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Hecla Greens Creek Mining Company company history timeline

1891

Founded in 1891, Hecla Mining Company (NYSE:HL) is the largest silver producer in the United States.

1898

Hecla Mining Company is incorporated in Washington State on July 12, 1898.

1900

On July 5, 1900, Hecla pays its first dividend of 2¢ per share.

1915

Hecla stock begins trading on the New York Curb Exchange – later the American Stock Exchange – on September 23, 1915.

1989

The mine began production in 1989 and today operates 24-hours a day, 365 days a year.

2002

“Hecla’s silver reserves are near our all time high with Greens Creek reaching 125 million ounces, that mine’s second highest since 2002, and Lucky Friday’s 75 million ounces giving it a reserve mine life in excess of 15 years”

2003

Resources adjusted based on mining restrictions as defined by United States Forest Service, Kootenai National Forest in the June 2003 'Record of Decision, Rock Creek Project'.

2017

(22) Inferred open-pit resources for Fire Creek calculated November 30, 2017, using gold and silver recoveries of 65% and 30% for oxide material and 60% and 25% for mixed oxide-sulfide material.

2020

Inferred gold resources declined 17% from 2020 given conversion to higher resource classes and reserves.

2021

(14) The average resource cut-off grades at Casa Berardi are 0.089 oz/ton gold (3.06 g/tonne) for underground and 0.036 oz/ton (1.22 g/tonne) for open pit; metallurgical recovery (actual 2021): 84.82% gold; US$/CAN$ exchange rate: 1:1.275.

2022

June 09, 2022 Hecla to Participate at PDAC and the Mining Investment Event of the North

More than a quarter of the total expenditures in 2022 are planned for Casa Berardi (16%) and Greens Creek (11%) exploration.

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