HECLA MINING CO

Established in 1891 in northern Idaho's Silver Valley, Hecla has long been known in the United States as a major primary silver producer and quality gold producer. Hecla is the oldest precious metals miner in North America and a low-cost, low-risk silver miner. Headquartered in Coeur d'Alene, Idaho, this international company is expected to produce approximately 6 million ounces of silver and about 115,000 to 120,000 ounces of gold in 2007. Hecla has been traded on the New York Stock Exchange for more than 40 years under the symbol "HL."

Low-risk, low-cost primary silver producer

• All silver reserves at U.S. long-term operating mines
• 2006 production of 5,509,746 ounces of silver at a cash cost of $0.24 per ounce - 2007E production of approximately 6 million ounces at an estimated cash cost of a negative $0.25 per ounce
• Majority of revenue and gross profit from silver operations - benefiting now from high metals prices

Mid-tier gold producer

• 2006 gold production of 179,276 ounces at an average total cash cost of $345 per ounce
• 2007 gold production targeted at approximately 115,000 to 120,000 ounces at an average total cash cost in the range of $440-$470 per ounce

Hecla mines, processes and explores for silver, gold, lead and zinc in the United States, Mexico and Venezuela. The company currently produces silver from two mines: Greens Creek in Alaska and Lucky Friday in Idaho. The company also mines gold from its La Camorra Unit in Venezuela. Hecla has highly prospective exploration opportunities, proven operating expertise and a strong balance sheet with no long-term debt.

Significant success in exploration opportunities on several fronts

• Actively exploring in the U.S., Mexico and Venezuela
• Exploration success during 2006 increased silver reserve and resources by 25%
• $22 million budgeted for exploration and pre-development in 2007

RESERVES & RESOURCES

as of December 31, 2006

2007 Production estimates:

• Approximately 6 million ounces of silver estimated at negative $0.25 total cash cost per ounce
• 115,000 to 120,000 ounces of gold at an average total cash cost of $440-$470 per ounce

Share info:

Largest institutional owners
(68.8% ownership) - Sept 7, 2007

Eastbourne Capital Management, LLC
Royce & Associates, LLC
Dimensional Fund Advisors, Inc.
Wentworth, Hauser & Violich, Inc.
State Street Global Advisors (US)
Oppenheimer Funds, Inc.
Van Eck Associates
Pergamon Advisors, L.P.
Barclay's Global Investors, N.A.
Fred Alger Management Inc.
Vanguard Group, Inc.
Sun Valley Gold, LLC

Analyst coverage
Andrea Cheung - BMO Capital Markets - 416-359-5637
Brad Humphrey - CIBC World Markets - 416-594-7297
Michael Jalonen - Merrill Lynch Canada - 416-369-7540
Michael Curran - RBC Capital Markets - 416-842-3770
Terence Ortslan - TSO & Associates - 514-844-8344

Strong financial position

• Current production plus strong metals prices equals great cash flow and earnings
• $180.6 million cash and short-term investments at June 30, 2007
• No long-term debt
• No silver or gold hedged

FINANCIAL INFO