCESSIONS BOTANAMO GREENSTONE BELT MINERVEN CONCESSIONS 125 69 34 78 10 12 11 Block ‘B’ Mina Isidora Canaima La Camorra Caracas PuertoOrdaz MAP AREA Mina Tomi (Crystallex) Mineria MS Revemin (Crystallex) Mina Colombia (Minerven) La Victoria (Crystallex) Hecla Venezuela

16. El Callao Gold Mining District 1 0 0 0 M E T E R S Block ‘A’ Block ‘B’ Sosa Mendez Colombia Caratal Mill Revemin Mill Santa Barbara Airport EL CALLAO N Laguna Santa Rita El Peru Mill Panama Ceniceros Chile Hecla Venezuela

17. Plans for the Future Mina Isidora

18. Sampling Plant El Callao AUTOMATIC SAMPLING UNIT PRIMARY CONE CRUSHER STACKING BELT VIBRATING SCREENS PRIMARY FEED BELT STOCKPILE OF 3,800 - 4,000 TONNES READY FOR SAMPLING Plans for the Future

19. Ministry of Energy and Mines Ministry of the Environment Department of the Defense SENIAT (Internal Revenue Service) Corporacion Venezolana de Guayana (CVG) CVG Minerven Ministry of Foreign Affairs Local Communities Small Miners Who We Work With Partners for Success

20. Crusher Project Block B Small Miner Areas Small Miners Who We Work With

21. Social Geological Legal HECLA FinancialTechnical Environmental Small Miners Who We Work With

22. Small Miner Support - Mina Panama Pozo 2 Ventilation

23. Small Miner - Support Isbelia Headframe

24. Small Miner Support – Mina Panama Pozo 4 HEADFRAME

25. Public Services HECLA Education Health Employees Housing Social Investments

26. Mission Barrio Adentro Mision Robinson Mision Piar Social Investments – In Participation with Government

27. Community Achievements

28. Community Involvement – First Quarter 2004

29. Community Involvement - Water Delivery

30. Monarch Legacy Issues Resource Replacement Small Miners Customs Challenges Venezuela

31. Brought new technology & specialized ability to Venezuela –Turned unprofitable into profitable operations –Generated a return for Hecla & Venezuela Expect to almost double our investment in the next two years Past success & partners’ support will allow us to overcome the challenges Conclusion Venezuela